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authorYifan Hong <elsk@google.com>2021-12-07 19:18:07 +0100
committerGerrit Code Review <noreply-gerritcodereview@google.com>2021-12-07 19:18:07 +0100
commitd33b067f047c62aeb6033d8b118897bdbf02cb73 (patch)
tree9137ea7ba99d398009585c83d54db14298e0be09
parentMerge "Add erofs tools in recovery mode" (diff)
parentGetBatteryInfo() also reads AIDL health HAL. (diff)
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Diffstat (limited to '')
-rw-r--r--Android.bp1
-rw-r--r--minadbd/Android.bp2
-rw-r--r--recovery_utils/Android.bp12
-rw-r--r--recovery_utils/battery_utils.cpp73
-rw-r--r--tests/Android.bp7
5 files changed, 67 insertions, 28 deletions
diff --git a/Android.bp b/Android.bp
index 52de77038..bd9570500 100644
--- a/Android.bp
+++ b/Android.bp
@@ -157,6 +157,7 @@ cc_binary {
],
shared_libs: [
+ "android.hardware.health-V1-ndk", // from librecovery_utils
"librecovery_ui",
],
diff --git a/minadbd/Android.bp b/minadbd/Android.bp
index 2bcfece40..9d3f7334a 100644
--- a/minadbd/Android.bp
+++ b/minadbd/Android.bp
@@ -97,6 +97,7 @@ cc_binary {
],
shared_libs: [
+ "android.hardware.health-V1-ndk", // from librecovery_utils
"libbase",
"libcrypto",
],
@@ -128,6 +129,7 @@ cc_test {
],
static_libs: [
+ "android.hardware.health-V1-ndk", // from librecovery_utils
"libminadbd_services",
"libfusesideload",
"librecovery_utils",
diff --git a/recovery_utils/Android.bp b/recovery_utils/Android.bp
index e0e9ec058..9bd66c5d9 100644
--- a/recovery_utils/Android.bp
+++ b/recovery_utils/Android.bp
@@ -31,6 +31,7 @@ cc_defaults {
shared_libs: [
"android.hardware.health@2.0",
"libbase",
+ "libbinder_ndk",
"libext4_utils",
"libfs_mgr",
"libhidlbase",
@@ -42,8 +43,10 @@ cc_defaults {
"libotautil",
// External dependencies.
+ "android.hardware.health-translate-ndk",
"libfstab",
"libhealthhalutils",
+ "libhealthshim",
],
}
@@ -70,6 +73,15 @@ cc_library_static {
"libvold_headers",
],
+ shared_libs: [
+ // The following cannot be placed in librecovery_utils_defaults,
+ // because at the time of writing, android.hardware.health-V1-ndk.so
+ // is not installed to the system image yet. (It is installed
+ // to the recovery ramdisk.) Hence, minadbd_test must link to it
+ // statically.
+ "android.hardware.health-V1-ndk",
+ ],
+
export_include_dirs: [
"include",
],
diff --git a/recovery_utils/battery_utils.cpp b/recovery_utils/battery_utils.cpp
index 323f52537..6b126bdf3 100644
--- a/recovery_utils/battery_utils.cpp
+++ b/recovery_utils/battery_utils.cpp
@@ -20,59 +20,74 @@
#include <unistd.h>
#include <android-base/logging.h>
+#include <android/binder_manager.h>
+#include <health-shim/shim.h>
#include <healthhalutils/HealthHalUtils.h>
BatteryInfo GetBatteryInfo() {
- using android::hardware::health::V1_0::BatteryStatus;
using android::hardware::health::V2_0::get_health_service;
- using android::hardware::health::V2_0::IHealth;
- using android::hardware::health::V2_0::Result;
- using android::hardware::health::V2_0::toString;
+ using HidlHealth = android::hardware::health::V2_0::IHealth;
+ using aidl::android::hardware::health::BatteryStatus;
+ using aidl::android::hardware::health::HealthShim;
+ using aidl::android::hardware::health::IHealth;
+ using aidl::android::hardware::health::toString;
+ using std::string_literals::operator""s;
- android::sp<IHealth> health = get_health_service();
+ auto service_name = IHealth::descriptor + "/default"s;
+ std::shared_ptr<IHealth> health;
+ if (AServiceManager_isDeclared(service_name.c_str())) {
+ ndk::SpAIBinder binder(AServiceManager_waitForService(service_name.c_str()));
+ health = IHealth::fromBinder(binder);
+ }
+ if (health == nullptr) {
+ LOG(INFO) << "Unable to get AIDL health service, trying HIDL...";
+ android::sp<HidlHealth> hidl_health = get_health_service();
+ if (hidl_health != nullptr) {
+ health = ndk::SharedRefBase::make<HealthShim>(hidl_health);
+ }
+ }
+ if (health == nullptr) {
+ LOG(WARNING) << "No health implementation is found; assuming defaults";
+ }
int wait_second = 0;
while (true) {
auto charge_status = BatteryStatus::UNKNOWN;
-
- if (health == nullptr) {
- LOG(WARNING) << "No health implementation is found; assuming defaults";
- } else {
- health
- ->getChargeStatus([&charge_status](auto res, auto out_status) {
- if (res == Result::SUCCESS) {
- charge_status = out_status;
- }
- })
- .isOk(); // should not have transport error
+ if (health != nullptr) {
+ auto res = health->getChargeStatus(&charge_status);
+ if (!res.isOk()) {
+ LOG(WARNING) << "Unable to call getChargeStatus: " << res.getDescription();
+ charge_status = BatteryStatus::UNKNOWN;
+ }
}
- // Treat unknown status as on charger. See hardware/interfaces/health/1.0/types.hal for the
- // meaning of the return values.
+ // Treat unknown status as on charger. See hardware/interfaces/health/aidl/BatteryStatus.aidl
+ // for the meaning of the return values.
bool charging = (charge_status != BatteryStatus::DISCHARGING &&
charge_status != BatteryStatus::NOT_CHARGING);
- Result res = Result::UNKNOWN;
int32_t capacity = INT32_MIN;
if (health != nullptr) {
- health
- ->getCapacity([&res, &capacity](auto out_res, auto out_capacity) {
- res = out_res;
- capacity = out_capacity;
- })
- .isOk(); // should not have transport error
+ auto res = health->getCapacity(&capacity);
+ if (!res.isOk()) {
+ LOG(WARNING) << "Unable to call getCapacity: " << res.getDescription();
+ capacity = INT32_MIN;
+ }
}
LOG(INFO) << "charge_status " << toString(charge_status) << ", charging " << charging
- << ", status " << toString(res) << ", capacity " << capacity;
+ << ", capacity " << capacity;
constexpr int BATTERY_READ_TIMEOUT_IN_SEC = 10;
// At startup, the battery drivers in devices like N5X/N6P take some time to load
// the battery profile. Before the load finishes, it reports value 50 as a fake
// capacity. BATTERY_READ_TIMEOUT_IN_SEC is set that the battery drivers are expected
// to finish loading the battery profile earlier than 10 seconds after kernel startup.
- if (res == Result::SUCCESS && capacity == 50) {
+ if (capacity == 50) {
if (wait_second < BATTERY_READ_TIMEOUT_IN_SEC) {
+ LOG(INFO) << "Battery capacity == 50, waiting "
+ << (BATTERY_READ_TIMEOUT_IN_SEC - wait_second)
+ << " seconds to ensure this is not a fake value...";
sleep(1);
wait_second++;
continue;
@@ -80,10 +95,12 @@ BatteryInfo GetBatteryInfo() {
}
// If we can't read battery percentage, it may be a device without battery. In this
// situation, use 100 as a fake battery percentage.
- if (res != Result::SUCCESS) {
+ if (capacity == INT32_MIN) {
+ LOG(WARNING) << "Using fake battery capacity 100.";
capacity = 100;
}
+ LOG(INFO) << "GetBatteryInfo() reporting charging " << charging << ", capacity " << capacity;
return BatteryInfo{ charging, capacity };
}
}
diff --git a/tests/Android.bp b/tests/Android.bp
index 5ef4d58c0..7f00adcd4 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -138,7 +138,14 @@ cc_test {
"unit/*.cpp",
],
+ shared_libs: [
+ "libbinder_ndk",
+ ],
+
static_libs: libapplypatch_static_libs + librecovery_static_libs + [
+ "android.hardware.health-translate-ndk",
+ "android.hardware.health-V1-ndk",
+ "libhealthshim",
"librecovery_ui",
"libfusesideload",
"libminui",