test/dm/hwspinlock.c

   1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
   2 /*
   3  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
   4  */
   5
   6 #include <common.h>
   7 #include <dm.h>
   8 #include <hwspinlock.h>
   9 #include <asm/state.h>
  10 #include <asm/test.h>
  11 #include <dm/test.h>
  12 #include <test/ut.h>
  13
  14 /* Test that hwspinlock driver functions are called */
  15 static int dm_test_hwspinlock_base(struct unit_test_state *uts)
  16 {
  17         struct sandbox_state *state = state_get_current();
  18         struct hwspinlock hws;
  19
  20         ut_assertok(uclass_get_device(UCLASS_HWSPINLOCK, 0, &hws.dev));
  21         ut_assertnonnull(hws.dev);
  22         ut_asserteq(false, state->hwspinlock);
  23
  24         hws.id = 0;
  25         ut_assertok(hwspinlock_lock_timeout(&hws, 1));
  26         ut_asserteq(true, state->hwspinlock);
  27
  28         ut_assertok(hwspinlock_unlock(&hws));
  29         ut_asserteq(false, state->hwspinlock);
  30
  31         ut_assertok(hwspinlock_lock_timeout(&hws, 1));
  32         ut_assertok(!hwspinlock_lock_timeout(&hws, 1));
  33
  34         ut_assertok(hwspinlock_unlock(&hws));
  35         ut_assertok(!hwspinlock_unlock(&hws));
  36
  37         return 0;
  38 }
  39
  40 DM_TEST(dm_test_hwspinlock_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);