138 lines
3.2 KiB
C
Executable File
138 lines
3.2 KiB
C
Executable File
/*
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*
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* Copyright 2013 Rockchip Electronics Co. LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* @file Rockchip_OSAL_Semaphore.c
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* @brief
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* @author csy(csy@rock-chips.com)
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* @version 1.0.0
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* @history
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* 2013.11.26 : Create
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*/
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#undef ROCKCHIP_LOG_TAG
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#define ROCKCHIP_LOG_TAG "omx_osal_sem"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <pthread.h>
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#include <semaphore.h>
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#include "Rockchip_OSAL_Memory.h"
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#include "Rockchip_OSAL_Semaphore.h"
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#include "Rockchip_OSAL_Log.h"
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OMX_ERRORTYPE Rockchip_OSAL_SemaphoreCreate(OMX_HANDLETYPE *semaphoreHandle)
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{
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sem_t *sema;
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sema = (sem_t *)Rockchip_OSAL_Malloc(sizeof(sem_t));
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if (!sema)
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return OMX_ErrorInsufficientResources;
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if (sem_init(sema, 0, 0) != 0) {
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Rockchip_OSAL_Free(sema);
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return OMX_ErrorUndefined;
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}
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*semaphoreHandle = (OMX_HANDLETYPE)sema;
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omx_trace("Rockchip_OSAL_SemaphorePost %p", sema);
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return OMX_ErrorNone;
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}
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OMX_ERRORTYPE Rockchip_OSAL_SemaphoreTerminate(OMX_HANDLETYPE semaphoreHandle)
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{
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sem_t *sema = (sem_t *)semaphoreHandle;
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if (sema == NULL)
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return OMX_ErrorBadParameter;
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if (sem_destroy(sema) != 0)
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return OMX_ErrorUndefined;
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Rockchip_OSAL_Free(sema);
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return OMX_ErrorNone;
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}
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OMX_ERRORTYPE Rockchip_OSAL_SemaphoreWait(OMX_HANDLETYPE semaphoreHandle)
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{
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omx_trace("Rockchip_OSAL_SemaphoreWait %p", semaphoreHandle);
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sem_t *sema = (sem_t *)semaphoreHandle;
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FunctionIn();
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if (sema == NULL)
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return OMX_ErrorBadParameter;
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if (sem_wait(sema) != 0)
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return OMX_ErrorUndefined;
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FunctionOut();
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return OMX_ErrorNone;
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}
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OMX_ERRORTYPE Rockchip_OSAL_SemaphorePost(OMX_HANDLETYPE semaphoreHandle)
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{
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// omx_err("Rockchip_OSAL_SemaphorePost %p",semaphoreHandle);
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sem_t *sema = (sem_t *)semaphoreHandle;
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FunctionIn();
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if (sema == NULL)
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return OMX_ErrorBadParameter;
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if (sem_post(sema) != 0)
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return OMX_ErrorUndefined;
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FunctionOut();
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return OMX_ErrorNone;
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}
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OMX_ERRORTYPE Rockchip_OSAL_Set_SemaphoreCount(OMX_HANDLETYPE semaphoreHandle, OMX_S32 val)
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{
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sem_t *sema = (sem_t *)semaphoreHandle;
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if (sema == NULL)
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return OMX_ErrorBadParameter;
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if (sem_init(sema, 0, val) != 0)
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return OMX_ErrorUndefined;
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return OMX_ErrorNone;
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}
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OMX_ERRORTYPE Rockchip_OSAL_Get_SemaphoreCount(OMX_HANDLETYPE semaphoreHandle, OMX_S32 *val)
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{
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sem_t *sema = (sem_t *)semaphoreHandle;
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int semaVal = 0;
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if (sema == NULL)
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return OMX_ErrorBadParameter;
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if (sem_getvalue(sema, &semaVal) != 0)
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return OMX_ErrorUndefined;
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*val = (OMX_S32)semaVal;
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return OMX_ErrorNone;
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}
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