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gpu: nvgpu: unit: add tsg setup_sw/cleanup_sw coverage

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Add unit test for:
- nvgpu_setup_sw
- nvgpu_cleanup_sw

Made nvgpu_tsg_init_support return void, since it cannot fail.

Jira NVGPU-3476

Change-Id: Ifff115e98c097375d7920b79ae9e13657d54a357
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2124512
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Seema Khowala <seemaj@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Thomas Fleury
2019-05-22 15:25:09 -07:00
committed by mobile promotions
parent 8db47e6f51
commit 6602baaf41
4 changed files with 63 additions and 22 deletions
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58
userspace/units/fifo/tsg/nvgpu-tsg.c
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@@ -37,6 +37,7 @@
#include <nvgpu/gr/ctx.h>
#include "common/gr/ctx_priv.h"
#include <nvgpu/posix/posix-fault-injection.h>
#include "hal/fifo/tsg_gk20a.h"
@@ -1135,7 +1136,64 @@ done:
return rc;
}
#define F_TSG_SETUP_SW_VZALLOC_FAIL BIT(0)
#define F_TSG_SETUP_SW_LAST BIT(1)
static const char *f_tsg_setup_sw[] = {
"vzalloc_fail",
};
static int test_tsg_setup_sw(struct unit_module *m,
struct gk20a *g, void *args)
{
struct gpu_ops gops = g->ops;
struct nvgpu_posix_fault_inj *kmem_fi;
u32 branches = 0U;
int rc = UNIT_FAIL;
int err;
u32 fail = F_TSG_SETUP_SW_VZALLOC_FAIL;
u32 prune = fail;
kmem_fi = nvgpu_kmem_get_fault_injection();
for (branches = 0U; branches < F_TSG_SETUP_SW_LAST; branches++) {
if (pruned(branches, prune)) {
unit_verbose(m, "%s branches=%s (pruned)\n", __func__,
branches_str(branches, f_tsg_setup_sw));
continue;
}
subtest_setup(branches);
unit_verbose(m, "%s branches=%s\n", __func__,
branches_str(branches, f_tsg_setup_sw));
nvgpu_posix_enable_fault_injection(kmem_fi,
branches & F_TSG_SETUP_SW_VZALLOC_FAIL ?
true : false, 0);
err = nvgpu_tsg_setup_sw(g);
if (branches & fail) {
assert(err != 0);
} else {
assert(err == 0);
nvgpu_tsg_cleanup_sw(g);
}
}
rc = UNIT_SUCCESS;
done:
nvgpu_posix_enable_fault_injection(kmem_fi, false, 0);
if (rc != UNIT_SUCCESS) {
unit_err(m, "%s branches=%s\n", __func__,
branches_str(branches, f_tsg_setup_sw));
}
g->ops = gops;
return rc;
}
struct unit_module_test nvgpu_tsg_tests[] = {
UNIT_TEST(setup_sw, test_tsg_setup_sw, &unit_ctx, 0),
UNIT_TEST(init_support, test_fifo_init_support, &unit_ctx, 0),
UNIT_TEST(open, test_tsg_open, &unit_ctx, 0),
UNIT_TEST(release, test_tsg_release, &unit_ctx, 0),