862 lines
28 KiB
C++
862 lines
28 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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* Copyright (C) 2012-2013, The Linux Foundation. All rights reserved.
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*
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* Not a Contribution, Apache license notifications and license are retained
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* for attribution purposes only.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL)
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#include <fcntl.h>
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#include <errno.h>
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#include <cutils/log.h>
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#include <cutils/atomic.h>
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#include <EGL/egl.h>
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#include <utils/Trace.h>
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#include <sys/ioctl.h>
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#include <overlay.h>
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#include <overlayRotator.h>
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#include <overlayWriteback.h>
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#include <mdp_version.h>
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#include "hwc_utils.h"
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#include "hwc_fbupdate.h"
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#include "hwc_mdpcomp.h"
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#include "hwc_dump_layers.h"
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#include "external.h"
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#include "hwc_copybit.h"
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#include "hwc_ad.h"
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#include "profiler.h"
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#include "hwc_vpuclient.h"
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using namespace qhwc;
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using namespace overlay;
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#define VSYNC_DEBUG 0
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#define BLANK_DEBUG 1
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static int hwc_device_open(const struct hw_module_t* module,
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const char* name,
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struct hw_device_t** device);
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static struct hw_module_methods_t hwc_module_methods = {
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open: hwc_device_open
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};
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static void reset_panel(struct hwc_composer_device_1* dev);
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hwc_module_t HAL_MODULE_INFO_SYM = {
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common: {
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tag: HARDWARE_MODULE_TAG,
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version_major: 2,
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version_minor: 0,
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id: HWC_HARDWARE_MODULE_ID,
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name: "Qualcomm Hardware Composer Module",
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author: "CodeAurora Forum",
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methods: &hwc_module_methods,
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dso: 0,
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reserved: {0},
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}
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};
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/* In case of non-hybrid WFD session, we are fooling SF by piggybacking on
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* HDMI display ID for virtual. This helper is needed to differentiate their
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* paths in HAL.
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* TODO: Not needed once we have WFD client working on top of Google API's */
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static int getDpyforExternalDisplay(hwc_context_t *ctx, int dpy) {
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if(dpy == HWC_DISPLAY_EXTERNAL && ctx->mVirtualonExtActive)
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return HWC_DISPLAY_VIRTUAL;
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return dpy;
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}
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/*
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* Save callback functions registered to HWC
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*/
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static void hwc_registerProcs(struct hwc_composer_device_1* dev,
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hwc_procs_t const* procs)
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{
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ALOGI("%s", __FUNCTION__);
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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if(!ctx) {
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ALOGE("%s: Invalid context", __FUNCTION__);
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return;
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}
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ctx->proc = procs;
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// Now that we have the functions needed, kick off
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// the uevent & vsync threads
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init_uevent_thread(ctx);
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init_vsync_thread(ctx);
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}
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//Helper
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static void reset(hwc_context_t *ctx, int numDisplays,
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hwc_display_contents_1_t** displays) {
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for(int i = 0; i < HWC_NUM_DISPLAY_TYPES; i++) {
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hwc_display_contents_1_t *list = displays[i];
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// XXX:SurfaceFlinger no longer guarantees that this
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// value is reset on every prepare. However, for the layer
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// cache we need to reset it.
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// We can probably rethink that later on
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if (LIKELY(list && list->numHwLayers > 1)) {
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for(uint32_t j = 0; j < list->numHwLayers; j++) {
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if(list->hwLayers[j].compositionType != HWC_FRAMEBUFFER_TARGET)
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list->hwLayers[j].compositionType = HWC_FRAMEBUFFER;
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}
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}
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if(ctx->mFBUpdate[i])
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ctx->mFBUpdate[i]->reset();
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if(ctx->mCopyBit[i])
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ctx->mCopyBit[i]->reset();
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if(ctx->mLayerRotMap[i])
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ctx->mLayerRotMap[i]->reset();
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}
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ctx->mAD->reset();
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MDPComp::reset();
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}
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//clear prev layer prop flags and realloc for current frame
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static void reset_layer_prop(hwc_context_t* ctx, int dpy, int numAppLayers) {
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if(ctx->layerProp[dpy]) {
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delete[] ctx->layerProp[dpy];
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ctx->layerProp[dpy] = NULL;
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}
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ctx->layerProp[dpy] = new LayerProp[numAppLayers];
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}
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static void handleGeomChange(hwc_context_t *ctx, int dpy,
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hwc_display_contents_1_t *list) {
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/* No point to calling overlay_set on MDP3 */
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if(list->flags & HWC_GEOMETRY_CHANGED &&
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ctx->mMDP.version >= qdutils::MDP_V4_0) {
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ctx->mOverlay->forceSet(dpy);
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}
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}
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static int hwc_prepare_primary(hwc_composer_device_1 *dev,
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hwc_display_contents_1_t *list) {
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ATRACE_CALL();
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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const int dpy = HWC_DISPLAY_PRIMARY;
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if (LIKELY(list && list->numHwLayers > 1) &&
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ctx->dpyAttr[dpy].isActive) {
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reset_layer_prop(ctx, dpy, list->numHwLayers - 1);
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handleGeomChange(ctx, dpy, list);
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uint32_t last = list->numHwLayers - 1;
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hwc_layer_1_t *fbLayer = &list->hwLayers[last];
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if(fbLayer->handle) {
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setListStats(ctx, list, dpy);
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#ifdef VPU_TARGET
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ctx->mVPUClient->prepare(ctx, list);
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#endif
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if(ctx->mMDPComp[dpy]->prepare(ctx, list) < 0) {
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const int fbZ = 0;
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ctx->mFBUpdate[dpy]->prepare(ctx, list, fbZ);
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}
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if (ctx->mMDP.version < qdutils::MDP_V4_0) {
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if(ctx->mCopyBit[dpy])
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ctx->mCopyBit[dpy]->prepare(ctx, list, dpy);
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}
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}
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}
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return 0;
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}
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static int hwc_prepare_external(hwc_composer_device_1 *dev,
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hwc_display_contents_1_t *list) {
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ATRACE_CALL();
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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const int dpy = HWC_DISPLAY_EXTERNAL;
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if (LIKELY(list && list->numHwLayers > 1) &&
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ctx->dpyAttr[dpy].isActive &&
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ctx->dpyAttr[dpy].connected) {
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reset_layer_prop(ctx, dpy, list->numHwLayers - 1);
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handleGeomChange(ctx, dpy, list);
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uint32_t last = list->numHwLayers - 1;
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hwc_layer_1_t *fbLayer = &list->hwLayers[last];
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if(!ctx->dpyAttr[dpy].isPause) {
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if(fbLayer->handle) {
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ctx->dpyAttr[dpy].isConfiguring = false;
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setListStats(ctx, list, dpy);
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if(ctx->mMDPComp[dpy]->prepare(ctx, list) < 0) {
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const int fbZ = 0;
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ctx->mFBUpdate[dpy]->prepare(ctx, list, fbZ);
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}
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if(ctx->listStats[dpy].isDisplayAnimating) {
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// Mark all app layers as HWC_OVERLAY for external during
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// animation, so that SF doesnt draw it on FB
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for(int i = 0 ;i < ctx->listStats[dpy].numAppLayers; i++) {
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hwc_layer_1_t *layer = &list->hwLayers[i];
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layer->compositionType = HWC_OVERLAY;
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}
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}
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}
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} else {
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// External Display is in Pause state.
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// ToDo:
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// Mark all application layers as OVERLAY so that
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// GPU will not compose. This is done for power
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// optimization
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}
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}
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return 0;
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}
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static int hwc_prepare_virtual(hwc_composer_device_1 *dev,
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hwc_display_contents_1_t *list) {
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ATRACE_CALL();
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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const int dpy = HWC_DISPLAY_VIRTUAL;
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if (LIKELY(list && list->numHwLayers > 1) &&
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ctx->dpyAttr[dpy].isActive &&
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ctx->dpyAttr[dpy].connected) {
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reset_layer_prop(ctx, dpy, list->numHwLayers - 1);
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handleGeomChange(ctx, dpy, list);
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uint32_t last = list->numHwLayers - 1;
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hwc_layer_1_t *fbLayer = &list->hwLayers[last];
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if(!ctx->dpyAttr[dpy].isPause) {
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if(fbLayer->handle) {
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ctx->dpyAttr[dpy].isConfiguring = false;
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setListStats(ctx, list, dpy);
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if(ctx->mMDPComp[dpy]->prepare(ctx, list) < 0) {
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const int fbZ = 0;
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ctx->mFBUpdate[dpy]->prepare(ctx, list, fbZ);
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}
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if(ctx->listStats[dpy].isDisplayAnimating) {
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// Mark all app layers as HWC_OVERLAY for virtual during
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// animation, so that SF doesnt draw it on FB
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for(int i = 0 ;i < ctx->listStats[dpy].numAppLayers; i++) {
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hwc_layer_1_t *layer = &list->hwLayers[i];
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layer->compositionType = HWC_OVERLAY;
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}
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}
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}
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} else {
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// Virtual Display is in Pause state.
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// ToDo:
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// Mark all application layers as OVERLAY so that
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// GPU will not compose. This is done for power
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// optimization
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}
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}
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return 0;
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}
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static int hwc_prepare(hwc_composer_device_1 *dev, size_t numDisplays,
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hwc_display_contents_1_t** displays)
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{
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int ret = 0;
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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if (ctx->mPanelResetStatus) {
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ALOGW("%s: panel is in bad state. reset the panel", __FUNCTION__);
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reset_panel(dev);
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}
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//Will be unlocked at the end of set
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ctx->mDrawLock.lock();
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reset(ctx, numDisplays, displays);
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ctx->mOverlay->configBegin();
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ctx->mRotMgr->configBegin();
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overlay::Writeback::configBegin();
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for (int32_t i = numDisplays; i >= 0; i--) {
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hwc_display_contents_1_t *list = displays[i];
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int dpy = getDpyforExternalDisplay(ctx, i);
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switch(dpy) {
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case HWC_DISPLAY_PRIMARY:
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ret = hwc_prepare_primary(dev, list);
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break;
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case HWC_DISPLAY_EXTERNAL:
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ret = hwc_prepare_external(dev, list);
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break;
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case HWC_DISPLAY_VIRTUAL:
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ret = hwc_prepare_virtual(dev, list);
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break;
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default:
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ret = -EINVAL;
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}
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}
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ctx->mOverlay->configDone();
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ctx->mRotMgr->configDone();
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overlay::Writeback::configDone();
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return ret;
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}
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static int hwc_eventControl(struct hwc_composer_device_1* dev, int dpy,
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int event, int enable)
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{
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ATRACE_CALL();
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int ret = 0;
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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switch(event) {
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case HWC_EVENT_VSYNC:
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if (ctx->vstate.enable == enable)
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break;
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ret = hwc_vsync_control(ctx, dpy, enable);
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if(ret == 0)
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ctx->vstate.enable = !!enable;
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ALOGD_IF (VSYNC_DEBUG, "VSYNC state changed to %s",
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(enable)?"ENABLED":"DISABLED");
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break;
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#ifdef QCOM_BSP
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case HWC_EVENT_ORIENTATION:
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if(dpy == HWC_DISPLAY_PRIMARY) {
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Locker::Autolock _l(ctx->mDrawLock);
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// store the primary display orientation
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// will be used in hwc_video::configure to disable
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// rotation animation on external display
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ctx->deviceOrientation = enable;
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}
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break;
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#endif
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default:
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ret = -EINVAL;
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}
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return ret;
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}
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static int hwc_blank(struct hwc_composer_device_1* dev, int dpy, int blank)
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{
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ATRACE_CALL();
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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Locker::Autolock _l(ctx->mDrawLock);
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int ret = 0, value = 0;
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/* In case of non-hybrid WFD session, we are fooling SF by
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* piggybacking on HDMI display ID for virtual.
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* TODO: Not needed once we have WFD client working on top
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* of Google API's.
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*/
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dpy = getDpyforExternalDisplay(ctx,dpy);
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ALOGD_IF(BLANK_DEBUG, "%s: %s display: %d", __FUNCTION__,
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blank==1 ? "Blanking":"Unblanking", dpy);
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if(blank) {
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// free up all the overlay pipes in use
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// when we get a blank for either display
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// makes sure that all pipes are freed
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ctx->mOverlay->configBegin();
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ctx->mOverlay->configDone();
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ctx->mRotMgr->clear();
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overlay::Writeback::clear();
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}
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switch(dpy) {
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case HWC_DISPLAY_PRIMARY:
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value = blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK;
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if(ioctl(ctx->dpyAttr[dpy].fd, FBIOBLANK, value) < 0 ) {
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ALOGE("%s: Failed to handle blank event(%d) for Primary!!",
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__FUNCTION__, blank );
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return -1;
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}
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if(!blank) {
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// Enable HPD here, as during bootup unblank is called
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// when SF is completely initialized
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ctx->mExtDisplay->setHPD(1);
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}
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ctx->dpyAttr[dpy].isActive = !blank;
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if(ctx->mVirtualonExtActive) {
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/* if mVirtualonExtActive is true, display hal will
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* receive unblank calls for non-hybrid WFD solution
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* since we piggyback on HDMI.
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* TODO: Not needed once we have WFD client working on top
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of Google API's */
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break;
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}
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case HWC_DISPLAY_VIRTUAL:
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/* There are two ways to reach this block of code.
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* Display hal has received unblank call on HWC_DISPLAY_EXTERNAL
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and ctx->mVirtualonExtActive is true. In this case, non-hybrid
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WFD is active. If so, getDpyforExternalDisplay will return dpy
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as HWC_DISPLAY_VIRTUAL.
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* Display hal has received unblank call on HWC_DISPLAY_PRIMARY
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and since SF is not aware of VIRTUAL DISPLAY being handle by HWC,
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it wont send blank / unblank events for it. We piggyback on
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PRIMARY DISPLAY events to release mdp pipes and
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activate/deactivate VIRTUAL DISPLAY.
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* TODO: This separate case statement is not needed once we have
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WFD client working on top of Google API's.
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*/
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if(ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].connected) {
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if(blank and (!ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isPause)) {
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int dpy = HWC_DISPLAY_VIRTUAL;
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if(!Overlay::displayCommit(ctx->dpyAttr[dpy].fd)) {
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ALOGE("%s: display commit fail for virtual!", __FUNCTION__);
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ret = -1;
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}
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}
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ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isActive = !blank;
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}
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break;
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case HWC_DISPLAY_EXTERNAL:
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if(blank) {
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if(!Overlay::displayCommit(ctx->dpyAttr[dpy].fd)) {
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ALOGE("%s: display commit fail for external!", __FUNCTION__);
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ret = -1;
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}
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}
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ctx->dpyAttr[dpy].isActive = !blank;
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break;
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default:
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return -EINVAL;
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}
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ALOGD_IF(BLANK_DEBUG, "%s: Done %s display: %d", __FUNCTION__,
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blank ? "blanking":"unblanking", dpy);
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return ret;
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}
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static void reset_panel(struct hwc_composer_device_1* dev)
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{
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int ret = 0;
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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if (!ctx->mPanelResetStatus)
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return;
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ALOGD("%s: calling BLANK DISPLAY", __FUNCTION__);
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ret = hwc_blank(dev, HWC_DISPLAY_PRIMARY, 1);
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if (ret < 0) {
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ALOGE("%s: FBIOBLANK failed to BLANK: %s", __FUNCTION__,
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strerror(errno));
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}
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ALOGD("%s: calling UNBLANK DISPLAY and enabling vsync", __FUNCTION__);
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ret = hwc_blank(dev, HWC_DISPLAY_PRIMARY, 0);
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if (ret < 0) {
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ALOGE("%s: FBIOBLANK failed to UNBLANK : %s", __FUNCTION__,
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strerror(errno));
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}
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hwc_vsync_control(ctx, HWC_DISPLAY_PRIMARY, 1);
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ctx->mPanelResetStatus = false;
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}
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static int hwc_query(struct hwc_composer_device_1* dev,
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int param, int* value)
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{
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hwc_context_t* ctx = (hwc_context_t*)(dev);
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int supported = HWC_DISPLAY_PRIMARY_BIT;
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switch (param) {
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case HWC_BACKGROUND_LAYER_SUPPORTED:
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// Not supported for now
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value[0] = 0;
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break;
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case HWC_DISPLAY_TYPES_SUPPORTED:
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if(ctx->mMDP.hasOverlay)
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supported |= HWC_DISPLAY_EXTERNAL_BIT;
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value[0] = supported;
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break;
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case HWC_FORMAT_RB_SWAP:
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value[0] = 1;
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|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
static int hwc_set_primary(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
|
|
ATRACE_CALL();
|
|
int ret = 0;
|
|
const int dpy = HWC_DISPLAY_PRIMARY;
|
|
if (LIKELY(list) && ctx->dpyAttr[dpy].isActive) {
|
|
uint32_t last = list->numHwLayers - 1;
|
|
hwc_layer_1_t *fbLayer = &list->hwLayers[last];
|
|
int fd = -1; //FenceFD from the Copybit(valid in async mode)
|
|
bool copybitDone = false;
|
|
if(ctx->mCopyBit[dpy])
|
|
copybitDone = ctx->mCopyBit[dpy]->draw(ctx, list, dpy, &fd);
|
|
if(list->numHwLayers > 1)
|
|
hwc_sync(ctx, list, dpy, fd);
|
|
|
|
// Dump the layers for primary
|
|
if(ctx->mHwcDebug[dpy])
|
|
ctx->mHwcDebug[dpy]->dumpLayers(list);
|
|
|
|
if (!ctx->mMDPComp[dpy]->draw(ctx, list)) {
|
|
ALOGE("%s: MDPComp draw failed", __FUNCTION__);
|
|
ret = -1;
|
|
}
|
|
#ifdef VPU_TARGET
|
|
ctx->mVPUClient->draw(ctx, list);
|
|
#endif
|
|
|
|
//TODO We dont check for SKIP flag on this layer because we need PAN
|
|
//always. Last layer is always FB
|
|
private_handle_t *hnd = (private_handle_t *)fbLayer->handle;
|
|
if(copybitDone) {
|
|
hnd = ctx->mCopyBit[dpy]->getCurrentRenderBuffer();
|
|
}
|
|
|
|
if(hnd) {
|
|
if (!ctx->mFBUpdate[dpy]->draw(ctx, hnd)) {
|
|
ALOGE("%s: FBUpdate draw failed", __FUNCTION__);
|
|
ret = -1;
|
|
}
|
|
}
|
|
|
|
if(!Overlay::displayCommit(ctx->dpyAttr[dpy].fd,
|
|
ctx->listStats[dpy].roi)) {
|
|
ALOGE("%s: display commit fail for %d dpy!", __FUNCTION__, dpy);
|
|
ret = -1;
|
|
}
|
|
}
|
|
|
|
closeAcquireFds(list);
|
|
return ret;
|
|
}
|
|
|
|
static int hwc_set_external(hwc_context_t *ctx,
|
|
hwc_display_contents_1_t* list)
|
|
{
|
|
ATRACE_CALL();
|
|
int ret = 0;
|
|
|
|
const int dpy = HWC_DISPLAY_EXTERNAL;
|
|
|
|
|
|
if (LIKELY(list) && ctx->dpyAttr[dpy].isActive &&
|
|
ctx->dpyAttr[dpy].connected &&
|
|
!ctx->dpyAttr[dpy].isPause) {
|
|
uint32_t last = list->numHwLayers - 1;
|
|
hwc_layer_1_t *fbLayer = &list->hwLayers[last];
|
|
int fd = -1; //FenceFD from the Copybit(valid in async mode)
|
|
bool copybitDone = false;
|
|
if(ctx->mCopyBit[dpy])
|
|
copybitDone = ctx->mCopyBit[dpy]->draw(ctx, list, dpy, &fd);
|
|
|
|
if(list->numHwLayers > 1)
|
|
hwc_sync(ctx, list, dpy, fd);
|
|
|
|
// Dump the layers for external
|
|
if(ctx->mHwcDebug[dpy])
|
|
ctx->mHwcDebug[dpy]->dumpLayers(list);
|
|
|
|
if (!ctx->mMDPComp[dpy]->draw(ctx, list)) {
|
|
ALOGE("%s: MDPComp draw failed", __FUNCTION__);
|
|
ret = -1;
|
|
}
|
|
|
|
int extOnlyLayerIndex =
|
|
ctx->listStats[dpy].extOnlyLayerIndex;
|
|
|
|
private_handle_t *hnd = (private_handle_t *)fbLayer->handle;
|
|
if(extOnlyLayerIndex!= -1) {
|
|
hwc_layer_1_t *extLayer = &list->hwLayers[extOnlyLayerIndex];
|
|
hnd = (private_handle_t *)extLayer->handle;
|
|
} else if(copybitDone) {
|
|
hnd = ctx->mCopyBit[dpy]->getCurrentRenderBuffer();
|
|
}
|
|
|
|
if(hnd && !isYuvBuffer(hnd)) {
|
|
if (!ctx->mFBUpdate[dpy]->draw(ctx, hnd)) {
|
|
ALOGE("%s: FBUpdate::draw fail!", __FUNCTION__);
|
|
ret = -1;
|
|
}
|
|
}
|
|
|
|
if(!Overlay::displayCommit(ctx->dpyAttr[dpy].fd)) {
|
|
ALOGE("%s: display commit fail for %d dpy!", __FUNCTION__, dpy);
|
|
ret = -1;
|
|
}
|
|
}
|
|
|
|
closeAcquireFds(list);
|
|
return ret;
|
|
}
|
|
|
|
static int hwc_set_virtual(hwc_context_t *ctx,
|
|
hwc_display_contents_1_t* list)
|
|
{
|
|
ATRACE_CALL();
|
|
int ret = 0;
|
|
|
|
const int dpy = HWC_DISPLAY_VIRTUAL;
|
|
|
|
|
|
if (LIKELY(list) && ctx->dpyAttr[dpy].isActive &&
|
|
ctx->dpyAttr[dpy].connected &&
|
|
!ctx->dpyAttr[dpy].isPause) {
|
|
uint32_t last = list->numHwLayers - 1;
|
|
hwc_layer_1_t *fbLayer = &list->hwLayers[last];
|
|
int fd = -1; //FenceFD from the Copybit(valid in async mode)
|
|
bool copybitDone = false;
|
|
if(ctx->mCopyBit[dpy])
|
|
copybitDone = ctx->mCopyBit[dpy]->draw(ctx, list, dpy, &fd);
|
|
|
|
if(list->numHwLayers > 1)
|
|
hwc_sync(ctx, list, dpy, fd);
|
|
|
|
// Dump the layers for virtual
|
|
if(ctx->mHwcDebug[dpy])
|
|
ctx->mHwcDebug[dpy]->dumpLayers(list);
|
|
|
|
if (!ctx->mMDPComp[dpy]->draw(ctx, list)) {
|
|
ALOGE("%s: MDPComp draw failed", __FUNCTION__);
|
|
ret = -1;
|
|
}
|
|
|
|
int extOnlyLayerIndex =
|
|
ctx->listStats[dpy].extOnlyLayerIndex;
|
|
|
|
private_handle_t *hnd = (private_handle_t *)fbLayer->handle;
|
|
if(extOnlyLayerIndex!= -1) {
|
|
hwc_layer_1_t *extLayer = &list->hwLayers[extOnlyLayerIndex];
|
|
hnd = (private_handle_t *)extLayer->handle;
|
|
} else if(copybitDone) {
|
|
hnd = ctx->mCopyBit[dpy]->getCurrentRenderBuffer();
|
|
}
|
|
|
|
if(hnd && !isYuvBuffer(hnd)) {
|
|
if (!ctx->mFBUpdate[dpy]->draw(ctx, hnd)) {
|
|
ALOGE("%s: FBUpdate::draw fail!", __FUNCTION__);
|
|
ret = -1;
|
|
}
|
|
}
|
|
|
|
if(!Overlay::displayCommit(ctx->dpyAttr[dpy].fd)) {
|
|
ALOGE("%s: display commit fail for %d dpy!", __FUNCTION__, dpy);
|
|
ret = -1;
|
|
}
|
|
}
|
|
|
|
closeAcquireFds(list);
|
|
|
|
if (list && !ctx->mVirtualonExtActive && (list->retireFenceFd < 0) ) {
|
|
// SF assumes HWC waits for the acquire fence and returns a new fence
|
|
// that signals when we're done. Since we don't wait, and also don't
|
|
// touch the buffer, we can just handle the acquire fence back to SF
|
|
// as the retire fence.
|
|
list->retireFenceFd = list->outbufAcquireFenceFd;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int hwc_set(hwc_composer_device_1 *dev,
|
|
size_t numDisplays,
|
|
hwc_display_contents_1_t** displays)
|
|
{
|
|
int ret = 0;
|
|
hwc_context_t* ctx = (hwc_context_t*)(dev);
|
|
for (uint32_t i = 0; i <= numDisplays; i++) {
|
|
hwc_display_contents_1_t* list = displays[i];
|
|
int dpy = getDpyforExternalDisplay(ctx, i);
|
|
switch(dpy) {
|
|
case HWC_DISPLAY_PRIMARY:
|
|
ret = hwc_set_primary(ctx, list);
|
|
break;
|
|
case HWC_DISPLAY_EXTERNAL:
|
|
ret = hwc_set_external(ctx, list);
|
|
break;
|
|
case HWC_DISPLAY_VIRTUAL:
|
|
ret = hwc_set_virtual(ctx, list);
|
|
break;
|
|
default:
|
|
ret = -EINVAL;
|
|
}
|
|
}
|
|
// This is only indicative of how many times SurfaceFlinger posts
|
|
// frames to the display.
|
|
CALC_FPS();
|
|
MDPComp::resetIdleFallBack();
|
|
ctx->mVideoTransFlag = false;
|
|
if(ctx->mRotMgr->getNumActiveSessions() == 0)
|
|
Overlay::setDMAMode(Overlay::DMA_LINE_MODE);
|
|
//Was locked at the beginning of prepare
|
|
ctx->mDrawLock.unlock();
|
|
return ret;
|
|
}
|
|
|
|
int hwc_getDisplayConfigs(struct hwc_composer_device_1* dev, int disp,
|
|
uint32_t* configs, size_t* numConfigs) {
|
|
int ret = 0;
|
|
hwc_context_t* ctx = (hwc_context_t*)(dev);
|
|
disp = getDpyforExternalDisplay(ctx, disp);
|
|
//in 1.1 there is no way to choose a config, report as config id # 0
|
|
//This config is passed to getDisplayAttributes. Ignore for now.
|
|
switch(disp) {
|
|
case HWC_DISPLAY_PRIMARY:
|
|
if(*numConfigs > 0) {
|
|
configs[0] = 0;
|
|
*numConfigs = 1;
|
|
}
|
|
ret = 0; //NO_ERROR
|
|
break;
|
|
case HWC_DISPLAY_EXTERNAL:
|
|
case HWC_DISPLAY_VIRTUAL:
|
|
ret = -1; //Not connected
|
|
if(ctx->dpyAttr[disp].connected) {
|
|
ret = 0; //NO_ERROR
|
|
if(*numConfigs > 0) {
|
|
configs[0] = 0;
|
|
*numConfigs = 1;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
int hwc_getDisplayAttributes(struct hwc_composer_device_1* dev, int disp,
|
|
uint32_t config, const uint32_t* attributes, int32_t* values) {
|
|
|
|
hwc_context_t* ctx = (hwc_context_t*)(dev);
|
|
disp = getDpyforExternalDisplay(ctx, disp);
|
|
//If hotpluggable displays(i.e, HDMI, WFD) are inactive return error
|
|
if( (disp != HWC_DISPLAY_PRIMARY) && !ctx->dpyAttr[disp].connected) {
|
|
return -1;
|
|
}
|
|
|
|
//From HWComposer
|
|
static const uint32_t DISPLAY_ATTRIBUTES[] = {
|
|
HWC_DISPLAY_VSYNC_PERIOD,
|
|
HWC_DISPLAY_WIDTH,
|
|
HWC_DISPLAY_HEIGHT,
|
|
HWC_DISPLAY_DPI_X,
|
|
HWC_DISPLAY_DPI_Y,
|
|
HWC_DISPLAY_NO_ATTRIBUTE,
|
|
};
|
|
|
|
const int NUM_DISPLAY_ATTRIBUTES = (sizeof(DISPLAY_ATTRIBUTES) /
|
|
sizeof(DISPLAY_ATTRIBUTES)[0]);
|
|
|
|
for (size_t i = 0; i < NUM_DISPLAY_ATTRIBUTES - 1; i++) {
|
|
switch (attributes[i]) {
|
|
case HWC_DISPLAY_VSYNC_PERIOD:
|
|
values[i] = ctx->dpyAttr[disp].vsync_period;
|
|
break;
|
|
case HWC_DISPLAY_WIDTH:
|
|
values[i] = ctx->dpyAttr[disp].xres;
|
|
ALOGD("%s disp = %d, width = %d",__FUNCTION__, disp,
|
|
ctx->dpyAttr[disp].xres);
|
|
break;
|
|
case HWC_DISPLAY_HEIGHT:
|
|
values[i] = ctx->dpyAttr[disp].yres;
|
|
ALOGD("%s disp = %d, height = %d",__FUNCTION__, disp,
|
|
ctx->dpyAttr[disp].yres);
|
|
break;
|
|
case HWC_DISPLAY_DPI_X:
|
|
values[i] = (int32_t) (ctx->dpyAttr[disp].xdpi*1000.0);
|
|
break;
|
|
case HWC_DISPLAY_DPI_Y:
|
|
values[i] = (int32_t) (ctx->dpyAttr[disp].ydpi*1000.0);
|
|
break;
|
|
default:
|
|
ALOGE("Unknown display attribute %d",
|
|
attributes[i]);
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void hwc_dump(struct hwc_composer_device_1* dev, char *buff, int buff_len)
|
|
{
|
|
hwc_context_t* ctx = (hwc_context_t*)(dev);
|
|
Locker::Autolock _l(ctx->mDrawLock);
|
|
android::String8 aBuf("");
|
|
dumpsys_log(aBuf, "Qualcomm HWC state:\n");
|
|
dumpsys_log(aBuf, " MDPVersion=%d\n", ctx->mMDP.version);
|
|
dumpsys_log(aBuf, " DisplayPanel=%c\n", ctx->mMDP.panel);
|
|
for(int dpy = 0; dpy < HWC_NUM_DISPLAY_TYPES; dpy++) {
|
|
if(ctx->mMDPComp[dpy])
|
|
ctx->mMDPComp[dpy]->dump(aBuf);
|
|
}
|
|
char ovDump[2048] = {'\0'};
|
|
ctx->mOverlay->getDump(ovDump, 2048);
|
|
dumpsys_log(aBuf, ovDump);
|
|
ovDump[0] = '\0';
|
|
ctx->mRotMgr->getDump(ovDump, 1024);
|
|
dumpsys_log(aBuf, ovDump);
|
|
ovDump[0] = '\0';
|
|
if(Writeback::getDump(ovDump, 1024)) {
|
|
dumpsys_log(aBuf, ovDump);
|
|
ovDump[0] = '\0';
|
|
}
|
|
strlcpy(buff, aBuf.string(), buff_len);
|
|
}
|
|
|
|
static int hwc_device_close(struct hw_device_t *dev)
|
|
{
|
|
if(!dev) {
|
|
ALOGE("%s: NULL device pointer", __FUNCTION__);
|
|
return -1;
|
|
}
|
|
closeContext((hwc_context_t*)dev);
|
|
free(dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int hwc_device_open(const struct hw_module_t* module, const char* name,
|
|
struct hw_device_t** device)
|
|
{
|
|
int status = -EINVAL;
|
|
|
|
if (!strcmp(name, HWC_HARDWARE_COMPOSER)) {
|
|
struct hwc_context_t *dev;
|
|
dev = (hwc_context_t*)malloc(sizeof(*dev));
|
|
memset(dev, 0, sizeof(*dev));
|
|
|
|
//Initialize hwc context
|
|
initContext(dev);
|
|
|
|
//Setup HWC methods
|
|
dev->device.common.tag = HARDWARE_DEVICE_TAG;
|
|
dev->device.common.version = HWC_DEVICE_API_VERSION_1_2;
|
|
dev->device.common.module = const_cast<hw_module_t*>(module);
|
|
dev->device.common.close = hwc_device_close;
|
|
dev->device.prepare = hwc_prepare;
|
|
dev->device.set = hwc_set;
|
|
dev->device.eventControl = hwc_eventControl;
|
|
dev->device.blank = hwc_blank;
|
|
dev->device.query = hwc_query;
|
|
dev->device.registerProcs = hwc_registerProcs;
|
|
dev->device.dump = hwc_dump;
|
|
dev->device.getDisplayConfigs = hwc_getDisplayConfigs;
|
|
dev->device.getDisplayAttributes = hwc_getDisplayAttributes;
|
|
*device = &dev->device.common;
|
|
status = 0;
|
|
}
|
|
return status;
|
|
}
|