1 /*
2  * Copyright 2020 The Android Open Source Project
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 #ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_TUNER_H_
18 #define ANDROID_HARDWARE_TV_TUNER_V1_1_TUNER_H_
19 
20 #include <android/hardware/tv/tuner/1.1/ITuner.h>
21 #include <map>
22 #include "Demux.h"
23 #include "Frontend.h"
24 #include "Lnb.h"
25 
26 using namespace std;
27 
28 namespace android {
29 namespace hardware {
30 namespace tv {
31 namespace tuner {
32 namespace V1_0 {
33 namespace implementation {
34 
35 using ::android::hardware::tv::tuner::V1_1::ITuner;
36 
37 class Frontend;
38 class Demux;
39 class Lnb;
40 
41 class Tuner : public ITuner {
42   public:
43     Tuner();
44 
45     virtual Return<void> getFrontendIds(getFrontendIds_cb _hidl_cb) override;
46 
47     virtual Return<void> openFrontendById(uint32_t frontendId,
48                                           openFrontendById_cb _hidl_cb) override;
49 
50     virtual Return<void> openDemux(openDemux_cb _hidl_cb) override;
51 
52     virtual Return<void> getDemuxCaps(getDemuxCaps_cb _hidl_cb) override;
53 
54     virtual Return<void> openDescrambler(openDescrambler_cb _hidl_cb) override;
55 
56     virtual Return<void> getFrontendInfo(uint32_t frontendId, getFrontendInfo_cb _hidl_cb) override;
57 
58     virtual Return<void> getLnbIds(getLnbIds_cb _hidl_cb) override;
59 
60     virtual Return<void> openLnbById(uint32_t lnbId, openLnbById_cb _hidl_cb) override;
61 
62     virtual Return<void> openLnbByName(const hidl_string& lnbName,
63                                        openLnbByName_cb _hidl_cb) override;
64 
65     virtual Return<void> getFrontendDtmbCapabilities(
66             uint32_t frontendId, getFrontendDtmbCapabilities_cb _hidl_cb) override;
67 
68     sp<Frontend> getFrontendById(uint32_t frontendId);
69 
70     void setFrontendAsDemuxSource(uint32_t frontendId, uint32_t demuxId);
71 
72     void frontendStartTune(uint32_t frontendId);
73     void frontendStopTune(uint32_t frontendId);
74     void removeDemux(uint32_t demuxId);
75     void removeFrontend(uint32_t frontendId);
76 
77   private:
78     virtual ~Tuner();
79     // Static mFrontends array to maintain local frontends information
80     map<uint32_t, sp<Frontend>> mFrontends;
81     map<uint32_t, FrontendInfo::FrontendCapabilities> mFrontendCaps;
82     map<uint32_t, vector<FrontendStatusType>> mFrontendStatusCaps;
83     V1_1::FrontendDtmbCapabilities mDtmbCaps;
84     map<uint32_t, uint32_t> mFrontendToDemux;
85     map<uint32_t, sp<Demux>> mDemuxes;
86     // To maintain how many Frontends we have
87     int mFrontendSize;
88     // The last used demux id. Initial value is -1.
89     // First used id will be 0.
90     uint32_t mLastUsedId = -1;
91     vector<sp<Lnb>> mLnbs;
92 };
93 
94 }  // namespace implementation
95 }  // namespace V1_0
96 }  // namespace tuner
97 }  // namespace tv
98 }  // namespace hardware
99 }  // namespace android
100 
101 #endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_TUNER_H_
102