1 /*
2 * Copyright (c) 2013-14 The Linux Foundation. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above
10 * copyright notice, this list of conditions and the following
11 * disclaimer in the documentation and/or other materials provided
12 * with the distribution.
13 * * Neither the name of The Linux Foundation. nor the names of its
14 * contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #ifndef QSERVICEUTILS_H
31 #define QSERVICEUTILS_H
32 #include <binder/Parcel.h>
33 #include <binder/IServiceManager.h>
34 #include <utils/RefBase.h>
35 #include <IQService.h>
36
37 // ----------------------------------------------------------------------------
38 // Helpers
39 // ----------------------------------------------------------------------------
getBinder()40 inline android::sp<qService::IQService> getBinder() {
41 android::sp<android::IServiceManager> sm = android::defaultServiceManager();
42 android::sp<qService::IQService> binder =
43 android::interface_cast<qService::IQService>
44 (sm->getService(android::String16("display.qservice")));
45 if (binder == NULL) {
46 ALOGE("%s: invalid binder object", __FUNCTION__);
47 }
48 return binder;
49 }
50
sendSingleParam(uint32_t command,uint32_t value)51 inline android::status_t sendSingleParam(uint32_t command, uint32_t value) {
52 android::status_t err = (android::status_t) android::FAILED_TRANSACTION;
53 android::sp<qService::IQService> binder = getBinder();
54 android::Parcel inParcel, outParcel;
55 inParcel.writeInt32(value);
56 if(binder != NULL) {
57 err = binder->dispatch(command, &inParcel , &outParcel);
58 }
59 return err;
60 }
61
62 // ----------------------------------------------------------------------------
63 // Convenience wrappers that clients can call
64 // ----------------------------------------------------------------------------
securing(uint32_t startEnd)65 inline android::status_t securing(uint32_t startEnd) {
66 return sendSingleParam(qService::IQService::SECURING, startEnd);
67 }
68
unsecuring(uint32_t startEnd)69 inline android::status_t unsecuring(uint32_t startEnd) {
70 return sendSingleParam(qService::IQService::UNSECURING, startEnd);
71 }
72
screenRefresh()73 inline android::status_t screenRefresh() {
74 return sendSingleParam(qService::IQService::SCREEN_REFRESH, 1);
75 }
76
setExtOrientation(uint32_t orientation)77 inline android::status_t setExtOrientation(uint32_t orientation) {
78 return sendSingleParam(qService::IQService::EXTERNAL_ORIENTATION,
79 orientation);
80 }
81
setBufferMirrorMode(uint32_t enable)82 inline android::status_t setBufferMirrorMode(uint32_t enable) {
83 return sendSingleParam(qService::IQService::BUFFER_MIRRORMODE, enable);
84 }
85
pauseWFD(uint32_t pause)86 inline android::status_t pauseWFD(uint32_t pause) {
87 return sendSingleParam(qService::IQService::PAUSE_WFD, pause);
88 }
89
setWfdStatus(uint32_t wfdStatus)90 inline android::status_t setWfdStatus(uint32_t wfdStatus) {
91 return sendSingleParam(qService::IQService::SET_WFD_STATUS, wfdStatus);
92 }
93 #endif /* end of include guard: QSERVICEUTILS_H */
94