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1706a773642f74e332d6be8fe5d3c0730a14a6e0
android_vendor_qcom_opensou…/libhwcomposer/hwc_mdpcomp.cpp
Jeykumar Sankaran 1706a77364 hwc: Check for downscale support only when needed 
Check for downscale support only for layers which needs to
be downscaled. Fixes issue where we bail out for all layers having
width more than MAX_LAYER_WIDTH even when they don't need scaling.

Change-Id: I19ee4d69e986390ed3df122b8ca9c0e102f3f916
2013-11-27 12:55:19 -08:00

1690 lines
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/*
* Copyright (C) 2012-2013, The Linux Foundation. All rights reserved.
* Not a Contribution, Apache license notifications and license are retained
* for attribution purposes only.
*
* 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.
*/
#include <math.h>
#include "hwc_mdpcomp.h"
#include <sys/ioctl.h>
#include "external.h"
#include "virtual.h"
#include "qdMetaData.h"
#include "mdp_version.h"
#include "hwc_fbupdate.h"
#include "hwc_ad.h"
#include <overlayRotator.h>
using namespace overlay;
using namespace qdutils;
using namespace overlay::utils;
namespace ovutils = overlay::utils;
namespace qhwc {
//==============MDPComp========================================================
IdleInvalidator *MDPComp::idleInvalidator = NULL;
bool MDPComp::sIdleFallBack = false;
bool MDPComp::sDebugLogs = false;
bool MDPComp::sEnabled = false;
bool MDPComp::sEnableMixedMode = true;
bool MDPComp::sEnablePartialFrameUpdate = false;
int MDPComp::sMaxPipesPerMixer = MAX_PIPES_PER_MIXER;
float MDPComp::sMaxBw = 2.3f;
uint32_t MDPComp::sCompBytesClaimed = 0;
MDPComp* MDPComp::getObject(hwc_context_t *ctx, const int& dpy) {
if(isDisplaySplit(ctx, dpy)) {
return new MDPCompSplit(dpy);
}
return new MDPCompNonSplit(dpy);
}
MDPComp::MDPComp(int dpy):mDpy(dpy){};
void MDPComp::dump(android::String8& buf)
{
if(mCurrentFrame.layerCount > MAX_NUM_APP_LAYERS)
return;
dumpsys_log(buf,"HWC Map for Dpy: %s \n",
(mDpy == 0) ? "\"PRIMARY\"" :
(mDpy == 1) ? "\"EXTERNAL\"" : "\"VIRTUAL\"");
dumpsys_log(buf,"CURR_FRAME: layerCount:%2d mdpCount:%2d "
"fbCount:%2d \n", mCurrentFrame.layerCount,
mCurrentFrame.mdpCount, mCurrentFrame.fbCount);
dumpsys_log(buf,"needsFBRedraw:%3s pipesUsed:%2d MaxPipesPerMixer: %d \n",
(mCurrentFrame.needsRedraw? "YES" : "NO"),
mCurrentFrame.mdpCount, sMaxPipesPerMixer);
dumpsys_log(buf," --------------------------------------------- \n");
dumpsys_log(buf," listIdx | cached? | mdpIndex | comptype | Z \n");
dumpsys_log(buf," --------------------------------------------- \n");
for(int index = 0; index < mCurrentFrame.layerCount; index++ )
dumpsys_log(buf," %7d | %7s | %8d | %9s | %2d \n",
index,
(mCurrentFrame.isFBComposed[index] ? "YES" : "NO"),
mCurrentFrame.layerToMDP[index],
(mCurrentFrame.isFBComposed[index] ?
(mCurrentFrame.drop[index] ? "DROP" :
(mCurrentFrame.needsRedraw ? "GLES" : "CACHE")) : "MDP"),
(mCurrentFrame.isFBComposed[index] ? mCurrentFrame.fbZ :
mCurrentFrame.mdpToLayer[mCurrentFrame.layerToMDP[index]].pipeInfo->zOrder));
dumpsys_log(buf,"\n");
}
bool MDPComp::init(hwc_context_t *ctx) {
if(!ctx) {
ALOGE("%s: Invalid hwc context!!",__FUNCTION__);
return false;
}
char property[PROPERTY_VALUE_MAX];
sEnabled = false;
if((property_get("persist.hwc.mdpcomp.enable", property, NULL) > 0) &&
(!strncmp(property, "1", PROPERTY_VALUE_MAX ) ||
(!strncasecmp(property,"true", PROPERTY_VALUE_MAX )))) {
sEnabled = true;
}
sEnableMixedMode = true;
if((property_get("debug.mdpcomp.mixedmode.disable", property, NULL) > 0) &&
(!strncmp(property, "1", PROPERTY_VALUE_MAX ) ||
(!strncasecmp(property,"true", PROPERTY_VALUE_MAX )))) {
sEnableMixedMode = false;
}
if(property_get("debug.mdpcomp.logs", property, NULL) > 0) {
if(atoi(property) != 0)
sDebugLogs = true;
}
if(property_get("persist.hwc.partialupdate.enable", property, NULL) > 0) {
if((atoi(property) != 0) && ctx->mMDP.panel == MIPI_CMD_PANEL &&
qdutils::MDPVersion::getInstance().is8x74v2())
sEnablePartialFrameUpdate = true;
}
ALOGE_IF(isDebug(), "%s: Partial Update applicable?: %d",__FUNCTION__,
sEnablePartialFrameUpdate);
sMaxPipesPerMixer = MAX_PIPES_PER_MIXER;
if(property_get("debug.mdpcomp.maxpermixer", property, "-1") > 0) {
int val = atoi(property);
if(val >= 0)
sMaxPipesPerMixer = min(val, MAX_PIPES_PER_MIXER);
}
if(property_get("debug.mdpcomp.bw", property, "0") > 0) {
float val = atof(property);
if(val > 0.0f) {
sMaxBw = val;
}
}
if(ctx->mMDP.panel != MIPI_CMD_PANEL) {
// Idle invalidation is not necessary on command mode panels
long idle_timeout = DEFAULT_IDLE_TIME;
if(property_get("debug.mdpcomp.idletime", property, NULL) > 0) {
if(atoi(property) != 0)
idle_timeout = atoi(property);
}
//create Idle Invalidator only when not disabled through property
if(idle_timeout != -1)
idleInvalidator = IdleInvalidator::getInstance();
if(idleInvalidator == NULL) {
ALOGE("%s: failed to instantiate idleInvalidator object",
__FUNCTION__);
} else {
idleInvalidator->init(timeout_handler, ctx, idle_timeout);
}
}
return true;
}
void MDPComp::reset(const int& numLayers, hwc_display_contents_1_t* list) {
mCurrentFrame.reset(numLayers);
mCachedFrame.cacheAll(list);
mCachedFrame.updateCounts(mCurrentFrame);
}
void MDPComp::timeout_handler(void *udata) {
struct hwc_context_t* ctx = (struct hwc_context_t*)(udata);
if(!ctx) {
ALOGE("%s: received empty data in timer callback", __FUNCTION__);
return;
}
if(!ctx->proc) {
ALOGE("%s: HWC proc not registered", __FUNCTION__);
return;
}
sIdleFallBack = true;
/* Trigger SF to redraw the current frame */
ctx->proc->invalidate(ctx->proc);
}
void MDPComp::setMDPCompLayerFlags(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
LayerProp *layerProp = ctx->layerProp[mDpy];
for(int index = 0; index < ctx->listStats[mDpy].numAppLayers; index++) {
hwc_layer_1_t* layer = &(list->hwLayers[index]);
if(!mCurrentFrame.isFBComposed[index]) {
layerProp[index].mFlags |= HWC_MDPCOMP;
layer->compositionType = HWC_OVERLAY;
layer->hints |= HWC_HINT_CLEAR_FB;
} else {
/* Drop the layer when its already present in FB OR when it lies
* outside frame's ROI */
if(!mCurrentFrame.needsRedraw || mCurrentFrame.drop[index]) {
layer->compositionType = HWC_OVERLAY;
}
}
}
}
MDPComp::FrameInfo::FrameInfo() {
reset(0);
}
void MDPComp::FrameInfo::reset(const int& numLayers) {
for(int i = 0 ; i < MAX_PIPES_PER_MIXER && numLayers; i++ ) {
if(mdpToLayer[i].pipeInfo) {
delete mdpToLayer[i].pipeInfo;
mdpToLayer[i].pipeInfo = NULL;
//We dont own the rotator
mdpToLayer[i].rot = NULL;
}
}
memset(&mdpToLayer, 0, sizeof(mdpToLayer));
memset(&layerToMDP, -1, sizeof(layerToMDP));
memset(&isFBComposed, 1, sizeof(isFBComposed));
layerCount = numLayers;
fbCount = numLayers;
mdpCount = 0;
needsRedraw = true;
fbZ = 0;
}
void MDPComp::FrameInfo::map() {
// populate layer and MDP maps
int mdpIdx = 0;
for(int idx = 0; idx < layerCount; idx++) {
if(!isFBComposed[idx]) {
mdpToLayer[mdpIdx].listIndex = idx;
layerToMDP[idx] = mdpIdx++;
}
}
}
MDPComp::LayerCache::LayerCache() {
reset();
}
void MDPComp::LayerCache::reset() {
memset(&hnd, 0, sizeof(hnd));
memset(&isFBComposed, true, sizeof(isFBComposed));
memset(&drop, false, sizeof(drop));
layerCount = 0;
}
void MDPComp::LayerCache::cacheAll(hwc_display_contents_1_t* list) {
const int numAppLayers = list->numHwLayers - 1;
for(int i = 0; i < numAppLayers; i++) {
hnd[i] = list->hwLayers[i].handle;
}
}
void MDPComp::LayerCache::updateCounts(const FrameInfo& curFrame) {
layerCount = curFrame.layerCount;
memcpy(&isFBComposed, &curFrame.isFBComposed, sizeof(isFBComposed));
memcpy(&drop, &curFrame.drop, sizeof(drop));
}
bool MDPComp::LayerCache::isSameFrame(const FrameInfo& curFrame) {
if(layerCount != curFrame.layerCount)
return false;
for(int i = 0; i < curFrame.layerCount; i++) {
if((curFrame.isFBComposed[i] != isFBComposed[i]) ||
(curFrame.drop[i] != drop[i])) {
return false;
}
}
return true;
}
bool MDPComp::isSupportedForMDPComp(hwc_context_t *ctx, hwc_layer_1_t* layer) {
private_handle_t *hnd = (private_handle_t *)layer->handle;
if((not isYuvBuffer(hnd) and has90Transform(layer)) or
(not isValidDimension(ctx,layer))
//More conditions here, SKIP, sRGB+Blend etc
) {
return false;
}
return true;
}
bool MDPComp::isValidDimension(hwc_context_t *ctx, hwc_layer_1_t *layer) {
const int dpy = HWC_DISPLAY_PRIMARY;
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(!hnd) {
ALOGE("%s: layer handle is NULL", __FUNCTION__);
return false;
}
//XXX: Investigate doing this with pixel phase on MDSS
if(!isSecureBuffer(hnd) && isNonIntegralSourceCrop(layer->sourceCropf))
return false;
int hw_w = ctx->dpyAttr[mDpy].xres;
int hw_h = ctx->dpyAttr[mDpy].yres;
hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);
hwc_rect_t dst = layer->displayFrame;
if(dst.left < 0 || dst.top < 0 || dst.right > hw_w || dst.bottom > hw_h) {
hwc_rect_t scissor = {0, 0, hw_w, hw_h };
qhwc::calculate_crop_rects(crop, dst, scissor, layer->transform);
}
int crop_w = crop.right - crop.left;
int crop_h = crop.bottom - crop.top;
int dst_w = dst.right - dst.left;
int dst_h = dst.bottom - dst.top;
float w_dscale = ceilf((float)crop_w / (float)dst_w);
float h_dscale = ceilf((float)crop_h / (float)dst_h);
/* Workaround for MDP HW limitation in DSI command mode panels where
* FPS will not go beyond 30 if buffers on RGB pipes are of width or height
* less than 5 pixels
* There also is a HW limilation in MDP, minimum block size is 2x2
* Fallback to GPU if height is less than 2.
*/
if((crop_w < 5)||(crop_h < 5))
return false;
if((w_dscale > 1.0f) || (h_dscale > 1.0f)) {
const uint32_t downscale =
qdutils::MDPVersion::getInstance().getMaxMDPDownscale();
if(ctx->mMDP.version >= qdutils::MDSS_V5) {
/* Workaround for downscales larger than 4x.
* Will be removed once decimator block is enabled for MDSS
*/
if(!qdutils::MDPVersion::getInstance().supportsDecimation()) {
if(crop_w > MAX_DISPLAY_DIM || w_dscale > downscale ||
h_dscale > downscale)
return false;
} else {
if(w_dscale > 64 || h_dscale > 64)
return false;
}
} else { //A-family
if(w_dscale > downscale || h_dscale > downscale)
return false;
}
}
return true;
}
ovutils::eDest MDPComp::getMdpPipe(hwc_context_t *ctx, ePipeType type,
int mixer) {
overlay::Overlay& ov = *ctx->mOverlay;
ovutils::eDest mdp_pipe = ovutils::OV_INVALID;
switch(type) {
case MDPCOMP_OV_DMA:
mdp_pipe = ov.nextPipe(ovutils::OV_MDP_PIPE_DMA, mDpy, mixer);
if(mdp_pipe != ovutils::OV_INVALID) {
return mdp_pipe;
}
case MDPCOMP_OV_ANY:
case MDPCOMP_OV_RGB:
mdp_pipe = ov.nextPipe(ovutils::OV_MDP_PIPE_RGB, mDpy, mixer);
if(mdp_pipe != ovutils::OV_INVALID) {
return mdp_pipe;
}
if(type == MDPCOMP_OV_RGB) {
//Requested only for RGB pipe
break;
}
case MDPCOMP_OV_VG:
return ov.nextPipe(ovutils::OV_MDP_PIPE_VG, mDpy, mixer);
default:
ALOGE("%s: Invalid pipe type",__FUNCTION__);
return ovutils::OV_INVALID;
};
return ovutils::OV_INVALID;
}
bool MDPComp::isFrameDoable(hwc_context_t *ctx) {
bool ret = true;
const int numAppLayers = ctx->listStats[mDpy].numAppLayers;
if(!isEnabled()) {
ALOGD_IF(isDebug(),"%s: MDP Comp. not enabled.", __FUNCTION__);
ret = false;
} else if(qdutils::MDPVersion::getInstance().is8x26() &&
ctx->mVideoTransFlag && ctx->mVirtualDisplay->isConnected()) {
//1 Padding round to shift pipes across mixers
ALOGD_IF(isDebug(),"%s: MDP Comp. video transition padding round",
__FUNCTION__);
ret = false;
} else if(ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].isConfiguring ||
ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isConfiguring) {
ALOGD_IF( isDebug(),"%s: External Display connection is pending",
__FUNCTION__);
ret = false;
} else if(ctx->isPaddingRound) {
ctx->isPaddingRound = false;
ALOGD_IF(isDebug(), "%s: padding round",__FUNCTION__);
ret = false;
}
return ret;
}
bool MDPComp::validateAndApplyROI(hwc_context_t *ctx,
hwc_display_contents_1_t* list, hwc_rect_t roi) {
int numAppLayers = ctx->listStats[mDpy].numAppLayers;
if(!isValidRect(roi))
return false;
for(int i = 0; i < numAppLayers; i++){
const hwc_layer_1_t* layer = &list->hwLayers[i];
hwc_rect_t dstRect = layer->displayFrame;
hwc_rect_t srcRect = integerizeSourceCrop(layer->sourceCropf);
int transform = layer->transform;
trimLayer(ctx, mDpy, transform, srcRect, dstRect);
hwc_rect_t res = getIntersection(roi, dstRect);
int res_w = res.right - res.left;
int res_h = res.bottom - res.top;
int dst_w = dstRect.right - dstRect.left;
int dst_h = dstRect.bottom - dstRect.top;
if(!isValidRect(res)) {
mCurrentFrame.drop[i] = true;
mCurrentFrame.dropCount++;
}else {
/* Reset frame ROI when any layer which needs scaling also needs ROI
* cropping */
if((res_w != dst_w || res_h != dst_h) &&
needsScaling (ctx, layer, mDpy)) {
ALOGE("%s: Resetting ROI due to scaling", __FUNCTION__);
memset(&mCurrentFrame.drop, 0, sizeof(mCurrentFrame.drop));
mCurrentFrame.dropCount = 0;
return false;
}
}
}
return true;
}
void MDPComp::generateROI(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
int numAppLayers = ctx->listStats[mDpy].numAppLayers;
if(!sEnablePartialFrameUpdate) {
return;
}
if(mDpy || isDisplaySplit(ctx, mDpy)){
ALOGE_IF(isDebug(), "%s: ROI not supported for"
"the (1) external / virtual display's (2) dual DSI displays",
__FUNCTION__);
return;
}
if(list->flags & HWC_GEOMETRY_CHANGED)
return;
struct hwc_rect roi = (struct hwc_rect){0, 0, 0, 0};
for(int index = 0; index < numAppLayers; index++ ) {
if ((mCachedFrame.hnd[index] != list->hwLayers[index].handle) ||
isYuvBuffer((private_handle_t *)list->hwLayers[index].handle)) {
hwc_rect_t dstRect = list->hwLayers[index].displayFrame;
hwc_rect_t srcRect = integerizeSourceCrop(
list->hwLayers[index].sourceCropf);
int transform = list->hwLayers[index].transform;
/* Intersect against display boundaries */
trimLayer(ctx, mDpy, transform, srcRect, dstRect);
roi = getUnion(roi, dstRect);
}
}
if(!validateAndApplyROI(ctx, list, roi)){
roi = (struct hwc_rect) {0, 0,
(int)ctx->dpyAttr[mDpy].xres, (int)ctx->dpyAttr[mDpy].yres};
}
ctx->listStats[mDpy].roi.x = roi.left;
ctx->listStats[mDpy].roi.y = roi.top;
ctx->listStats[mDpy].roi.w = roi.right - roi.left;
ctx->listStats[mDpy].roi.h = roi.bottom - roi.top;
ALOGD_IF(isDebug(),"%s: generated ROI: [%d, %d, %d, %d]", __FUNCTION__,
roi.left, roi.top, roi.right, roi.bottom);
}
/* Checks for conditions where all the layers marked for MDP comp cannot be
* bypassed. On such conditions we try to bypass atleast YUV layers */
bool MDPComp::isFullFrameDoable(hwc_context_t *ctx,
hwc_display_contents_1_t* list){
const int numAppLayers = ctx->listStats[mDpy].numAppLayers;
if(sIdleFallBack && !ctx->listStats[mDpy].secureUI) {
ALOGD_IF(isDebug(), "%s: Idle fallback dpy %d",__FUNCTION__, mDpy);
return false;
}
if(isSkipPresent(ctx, mDpy)) {
ALOGD_IF(isDebug(),"%s: SKIP present: %d",
__FUNCTION__,
isSkipPresent(ctx, mDpy));
return false;
}
if(ctx->listStats[mDpy].needsAlphaScale
&& ctx->mMDP.version < qdutils::MDSS_V5) {
ALOGD_IF(isDebug(), "%s: frame needs alpha downscaling",__FUNCTION__);
return false;
}
for(int i = 0; i < numAppLayers; ++i) {
hwc_layer_1_t* layer = &list->hwLayers[i];
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(isYuvBuffer(hnd) && has90Transform(layer)) {
if(!canUseRotator(ctx, mDpy)) {
ALOGD_IF(isDebug(), "%s: Can't use rotator for dpy %d",
__FUNCTION__, mDpy);
return false;
}
}
//For 8x26 with panel width>1k, if RGB layer needs HFLIP fail mdp comp
// may not need it if Gfx pre-rotation can handle all flips & rotations
if(qdutils::MDPVersion::getInstance().is8x26() &&
(ctx->dpyAttr[mDpy].xres > 1024) &&
(layer->transform & HWC_TRANSFORM_FLIP_H) &&
(!isYuvBuffer(hnd)))
return false;
}
if(ctx->mAD->isDoable()) {
return false;
}
//If all above hard conditions are met we can do full or partial MDP comp.
bool ret = false;
if(fullMDPComp(ctx, list)) {
ret = true;
} else if(partialMDPComp(ctx, list)) {
ret = true;
}
return ret;
}
bool MDPComp::fullMDPComp(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
//Will benefit presentation / secondary-only layer.
if((mDpy > HWC_DISPLAY_PRIMARY) &&
(list->numHwLayers - 1) > MAX_SEC_LAYERS) {
ALOGD_IF(isDebug(), "%s: Exceeds max secondary pipes",__FUNCTION__);
return false;
}
const int numAppLayers = ctx->listStats[mDpy].numAppLayers;
for(int i = 0; i < numAppLayers; i++) {
hwc_layer_1_t* layer = &list->hwLayers[i];
if(not isSupportedForMDPComp(ctx, layer)) {
ALOGD_IF(isDebug(), "%s: Unsupported layer in list",__FUNCTION__);
return false;
}
}
mCurrentFrame.fbCount = 0;
mCurrentFrame.fbZ = -1;
memcpy(&mCurrentFrame.isFBComposed, &mCurrentFrame.drop,
sizeof(mCurrentFrame.isFBComposed));
mCurrentFrame.mdpCount = mCurrentFrame.layerCount - mCurrentFrame.fbCount -
mCurrentFrame.dropCount;
if(mCurrentFrame.mdpCount > sMaxPipesPerMixer) {
ALOGD_IF(isDebug(), "%s: Exceeds MAX_PIPES_PER_MIXER",__FUNCTION__);
return false;
}
if(!arePipesAvailable(ctx, list)) {
return false;
}
uint32_t size = calcMDPBytesRead(ctx, list);
if(!bandwidthCheck(ctx, size)) {
ALOGD_IF(isDebug(), "%s: Exceeds bandwidth",__FUNCTION__);
return false;
}
return true;
}
bool MDPComp::partialMDPComp(hwc_context_t *ctx, hwc_display_contents_1_t* list)
{
if(!sEnableMixedMode) {
//Mixed mode is disabled. No need to even try caching.
return false;
}
bool ret = false;
if(isLoadBasedCompDoable(ctx, list)) {
ret = loadBasedComp(ctx, list);
}
if(!ret) {
ret = cacheBasedComp(ctx, list);
}
return ret;
}
bool MDPComp::cacheBasedComp(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
int numAppLayers = ctx->listStats[mDpy].numAppLayers;
mCurrentFrame.reset(numAppLayers);
updateLayerCache(ctx, list);
//If an MDP marked layer is unsupported cannot do partial MDP Comp
for(int i = 0; i < numAppLayers; i++) {
if(!mCurrentFrame.isFBComposed[i]) {
hwc_layer_1_t* layer = &list->hwLayers[i];
if(not isSupportedForMDPComp(ctx, layer)) {
ALOGD_IF(isDebug(), "%s: Unsupported layer in list",
__FUNCTION__);
return false;
}
}
}
updateYUV(ctx, list, false /*secure only*/);
bool ret = markLayersForCaching(ctx, list); //sets up fbZ also
if(!ret) {
ALOGD_IF(isDebug(),"%s: batching failed, dpy %d",__FUNCTION__, mDpy);
return false;
}
int mdpCount = mCurrentFrame.mdpCount;
//Will benefit cases where a video has non-updating background.
if((mDpy > HWC_DISPLAY_PRIMARY) and
(mdpCount > MAX_SEC_LAYERS)) {
ALOGD_IF(isDebug(), "%s: Exceeds max secondary pipes",__FUNCTION__);
return false;
}
if(mdpCount > (sMaxPipesPerMixer - 1)) { // -1 since FB is used
ALOGD_IF(isDebug(), "%s: Exceeds MAX_PIPES_PER_MIXER",__FUNCTION__);
return false;
}
if(!arePipesAvailable(ctx, list)) {
return false;
}
uint32_t size = calcMDPBytesRead(ctx, list);
if(!bandwidthCheck(ctx, size)) {
ALOGD_IF(isDebug(), "%s: Exceeds bandwidth",__FUNCTION__);
return false;
}
return true;
}
bool MDPComp::loadBasedComp(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
int numAppLayers = ctx->listStats[mDpy].numAppLayers;
mCurrentFrame.reset(numAppLayers);
//TODO BatchSize could be optimized further based on available pipes, split
//displays etc.
const int batchSize = numAppLayers - (sMaxPipesPerMixer - 1);
if(batchSize <= 0) {
ALOGD_IF(isDebug(), "%s: Not attempting", __FUNCTION__);
return false;
}
int minBatchStart = -1;
size_t minBatchPixelCount = SIZE_MAX;
for(int i = 0; i <= numAppLayers - batchSize; i++) {
uint32_t batchPixelCount = 0;
for(int j = i; j < i + batchSize; j++) {
hwc_layer_1_t* layer = &list->hwLayers[j];
hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);
batchPixelCount += (crop.right - crop.left) *
(crop.bottom - crop.top);
}
if(batchPixelCount < minBatchPixelCount) {
minBatchPixelCount = batchPixelCount;
minBatchStart = i;
}
}
if(minBatchStart < 0) {
ALOGD_IF(isDebug(), "%s: No batch found batchSize %d numAppLayers %d",
__FUNCTION__, batchSize, numAppLayers);
return false;
}
for(int i = 0; i < numAppLayers; i++) {
if(i < minBatchStart || i >= minBatchStart + batchSize) {
hwc_layer_1_t* layer = &list->hwLayers[i];
if(not isSupportedForMDPComp(ctx, layer)) {
ALOGD_IF(isDebug(), "%s: MDP unsupported layer found at %d",
__FUNCTION__, i);
return false;
}
mCurrentFrame.isFBComposed[i] = false;
}
}
mCurrentFrame.fbZ = minBatchStart;
mCurrentFrame.fbCount = batchSize;
mCurrentFrame.mdpCount = mCurrentFrame.layerCount - batchSize;
if(!arePipesAvailable(ctx, list)) {
return false;
}
ALOGD_IF(isDebug(), "%s: fbZ %d batchSize %d",
__FUNCTION__, mCurrentFrame.fbZ, batchSize);
return true;
}
bool MDPComp::isLoadBasedCompDoable(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
if(mDpy or isSecurePresent(ctx, mDpy) or
not (list->flags & HWC_GEOMETRY_CHANGED)) {
return false;
}
return true;
}
bool MDPComp::isOnlyVideoDoable(hwc_context_t *ctx,
hwc_display_contents_1_t* list, bool secureOnly) {
int numAppLayers = ctx->listStats[mDpy].numAppLayers;
mCurrentFrame.reset(numAppLayers);
updateYUV(ctx, list, secureOnly);
int mdpCount = mCurrentFrame.mdpCount;
int fbNeeded = (mCurrentFrame.fbCount != 0);
if(!isYuvPresent(ctx, mDpy)) {
return false;
}
if(!mdpCount)
return false;
if(mdpCount > (sMaxPipesPerMixer - fbNeeded)) {
ALOGD_IF(isDebug(), "%s: Exceeds MAX_PIPES_PER_MIXER",__FUNCTION__);
return false;
}
if(!arePipesAvailable(ctx, list)) {
return false;
}
uint32_t size = calcMDPBytesRead(ctx, list);
if(!bandwidthCheck(ctx, size)) {
ALOGD_IF(isDebug(), "%s: Exceeds bandwidth",__FUNCTION__);
return false;
}
return true;
}
/* Checks for conditions where YUV layers cannot be bypassed */
bool MDPComp::isYUVDoable(hwc_context_t* ctx, hwc_layer_1_t* layer) {
bool extAnimBlockFeature = mDpy && ctx->listStats[mDpy].isDisplayAnimating;
if(isSkipLayer(layer) && !extAnimBlockFeature) {
ALOGD_IF(isDebug(), "%s: Video marked SKIP dpy %d", __FUNCTION__, mDpy);
return false;
}
if(layer->transform & HWC_TRANSFORM_ROT_90 && !canUseRotator(ctx,mDpy)) {
ALOGD_IF(isDebug(), "%s: no free DMA pipe",__FUNCTION__);
return false;
}
if(isSecuring(ctx, layer)) {
ALOGD_IF(isDebug(), "%s: MDP securing is active", __FUNCTION__);
return false;
}
if(!isValidDimension(ctx, layer)) {
ALOGD_IF(isDebug(), "%s: Buffer is of invalid width",
__FUNCTION__);
return false;
}
if(layer->planeAlpha < 0xFF) {
ALOGD_IF(isDebug(), "%s: Cannot handle YUV layer with plane alpha\
in video only mode",
__FUNCTION__);
return false;
}
return true;
}
/* starts at fromIndex and check for each layer to find
* if it it has overlapping with any Updating layer above it in zorder
* till the end of the batch. returns true if it finds any intersection */
bool MDPComp::canPushBatchToTop(const hwc_display_contents_1_t* list,
int fromIndex, int toIndex) {
for(int i = fromIndex; i < toIndex; i++) {
if(mCurrentFrame.isFBComposed[i] && !mCurrentFrame.drop[i]) {
if(intersectingUpdatingLayers(list, i+1, toIndex, i)) {
return false;
}
}
}
return true;
}
/* Checks if given layer at targetLayerIndex has any
* intersection with all the updating layers in beween
* fromIndex and toIndex. Returns true if it finds intersectiion */
bool MDPComp::intersectingUpdatingLayers(const hwc_display_contents_1_t* list,
int fromIndex, int toIndex, int targetLayerIndex) {
for(int i = fromIndex; i <= toIndex; i++) {
if(!mCurrentFrame.isFBComposed[i]) {
if(areLayersIntersecting(&list->hwLayers[i],
&list->hwLayers[targetLayerIndex])) {
return true;
}
}
}
return false;
}
int MDPComp::getBatch(hwc_display_contents_1_t* list,
int& maxBatchStart, int& maxBatchEnd,
int& maxBatchCount) {
int i = 0;
int updatingLayersAbove = 0;//Updating layer count in middle of batch
int fbZOrder =-1;
while (i < mCurrentFrame.layerCount) {
int batchCount = 0;
int batchStart = i;
int batchEnd = i;
int fbZ = batchStart;
int firstZReverseIndex = -1;
while(i < mCurrentFrame.layerCount) {
if(!mCurrentFrame.isFBComposed[i]) {
if(!batchCount) {
i++;
break;
}
updatingLayersAbove++;
i++;
continue;
} else {
if(mCurrentFrame.drop[i]) {
i++;
continue;
} else if(updatingLayersAbove <= 0) {
batchCount++;
batchEnd = i;
i++;
continue;
} else { //Layer is FBComposed, not a drop & updatingLayer > 0
// We have a valid updating layer already. If layer-i not
// have overlapping with all updating layers in between
// batch-start and i, then we can add layer i to batch.
if(!intersectingUpdatingLayers(list, batchStart, i-1, i)) {
batchCount++;
batchEnd = i;
i++;
continue;
} else if(canPushBatchToTop(list, batchStart, i)) {
//If All the non-updating layers with in this batch
//does not have intersection with the updating layers
//above in z-order, then we can safely move the batch to
//higher z-order. Increment fbZ as it is moving up.
if( firstZReverseIndex < 0) {
firstZReverseIndex = i;
}
batchCount++;
batchEnd = i;
fbZ += updatingLayersAbove;
i++;
updatingLayersAbove = 0;
continue;
} else {
//both failed.start the loop again from here.
if(firstZReverseIndex >= 0) {
i = firstZReverseIndex;
}
break;
}
}
}
}
if(batchCount > maxBatchCount) {
maxBatchCount = batchCount;
maxBatchStart = batchStart;
maxBatchEnd = batchEnd;
fbZOrder = fbZ;
}
}
return fbZOrder;
}
bool MDPComp::markLayersForCaching(hwc_context_t* ctx,
hwc_display_contents_1_t* list) {
/* Idea is to keep as many non-updating(cached) layers in FB and
* send rest of them through MDP. This is done in 2 steps.
* 1. Find the maximum contiguous batch of non-updating layers.
* 2. See if we can improve this batch size for caching by adding
* opaque layers around the batch, if they don't have
* any overlapping with the updating layers in between.
* NEVER mark an updating layer for caching.
* But cached ones can be marked for MDP */
int maxBatchStart = -1;
int maxBatchEnd = -1;
int maxBatchCount = 0;
int fbZ = -1;
/* All or Nothing is cached. No batching needed */
if(!mCurrentFrame.fbCount) {
mCurrentFrame.fbZ = -1;
return true;
}
if(!mCurrentFrame.mdpCount) {
mCurrentFrame.fbZ = 0;
return true;
}
fbZ = getBatch(list, maxBatchStart, maxBatchEnd, maxBatchCount);
/* reset rest of the layers lying inside ROI for MDP comp */
for(int i = 0; i < mCurrentFrame.layerCount; i++) {
hwc_layer_1_t* layer = &list->hwLayers[i];
if((i < maxBatchStart || i > maxBatchEnd) &&
mCurrentFrame.isFBComposed[i]){
if(!mCurrentFrame.drop[i]){
//If an unsupported layer is being attempted to
//be pulled out we should fail
if(not isSupportedForMDPComp(ctx, layer)) {
return false;
}
mCurrentFrame.isFBComposed[i] = false;
}
}
}
// update the frame data
mCurrentFrame.fbZ = fbZ;
mCurrentFrame.fbCount = maxBatchCount;
mCurrentFrame.mdpCount = mCurrentFrame.layerCount -
mCurrentFrame.fbCount - mCurrentFrame.dropCount;
ALOGD_IF(isDebug(),"%s: cached count: %d",__FUNCTION__,
mCurrentFrame.fbCount);
return true;
}
void MDPComp::updateLayerCache(hwc_context_t* ctx,
hwc_display_contents_1_t* list) {
int numAppLayers = ctx->listStats[mDpy].numAppLayers;
int fbCount = 0;
for(int i = 0; i < numAppLayers; i++) {
hwc_layer_1_t* layer = &list->hwLayers[i];
if (mCachedFrame.hnd[i] == list->hwLayers[i].handle) {
if(!mCurrentFrame.drop[i])
fbCount++;
mCurrentFrame.isFBComposed[i] = true;
} else {
mCurrentFrame.isFBComposed[i] = false;
mCachedFrame.hnd[i] = list->hwLayers[i].handle;
}
}
mCurrentFrame.fbCount = fbCount;
mCurrentFrame.mdpCount = mCurrentFrame.layerCount - mCurrentFrame.fbCount
- mCurrentFrame.dropCount;
ALOGD_IF(isDebug(),"%s: MDP count: %d FB count %d drop count: %d"
,__FUNCTION__, mCurrentFrame.mdpCount, mCurrentFrame.fbCount,
mCurrentFrame.dropCount);
}
void MDPComp::updateYUV(hwc_context_t* ctx, hwc_display_contents_1_t* list,
bool secureOnly) {
int nYuvCount = ctx->listStats[mDpy].yuvCount;
if(!nYuvCount && mDpy) {
//Reset "No animation on external display" related parameters.
ctx->mPrevCropVideo.left = ctx->mPrevCropVideo.top =
ctx->mPrevCropVideo.right = ctx->mPrevCropVideo.bottom = 0;
ctx->mPrevDestVideo.left = ctx->mPrevDestVideo.top =
ctx->mPrevDestVideo.right = ctx->mPrevDestVideo.bottom = 0;
ctx->mPrevTransformVideo = 0;
return;
}
for(int index = 0;index < nYuvCount; index++){
int nYuvIndex = ctx->listStats[mDpy].yuvIndices[index];
hwc_layer_1_t* layer = &list->hwLayers[nYuvIndex];
if(!isYUVDoable(ctx, layer)) {
if(!mCurrentFrame.isFBComposed[nYuvIndex]) {
mCurrentFrame.isFBComposed[nYuvIndex] = true;
mCurrentFrame.fbCount++;
}
} else {
if(mCurrentFrame.isFBComposed[nYuvIndex]) {
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(!secureOnly || isSecureBuffer(hnd)) {
mCurrentFrame.isFBComposed[nYuvIndex] = false;
mCurrentFrame.fbCount--;
}
}
}
}
mCurrentFrame.mdpCount = mCurrentFrame.layerCount -
mCurrentFrame.fbCount - mCurrentFrame.dropCount;
ALOGD_IF(isDebug(),"%s: fb count: %d",__FUNCTION__,
mCurrentFrame.fbCount);
}
bool MDPComp::programMDP(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
if(!allocLayerPipes(ctx, list)) {
ALOGD_IF(isDebug(), "%s: Unable to allocate MDP pipes", __FUNCTION__);
return false;
}
for (int index = 0, mdpNextZOrder = 0; index < mCurrentFrame.layerCount;
index++) {
if(!mCurrentFrame.isFBComposed[index]) {
int mdpIndex = mCurrentFrame.layerToMDP[index];
hwc_layer_1_t* layer = &list->hwLayers[index];
//Leave fbZ for framebuffer. CACHE/GLES layers go here.
if(mdpNextZOrder == mCurrentFrame.fbZ) {
mdpNextZOrder++;
}
MdpPipeInfo* cur_pipe = mCurrentFrame.mdpToLayer[mdpIndex].pipeInfo;
cur_pipe->zOrder = mdpNextZOrder++;
if(configure(ctx, layer, mCurrentFrame.mdpToLayer[mdpIndex]) != 0 ){
ALOGD_IF(isDebug(), "%s: Failed to configure overlay for \
layer %d",__FUNCTION__, index);
return false;
}
}
}
return true;
}
bool MDPComp::programYUV(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
if(!allocLayerPipes(ctx, list)) {
ALOGD_IF(isDebug(), "%s: Unable to allocate MDP pipes", __FUNCTION__);
return false;
}
//If we are in this block, it means we have yuv + rgb layers both
int mdpIdx = 0;
for (int index = 0; index < mCurrentFrame.layerCount; index++) {
if(!mCurrentFrame.isFBComposed[index]) {
hwc_layer_1_t* layer = &list->hwLayers[index];
int mdpIndex = mCurrentFrame.layerToMDP[index];
MdpPipeInfo* cur_pipe =
mCurrentFrame.mdpToLayer[mdpIndex].pipeInfo;
cur_pipe->zOrder = mdpIdx++;
if(configure(ctx, layer,
mCurrentFrame.mdpToLayer[mdpIndex]) != 0 ){
ALOGD_IF(isDebug(), "%s: Failed to configure overlay for \
layer %d",__FUNCTION__, index);
return false;
}
}
}
return true;
}
uint32_t MDPComp::calcMDPBytesRead(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
uint32_t size = 0;
if(!qdutils::MDPVersion::getInstance().is8x74v2())
return 0;
for (uint32_t i = 0; i < list->numHwLayers - 1; i++) {
if(!mCurrentFrame.isFBComposed[i]) {
hwc_layer_1_t* layer = &list->hwLayers[i];
private_handle_t *hnd = (private_handle_t *)layer->handle;
if (hnd) {
hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);
hwc_rect_t dst = layer->displayFrame;
trimLayer(ctx, mDpy, layer->transform, crop, dst);
float bpp = ((float)hnd->size) / (hnd->width * hnd->height);
size += bpp * (crop.right - crop.left) *
(crop.bottom - crop.top) *
ctx->dpyAttr[mDpy].yres / (dst.bottom - dst.top);
}
}
}
if(mCurrentFrame.fbCount) {
hwc_layer_1_t* layer = &list->hwLayers[list->numHwLayers - 1];
private_handle_t *hnd = (private_handle_t *)layer->handle;
if (hnd)
size += hnd->size;
}
return size;
}
bool MDPComp::bandwidthCheck(hwc_context_t *ctx, const uint32_t& size) {
//Will be added for other targets if we run into bandwidth issues and when
//we have profiling data to set an upper limit.
if(qdutils::MDPVersion::getInstance().is8x74v2()) {
const uint32_t ONE_GIG = 1024 * 1024 * 1024;
double panelRefRate =
1000000000.0 / ctx->dpyAttr[mDpy].vsync_period;
if((size + sCompBytesClaimed) > ((sMaxBw / panelRefRate) * ONE_GIG)) {
return false;
}
}
return true;
}
int MDPComp::prepare(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
int ret = 0;
const int numLayers = ctx->listStats[mDpy].numAppLayers;
//reset old data
mCurrentFrame.reset(numLayers);
memset(&mCurrentFrame.drop, 0, sizeof(mCurrentFrame.drop));
mCurrentFrame.dropCount = 0;
//number of app layers exceeds MAX_NUM_APP_LAYERS fall back to GPU
//do not cache the information for next draw cycle.
if(numLayers > MAX_NUM_APP_LAYERS) {
mCachedFrame.updateCounts(mCurrentFrame);
ALOGE("%s: Number of App layers exceeded the limit ",
__FUNCTION__);
ret = -1;
return ret;
}
//Hard conditions, if not met, cannot do MDP comp
if(!isFrameDoable(ctx)) {
ALOGD_IF( isDebug(),"%s: MDP Comp not possible for this frame",
__FUNCTION__);
reset(numLayers, list);
ret = -1;
goto exit;
}
generateROI(ctx, list);
//Check whether layers marked for MDP Composition is actually doable.
if(isFullFrameDoable(ctx, list)) {
mCurrentFrame.map();
//Configure framebuffer first if applicable
if(mCurrentFrame.fbZ >= 0) {
if(!ctx->mFBUpdate[mDpy]->prepare(ctx, list,
mCurrentFrame.fbZ)) {
ALOGE("%s configure framebuffer failed", __func__);
reset(numLayers, list);
ctx->mOverlay->clear(mDpy);
ret = -1;
goto exit;
}
}
//Acquire and Program MDP pipes
if(!programMDP(ctx, list)) {
reset(numLayers, list);
ctx->mOverlay->clear(mDpy);
ret = -1;
goto exit;
} else { //Success
//Any change in composition types needs an FB refresh
mCurrentFrame.needsRedraw = false;
if(!mCachedFrame.isSameFrame(mCurrentFrame) ||
(list->flags & HWC_GEOMETRY_CHANGED) ||
isSkipPresent(ctx, mDpy)) {
mCurrentFrame.needsRedraw = true;
}
}
} else if(isOnlyVideoDoable(ctx, list, false /*secure only*/) ||
isOnlyVideoDoable(ctx, list, true /*secure only*/)) {
//All layers marked for MDP comp cannot be bypassed.
//Try to compose atleast YUV layers through MDP comp and let
//all the RGB layers compose in FB
//Destination over
mCurrentFrame.fbZ = -1;
if(mCurrentFrame.fbCount)
mCurrentFrame.fbZ = mCurrentFrame.mdpCount;
mCurrentFrame.map();
//Configure framebuffer first if applicable
if(mCurrentFrame.fbZ >= 0) {
if(!ctx->mFBUpdate[mDpy]->prepare(ctx, list, mCurrentFrame.fbZ)) {
ALOGE("%s configure framebuffer failed", __func__);
reset(numLayers, list);
ctx->mOverlay->clear(mDpy);
ret = -1;
goto exit;
}
}
if(!programYUV(ctx, list)) {
reset(numLayers, list);
ctx->mOverlay->clear(mDpy);
ret = -1;
goto exit;
}
} else {
reset(numLayers, list);
ret = -1;
goto exit;
}
//UpdateLayerFlags
setMDPCompLayerFlags(ctx, list);
mCachedFrame.cacheAll(list);
mCachedFrame.updateCounts(mCurrentFrame);
// unlock it before calling dump function to avoid deadlock
if(isDebug()) {
ALOGD("GEOMETRY change: %d", (list->flags & HWC_GEOMETRY_CHANGED));
android::String8 sDump("");
dump(sDump);
ALOGE("%s",sDump.string());
}
exit:
sCompBytesClaimed += calcMDPBytesRead(ctx, list);
return ret;
}
//=============MDPCompNonSplit===================================================
/*
* Configures pipe(s) for MDP composition
*/
int MDPCompNonSplit::configure(hwc_context_t *ctx, hwc_layer_1_t *layer,
PipeLayerPair& PipeLayerPair) {
MdpPipeInfoNonSplit& mdp_info =
*(static_cast<MdpPipeInfoNonSplit*>(PipeLayerPair.pipeInfo));
eMdpFlags mdpFlags = OV_MDP_BACKEND_COMPOSITION;
eZorder zOrder = static_cast<eZorder>(mdp_info.zOrder);
eIsFg isFg = IS_FG_OFF;
eDest dest = mdp_info.index;
ALOGD_IF(isDebug(),"%s: configuring: layer: %p z_order: %d dest_pipe: %d",
__FUNCTION__, layer, zOrder, dest);
return configureNonSplit(ctx, layer, mDpy, mdpFlags, zOrder, isFg, dest,
&PipeLayerPair.rot);
}
bool MDPCompNonSplit::arePipesAvailable(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
overlay::Overlay& ov = *ctx->mOverlay;
int numPipesNeeded = mCurrentFrame.mdpCount;
int availPipes = ov.availablePipes(mDpy, Overlay::MIXER_DEFAULT);
//Reserve pipe for FB
if(mCurrentFrame.fbCount)
availPipes -= 1;
if(numPipesNeeded > availPipes) {
ALOGD_IF(isDebug(), "%s: Insufficient pipes, dpy %d needed %d, avail %d",
__FUNCTION__, mDpy, numPipesNeeded, availPipes);
return false;
}
if(not areVGPipesAvailable(ctx, list)) {
return false;
}
return true;
}
bool MDPCompNonSplit::areVGPipesAvailable(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
overlay::Overlay& ov = *ctx->mOverlay;
int pipesNeeded = 0;
for(int i = 0; i < mCurrentFrame.layerCount; ++i) {
if(!mCurrentFrame.isFBComposed[i]) {
hwc_layer_1_t* layer = &list->hwLayers[i];
hwc_rect_t dst = layer->displayFrame;
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(isYuvBuffer(hnd)) {
pipesNeeded++;
}
}
}
int availableVGPipes = ov.availablePipes(mDpy, ovutils::OV_MDP_PIPE_VG);
if(pipesNeeded > availableVGPipes) {
ALOGD_IF(isDebug(), "%s: Insufficient VG pipes for video layers"
"dpy %d needed %d, avail %d",
__FUNCTION__, mDpy, pipesNeeded, availableVGPipes);
return false;
}
return true;
}
bool MDPCompNonSplit::allocLayerPipes(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
for(int index = 0; index < mCurrentFrame.layerCount; index++) {
if(mCurrentFrame.isFBComposed[index]) continue;
hwc_layer_1_t* layer = &list->hwLayers[index];
private_handle_t *hnd = (private_handle_t *)layer->handle;
int mdpIndex = mCurrentFrame.layerToMDP[index];
PipeLayerPair& info = mCurrentFrame.mdpToLayer[mdpIndex];
info.pipeInfo = new MdpPipeInfoNonSplit;
info.rot = NULL;
MdpPipeInfoNonSplit& pipe_info = *(MdpPipeInfoNonSplit*)info.pipeInfo;
ePipeType type = MDPCOMP_OV_ANY;
if(isYuvBuffer(hnd)) {
type = MDPCOMP_OV_VG;
} else if(!qhwc::needsScaling(ctx, layer, mDpy)
&& Overlay::getDMAMode() != Overlay::DMA_BLOCK_MODE
&& ctx->mMDP.version >= qdutils::MDSS_V5) {
type = MDPCOMP_OV_DMA;
}
pipe_info.index = getMdpPipe(ctx, type, Overlay::MIXER_DEFAULT);
if(pipe_info.index == ovutils::OV_INVALID) {
ALOGD_IF(isDebug(), "%s: Unable to get pipe type = %d",
__FUNCTION__, (int) type);
return false;
}
}
return true;
}
bool MDPCompNonSplit::draw(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
if(!isEnabled()) {
ALOGD_IF(isDebug(),"%s: MDP Comp not configured", __FUNCTION__);
return true;
}
if(!ctx || !list) {
ALOGE("%s: invalid contxt or list",__FUNCTION__);
return false;
}
if(ctx->listStats[mDpy].numAppLayers > MAX_NUM_APP_LAYERS) {
ALOGD_IF(isDebug(),"%s: Exceeding max layer count", __FUNCTION__);
return true;
}
/* reset Invalidator */
if(idleInvalidator && !sIdleFallBack && mCurrentFrame.mdpCount)
idleInvalidator->markForSleep();
overlay::Overlay& ov = *ctx->mOverlay;
LayerProp *layerProp = ctx->layerProp[mDpy];
int numHwLayers = ctx->listStats[mDpy].numAppLayers;
for(int i = 0; i < numHwLayers && mCurrentFrame.mdpCount; i++ )
{
if(mCurrentFrame.isFBComposed[i]) continue;
hwc_layer_1_t *layer = &list->hwLayers[i];
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(!hnd) {
ALOGE("%s handle null", __FUNCTION__);
return false;
}
int mdpIndex = mCurrentFrame.layerToMDP[i];
MdpPipeInfoNonSplit& pipe_info =
*(MdpPipeInfoNonSplit*)mCurrentFrame.mdpToLayer[mdpIndex].pipeInfo;
ovutils::eDest dest = pipe_info.index;
if(dest == ovutils::OV_INVALID) {
ALOGE("%s: Invalid pipe index (%d)", __FUNCTION__, dest);
return false;
}
if(!(layerProp[i].mFlags & HWC_MDPCOMP)) {
continue;
}
ALOGD_IF(isDebug(),"%s: MDP Comp: Drawing layer: %p hnd: %p \
using pipe: %d", __FUNCTION__, layer,
hnd, dest );
int fd = hnd->fd;
uint32_t offset = hnd->offset;
Rotator *rot = mCurrentFrame.mdpToLayer[mdpIndex].rot;
if(rot) {
if(!rot->queueBuffer(fd, offset))
return false;
fd = rot->getDstMemId();
offset = rot->getDstOffset();
}
if (!ov.queueBuffer(fd, offset, dest)) {
ALOGE("%s: queueBuffer failed for display:%d ", __FUNCTION__, mDpy);
return false;
}
layerProp[i].mFlags &= ~HWC_MDPCOMP;
}
return true;
}
//=============MDPCompSplit===================================================
int MDPCompSplit::pipesNeeded(hwc_context_t *ctx,
hwc_display_contents_1_t* list,
int mixer) {
int pipesNeeded = 0;
const int xres = ctx->dpyAttr[mDpy].xres;
const int lSplit = getLeftSplit(ctx, mDpy);
for(int i = 0; i < mCurrentFrame.layerCount; ++i) {
if(!mCurrentFrame.isFBComposed[i]) {
hwc_layer_1_t* layer = &list->hwLayers[i];
hwc_rect_t dst = layer->displayFrame;
if(mixer == Overlay::MIXER_LEFT && dst.left < lSplit) {
pipesNeeded++;
} else if(mixer == Overlay::MIXER_RIGHT && dst.right > lSplit) {
pipesNeeded++;
}
}
}
return pipesNeeded;
}
bool MDPCompSplit::arePipesAvailable(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
overlay::Overlay& ov = *ctx->mOverlay;
int totalPipesNeeded = 0;
for(int i = 0; i < Overlay::MIXER_MAX; i++) {
int numPipesNeeded = pipesNeeded(ctx, list, i);
int availPipes = ov.availablePipes(mDpy, i);
//Reserve pipe(s)for FB
if(mCurrentFrame.fbCount)
numPipesNeeded += 1;
totalPipesNeeded += numPipesNeeded;
//Per mixer check.
if(numPipesNeeded > availPipes) {
ALOGD_IF(isDebug(), "%s: Insufficient pipes for "
"dpy %d mixer %d needed %d, avail %d",
__FUNCTION__, mDpy, i, numPipesNeeded, availPipes);
return false;
}
}
//Per display check, since unused pipes can get counted twice.
int totalPipesAvailable = ov.availablePipes(mDpy);
if(totalPipesNeeded > totalPipesAvailable) {
ALOGD_IF(isDebug(), "%s: Insufficient pipes for "
"dpy %d needed %d, avail %d",
__FUNCTION__, mDpy, totalPipesNeeded, totalPipesAvailable);
return false;
}
if(not areVGPipesAvailable(ctx, list)) {
return false;
}
return true;
}
bool MDPCompSplit::areVGPipesAvailable(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
overlay::Overlay& ov = *ctx->mOverlay;
int pipesNeeded = 0;
const int lSplit = getLeftSplit(ctx, mDpy);
for(int i = 0; i < mCurrentFrame.layerCount; ++i) {
if(!mCurrentFrame.isFBComposed[i]) {
hwc_layer_1_t* layer = &list->hwLayers[i];
hwc_rect_t dst = layer->displayFrame;
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(isYuvBuffer(hnd)) {
if(dst.left < lSplit) {
pipesNeeded++;
}
if(dst.right > lSplit) {
pipesNeeded++;
}
}
}
}
int availableVGPipes = ov.availablePipes(mDpy, ovutils::OV_MDP_PIPE_VG);
if(pipesNeeded > availableVGPipes) {
ALOGD_IF(isDebug(), "%s: Insufficient VG pipes for video layers"
"dpy %d needed %d, avail %d",
__FUNCTION__, mDpy, pipesNeeded, availableVGPipes);
return false;
}
return true;
}
bool MDPCompSplit::acquireMDPPipes(hwc_context_t *ctx, hwc_layer_1_t* layer,
MdpPipeInfoSplit& pipe_info,
ePipeType type) {
const int xres = ctx->dpyAttr[mDpy].xres;
const int lSplit = getLeftSplit(ctx, mDpy);
hwc_rect_t dst = layer->displayFrame;
pipe_info.lIndex = ovutils::OV_INVALID;
pipe_info.rIndex = ovutils::OV_INVALID;
if (dst.left < lSplit) {
pipe_info.lIndex = getMdpPipe(ctx, type, Overlay::MIXER_LEFT);
if(pipe_info.lIndex == ovutils::OV_INVALID)
return false;
}
if(dst.right > lSplit) {
pipe_info.rIndex = getMdpPipe(ctx, type, Overlay::MIXER_RIGHT);
if(pipe_info.rIndex == ovutils::OV_INVALID)
return false;
}
return true;
}
bool MDPCompSplit::allocLayerPipes(hwc_context_t *ctx,
hwc_display_contents_1_t* list) {
for(int index = 0 ; index < mCurrentFrame.layerCount; index++) {
if(mCurrentFrame.isFBComposed[index]) continue;
hwc_layer_1_t* layer = &list->hwLayers[index];
private_handle_t *hnd = (private_handle_t *)layer->handle;
int mdpIndex = mCurrentFrame.layerToMDP[index];
PipeLayerPair& info = mCurrentFrame.mdpToLayer[mdpIndex];
info.pipeInfo = new MdpPipeInfoSplit;
info.rot = NULL;
MdpPipeInfoSplit& pipe_info = *(MdpPipeInfoSplit*)info.pipeInfo;
ePipeType type = MDPCOMP_OV_ANY;
if(isYuvBuffer(hnd)) {
type = MDPCOMP_OV_VG;
} else if(!qhwc::needsScalingWithSplit(ctx, layer, mDpy)
&& Overlay::getDMAMode() != Overlay::DMA_BLOCK_MODE
&& ctx->mMDP.version >= qdutils::MDSS_V5) {
type = MDPCOMP_OV_DMA;
}
if(!acquireMDPPipes(ctx, layer, pipe_info, type)) {
ALOGD_IF(isDebug(), "%s: Unable to get pipe for type = %d",
__FUNCTION__, (int) type);
return false;
}
}
return true;
}
/*
* Configures pipe(s) for MDP composition
*/
int MDPCompSplit::configure(hwc_context_t *ctx, hwc_layer_1_t *layer,
PipeLayerPair& PipeLayerPair) {
MdpPipeInfoSplit& mdp_info =
*(static_cast<MdpPipeInfoSplit*>(PipeLayerPair.pipeInfo));
eZorder zOrder = static_cast<eZorder>(mdp_info.zOrder);
eIsFg isFg = IS_FG_OFF;
eMdpFlags mdpFlagsL = OV_MDP_BACKEND_COMPOSITION;
eDest lDest = mdp_info.lIndex;
eDest rDest = mdp_info.rIndex;
ALOGD_IF(isDebug(),"%s: configuring: layer: %p z_order: %d dest_pipeL: %d"
"dest_pipeR: %d",__FUNCTION__, layer, zOrder, lDest, rDest);
return configureSplit(ctx, layer, mDpy, mdpFlagsL, zOrder, isFg, lDest,
rDest, &PipeLayerPair.rot);
}
bool MDPCompSplit::draw(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
if(!isEnabled()) {
ALOGD_IF(isDebug(),"%s: MDP Comp not configured", __FUNCTION__);
return true;
}
if(!ctx || !list) {
ALOGE("%s: invalid contxt or list",__FUNCTION__);
return false;
}
if(ctx->listStats[mDpy].numAppLayers > MAX_NUM_APP_LAYERS) {
ALOGD_IF(isDebug(),"%s: Exceeding max layer count", __FUNCTION__);
return true;
}
/* reset Invalidator */
if(idleInvalidator && !sIdleFallBack && mCurrentFrame.mdpCount)
idleInvalidator->markForSleep();
overlay::Overlay& ov = *ctx->mOverlay;
LayerProp *layerProp = ctx->layerProp[mDpy];
int numHwLayers = ctx->listStats[mDpy].numAppLayers;
for(int i = 0; i < numHwLayers && mCurrentFrame.mdpCount; i++ )
{
if(mCurrentFrame.isFBComposed[i]) continue;
hwc_layer_1_t *layer = &list->hwLayers[i];
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(!hnd) {
ALOGE("%s handle null", __FUNCTION__);
return false;
}
if(!(layerProp[i].mFlags & HWC_MDPCOMP)) {
continue;
}
int mdpIndex = mCurrentFrame.layerToMDP[i];
MdpPipeInfoSplit& pipe_info =
*(MdpPipeInfoSplit*)mCurrentFrame.mdpToLayer[mdpIndex].pipeInfo;
Rotator *rot = mCurrentFrame.mdpToLayer[mdpIndex].rot;
ovutils::eDest indexL = pipe_info.lIndex;
ovutils::eDest indexR = pipe_info.rIndex;
int fd = hnd->fd;
int offset = hnd->offset;
if(ctx->mAD->isModeOn()) {
if(ctx->mAD->draw(ctx, fd, offset)) {
fd = ctx->mAD->getDstFd(ctx);
offset = ctx->mAD->getDstOffset(ctx);
}
}
if(rot) {
rot->queueBuffer(fd, offset);
fd = rot->getDstMemId();
offset = rot->getDstOffset();
}
//************* play left mixer **********
if(indexL != ovutils::OV_INVALID) {
ovutils::eDest destL = (ovutils::eDest)indexL;
ALOGD_IF(isDebug(),"%s: MDP Comp: Drawing layer: %p hnd: %p \
using pipe: %d", __FUNCTION__, layer, hnd, indexL );
if (!ov.queueBuffer(fd, offset, destL)) {
ALOGE("%s: queueBuffer failed for left mixer", __FUNCTION__);
return false;
}
}
//************* play right mixer **********
if(indexR != ovutils::OV_INVALID) {
ovutils::eDest destR = (ovutils::eDest)indexR;
ALOGD_IF(isDebug(),"%s: MDP Comp: Drawing layer: %p hnd: %p \
using pipe: %d", __FUNCTION__, layer, hnd, indexR );
if (!ov.queueBuffer(fd, offset, destR)) {
ALOGE("%s: queueBuffer failed for right mixer", __FUNCTION__);
return false;
}
}
layerProp[i].mFlags &= ~HWC_MDPCOMP;
}
return true;
}
}; //namespace
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