1 /*
2 * Copyright (C) 2015 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 #define LOG_TAG "hwc-drm-crtc"
18
19 #include "drmcrtc.h"
20 #include "drmresources.h"
21
22 #include <stdint.h>
23 #include <xf86drmMode.h>
24
25 #include <cutils/log.h>
26
27 namespace android {
28
DrmCrtc(DrmResources * drm,drmModeCrtcPtr c,unsigned pipe)29 DrmCrtc::DrmCrtc(DrmResources *drm, drmModeCrtcPtr c, unsigned pipe)
30 : drm_(drm),
31 id_(c->crtc_id),
32 pipe_(pipe),
33 display_(-1),
34 x_(c->x),
35 y_(c->y),
36 width_(c->width),
37 height_(c->height),
38 mode_(&c->mode),
39 mode_valid_(c->mode_valid) {
40 }
41
~DrmCrtc()42 DrmCrtc::~DrmCrtc() {
43 }
44
Init()45 int DrmCrtc::Init() {
46 int ret = drm_->GetCrtcProperty(*this, "ACTIVE", &active_property_);
47 if (ret) {
48 ALOGE("Failed to get ACTIVE property");
49 return ret;
50 }
51
52 ret = drm_->GetCrtcProperty(*this, "MODE_ID", &mode_property_);
53 if (ret) {
54 ALOGE("Failed to get MODE_ID property");
55 return ret;
56 }
57 return 0;
58 }
59
id() const60 uint32_t DrmCrtc::id() const {
61 return id_;
62 }
63
pipe() const64 unsigned DrmCrtc::pipe() const {
65 return pipe_;
66 }
67
display() const68 int DrmCrtc::display() const {
69 return display_;
70 }
71
set_display(int display)72 void DrmCrtc::set_display(int display) {
73 display_ = display;
74 }
75
can_bind(int display) const76 bool DrmCrtc::can_bind(int display) const {
77 return display_ == -1 || display_ == display;
78 }
79
active_property() const80 const DrmProperty &DrmCrtc::active_property() const {
81 return active_property_;
82 }
83
mode_property() const84 const DrmProperty &DrmCrtc::mode_property() const {
85 return mode_property_;
86 }
87 }
88