Merge "cameraserver: filter out non-HAL3 devices from HIDL addListener."
diff --git a/services/camera/libcameraservice/CameraService.cpp b/services/camera/libcameraservice/CameraService.cpp
index 55bc4fb..c10adbb 100644
--- a/services/camera/libcameraservice/CameraService.cpp
+++ b/services/camera/libcameraservice/CameraService.cpp
@@ -3448,10 +3448,21 @@
ALOGE("%s: Invalid camera id %s, skipping", __FUNCTION__, cameraId.string());
return;
}
-
+ bool supportsHAL3 = false;
+ // supportsCameraApi also holds mInterfaceMutex, we can't call it in the
+ // HIDL onStatusChanged wrapper call (we'll hold mStatusListenerLock and
+ // mInterfaceMutex together, which can lead to deadlocks)
+ binder::Status sRet =
+ supportsCameraApi(String16(cameraId), hardware::ICameraService::API_VERSION_2,
+ &supportsHAL3);
+ if (!sRet.isOk()) {
+ ALOGW("%s: Failed to determine if device supports HAL3 %s, supportsCameraApi call failed",
+ __FUNCTION__, cameraId.string());
+ return;
+ }
// Update the status for this camera state, then send the onStatusChangedCallbacks to each
// of the listeners with both the mStatusStatus and mStatusListenerLock held
- state->updateStatus(status, cameraId, rejectSourceStates, [this, &deviceKind]
+ state->updateStatus(status, cameraId, rejectSourceStates, [this, &deviceKind, &supportsHAL3]
(const String8& cameraId, StatusInternal status) {
if (status != StatusInternal::ENUMERATING) {
@@ -3473,9 +3484,11 @@
Mutex::Autolock lock(mStatusListenerLock);
for (auto& listener : mListenerList) {
- if (shouldSkipStatusUpdates(deviceKind, listener->isVendorListener(),
- listener->getListenerPid(), listener->getListenerUid())) {
- ALOGV("Skipping camera discovery callback for system-only camera %s",
+ bool isVendorListener = listener->isVendorListener();
+ if (shouldSkipStatusUpdates(deviceKind, isVendorListener,
+ listener->getListenerPid(), listener->getListenerUid()) ||
+ (isVendorListener && !supportsHAL3)) {
+ ALOGV("Skipping discovery callback for system-only camera/HAL1 device %s",
cameraId.c_str());
continue;
}
diff --git a/services/camera/libcameraservice/hidl/HidlCameraService.cpp b/services/camera/libcameraservice/hidl/HidlCameraService.cpp
index 74cfe42..1daa035 100644
--- a/services/camera/libcameraservice/hidl/HidlCameraService.cpp
+++ b/services/camera/libcameraservice/hidl/HidlCameraService.cpp
@@ -191,6 +191,14 @@
_hidl_cb(status, {});
return Void();
}
+ cameraStatusAndIds.erase(std::remove_if(cameraStatusAndIds.begin(), cameraStatusAndIds.end(),
+ [this](const hardware::CameraStatus& s) {
+ bool supportsHAL3 = false;
+ binder::Status sRet =
+ mAidlICameraService->supportsCameraApi(String16(s.cameraId),
+ hardware::ICameraService::API_VERSION_2, &supportsHAL3);
+ return !sRet.isOk() || !supportsHAL3;
+ }), cameraStatusAndIds.end());
hidl_vec<HCameraStatusAndId> hCameraStatusAndIds;
//Convert cameraStatusAndIds to HIDL and call callback
convertToHidl(cameraStatusAndIds, &hCameraStatusAndIds);