uint32_t BufferManager::allocGrallocBuffer(uint32_t width, uint32_t height, uint32_t format, uint32_t usage)
{
RETURN_NULL_IF_NOT_INIT();
if (!mGralloc) {
WLOGTRACE("Alloc device is not available");
return 0;
}
if (!width || !height) {
ELOGTRACE("invalid input parameter");
return 0;
}
ILOGTRACE("size of graphic buffer to create: %dx%d", width, height);
uint32_t handle = 0;
int stride;
status_t err = gralloc_device_alloc_img(
mGralloc,
width,
height,
format,
usage,
(buffer_handle_t *)&handle,
&stride);
if (err != 0) {
ELOGTRACE("failed to allocate gralloc buffer, error = %d", err);
return 0;
}
return handle;
}
// HWC 1.4 requires that we return all of the compatible configs in getDisplayConfigs
// this is needed so getActiveConfig/setActiveConfig work correctly. It is up to the
// user space to decide what speed to send.
drmModeModeInfoPtr Drm::detectAllConfigs(int device, int *modeCount)
{
RETURN_NULL_IF_NOT_INIT();
Mutex::Autolock _l(mLock);
if (modeCount != NULL)
*modeCount = 0;
else
return NULL;
int outputIndex = getOutputIndex(device);
if (outputIndex < 0) {
ELOGTRACE("invalid device");
return NULL;
}
DrmOutput *output= &mOutputs[outputIndex];
if (!output->connected) {
ELOGTRACE("device is not connected");
return NULL;
}
if (output->connector->count_modes <= 0) {
ELOGTRACE("invalid count of modes");
return NULL;
}
*modeCount = output->connector->count_modes;
return output->connector->modes;
}
bool Drm::getModeInfo(int device, drmModeModeInfo& mode)
{
Mutex::Autolock _l(mLock);
int outputIndex = getOutputIndex(device);
if (outputIndex < 0 ) {
return false;
}
DrmOutput *output= &mOutputs[outputIndex];
if (output->connected == false) {
ELOGTRACE("device is not connected");
return false;
}
if (output->mode.hdisplay == 0 || output->mode.vdisplay == 0) {
ELOGTRACE("invalid width or height");
return false;
}
memcpy(&mode, &output->mode, sizeof(drmModeModeInfo));
#ifdef INTEL_SUPPORT_HDMI_PRIMARY
// FIXME: use default fb size instead of hdmi mode, because to
// support hdmi primary, we cannot report dynamic mode to SF.
mode.hdisplay = DEFAULT_DRM_FB_WIDTH;
mode.vdisplay = DEFAULT_DRM_FB_HEIGHT;
#endif
return true;
}
BufferMapper* DisplayPlane::mapBuffer(DataBuffer *buffer)
{
BufferManager *bm = Hwcomposer::getInstance().getBufferManager();
// invalidate buffer cache if cache is full
if ((int)mDataBuffers.size() >= mCacheCapacity) {
invalidateBufferCache();
}
BufferMapper *mapper = bm->map(*buffer);
if (!mapper) {
ELOGTRACE("failed to map buffer");
return NULL;
}
// add it to data buffers
ssize_t index = mDataBuffers.add(buffer->getKey(), mapper);
if (index < 0) {
ELOGTRACE("failed to add mapper");
bm->unmap(mapper);
return NULL;
}
return mapper;
}
static int hwc_device_open(const struct hw_module_t* module,
const char* name,
struct hw_device_t** device)
{
if (!name) {
ELOGTRACE("invalid name.");
return -EINVAL;
}
ALOGTRACE("open device %s", name);
if (strcmp(name, HWC_HARDWARE_COMPOSER) != 0) {
ELOGTRACE("try to open unknown HWComposer %s", name);
return -EINVAL;
}
Hwcomposer& hwc = Hwcomposer::getInstance();
// initialize our state here
if (hwc.initialize() == false) {
ELOGTRACE("failed to intialize HWComposer");
Hwcomposer::releaseInstance();
return -EINVAL;
}
// initialize the procs
hwc.hwc_composer_device_1_t::common.tag = HARDWARE_DEVICE_TAG;
hwc.hwc_composer_device_1_t::common.module =
const_cast<hw_module_t*>(module);
hwc.hwc_composer_device_1_t::common.close = hwc_device_close;
hwc.hwc_composer_device_1_t::prepare = hwc_prepare;
hwc.hwc_composer_device_1_t::set = hwc_set;
hwc.hwc_composer_device_1_t::dump = hwc_dump;
hwc.hwc_composer_device_1_t::registerProcs = hwc_registerProcs;
hwc.hwc_composer_device_1_t::query = hwc_query;
hwc.hwc_composer_device_1_t::eventControl = hwc_eventControl;
hwc.hwc_composer_device_1_t::getDisplayConfigs = hwc_getDisplayConfigs;
hwc.hwc_composer_device_1_t::getDisplayAttributes = hwc_getDisplayAttributes;
// This is used to hack FBO switch flush issue in SurfaceFlinger.
hwc.hwc_composer_device_1_t::reserved_proc[0] = (void*)hwc_compositionComplete;
hwc.hwc_composer_device_1_t::common.version = HWC_DEVICE_API_VERSION_1_4;
hwc.hwc_composer_device_1_t::setPowerMode = hwc_setPowerMode;
hwc.hwc_composer_device_1_t::getActiveConfig = hwc_getActiveConfig;
hwc.hwc_composer_device_1_t::setActiveConfig = hwc_setActiveConfig;
// Todo: add hwc_setCursorPositionAsync after supporting patches
hwc.hwc_composer_device_1_t::setCursorPositionAsync = NULL;
*device = &hwc.hwc_composer_device_1_t::common;
return 0;
}
bool Drm::setDpmsMode(int device, int mode)
{
Mutex::Autolock _l(mLock);
int output = getOutputIndex(device);
if (output < 0 ) {
return false;
}
if (mode != IDisplayDevice::DEVICE_DISPLAY_OFF &&
mode != IDisplayDevice::DEVICE_DISPLAY_STANDBY &&
mode != IDisplayDevice::DEVICE_DISPLAY_ON) {
ELOGTRACE("invalid mode %d", mode);
return false;
}
DrmOutput *out = &mOutputs[output];
if (!out->connected) {
ELOGTRACE("device is not connected");
return false;
}
drmModePropertyPtr props;
for (int i = 0; i < out->connector->count_props; i++) {
props = drmModeGetProperty(mDrmFd, out->connector->props[i]);
if (!props) {
continue;
}
if (strcmp(props->name, "DPMS") == 0) {
int ret = drmModeConnectorSetProperty(
mDrmFd,
out->connector->connector_id,
props->prop_id,
(mode == IDisplayDevice::DEVICE_DISPLAY_ON) ? DRM_MODE_DPMS_ON :
IDisplayDevice::DEVICE_DISPLAY_STANDBY == mode ?
DRM_MODE_DPMS_STANDBY : DRM_MODE_DPMS_OFF);
drmModeFreeProperty(props);
if (ret != 0) {
ELOGTRACE("unable to set DPMS %d", mode);
return false;
} else {
return true;
}
}
drmModeFreeProperty(props);
}
return false;
}
bool BufferManager::initialize()
{
CTRACE();
// create buffer pool
mBufferPool = new BufferCache(DEFAULT_BUFFER_POOL_SIZE);
if (!mBufferPool) {
ELOGTRACE("failed to create gralloc buffer cache");
return false;
}
// init gralloc module
if (gralloc_open_img(&mGralloc)) {
DEINIT_AND_RETURN_FALSE("failed to get gralloc module");
}
// create a dummy data buffer
mDataBuffer = createDataBuffer(0);
if (!mDataBuffer) {
DEINIT_AND_RETURN_FALSE("failed to create data buffer");
}
mInitialized = true;
return true;
}
bool TngGrallocBufferMapper::gttMap(void *vaddr,
uint32_t size,
uint32_t gttAlign,
int *offset)
{
struct psb_gtt_mapping_arg arg;
bool ret;
ALOGTRACE("vaddr = %p, size = %d", vaddr, size);
if (!vaddr || !size || !offset) {
VLOGTRACE("invalid parameters");
return false;
}
arg.type = PSB_GTT_MAP_TYPE_VIRTUAL;
arg.page_align = gttAlign;
arg.vaddr = (uint32_t)vaddr;
arg.size = size;
Drm *drm = Hwcomposer::getInstance().getDrm();
ret = drm->writeReadIoctl(DRM_PSB_GTT_MAP, &arg, sizeof(arg));
if (ret == false) {
ELOGTRACE("gtt mapping failed");
return false;
}
VLOGTRACE("offset = %#x", arg.offset_pages);
*offset = arg.offset_pages;
return true;
}
bool DisplayPlane::assignToDevice(int disp)
{
RETURN_FALSE_IF_NOT_INIT();
ALOGTRACE("disp = %d", disp);
mDevice = disp;
Drm *drm = Hwcomposer::getInstance().getDrm();
if (!drm->getModeInfo(mDevice, mModeInfo)) {
ELOGTRACE("failed to get mode info");
}
mPanelOrientation = drm->getPanelOrientation(mDevice);
mForceScaling = DisplayQuery::forceFbScaling(disp);
drm->getDisplayResolution(disp, mDisplayWidth, mDisplayHeight);
if (mForceScaling) {
mModeInfo.hdisplay = mDisplayWidth;
mModeInfo.vdisplay = mDisplayHeight;
mPosition.x = 0;
mPosition.y = 0;
mPosition.w = mDisplayWidth;
mPosition.h = mDisplayHeight;
}
mDisplayCrop.x = 0;
mDisplayCrop.y = 0;
mDisplayCrop.w = mDisplayWidth;
mDisplayCrop.h = mDisplayHeight;
return true;
}
int Drm::getPanelOrientation(int device)
{
int outputIndex = getOutputIndex(device);
if (outputIndex < 0) {
ELOGTRACE("invalid device");
return PANEL_ORIENTATION_0;
}
DrmOutput *output= &mOutputs[outputIndex];
if (output->connected == false) {
ELOGTRACE("device is not connected");
return PANEL_ORIENTATION_0;
}
return output->panelOrientation;
}
BufferMapper* BufferManager::map(DataBuffer& buffer)
{
bool ret;
BufferMapper* mapper;
CTRACE();
Mutex::Autolock _l(mLock);
//try to get mapper from pool
mapper = mBufferPool->getMapper(buffer.getKey());
if (mapper) {
// increase mapper ref count
mapper->incRef();
return mapper;
}
// create a new buffer mapper and add it to pool
do {
VLOGTRACE("new buffer, will add it");
mapper = createBufferMapper(buffer);
if (!mapper) {
ELOGTRACE("failed to allocate mapper");
break;
}
ret = mapper->map();
if (!ret) {
ELOGTRACE("failed to map");
delete mapper;
mapper = NULL;
break;
}
ret = mBufferPool->addMapper(buffer.getKey(), mapper);
if (!ret) {
ELOGTRACE("failed to add mapper");
break;
}
// increase mapper ref count
mapper->incRef();
return mapper;
} while (0);
// error handling
if (mapper) {
mapper->unmap();
delete mapper;
}
return NULL;
}
bool Hwcomposer::setActiveConfig(int disp, int index)
{
RETURN_FALSE_IF_NOT_INIT();
if (disp < 0 || disp >= IDisplayDevice::DEVICE_COUNT) {
ELOGTRACE("invalid disp %d", disp);
return false;
}
IDisplayDevice *device = mDisplayDevices.itemAt(disp);
if (!device) {
ELOGTRACE("no device found");
return false;
}
return device->setActiveConfig(index);
}
int Hwcomposer::getActiveConfig(int disp)
{
RETURN_NULL_IF_NOT_INIT();
if (disp < 0 || disp >= IDisplayDevice::DEVICE_COUNT) {
ELOGTRACE("invalid disp %d", disp);
return -1;
}
IDisplayDevice *device = mDisplayDevices.itemAt(disp);
if (!device) {
ELOGTRACE("no device found");
return -1;
}
return device->getActiveConfig();
}
bool Drm::setRefreshRate(int device, int hz)
{
RETURN_FALSE_IF_NOT_INIT();
Mutex::Autolock _l(mLock);
if (device != IDisplayDevice::DEVICE_EXTERNAL) {
WLOGTRACE("Setting mode on invalid device %d", device);
return false;
}
int outputIndex = getOutputIndex(device);
if (outputIndex < 0 ) {
ELOGTRACE("invalid device");
return false;
}
DrmOutput *output= &mOutputs[outputIndex];
if (!output->connected) {
ELOGTRACE("device is not connected");
return false;
}
if (output->connector->count_modes <= 0) {
ELOGTRACE("invalid count of modes");
return false;
}
drmModeModeInfoPtr mode;
int index = 0;
for (int i = 0; i < output->connector->count_modes; i++) {
mode = &output->connector->modes[i];
if (mode->type & DRM_MODE_TYPE_PREFERRED) {
index = i;
}
if (mode->hdisplay == output->mode.hdisplay &&
mode->vdisplay == output->mode.vdisplay &&
mode->vrefresh == (uint32_t)hz) {
index = i;
break;
}
}
mode = &output->connector->modes[index];
return setDrmMode(outputIndex, mode);
}
bool Wsbm::wrapTTMBuffer(uint32_t handle, void **buf)
{
int ret = psbWsbmWrapTTMBuffer(handle, buf);
if (ret) {
ELOGTRACE("failed to wrap buffer");
return false;
}
return true;
}
bool Wsbm::destroyTTMBuffer(void * buf)
{
int ret = psbWsbmDestroyTTMBuffer(buf);
if (ret) {
ELOGTRACE("failed to destroy buffer");
return false;
}
return true;
}
bool Wsbm::allocateTTMBufferUB(uint32_t size, uint32_t align, void ** buf, void *user_pt)
{
int ret = psbWsbmAllocateFromUB(size, align, buf, user_pt);
if (ret) {
ELOGTRACE("failed to allocate UB buffer");
return false;
}
return true;
}
bool Wsbm::allocateTTMBuffer(uint32_t size, uint32_t align, void ** buf)
{
int ret = psbWsbmAllocateTTMBuffer(size, align, buf);
if (ret) {
ELOGTRACE("failed to allocate buffer");
return false;
}
return true;
}
bool Wsbm::waitIdleTTMBuffer(void *buf)
{
int ret = psbWsbmWaitIdle(buf);
if (ret) {
ELOGTRACE("failed to wait ttm buffer for idle");
return false;
}
return true;
}
bool Wsbm::unreferenceTTMBuffer(void *buf)
{
int ret = psbWsbmUnReference(buf);
if (ret) {
ELOGTRACE("failed to unreference buffer");
return false;
}
return true;
}
void TngGrallocBufferMapper::putFbHandle()
{
int err = mIMGGrallocModule.putCpuAddress(&mIMGGrallocModule,
(buffer_handle_t)getHandle());
if (err) {
ELOGTRACE("failed to unmap. err = %d", err);
}
return;
}
void BufferManager::unmap(BufferMapper *mapper)
{
Mutex::Autolock _l(mLock);
if (!mapper) {
ELOGTRACE("invalid mapper");
return;
}
// unmap & remove this mapper from buffer when refCount = 0
int refCount = mapper->decRef();
if (refCount < 0) {
ELOGTRACE("invalid ref count");
} else if (!refCount) {
// remove mapper from buffer pool
mBufferPool->removeMapper(mapper);
mapper->unmap();
delete mapper;
}
}
bool Hwcomposer::blank(int disp, int blank)
{
RETURN_FALSE_IF_NOT_INIT();
ALOGTRACE("disp = %d, blank = %d", disp, blank);
if (disp < 0 || disp >= IDisplayDevice::DEVICE_COUNT) {
ELOGTRACE("invalid disp %d", disp);
return false;
}
if (disp >= (int) mDisplayDevices.size()) {
return false;
}
IDisplayDevice *device = mDisplayDevices.itemAt(disp);
if (!device) {
ELOGTRACE("no device found");
return false;
}
return device->blank(blank ? true : false);
}
bool Hwcomposer::vsyncControl(int disp, int enabled)
{
RETURN_FALSE_IF_NOT_INIT();
ALOGTRACE("disp = %d, enabled = %d", disp, enabled);
if (disp < 0 || disp >= IDisplayDevice::DEVICE_COUNT) {
ELOGTRACE("invalid disp %d", disp);
return false;
}
if (disp >= (int) mDisplayDevices.size()) {
return false;
}
IDisplayDevice *device = mDisplayDevices.itemAt(disp);
if (!device) {
ELOGTRACE("no device found");
return false;
}
return device->vsyncControl(enabled ? true : false);
}
bool Hwcomposer::setCursorPositionAsync(int disp, int x, int y)
{
RETURN_FALSE_IF_NOT_INIT();
if (disp != HWC_DISPLAY_PRIMARY && disp != HWC_DISPLAY_EXTERNAL) {
ELOGTRACE("invalid disp %d", disp);
return false;
}
return mDisplayContext->setCursorPosition(disp, x, y);
}
bool TngGrallocBufferMapper::map()
{
void *vaddr[SUB_BUFFER_MAX];
uint32_t size[SUB_BUFFER_MAX];
int gttOffsetInPage = 0;
bool ret;
int err;
int i;
CTRACE();
// get virtual address
err = mIMGGrallocModule.getCpuAddress(&mIMGGrallocModule,
(buffer_handle_t)getHandle(),
vaddr,
size);
if (err) {
ELOGTRACE("failed to map. err = %d", err);
return false;
}
for (i = 0; i < SUB_BUFFER_MAX; i++) {
// skip gtt mapping for empty sub buffers
if (!vaddr[i] || !size[i])
continue;
// map to gtt
ret = gttMap(vaddr[i], size[i], 0, >tOffsetInPage);
if (!ret) {
VLOGTRACE("failed to map %d into gtt", i);
break;
}
mCpuAddress[i] = vaddr[i];
mSize[i] = size[i];
mGttOffsetInPage[i] = gttOffsetInPage;
// TODO: set kernel handle
mKHandle[i] = 0;
}
if (i == SUB_BUFFER_MAX) {
return true;
}
// error handling
for (i = 0; i < SUB_BUFFER_MAX; i++) {
if (mCpuAddress[i]) {
gttUnmap(mCpuAddress[i]);
}
}
err = mIMGGrallocModule.putCpuAddress(&mIMGGrallocModule,
(buffer_handle_t)getHandle());
return false;
}
bool Hwcomposer::setActiveConfig(int disp, int index)
{
RETURN_FALSE_IF_NOT_INIT();
if (disp != 0) {
ELOGTRACE("invalid disp %d", disp);
// return false;
}
// return device->setActiveConfig(index);
return true;
}
int Hwcomposer::getActiveConfig(int disp)
{
RETURN_NULL_IF_NOT_INIT();
if (disp != 0) {
ELOGTRACE("invalid disp %d", disp);
return -1;
}
// return device->getActiveConfig();
return 0;
}
bool Hwcomposer::setPowerMode(int disp, int mode)
{
RETURN_FALSE_IF_NOT_INIT();
if (disp != 0) {
ELOGTRACE("invalid disp %d", disp);
// return false;
}
// return device->setPowerMode(mode);
return true;
}
bool TngGrallocBufferMapper::mapKhandle()
{
// TODO: this is a complete hack and temporary workaround
// need support from DDK to map khandle
void *wsbmBufferObject = 0;
int ret = psbWsbmWrapTTMBuffer2(mHandle, &wsbmBufferObject);
if (ret != 0) {
ELOGTRACE("Wrap ttm buffer failed!");
return false;
}
ret = psbWsbmCreateFromUB(wsbmBufferObject, mWidth * mHeight, mCpuAddress[0]);
if (ret != 0) {
ELOGTRACE("Create from UB failed!");
return false;
}
mKHandle[0] = psbWsbmGetKBufHandle(wsbmBufferObject);
psbWsbmUnReference(wsbmBufferObject);
return true;
}
