commit ad4954404acca67915ee9d607df985fcab16f705
author Naseer Ahmed <naseer@codeaurora.org> Mon Jun 27 14:59:18 2016 -0400
committer Naseer Ahmed <naseer@codeaurora.org> Tue Jun 28 11:53:19 2016 -0400
tree 46d6bf427d56a38c01d5c4aad0c8990e0f8c6e69
parent eae281276026f88b82a3498104e5d75b4b083fb2

hwc2: Add binder command to switch modes

Use adb shell service call display.qservice 34 i32 <disp> i32 <mode>
to switch the display mode. Only valid modes in graphics.h that are
enumerated in the calibration XML will work
Change-Id: I450ea6b8ba8001d8458ea8503098f7056ff958cf
CRs-Fixed: 1034841

libqservice/IQService.h

diff --git a/libqservice/IQService.h b/libqservice/IQService.h
index 49467db..d25a06d 100644
--- a/libqservice/IQService.h
+++ b/libqservice/IQService.h
@@ -73,6 +73,7 @@
         MIN_HDCP_ENCRYPTION_LEVEL_CHANGED = 31,
         GET_BW_TRANSACTION_STATUS = 32, //Client can query BW transaction status.
         SET_LAYER_MIXER_RESOLUTION = 33, // Enables client to set layer mixer resolution.
+        SET_COLOR_MODE = 34, // Overrides the QDCM mode on the display
         COMMAND_LIST_END = 400,
     };
 

sdm/libs/hwc2/hwc_session.cpp

diff --git a/sdm/libs/hwc2/hwc_session.cpp b/sdm/libs/hwc2/hwc_session.cpp
index bc186ad..91e57c5 100644
--- a/sdm/libs/hwc2/hwc_session.cpp
+++ b/sdm/libs/hwc2/hwc_session.cpp
@@ -845,9 +845,13 @@
       status = GetBWTransactionStatus(input_parcel, output_parcel);
       break;
 
-  case qService::IQService::SET_LAYER_MIXER_RESOLUTION:
-    status = SetMixerResolution(input_parcel);
-    break;
+    case qService::IQService::SET_LAYER_MIXER_RESOLUTION:
+      status = SetMixerResolution(input_parcel);
+      break;
+
+    case qService::IQService::SET_COLOR_MODE:
+      status = SetColorModeOverride(input_parcel);
+      break;
 
     default:
       DLOGW("QService command = %d is not supported", command);
@@ -1212,6 +1216,16 @@
   return 0;
 }
 
+android::status_t HWCSession::SetColorModeOverride(const android::Parcel *input_parcel) {
+  auto display = static_cast<hwc2_display_t >(input_parcel->readInt32());
+  auto mode = static_cast<android_color_mode_t>(input_parcel->readInt32());
+  auto device = static_cast<hwc2_device_t *>(this);
+  auto err = CallDisplayFunction(device, display, &HWCDisplay::SetColorMode, mode);
+  if (err != HWC2_ERROR_NONE)
+    return -EINVAL;
+  return 0;
+}
+
 void HWCSession::DynamicDebug(const android::Parcel *input_parcel) {
   int type = input_parcel->readInt32();
   bool enable = (input_parcel->readInt32() > 0);

sdm/libs/hwc2/hwc_session.h

diff --git a/sdm/libs/hwc2/hwc_session.h b/sdm/libs/hwc2/hwc_session.h
index 145f51c..6af9da5 100644
--- a/sdm/libs/hwc2/hwc_session.h
+++ b/sdm/libs/hwc2/hwc_session.h
@@ -166,6 +166,8 @@
                                            android::Parcel *output_parcel);
   android::status_t SetMixerResolution(const android::Parcel *input_parcel);
 
+  android::status_t SetColorModeOverride(const android::Parcel *input_parcel);
+
   static Locker locker_;
   CoreInterface *core_intf_ = NULL;
   HWCDisplay *hwc_display_[HWC_NUM_DISPLAY_TYPES] = {NULL};