1 /*
2 * Copyright (C) 2021–2022 Beijing OSWare Technology Co., Ltd
3 * This file contains confidential and proprietary information of
4 * OSWare Technology Co., Ltd
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 #include "drm_crtc.h"
20 #include "display_common.h"
21 #include "drm_device.h"
22
23 namespace OHOS {
24 namespace HDI {
25 namespace DISPLAY {
DrmCrtc(drmModeCrtcPtr c,uint32_t pipe)26 DrmCrtc::DrmCrtc(drmModeCrtcPtr c, uint32_t pipe) : mId(c->crtc_id), mPipe(pipe) {}
27
Init(DrmDevice & drmDevice)28 int32_t DrmCrtc::Init(DrmDevice &drmDevice)
29 {
30 DISPLAY_LOGD();
31 int32_t ret;
32 DrmProperty prop;
33 ret = drmDevice.GetCrtcProperty(*this, PROP_MODEID, prop);
34 mModePropId = prop.propId;
35 DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("can not get mode prop id"));
36
37 ret = drmDevice.GetCrtcProperty(*this, PROP_OUTFENCE, prop);
38 DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("cat not get out fence prop id"));
39 mOutFencePropId = prop.propId;
40
41 ret = drmDevice.GetCrtcProperty(*this, PROP_ACTIVE, prop);
42 DISPLAY_CHK_RETURN((ret != DISPLAY_SUCCESS), DISPLAY_FAILURE, DISPLAY_LOGE("cat not get out fence prop id"));
43 mActivePropId = prop.propId;
44
45 return DISPLAY_SUCCESS;
46 }
47
BindToDisplay(uint32_t id)48 int32_t DrmCrtc::BindToDisplay(uint32_t id)
49 {
50 DISPLAY_CHK_RETURN((mDisplayId != INVALIDE_DISPLAY_ID), DISPLAY_FAILURE,
51 DISPLAY_LOGE("the crtc has bind to %{public}d", mDisplayId));
52 mDisplayId = id;
53 return DISPLAY_SUCCESS;
54 }
55
UnBindDisplay(uint32_t id)56 void DrmCrtc::UnBindDisplay(uint32_t id)
57 {
58 DISPLAY_LOGD();
59 if (mDisplayId == id) {
60 mDisplayId = INVALIDE_DISPLAY_ID;
61 } else {
62 DISPLAY_LOGE("can not unbind");
63 }
64 }
65
CanBind()66 bool DrmCrtc::CanBind()
67 {
68 return (mDisplayId == INVALIDE_DISPLAY_ID);
69 }
70
SetActivieMode(int32_t id)71 int32_t DrmCrtc::SetActivieMode(int32_t id)
72 {
73 DISPLAY_LOGD("set activie modeid to %{public}d", id);
74 DISPLAY_CHK_RETURN((id > 0), DISPLAY_PARAM_ERR, DISPLAY_LOGE("id %{public}d is invalid ", id));
75 if (mActiveModeId != id) {
76 mNeedModeSet = true;
77 }
78 mActiveModeId = id;
79 return DISPLAY_SUCCESS;
80 }
81 } // namespace OHOS
82 } // namespace HDI
83 } // namespace DISPLAY
84