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gpu: nvgpu: Add more test coverage for common.netlist

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Add more line and branch coverage in unit test for common.netlist
unit

Jira NVGPU-4920

Change-Id: I6991a584b22b1d3724b665dc2a04a30f172d5c11
Signed-off-by: vinodg <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2286762
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
vinodg
2020-01-28 17:37:28 -08:00
committed by Alex Waterman
parent f0776d26f2
commit eabba98e2a
2 changed files with 64 additions and 3 deletions
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34
userspace/units/netlist/nvgpu-netlist.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2019-2020, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -27,6 +27,7 @@
#include <unit/unit.h>
#include <nvgpu/gk20a.h>
#include <nvgpu/posix/posix-fault-injection.h>
#include <nvgpu/posix/io.h>
#include <nvgpu/hal_init.h>
#include <nvgpu/enabled.h>
@@ -208,10 +209,29 @@ int test_netlist_query_tests(struct unit_module *m,
return UNIT_SUCCESS;
}
static int test_netlist_alloc_failure(struct gk20a *g)
{
int err, i;
struct nvgpu_posix_fault_inj *kmem_fi =
nvgpu_kmem_get_fault_injection();
for (i = 0; i < 12; i++) {
nvgpu_posix_enable_fault_injection(kmem_fi, true, i);
err = nvgpu_netlist_init_ctx_vars(g);
if (err == 0) {
return UNIT_FAIL;
}
nvgpu_posix_enable_fault_injection(kmem_fi, false, 0);
}
return UNIT_SUCCESS;
}
int test_netlist_negative_tests(struct unit_module *m,
struct gk20a *g, void *args)
{
int err = 0;
struct nvgpu_netlist_vars *netlist_vars = g->netlist_vars;
err = nvgpu_netlist_init_ctx_vars(g);
if (err != 0) {
@@ -219,7 +239,18 @@ int test_netlist_negative_tests(struct unit_module *m,
}
/* unload netlist info */
/* with NULL pointer */
g->netlist_vars = NULL;
nvgpu_netlist_deinit_ctx_vars(g);
/* restore valid pointer */
g->netlist_vars = netlist_vars;
nvgpu_netlist_deinit_ctx_vars(g);
err = test_netlist_alloc_failure(g);
if (err != 0) {
unit_return_fail(m, "nvgpu_netlist_init_ctx_vars_fw failed\n");
}
/* Set up HAL for invalid netlist checks */
g->ops.netlist.is_fw_defined = test_netlist_fw_not_defined;
g->ops.gr.falcon.get_fecs_ctx_state_store_major_rev_id =
@@ -228,6 +259,7 @@ int test_netlist_negative_tests(struct unit_module *m,
if (err == 0) {
unit_return_fail(m, "nvgpu_netlist_init_ctx_vars_fw failed\n");
}
/* Restore orginal HALs */
g->ops.netlist.is_fw_defined = gv11b_netlist_is_firmware_defined;
g->ops.gr.falcon.get_fecs_ctx_state_store_major_rev_id =