android13/hardware/rockchip/hw_output/rkdisplay/drmcrtc.cpp

145 lines
3.4 KiB
C++

/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "hwc-drm-crtc"
#include "drmcrtc.h"
#include "drmresources.h"
#include <stdint.h>
#include <xf86drmMode.h>
#include <log/log.h>
namespace android {
DrmCrtc::DrmCrtc(DrmResources *drm, drmModeCrtcPtr c, unsigned pipe)
: drm_(drm),
id_(c->crtc_id),
pipe_(pipe),
display_(-1),
x_(c->x),
y_(c->y),
width_(c->width),
height_(c->height),
b_afbc_(false),
mode_(&c->mode),
mode_valid_(c->mode_valid),
crtc_(c) {
}
int DrmCrtc::Init() {
int ret = drm_->GetCrtcProperty(*this, "ACTIVE", &active_property_);
if (ret) {
ALOGE("Failed to get ACTIVE property");
return ret;
}
ret = drm_->GetCrtcProperty(*this, "MODE_ID", &mode_property_);
if (ret) {
ALOGE("Failed to get MODE_ID property");
return ret;
}
ret = drm_->GetCrtcProperty(*this, "FEATURE", &feature_property_);
if (ret)
ALOGE("Could not get FEATURE property");
uint64_t feature=0;
feature_property_.set_feature("afbdc");
feature_property_.value(&feature);
b_afbc_ = (feature ==1)?true:false;
can_overscan_ = true;
ret = drm_->GetCrtcProperty(*this, "left margin", &left_margin_property_);
if (ret) {
ALOGE("Failed to get left margin property");
can_overscan_ = false;
}
ret = drm_->GetCrtcProperty(*this, "right margin", &right_margin_property_);
if (ret) {
ALOGE("Failed to get right margin property");
can_overscan_ = false;
}
ret = drm_->GetCrtcProperty(*this, "top margin", &top_margin_property_);
if (ret) {
ALOGE("Failed to get top margin property");
can_overscan_ = false;
}
ret = drm_->GetCrtcProperty(*this, "bottom margin", &bottom_margin_property_);
if (ret) {
ALOGE("Failed to get bottom margin property");
can_overscan_ = false;
}
return 0;
}
bool DrmCrtc::get_afbc() const {
return b_afbc_;
}
uint32_t DrmCrtc::id() const {
return id_;
}
unsigned DrmCrtc::pipe() const {
return pipe_;
}
bool DrmCrtc::can_overscan() const {
return can_overscan_;
}
const DrmProperty &DrmCrtc::active_property() const {
return active_property_;
}
const DrmProperty &DrmCrtc::mode_property() const {
return mode_property_;
}
const DrmProperty &DrmCrtc::left_margin_property() const {
return left_margin_property_;
}
const DrmProperty &DrmCrtc::right_margin_property() const {
return right_margin_property_;
}
const DrmProperty &DrmCrtc::top_margin_property() const {
return top_margin_property_;
}
const DrmProperty &DrmCrtc::bottom_margin_property() const {
return bottom_margin_property_;
}
void DrmCrtc::dump_crtc(std::ostringstream *out) const
{
*out << crtc_->crtc_id << "\t"
<< crtc_->buffer_id << "\t"
<< "(" << crtc_->x << "," << crtc_->y << ")\t("
<< crtc_->width << "x" << crtc_->height << ")\n";
drm_->dump_mode(&crtc_->mode, out);
drm_->DumpCrtcProperty(*this,out);
}
}