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/*
* 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-platform-hisi"
#include "drmresources.h"
#include "platform.h"
#include "platformhisi.h"
#include <drm/drm_fourcc.h>
#include <cinttypes>
#include <stdatomic.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
#include <log/log.h>
#include <hardware/gralloc.h>
#include "gralloc_priv.h"
namespace android {
Importer *Importer::CreateInstance(DrmResources *drm) {
HisiImporter *importer = new HisiImporter(drm);
if (!importer)
return NULL;
int ret = importer->Init();
if (ret) {
ALOGE("Failed to initialize the hisi importer %d", ret);
delete importer;
return NULL;
}
return importer;
}
HisiImporter::HisiImporter(DrmResources *drm) : DrmGenericImporter(drm), drm_(drm) {
}
HisiImporter::~HisiImporter() {
}
int HisiImporter::Init() {
int ret = hw_get_module(GRALLOC_HARDWARE_MODULE_ID,
(const hw_module_t **)&gralloc_);
if (ret) {
ALOGE("Failed to open gralloc module %d", ret);
return ret;
}
if (strcasecmp(gralloc_->common.author, "ARM Ltd."))
ALOGW("Using non-ARM gralloc module: %s/%s\n", gralloc_->common.name,
gralloc_->common.author);
return 0;
}
EGLImageKHR HisiImporter::ImportImage(EGLDisplay egl_display, buffer_handle_t handle) {
private_handle_t const *hnd = reinterpret_cast < private_handle_t const *>(handle);
if (!hnd)
return NULL;
EGLint fmt = ConvertHalFormatToDrm(hnd->req_format);
if (fmt < 0)
return NULL;
EGLint attr[] = {
EGL_WIDTH, hnd->width,
EGL_HEIGHT, hnd->height,
EGL_LINUX_DRM_FOURCC_EXT, fmt,
EGL_DMA_BUF_PLANE0_FD_EXT, hnd->share_fd,
EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0,
EGL_DMA_BUF_PLANE0_PITCH_EXT, hnd->byte_stride,
EGL_NONE,
};
return eglCreateImageKHR(egl_display, EGL_NO_CONTEXT, EGL_LINUX_DMA_BUF_EXT, NULL, attr);
}
int HisiImporter::ImportBuffer(buffer_handle_t handle, hwc_drm_bo_t *bo) {
private_handle_t const *hnd = reinterpret_cast < private_handle_t const *>(handle);
if (!hnd)
return -EINVAL;
uint32_t gem_handle;
int ret = drmPrimeFDToHandle(drm_->fd(), hnd->share_fd, &gem_handle);
if (ret) {
ALOGE("failed to import prime fd %d ret=%d", hnd->share_fd, ret);
return ret;
}
EGLint fmt = ConvertHalFormatToDrm(hnd->req_format);
if (fmt < 0)
return fmt;
memset(bo, 0, sizeof(hwc_drm_bo_t));
bo->width = hnd->width;
bo->height = hnd->height;
bo->format = fmt;
bo->usage = hnd->usage;
bo->pitches[0] = hnd->byte_stride;
bo->gem_handles[0] = gem_handle;
bo->offsets[0] = 0;
ret = drmModeAddFB2(drm_->fd(), bo->width, bo->height, bo->format,
bo->gem_handles, bo->pitches, bo->offsets, &bo->fb_id, 0);
if (ret) {
ALOGE("could not create drm fb %d", ret);
return ret;
}
return ret;
}
std::unique_ptr<Planner> Planner::CreateInstance(DrmResources *) {
std::unique_ptr<Planner> planner(new Planner);
planner->AddStage<PlanStageGreedy>();
return planner;
}
}
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