1 /*
2 * Copyright (c) 2021-2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <hdf_device_object.h>
17 #include <hdf_log.h>
18 #include <osal_mem.h>
19 #include "codec_config_parser.h"
20 #include "codec_service.h"
21 #include "codec_stub.h"
22
CodecServiceDispatch(struct HdfDeviceIoClient * client,int cmdId,struct HdfSBuf * data,struct HdfSBuf * reply)23 static int32_t CodecServiceDispatch(struct HdfDeviceIoClient *client, int cmdId,
24 struct HdfSBuf *data, struct HdfSBuf *reply)
25 {
26 return CodecServiceOnRemoteRequest(client, cmdId, data, reply);
27 }
28
HdfCodecDriverRelease(struct HdfDeviceObject * deviceObject)29 static void HdfCodecDriverRelease(struct HdfDeviceObject *deviceObject)
30 {
31 struct IDeviceIoService *testService = deviceObject->service;
32 OsalMemFree(testService);
33 ClearCapabilityGroup();
34 DeinitOemIfaceLock();
35 }
36
HdfCodecDriverBind(struct HdfDeviceObject * deviceObject)37 static int HdfCodecDriverBind(struct HdfDeviceObject *deviceObject)
38 {
39 HDF_LOGI("HdfCodecDriverBind enter!");
40
41 struct IDeviceIoService *ioService = (struct IDeviceIoService *)OsalMemAlloc(sizeof(struct IDeviceIoService));
42 if (ioService == NULL) {
43 HDF_LOGE("HdfCodecDriverBind OsalMemAlloc IDeviceIoService failed!");
44 return HDF_FAILURE;
45 }
46
47 ioService->Dispatch = CodecServiceDispatch;
48 ioService->Open = NULL;
49 ioService->Release = NULL;
50 int ret = HdfDeviceObjectSetInterfaceDesc(deviceObject, "ohos.hdi.codec_service");
51 if (ret != HDF_SUCCESS) {
52 HDF_LOGE("failed to set interface desc");
53 return ret;
54 }
55 deviceObject->service = ioService;
56 return HDF_SUCCESS;
57 }
58
HdfCodecDriverInit(struct HdfDeviceObject * deviceObject)59 static int HdfCodecDriverInit(struct HdfDeviceObject *deviceObject)
60 {
61 HDF_LOGI("HdfSampleDriverCInit enter, new hdi impl");
62 if (LoadCodecCapabilityFromHcs(deviceObject->property) != HDF_SUCCESS) {
63 HDF_LOGE("LoadCodecCapabilityFromHcs failed");
64 ClearCapabilityGroup();
65 }
66 InitOemIfaceLock();
67 return HDF_SUCCESS;
68 }
69
70 struct HdfDriverEntry g_codecHostDriverEntry = {
71 .moduleVersion = 1,
72 .moduleName = "libcodec_server.z.so",
73 .Bind = HdfCodecDriverBind,
74 .Init = HdfCodecDriverInit,
75 .Release = HdfCodecDriverRelease,
76 };
77
78 HDF_INIT(g_codecHostDriverEntry);