commit 4197ba02083a3e395e84e6e06baf6e40d330c1ca
author TreeHugger Robot <treehugger-gerrit@google.com> Tue May 23 00:25:30 2017 +0000
committer Android (Google) Code Review <android-gerrit@google.com> Tue May 23 00:25:30 2017 +0000
tree aa426bdb83bb6d2dac276d84c42a897da1a88464
parent daa038e99914fa44de001d907183ef37727a0dc7
parent c802e09390844e0129ca30843b9e25e7ae33cc11

Merge "wifi(vts): Add retry for HAL start" into oc-dev

wifi/1.0/vts/functional/wifi_hidl_test_utils.cpp

diff --git a/wifi/1.0/vts/functional/wifi_hidl_test_utils.cpp b/wifi/1.0/vts/functional/wifi_hidl_test_utils.cpp
index fefbd79..e4382bc 100644
--- a/wifi/1.0/vts/functional/wifi_hidl_test_utils.cpp
+++ b/wifi/1.0/vts/functional/wifi_hidl_test_utils.cpp
@@ -36,6 +36,9 @@
 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 @@
     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);