gpu: nvgpu: unit: Add unit testing FW

Full documentation for this is in the unit testing
confluence page.

JIRA NVGPU-525
Bug 2261555

Change-Id: I463e6267eb0eb12b7313f8b275266e8faabe5ccf
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1683915
GVS: Gerrit_Virtual_Submit
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 128 insertions, 0 deletions

diff --git a/userspace/src/results.c b/userspace/src/results.c
new file mode 100644
index 00000000..ae077b82
--- /dev/null
+++ b/userspace/src/results.c
@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 2018, 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"),
+ * 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 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.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <unit/io.h>
+#include <unit/core.h>
+#include <unit/unit.h>
+#include <unit/results.h>
+
+static int __init_results(struct unit_fw *fw)
+{
+        struct unit_results *results;
+
+        if (fw->results != NULL)
+                return 0;
+
+        results = malloc(sizeof(*results));
+        if (results == NULL)
+                return -1;
+
+        memset(results, 0, sizeof(*results));
+
+        fw->results = results;
+
+        return 0;
+}
+
+static void add_record(struct unit_test_list *list,
+                       struct unit_test_record *tr)
+{
+        /*
+         * First entry.
+         */
+        if (list->head == NULL) {
+                list->head = tr;
+                list->last = tr;
+                return;
+        }
+
+        /*
+         * Add to the end of the list and update the pointer to the last entry
+         * in the list. This gives us O(1) add time.
+         */
+        list->last->next = tr;
+        list->last = tr;
+}
+
+int core_add_test_record(struct unit_fw *fw,
+                         struct unit_module *mod,
+                         struct unit_module_test *test,
+                         bool success)
+{
+        struct unit_test_record *tr;
+
+        /*
+         * Dones nothing if results are already inited.
+         */
+        if (__init_results(fw) != 0)
+                return -1;
+
+        tr = malloc(sizeof(*tr));
+        if (tr == NULL)
+                return -1;
+
+        tr->mod = mod;
+        tr->test = test;
+        tr->status = success;
+        tr->next = NULL;
+
+        if (success)
+                add_record(&fw->results->passing, tr);
+        else
+                add_record(&fw->results->failing, tr);
+
+        fw->results->nr_tests += 1;
+        if (success)
+                fw->results->nr_passing += 1;
+
+        return 0;
+}
+
+void core_print_test_status(struct unit_fw *fw)
+{
+        struct unit_test_list *failing_tests = &fw->results->failing;
+        struct unit_test_record *rec;
+
+        /*
+         * Print stats for the tests.
+         */
+        core_msg(fw, "\n");
+        core_msg(fw, "Test results:\n");
+        core_msg(fw, "-------------\n");
+        core_msg(fw, "\n");
+        core_msg(fw, "  Passing: %d\n", fw->results->nr_passing);
+        core_msg(fw, "  Failing: %d\n",
+                 fw->results->nr_tests - fw->results->nr_passing);
+        core_msg(fw, "  Total:   %d\n", fw->results->nr_tests);
+        core_msg(fw, "\n");
+        core_msg(fw, "Failing tests:\n");
+        core_msg(fw, "\n");
+
+        for_record_in_test_list(failing_tests, rec) {
+                core_msg(fw, "  %s.%s\n",
+                         rec->mod->name,
+                         rec->test->name);
+        }
+}