diff --git a/powerstats/service.cpp b/powerstats/service.cpp index 971fd8f..34e5cbc 100644 --- a/powerstats/service.cpp +++ b/powerstats/service.cpp @@ -36,17 +36,24 @@ using aidl::android::hardware::power::stats::PowerStatsEnergyConsumer; void addDisplay(std::shared_ptr p) { // Add display residency stats - std::vector states = { - "Off", - "LP: 1080x2400@30", - "On: 1080x2400@60", - "On: 1080x2400@90", - "HBM: 1080x2400@60", - "HBM: 1080x2400@90"}; + struct stat buffer; + if (!stat("/sys/class/drm/card0/device/primary-panel/time_in_state", &buffer)) { + // time_in_state exists + addDisplayMrr(p); + } else { + // time_in_state doesn't exist + std::vector states = { + "Off", + "LP: 1080x2400@30", + "On: 1080x2400@60", + "On: 1080x2400@90", + "HBM: 1080x2400@60", + "HBM: 1080x2400@90"}; - p->addStateResidencyDataProvider(std::make_unique("Display", - "/sys/class/backlight/panel0-backlight/state", - states)); + p->addStateResidencyDataProvider(std::make_unique("Display", + "/sys/class/backlight/panel0-backlight/state", + states)); + } // Add display energy consumer p->addEnergyConsumer(PowerStatsEnergyConsumer::createMeterAndEntityConsumer(p,