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      1 /*
      2  *  Copyright (c) 2013-15, The Linux Foundation. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *     * Redistributions of source code must retain the above copyright
      8  *       notice, this list of conditions and the following disclaimer.
      9  *     * Redistributions in binary form must reproduce the above
     10  *       copyright notice, this list of conditions and the following
     11  *       disclaimer in the documentation and/or other materials provided
     12  *       with the distribution.
     13  *     * Neither the name of The Linux Foundation nor the names of its
     14  *       contributors may be used to endorse or promote products derived
     15  *       from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     18  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     23  * SUBSTITUTE GOODS OR CLIENTS; LOSS OF USE, DATA, OR PROFITS; OR
     24  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     26  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #include <hwc_qclient.h>
     31 #include <IQService.h>
     32 #include <hwc_utils.h>
     33 #include <mdp_version.h>
     34 #include <hwc_mdpcomp.h>
     35 #include <hwc_virtual.h>
     36 #include <overlay.h>
     37 #include <display_config.h>
     38 #include <hwc_qdcm.h>
     39 
     40 #define QCLIENT_DEBUG 0
     41 
     42 using namespace android;
     43 using namespace qService;
     44 using namespace qhwc;
     45 using namespace overlay;
     46 using namespace qdutils;
     47 using namespace qQdcm;
     48 
     49 namespace qClient {
     50 
     51 // ----------------------------------------------------------------------------
     52 QClient::QClient(hwc_context_t *ctx) : mHwcContext(ctx),
     53         mMPDeathNotifier(new MPDeathNotifier(ctx))
     54 {
     55     ALOGD_IF(QCLIENT_DEBUG, "QClient Constructor invoked");
     56 }
     57 
     58 QClient::~QClient()
     59 {
     60     ALOGD_IF(QCLIENT_DEBUG,"QClient Destructor invoked");
     61 }
     62 
     63 static void securing(hwc_context_t *ctx, uint32_t startEnd) {
     64     //The only way to make this class in this process subscribe to media
     65     //player's death.
     66     IMediaDeathNotifier::getMediaPlayerService();
     67 
     68     ctx->mDrawLock.lock();
     69     ctx->mSecuring = startEnd;
     70     //We're done securing
     71     if(startEnd == IQService::END)
     72         ctx->mSecureMode = true;
     73     ctx->mDrawLock.unlock();
     74 
     75     if(ctx->proc)
     76         ctx->proc->invalidate(ctx->proc);
     77 }
     78 
     79 static void unsecuring(hwc_context_t *ctx, uint32_t startEnd) {
     80     ctx->mDrawLock.lock();
     81     ctx->mSecuring = startEnd;
     82     //We're done unsecuring
     83     if(startEnd == IQService::END)
     84         ctx->mSecureMode = false;
     85     ctx->mDrawLock.unlock();
     86 
     87     if(ctx->proc)
     88         ctx->proc->invalidate(ctx->proc);
     89 }
     90 
     91 void QClient::MPDeathNotifier::died() {
     92     mHwcContext->mDrawLock.lock();
     93     ALOGD_IF(QCLIENT_DEBUG, "Media Player died");
     94     mHwcContext->mSecuring = false;
     95     mHwcContext->mSecureMode = false;
     96     mHwcContext->mDrawLock.unlock();
     97     if(mHwcContext->proc)
     98         mHwcContext->proc->invalidate(mHwcContext->proc);
     99 }
    100 
    101 static android::status_t screenRefresh(hwc_context_t *ctx) {
    102     status_t result = NO_INIT;
    103     if(ctx->proc) {
    104         ctx->proc->invalidate(ctx->proc);
    105         result = NO_ERROR;
    106     }
    107     return result;
    108 }
    109 
    110 static void setExtOrientation(hwc_context_t *ctx, uint32_t orientation) {
    111     ctx->mExtOrientation = orientation;
    112 }
    113 
    114 static void isExternalConnected(hwc_context_t* ctx, Parcel* outParcel) {
    115     int connected;
    116     connected = ctx->dpyAttr[HWC_DISPLAY_EXTERNAL].connected ? 1 : 0;
    117     outParcel->writeInt32(connected);
    118 }
    119 
    120 static void getDisplayAttributes(hwc_context_t* ctx, const Parcel* inParcel,
    121         Parcel* outParcel) {
    122     int dpy = inParcel->readInt32();
    123     outParcel->writeInt32(ctx->dpyAttr[dpy].vsync_period);
    124     if (ctx->dpyAttr[dpy].customFBSize) {
    125         outParcel->writeInt32(ctx->dpyAttr[dpy].xres_new);
    126         outParcel->writeInt32(ctx->dpyAttr[dpy].yres_new);
    127     } else {
    128         outParcel->writeInt32(ctx->dpyAttr[dpy].xres);
    129         outParcel->writeInt32(ctx->dpyAttr[dpy].yres);
    130     }
    131     outParcel->writeFloat(ctx->dpyAttr[dpy].xdpi);
    132     outParcel->writeFloat(ctx->dpyAttr[dpy].ydpi);
    133     //XXX: Need to check what to return for HDMI
    134     outParcel->writeInt32(ctx->mMDP.panel);
    135 }
    136 static void setHSIC(const Parcel* inParcel) {
    137     int dpy = inParcel->readInt32();
    138     ALOGD_IF(0, "In %s: dpy = %d", __FUNCTION__, dpy);
    139     HSICData_t hsic_data;
    140     hsic_data.hue = inParcel->readInt32();
    141     hsic_data.saturation = inParcel->readFloat();
    142     hsic_data.intensity = inParcel->readInt32();
    143     hsic_data.contrast = inParcel->readFloat();
    144     //XXX: Actually set the HSIC data through ABL lib
    145 }
    146 
    147 
    148 static void setBufferMirrorMode(hwc_context_t *ctx, uint32_t enable) {
    149     ctx->mBufferMirrorMode = enable;
    150 }
    151 
    152 static status_t getDisplayVisibleRegion(hwc_context_t* ctx, int dpy,
    153                                 Parcel* outParcel) {
    154     // Get the info only if the dpy is valid
    155     if(dpy >= HWC_DISPLAY_PRIMARY && dpy <= HWC_DISPLAY_VIRTUAL) {
    156         Locker::Autolock _sl(ctx->mDrawLock);
    157         if(dpy && (ctx->mExtOrientation || ctx->mBufferMirrorMode)) {
    158             // Return the destRect on external, if external orienation
    159             // is enabled
    160             outParcel->writeInt32(ctx->dpyAttr[dpy].mDstRect.left);
    161             outParcel->writeInt32(ctx->dpyAttr[dpy].mDstRect.top);
    162             outParcel->writeInt32(ctx->dpyAttr[dpy].mDstRect.right);
    163             outParcel->writeInt32(ctx->dpyAttr[dpy].mDstRect.bottom);
    164         } else {
    165             outParcel->writeInt32(ctx->mViewFrame[dpy].left);
    166             outParcel->writeInt32(ctx->mViewFrame[dpy].top);
    167             outParcel->writeInt32(ctx->mViewFrame[dpy].right);
    168             outParcel->writeInt32(ctx->mViewFrame[dpy].bottom);
    169         }
    170         return NO_ERROR;
    171     } else {
    172         ALOGE("In %s: invalid dpy index %d", __FUNCTION__, dpy);
    173         return BAD_VALUE;
    174     }
    175 }
    176 
    177 // USed for setting the secondary(hdmi/wfd) status
    178 static void setSecondaryDisplayStatus(hwc_context_t *ctx,
    179                                       const Parcel* inParcel) {
    180     uint32_t dpy = inParcel->readInt32();
    181     uint32_t status = inParcel->readInt32();
    182     ALOGD_IF(QCLIENT_DEBUG, "%s: dpy = %d status = %s", __FUNCTION__,
    183                                         dpy, getExternalDisplayState(status));
    184 
    185     if(dpy > HWC_DISPLAY_PRIMARY && dpy <= HWC_DISPLAY_VIRTUAL) {
    186         if(dpy == HWC_DISPLAY_VIRTUAL && status == qdutils::EXTERNAL_OFFLINE) {
    187             ctx->mWfdSyncLock.lock();
    188             ctx->mWfdSyncLock.signal();
    189             ctx->mWfdSyncLock.unlock();
    190         } else if(status == qdutils::EXTERNAL_PAUSE) {
    191             handle_pause(ctx, dpy);
    192         } else if(status == qdutils::EXTERNAL_RESUME) {
    193             handle_resume(ctx, dpy);
    194         }
    195     } else {
    196         ALOGE("%s: Invalid dpy %d", __FUNCTION__, dpy);
    197         return;
    198     }
    199 }
    200 
    201 
    202 static status_t setViewFrame(hwc_context_t* ctx, const Parcel* inParcel) {
    203     int dpy = inParcel->readInt32();
    204     if(dpy >= HWC_DISPLAY_PRIMARY && dpy <= HWC_DISPLAY_VIRTUAL) {
    205         Locker::Autolock _sl(ctx->mDrawLock);
    206         ctx->mViewFrame[dpy].left   = inParcel->readInt32();
    207         ctx->mViewFrame[dpy].top    = inParcel->readInt32();
    208         ctx->mViewFrame[dpy].right  = inParcel->readInt32();
    209         ctx->mViewFrame[dpy].bottom = inParcel->readInt32();
    210         ALOGD_IF(QCLIENT_DEBUG, "%s: mViewFrame[%d] = [%d %d %d %d]",
    211             __FUNCTION__, dpy,
    212             ctx->mViewFrame[dpy].left, ctx->mViewFrame[dpy].top,
    213             ctx->mViewFrame[dpy].right, ctx->mViewFrame[dpy].bottom);
    214         return NO_ERROR;
    215     } else {
    216         ALOGE("In %s: invalid dpy index %d", __FUNCTION__, dpy);
    217         return BAD_VALUE;
    218     }
    219 }
    220 
    221 static void toggleDynamicDebug(hwc_context_t* ctx, const Parcel* inParcel) {
    222     int debug_type = inParcel->readInt32();
    223     bool enable = !!inParcel->readInt32();
    224     ALOGD("%s: debug_type: %d enable:%d",
    225             __FUNCTION__, debug_type, enable);
    226     Locker::Autolock _sl(ctx->mDrawLock);
    227     switch (debug_type) {
    228         //break is ignored for DEBUG_ALL to toggle all of them at once
    229         case IQService::DEBUG_ALL:
    230         case IQService::DEBUG_MDPCOMP:
    231             qhwc::MDPComp::dynamicDebug(enable);
    232             if (debug_type != IQService::DEBUG_ALL)
    233                 break;
    234         case IQService::DEBUG_VSYNC:
    235             ctx->vstate.debug = enable;
    236             if (debug_type != IQService::DEBUG_ALL)
    237                 break;
    238         case IQService::DEBUG_VD:
    239             HWCVirtualVDS::dynamicDebug(enable);
    240             if (debug_type != IQService::DEBUG_ALL)
    241                 break;
    242         case IQService::DEBUG_PIPE_LIFECYCLE:
    243             Overlay::debugPipeLifecycle(enable);
    244             if (debug_type != IQService::DEBUG_ALL)
    245                 break;
    246     }
    247 }
    248 
    249 static void setIdleTimeout(hwc_context_t* ctx, const Parcel* inParcel) {
    250     uint32_t timeout = (uint32_t)inParcel->readInt32();
    251     ALOGD("%s :%u ms", __FUNCTION__, timeout);
    252     Locker::Autolock _sl(ctx->mDrawLock);
    253     MDPComp::setIdleTimeout(timeout);
    254 }
    255 
    256 static void configureDynRefreshRate(hwc_context_t* ctx,
    257                                     const Parcel* inParcel) {
    258     uint32_t op = (uint32_t)inParcel->readInt32();
    259     uint32_t refresh_rate = (uint32_t)inParcel->readInt32();
    260     MDPVersion& mdpHw = MDPVersion::getInstance();
    261     uint32_t dpy = HWC_DISPLAY_PRIMARY;
    262 
    263     if(mdpHw.isDynFpsSupported()) {
    264         Locker::Autolock _sl(ctx->mDrawLock);
    265 
    266         switch (op) {
    267         case DISABLE_METADATA_DYN_REFRESH_RATE:
    268             ctx->mUseMetaDataRefreshRate = false;
    269             setRefreshRate(ctx, dpy, ctx->dpyAttr[dpy].refreshRate);
    270             break;
    271         case ENABLE_METADATA_DYN_REFRESH_RATE:
    272             ctx->mUseMetaDataRefreshRate = true;
    273             setRefreshRate(ctx, dpy, ctx->dpyAttr[dpy].refreshRate);
    274             break;
    275         case SET_BINDER_DYN_REFRESH_RATE:
    276             if(ctx->mUseMetaDataRefreshRate)
    277                 ALOGW("%s: Ignoring binder request to change refresh-rate",
    278                       __FUNCTION__);
    279             else {
    280                 uint32_t rate = roundOff(refresh_rate);
    281                 if((rate >= mdpHw.getMinFpsSupported() &&
    282                     rate <= mdpHw.getMaxFpsSupported())) {
    283                     setRefreshRate(ctx, dpy, rate);
    284                 } else {
    285                     ALOGE("%s: Requested refresh-rate should be between \
    286                           (%d) and (%d). Given (%d)", __FUNCTION__,
    287                           mdpHw.getMinFpsSupported(),
    288                           mdpHw.getMaxFpsSupported(), rate);
    289                 }
    290             }
    291             break;
    292         default:
    293             ALOGE("%s: Invalid op %d",__FUNCTION__,op);
    294         }
    295     }
    296 }
    297 
    298 static status_t setPartialUpdateState(hwc_context_t *ctx, uint32_t state) {
    299     ALOGD("%s: state: %d", __FUNCTION__, state);
    300     switch(state) {
    301         case IQService::PREF_PARTIAL_UPDATE:
    302             if(qhwc::MDPComp::setPartialUpdatePref(ctx, true) < 0)
    303                 return NO_INIT;
    304             return NO_ERROR;
    305         case IQService::PREF_POST_PROCESSING:
    306             if(qhwc::MDPComp::setPartialUpdatePref(ctx, false) < 0)
    307                 return NO_INIT;
    308             qhwc::MDPComp::enablePartialUpdate(false);
    309             return NO_ERROR;
    310         case IQService::ENABLE_PARTIAL_UPDATE:
    311             qhwc::MDPComp::enablePartialUpdate(true);
    312             return NO_ERROR;
    313         default:
    314             ALOGE("%s: Invalid state", __FUNCTION__);
    315             return NO_ERROR;
    316     };
    317 }
    318 
    319 static void toggleScreenUpdate(hwc_context_t* ctx, uint32_t on) {
    320     ALOGD("%s: toggle update: %d", __FUNCTION__, on);
    321     if (on == 0) {
    322         ctx->mDrawLock.lock();
    323         ctx->dpyAttr[HWC_DISPLAY_PRIMARY].isPause = true;
    324         ctx->mOverlay->configBegin();
    325         ctx->mOverlay->configDone();
    326         ctx->mRotMgr->clear();
    327         if(!Overlay::displayCommit(ctx->dpyAttr[0].fd)) {
    328             ALOGE("%s: Display commit failed", __FUNCTION__);
    329         }
    330         ctx->mDrawLock.unlock();
    331     } else {
    332         ctx->mDrawLock.lock();
    333         ctx->dpyAttr[HWC_DISPLAY_PRIMARY].isPause = false;
    334         ctx->mDrawLock.unlock();
    335         ctx->proc->invalidate(ctx->proc);
    336     }
    337 }
    338 
    339 status_t QClient::notifyCallback(uint32_t command, const Parcel* inParcel,
    340         Parcel* outParcel) {
    341     status_t ret = NO_ERROR;
    342 
    343     switch(command) {
    344         case IQService::SECURING:
    345             securing(mHwcContext, inParcel->readInt32());
    346             break;
    347         case IQService::UNSECURING:
    348             unsecuring(mHwcContext, inParcel->readInt32());
    349             break;
    350         case IQService::SCREEN_REFRESH:
    351             return screenRefresh(mHwcContext);
    352             break;
    353         case IQService::EXTERNAL_ORIENTATION:
    354             setExtOrientation(mHwcContext, inParcel->readInt32());
    355             break;
    356         case IQService::BUFFER_MIRRORMODE:
    357             setBufferMirrorMode(mHwcContext, inParcel->readInt32());
    358             break;
    359         case IQService::GET_DISPLAY_VISIBLE_REGION:
    360             ret = getDisplayVisibleRegion(mHwcContext, inParcel->readInt32(),
    361                                     outParcel);
    362             break;
    363         case IQService::CHECK_EXTERNAL_STATUS:
    364             isExternalConnected(mHwcContext, outParcel);
    365             break;
    366         case IQService::GET_DISPLAY_ATTRIBUTES:
    367             getDisplayAttributes(mHwcContext, inParcel, outParcel);
    368             break;
    369         case IQService::SET_HSIC_DATA:
    370             setHSIC(inParcel);
    371             break;
    372         case IQService::SET_SECONDARY_DISPLAY_STATUS:
    373             setSecondaryDisplayStatus(mHwcContext, inParcel);
    374             break;
    375         case IQService::SET_VIEW_FRAME:
    376             setViewFrame(mHwcContext, inParcel);
    377             break;
    378         case IQService::DYNAMIC_DEBUG:
    379             toggleDynamicDebug(mHwcContext, inParcel);
    380             break;
    381         case IQService::SET_IDLE_TIMEOUT:
    382             setIdleTimeout(mHwcContext, inParcel);
    383             break;
    384         case IQService::SET_PARTIAL_UPDATE:
    385             ret = setPartialUpdateState(mHwcContext, inParcel->readInt32());
    386             break;
    387         case IQService::CONFIGURE_DYN_REFRESH_RATE:
    388             configureDynRefreshRate(mHwcContext, inParcel);
    389         case IQService::QDCM_SVC_CMDS:
    390             qdcmCmdsHandler(mHwcContext, inParcel, outParcel);
    391             break;
    392         case IQService::TOGGLE_SCREEN_UPDATE:
    393             toggleScreenUpdate(mHwcContext, inParcel->readInt32());
    394             break;
    395         default:
    396             ret = NO_ERROR;
    397     }
    398     return ret;
    399 }
    400 
    401 }
    402