33 lines
553 B
C
33 lines
553 B
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Samsung Exynos SoC series dsp driver
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*
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* Copyright (c) 2019 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*/
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#include "dl/dsp-llstack.h"
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void dsp_llstack_init(struct dsp_llstack *st)
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{
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st->top = -1;
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}
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int dsp_llstack_push(struct dsp_llstack *st, long long v)
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{
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if (st->top >= LLSTACK_MAX - 1)
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return -1;
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st->arr[++st->top] = v;
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return 0;
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}
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int dsp_llstack_pop(struct dsp_llstack *st, long long *v)
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{
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if (st->top == -1)
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return -1;
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*v = st->arr[st->top--];
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return 0;
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}
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