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This is uclass for Hardware Spinlocks. It implements two mandatory operations: lock and unlock and one optional relax operation. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
40 lines
1 KiB
C
40 lines
1 KiB
C
// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
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/*
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* Copyright (C) 2018, STMicroelectronics - All Rights Reserved
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*/
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#include <common.h>
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#include <dm.h>
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#include <hwspinlock.h>
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#include <asm/state.h>
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#include <asm/test.h>
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#include <dm/test.h>
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#include <test/ut.h>
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/* Test that hwspinlock driver functions are called */
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static int dm_test_hwspinlock_base(struct unit_test_state *uts)
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{
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struct sandbox_state *state = state_get_current();
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struct hwspinlock hws;
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ut_assertok(uclass_get_device(UCLASS_HWSPINLOCK, 0, &hws.dev));
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ut_assertnonnull(hws.dev);
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ut_asserteq(false, state->hwspinlock);
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hws.id = 0;
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ut_assertok(hwspinlock_lock_timeout(&hws, 1));
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ut_asserteq(true, state->hwspinlock);
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ut_assertok(hwspinlock_unlock(&hws));
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ut_asserteq(false, state->hwspinlock);
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ut_assertok(hwspinlock_lock_timeout(&hws, 1));
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ut_assertok(!hwspinlock_lock_timeout(&hws, 1));
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ut_assertok(hwspinlock_unlock(&hws));
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ut_assertok(!hwspinlock_unlock(&hws));
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return 0;
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}
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DM_TEST(dm_test_hwspinlock_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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