xref: /OK3568_Linux_fs/external/camera_engine_rkaiq/IspFec/include_prv/RkIspFecHwMgr.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  *  Copyright (c) 2022 Rockchip Corporation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17 
18 #ifndef _RK_ISPFEC_HW_MANAGER_H_
19 #define _RK_ISPFEC_HW_MANAGER_H_
20 
21 #include "rkispp-config.h"
22 #include "RkIspFecHw.h"
23 #include <pthread.h>
24 
25 namespace RKISPFEC {
26 
27 class RkIspFecHwMgr {
28 public:
29     static RkIspFecHwMgr* getInstance();
30     // caller should ensure no process is running
31     void deinit();
32     int process(struct rkispp_fec_in_out& param);
33     virtual ~RkIspFecHwMgr();
34 private:
35     explicit RkIspFecHwMgr();
36     RkIspFecHwMgr (const RkIspFecHwMgr&) = default;
37     RkIspFecHwMgr & operator = (const RkIspFecHwMgr&) = default;
38 
39     static RkIspFecHwMgr* mInstance;
40     static pthread_mutex_t mMutex;
41     static pthread_cond_t mCond;
42     static int mRefCnt;
43 
44     int readFileList(const char *basePath);
45     void findFecEntry();
46     char mFecVdPath[2][32];
47     int mFecVdNum;
48 
49     RkIspFecHw* mFecHw[2];
50     bool mIsFecHwWking[2];
51     int selectFecHw();
52 };
53 
54 };
55 
56 #endif
57