tequilaOS/platform_hardware_interfaces
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wifi(vts): Add retry for HAL start

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Port of the retry logic added in HalDeviceManager for temporary IWifi.start()
failures when invoked immediately after IWifi.stop().

Bug: 38342536
Test: Run VTS tests
Change-Id: Ie58a08c45979bafa0c61fa1c8536a2c0a0cd8ed9
This commit is contained in:
Roshan Pius 2017-05-22 14:16:06 -07:00
parent 76cfb84140
commit c802e09390
1 changed files with 12 additions and 1 deletions
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13
wifi/1.0/vts/functional/wifi_hidl_test_utils.cpp
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@ -36,6 +36,9 @@ using ::android::hardware::hidl_string;
using ::android::hardware::hidl_vec;
namespace {
constexpr uint32_t kHalStartRetryMaxCount = 5;
constexpr uint32_t kHalStartRetryIntervalInMs = 2;
bool findAnyModeSupportingIfaceType(
IfaceType desired_type, const std::vector<IWifiChip::ChipMode>& modes,
ChipModeId* mode_id) {
@ -92,7 +95,15 @@ sp<IWifiChip> getWifiChip() {
if (!wifi.get()) {
return nullptr;
}
if (HIDL_INVOKE(wifi, start).code != WifiStatusCode::SUCCESS) {
uint32_t retry_count = 0;
auto status = HIDL_INVOKE(wifi, start);
while (retry_count < kHalStartRetryMaxCount &&
status.code == WifiStatusCode::ERROR_NOT_AVAILABLE) {
retry_count++;
usleep(kHalStartRetryIntervalInMs * 1000);
status = HIDL_INVOKE(wifi, start);
}
if (status.code != WifiStatusCode::SUCCESS) {
return nullptr;
}
const auto& status_and_chip_ids = HIDL_INVOKE(wifi, getChipIds);