1) SF-DM Generalization of Refresh Rates: Adding a call to set Refresh Rate Range

Adding connection between Display manager and Surface flinger when the
refresh rate change. Additional work in SF in follow up CLs.

Test: Change settings and observe logs for now.
Bug: 142507213
Change-Id: Id9f9672d9f46b4d3590235e46ee4b3d0b5a37e6b

1 files changed, 18 insertions, 0 deletions

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index ec15bad456..73eaa360ef 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -4378,6 +4378,7 @@ status_t SurfaceFlinger::CheckTransactCodeCredentials(uint32_t code) {
         case SET_ACTIVE_CONFIG:
         case SET_ALLOWED_DISPLAY_CONFIGS:
         case GET_ALLOWED_DISPLAY_CONFIGS:
+        case SET_DESIRED_DISPLAY_CONFIG_SPECS:
         case SET_ACTIVE_COLOR_MODE:
         case INJECT_VSYNC:
         case SET_POWER_MODE:
@@ -5471,6 +5472,23 @@ status_t SurfaceFlinger::getAllowedDisplayConfigs(const sp<IBinder>& displayToke
     return NO_ERROR;
 }
 
+status_t SurfaceFlinger::setDesiredDisplayConfigSpecs(const sp<IBinder>& displayToken,
+                                                      int32_t defaultModeId, float minRefreshRate,
+                                                      float maxRefreshRate) {
+    ATRACE_CALL();
+
+    if (!displayToken) {
+        return BAD_VALUE;
+    }
+
+    ALOGD("setDesiredDisplayConfigSpecs: defaultId: %d min: %.f max: %.f", defaultModeId,
+          minRefreshRate, maxRefreshRate);
+    // TODO(b/142507213): In order to minimize the changelist size, this is going to be implemented
+    // in the follow up CL.
+
+    return NO_ERROR;
+}
+
 void SurfaceFlinger::SetInputWindowsListener::onSetInputWindowsFinished() {
     mFlinger->setInputWindowsFinished();
 }