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 if (deviceObject == NULL) {
32 HDF_LOGE("invalid parameter");
33 return;
34 }
35 struct IDeviceIoService *testService = deviceObject->service;
36 OsalMemFree(testService);
37 ClearCapabilityGroup();
38 DeinitOemIfaceLock();
39 }
40
HdfCodecDriverBind(struct HdfDeviceObject * deviceObject)41 static int HdfCodecDriverBind(struct HdfDeviceObject *deviceObject)
42 {
43 HDF_LOGI("HdfCodecDriverBind enter!");
44 if (deviceObject == NULL) {
45 HDF_LOGE("invalid parameter");
46 return HDF_ERR_INVALID_PARAM;
47 }
48 struct IDeviceIoService *ioService = (struct IDeviceIoService *)OsalMemAlloc(sizeof(struct IDeviceIoService));
49 if (ioService == NULL) {
50 HDF_LOGE("HdfCodecDriverBind OsalMemAlloc IDeviceIoService failed!");
51 return HDF_FAILURE;
52 }
53
54 ioService->Dispatch = CodecServiceDispatch;
55 ioService->Open = NULL;
56 ioService->Release = NULL;
57 int ret = HdfDeviceObjectSetInterfaceDesc(deviceObject, "ohos.hdi.codec_service");
58 if (ret != HDF_SUCCESS) {
59 HDF_LOGE("failed to set interface desc");
60 return ret;
61 }
62 deviceObject->service = ioService;
63 return HDF_SUCCESS;
64 }
65
HdfCodecDriverInit(struct HdfDeviceObject * deviceObject)66 static int HdfCodecDriverInit(struct HdfDeviceObject *deviceObject)
67 {
68 HDF_LOGI("HdfSampleDriverCInit enter, new hdi impl");
69 if (deviceObject == NULL) {
70 HDF_LOGE("invalid parameter");
71 return HDF_ERR_INVALID_PARAM;
72 }
73 if (LoadCodecCapabilityFromHcs(deviceObject->property) != HDF_SUCCESS) {
74 HDF_LOGE("LoadCodecCapabilityFromHcs failed");
75 ClearCapabilityGroup();
76 }
77 InitOemIfaceLock();
78 return HDF_SUCCESS;
79 }
80
81 struct HdfDriverEntry g_codecHostDriverEntry = {
82 .moduleVersion = 1,
83 .moduleName = "libcodec_server.z.so",
84 .Bind = HdfCodecDriverBind,
85 .Init = HdfCodecDriverInit,
86 .Release = HdfCodecDriverRelease,
87 };
88
89 HDF_INIT(g_codecHostDriverEntry);