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[DO NOT MERGE]lights: Add golden calibration support

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The units should deploy the golden calibration data
in either case of replacement of MLB or CG.

Bug: 264023021
Change-Id: Idb670bfefb3585ee1413e16c3e07d4d818f3f9ab
Signed-off-by: Chungjui Fan <chungjuifan@google.com>
This commit is contained in:
Chungjui Fan 2022-12-30 11:53:55 +00:00 • committed by CJ Fan
parent 07cf53f429
commit bfcd6be0c5
7 changed files with 92 additions and 9 deletions
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46
lights/Lights.cpp
View file

@ -15,6 +15,7 @@
*/
#include <aidl/android/hardware/light/BnLights.h>
#include <aidl/com/google/hardware/pixel/display/IDisplay.h>
#include <android-base/logging.h>
#include <android/binder_manager.h>
#include <android/binder_process.h>
@ -29,6 +30,10 @@ using ::aidl::android::hardware::light::ILights;
using ::aidl::android::hardware::light::LightType;
using ::ndk::ScopedAStatus;
using ::ndk::SharedRefBase;
using ::ndk::SpAIBinder;
using aidl::com::google::hardware::pixel::display::IDisplay;
using PanelCalibrationStatus = aidl::com::google::hardware::pixel::display::PanelCalibrationStatus;
static pthread_mutex_t g_lock = PTHREAD_MUTEX_INITIALIZER;
@ -79,10 +84,34 @@ static int sys_write_int(int fd, int value) {
return amount == -1 ? -errno : 0;
}
static SpAIBinder WaitForDisplayService() {
LOG(INFO) << "waiting for display service to appear";
static std::mutex svc_mutex;
static SpAIBinder svc;
std::unique_lock<std::mutex> l(svc_mutex);
uint8_t retrycount = 0;
if (svc != nullptr && AIBinder_isAlive(svc.get())) return svc;
while (true && retrycount < 20) {
svc = SpAIBinder(AServiceManager_waitForService(
"com.google.hardware.pixel.display.IDisplay/default"));
if (svc != nullptr) {
LOG(INFO) << "A wild display service has appeared!";
return svc;
}
retrycount++;
sleep(2);
}
LOG(ERROR) << "Failed to get the display service";
return NULL;
}
class Lights : public BnLights {
private:
std::vector<HwLight> availableLights;
LedLutCalibrator calibrator;
LedLutCalibrator *calibrator;
void addLight(LightType const type, int const ordinal) {
HwLight light{};
@ -117,12 +146,18 @@ class Lights : public BnLights {
addLight(LightType::MICROPHONE, 0);
addLight(LightType::CAMERA, 0);
SpAIBinder display_service = WaitForDisplayService();
auto ser = IDisplay::fromBinder(display_service);
PanelCalibrationStatus cal;
ser->getPanelCalibrationStatus(&cal);
calibrator = new LedLutCalibrator(cal);
int cal_color = 0;
cal_color = calibrator.GetByColorIntensity("green", MODE_DAY);
cal_color = calibrator->GetByColorIntensity("green", MODE_DAY);
if (cal_color >= 0) {
pwmIds[0].pwm = cal_color;
}
cal_color = calibrator.GetByColorIntensity("green", MODE_NIGHT);
cal_color = calibrator->GetByColorIntensity("green", MODE_NIGHT);
if (cal_color >= 0) {
pwmIds[1].pwm = cal_color << 1;
pwmIds[2].pwm = cal_color;
@ -166,6 +201,11 @@ class Lights : public BnLights {
int main() {
ABinderProcess_setThreadPoolMaxThreadCount(0);
SpAIBinder display_service = WaitForDisplayService();
if (display_service == nullptr) {
return -1;
}
std::shared_ptr<Lights> light = SharedRefBase::make<Lights>();
const std::string instance = std::string() + ILights::descriptor + "/default";