422 lines
14 KiB
C++
422 lines
14 KiB
C++
/*
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* Copyright (c) 2013-2014,2016 The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <fcntl.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <display_config.h>
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#include <QServiceUtils.h>
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#include <qd_utils.h>
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using namespace android;
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using namespace qService;
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namespace qdutils {
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//=============================================================================
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// The functions below run in the client process and wherever necessary
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// do a binder call to HWC to get/set data.
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int isExternalConnected(void) {
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int ret;
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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Parcel inParcel, outParcel;
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if(binder != NULL) {
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err = binder->dispatch(IQService::CHECK_EXTERNAL_STATUS,
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&inParcel , &outParcel);
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}
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if(err) {
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ALOGE("%s: Failed to get external status err=%d", __FUNCTION__, err);
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ret = err;
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} else {
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ret = outParcel.readInt32();
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}
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return ret;
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}
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int getDisplayAttributes(int dpy, DisplayAttributes_t& dpyattr) {
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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Parcel inParcel, outParcel;
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inParcel.writeInt32(dpy);
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if(binder != NULL) {
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err = binder->dispatch(IQService::GET_DISPLAY_ATTRIBUTES,
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&inParcel, &outParcel);
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}
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if(!err) {
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dpyattr.vsync_period = outParcel.readInt32();
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dpyattr.xres = outParcel.readInt32();
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dpyattr.yres = outParcel.readInt32();
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dpyattr.xdpi = outParcel.readFloat();
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dpyattr.ydpi = outParcel.readFloat();
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dpyattr.panel_type = (char) outParcel.readInt32();
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} else {
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ALOGE("%s() failed with err %d", __FUNCTION__, err);
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}
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return err;
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}
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int setHSIC(int dpy, const HSICData_t& hsic_data) {
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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Parcel inParcel, outParcel;
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inParcel.writeInt32(dpy);
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inParcel.writeInt32(hsic_data.hue);
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inParcel.writeFloat(hsic_data.saturation);
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inParcel.writeInt32(hsic_data.intensity);
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inParcel.writeFloat(hsic_data.contrast);
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if(binder != NULL) {
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err = binder->dispatch(IQService::SET_HSIC_DATA, &inParcel, &outParcel);
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}
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if(err)
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ALOGE("%s: Failed to get external status err=%d", __FUNCTION__, err);
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return err;
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}
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int getDisplayVisibleRegion(int dpy, hwc_rect_t &rect) {
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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Parcel inParcel, outParcel;
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inParcel.writeInt32(dpy);
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if(binder != NULL) {
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err = binder->dispatch(IQService::GET_DISPLAY_VISIBLE_REGION,
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&inParcel, &outParcel);
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}
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if(!err) {
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rect.left = outParcel.readInt32();
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rect.top = outParcel.readInt32();
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rect.right = outParcel.readInt32();
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rect.bottom = outParcel.readInt32();
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} else {
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ALOGE("%s: Failed to getVisibleRegion for dpy =%d: err = %d",
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__FUNCTION__, dpy, err);
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}
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return err;
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}
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int setViewFrame(int dpy, int l, int t, int r, int b) {
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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Parcel inParcel, outParcel;
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inParcel.writeInt32(dpy);
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inParcel.writeInt32(l);
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inParcel.writeInt32(t);
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inParcel.writeInt32(r);
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inParcel.writeInt32(b);
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if(binder != NULL) {
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err = binder->dispatch(IQService::SET_VIEW_FRAME,
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&inParcel, &outParcel);
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}
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if(err)
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ALOGE("%s: Failed to set view frame for dpy %d err=%d",
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__FUNCTION__, dpy, err);
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return err;
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}
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int setSecondaryDisplayStatus(int dpy, uint32_t status) {
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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Parcel inParcel, outParcel;
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inParcel.writeInt32(dpy);
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inParcel.writeInt32(status);
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if(binder != NULL) {
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err = binder->dispatch(IQService::SET_SECONDARY_DISPLAY_STATUS,
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&inParcel, &outParcel);
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}
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if(err)
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ALOGE("%s: Failed for dpy %d status = %d err=%d", __FUNCTION__, dpy,
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status, err);
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return err;
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}
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int configureDynRefreshRate(uint32_t op, uint32_t refreshRate) {
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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Parcel inParcel, outParcel;
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inParcel.writeInt32(op);
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inParcel.writeInt32(refreshRate);
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if(binder != NULL) {
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err = binder->dispatch(IQService::CONFIGURE_DYN_REFRESH_RATE,
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&inParcel, &outParcel);
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}
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if(err)
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ALOGE("%s: Failed setting op %d err=%d", __FUNCTION__, op, err);
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return err;
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}
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int getConfigCount(int /*dpy*/) {
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int numConfigs = -1;
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sp<IQService> binder = getBinder();
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if(binder != NULL) {
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Parcel inParcel, outParcel;
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inParcel.writeInt32(DISPLAY_PRIMARY);
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status_t err = binder->dispatch(IQService::GET_CONFIG_COUNT,
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&inParcel, &outParcel);
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if(!err) {
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numConfigs = outParcel.readInt32();
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ALOGI("%s() Received num configs %d", __FUNCTION__, numConfigs);
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} else {
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ALOGE("%s() failed with err %d", __FUNCTION__, err);
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}
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}
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return numConfigs;
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}
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int getActiveConfig(int /*dpy*/) {
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int configIndex = -1;
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sp<IQService> binder = getBinder();
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if(binder != NULL) {
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Parcel inParcel, outParcel;
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inParcel.writeInt32(DISPLAY_PRIMARY);
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status_t err = binder->dispatch(IQService::GET_ACTIVE_CONFIG,
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&inParcel, &outParcel);
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if(!err) {
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configIndex = outParcel.readInt32();
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ALOGI("%s() Received active config index %d", __FUNCTION__,
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configIndex);
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} else {
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ALOGE("%s() failed with err %d", __FUNCTION__, err);
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}
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}
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return configIndex;
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}
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int setActiveConfig(int configIndex, int /*dpy*/) {
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status_t err = (status_t) FAILED_TRANSACTION;
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sp<IQService> binder = getBinder();
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if(binder != NULL) {
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Parcel inParcel, outParcel;
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inParcel.writeInt32(configIndex);
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inParcel.writeInt32(DISPLAY_PRIMARY);
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err = binder->dispatch(IQService::SET_ACTIVE_CONFIG,
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&inParcel, &outParcel);
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if(!err) {
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ALOGI("%s() Successfully set active config index %d", __FUNCTION__,
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configIndex);
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} else {
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ALOGE("%s() failed with err %d", __FUNCTION__, err);
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}
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}
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return err;
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}
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DisplayAttributes getDisplayAttributes(int configIndex, int /*dpy*/) {
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DisplayAttributes dpyattr;
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sp<IQService> binder = getBinder();
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if(binder != NULL) {
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Parcel inParcel, outParcel;
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inParcel.writeInt32(configIndex);
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inParcel.writeInt32(DISPLAY_PRIMARY);
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status_t err = binder->dispatch(
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IQService::GET_DISPLAY_ATTRIBUTES_FOR_CONFIG, &inParcel,
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&outParcel);
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if(!err) {
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dpyattr.vsync_period = outParcel.readInt32();
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dpyattr.xres = outParcel.readInt32();
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dpyattr.yres = outParcel.readInt32();
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dpyattr.xdpi = outParcel.readFloat();
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dpyattr.ydpi = outParcel.readFloat();
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dpyattr.panel_type = (char) outParcel.readInt32();
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ALOGI("%s() Received attrs for index %d: xres %d, yres %d",
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__FUNCTION__, configIndex, dpyattr.xres, dpyattr.yres);
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} else {
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ALOGE("%s() failed with err %d", __FUNCTION__, err);
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}
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}
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return dpyattr;
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}
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//=============================================================================
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// The functions/methods below run in the context of HWC and
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// are called in response to binder calls from clients
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Configs* Configs::getInstance() {
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if(sConfigs == NULL) {
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sConfigs = new Configs();
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if(sConfigs->init() == false) {
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ALOGE("%s(): Configs initialization failed", __FUNCTION__);
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delete sConfigs;
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sConfigs = NULL;
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}
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}
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return sConfigs;
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}
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Configs::Configs() : mActiveConfig(0), mConfigsSupported(0) {}
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bool Configs::init() {
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DisplayAttributes dpyAttr;
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if(not getCurrentMode(dpyAttr)) {
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ALOGE("%s(): Mode switch is disabled", __FUNCTION__);
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return false;
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}
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FILE *fHnd;
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size_t len = PAGE_SIZE;
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ssize_t read = 0;
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uint32_t configCount = 0;
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char sysfsPath[MAX_SYSFS_FILE_PATH];
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memset(sysfsPath, '\0', sizeof(sysfsPath));
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snprintf(sysfsPath , sizeof(sysfsPath),
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"/sys/class/graphics/fb0/modes");
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fHnd = fopen(sysfsPath, "r");
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if (fHnd == NULL) {
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ALOGE("%s(): Opening file %s failed with error %s", __FUNCTION__,
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sysfsPath, strerror(errno));
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return false;
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}
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memset(mModeStr, 0, sizeof(mModeStr));
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while((configCount < CONFIGS_MAX) and
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((read = getline(&mModeStr[configCount], &len, fHnd)) > 0)) {
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//String is of form "U:1600x2560p-0". Documentation/fb/modedb.txt in the
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//kernel has more info on the format.
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char *xptr = strcasestr(mModeStr[configCount], ":");
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char *yptr = strcasestr(mModeStr[configCount], "x");
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if(xptr && yptr) {
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mConfigs[configCount].xres = atoi(xptr + 1);
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mConfigs[configCount].yres = atoi(yptr + 1);
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ALOGI("%s(): Parsed Config %s", __FUNCTION__,
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mModeStr[configCount]);
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ALOGI("%s(): Config %u: %u x %u", __FUNCTION__, configCount,
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mConfigs[configCount].xres, mConfigs[configCount].yres);
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if(mConfigs[configCount].xres == dpyAttr.xres and
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mConfigs[configCount].yres == dpyAttr.yres) {
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mActiveConfig = configCount;
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}
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} else {
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ALOGE("%s(): Tokenizing str %s failed", __FUNCTION__,
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mModeStr[configCount]);
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//Free memory allocated internally by getline()
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for(uint32_t i = 0; i <= configCount; i++) {
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free(mModeStr[i]);
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}
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fclose(fHnd);
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return false;
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}
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configCount++;
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}
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fclose(fHnd);
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if(configCount == 0) {
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ALOGE("%s No configs found", __FUNCTION__);
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return false;
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}
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mConfigsSupported = configCount;
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return true;
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}
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bool Configs::getCurrentMode(DisplayAttributes& dpyAttr) {
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bool ret = false;
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FILE *fHnd = fopen("/sys/class/graphics/fb0/mode", "r");
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if(fHnd) {
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char *buffer = NULL; //getline will allocate
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size_t len = PAGE_SIZE;
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if(getline(&buffer, &len, fHnd) > 0) {
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//String is of form "U:1600x2560p-0". Documentation/fb/modedb.txt in
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//kernel has more info on the format.
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char *xptr = strcasestr(buffer, ":");
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char *yptr = strcasestr(buffer, "x");
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if(xptr && yptr) {
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dpyAttr.xres = atoi(xptr + 1);
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dpyAttr.yres = atoi(yptr + 1);
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ALOGI("%s(): Parsed Current Config Str %s", __FUNCTION__,
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buffer);
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ALOGI("%s(): Current Config: %u x %u", __FUNCTION__,
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dpyAttr.xres, dpyAttr.yres);
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ret = true;
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}
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}
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if(buffer)
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free(buffer);
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fclose(fHnd);
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}
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return ret;
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}
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bool Configs::setActiveConfig(const uint32_t& index) {
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if(index >= mConfigsSupported) {
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ALOGE("%s(): Invalid Index %u", __FUNCTION__, index);
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return false;
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}
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int fd = -1;
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char sysfsPath[MAX_SYSFS_FILE_PATH];
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memset(sysfsPath, '\0', sizeof(sysfsPath));
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snprintf(sysfsPath , sizeof(sysfsPath),
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"/sys/class/graphics/fb0/mode");
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fd = open(sysfsPath, O_WRONLY);
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if (fd < 0) {
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ALOGE("%s(): Opening file %s failed", __FUNCTION__, sysfsPath);
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return false;
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}
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ssize_t written = pwrite(fd, mModeStr[index], strlen(mModeStr[index]), 0);
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if(written <= 0) {
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ALOGE("%s(): Writing config %s to %s failed with error: %s",
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__FUNCTION__, mModeStr[index], sysfsPath, strerror(errno));
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close(fd);
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return false;
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}
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ALOGI("%s(): Successfully set config %u", __FUNCTION__, index);
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mActiveConfig = index;
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MDPVersion::getInstance().updateSplitInfo();
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close(fd);
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return true;
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}
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Configs* Configs::sConfigs = NULL;
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}; //namespace
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// ----------------------------------------------------------------------------
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// Screen refresh for native daemons linking dynamically to libqdutils
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// ----------------------------------------------------------------------------
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extern "C" int refreshScreen() {
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int ret = 0;
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ret = screenRefresh();
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return ret;
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}
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