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Commit 02c759f1 authored by Roshan Pius's avatar Roshan Pius Committed by android-build-merger
Browse files

wifi: Changes to WifiLegacy Hal am: 511cc493 

am: d09ad0c3

Change-Id: Ie8971f38d7e8f44a7405fbd2760dcbd63f0fe817
parents 1f61ab5b d09ad0c3

wifi/1.0/default/wifi.cpp

+4 −2
Original line number Diff line number Diff line
@@ -99,7 +99,8 @@ WifiStatus Wifi::startInternal() { 
  LOG(INFO) << "Starting HAL";

  wifi_error legacy_status = legacy_hal_->start();

  if (legacy_status != WIFI_SUCCESS) {

    LOG(ERROR) << "Failed to start Wifi HAL";

    LOG(ERROR) << "Failed to start Wifi HAL: "

               << legacyErrorToString(legacy_status);

    return createWifiStatusFromLegacyError(legacy_status,

                                           "Failed to start HAL");

  }
@@ -139,7 +140,8 @@ WifiStatus Wifi::stopInternal() { 
  };

  wifi_error legacy_status = legacy_hal_->stop(on_complete_callback_);

  if (legacy_status != WIFI_SUCCESS) {

    LOG(ERROR) << "Failed to stop Wifi HAL";

    LOG(ERROR) << "Failed to stop Wifi HAL: "

               << legacyErrorToString(legacy_status);

    WifiStatus wifi_status =

        createWifiStatusFromLegacyError(legacy_status, "Failed to stop HAL");

    for (const auto& callback : event_callbacks_) {

wifi/1.0/default/wifi_legacy_hal.cpp

+14 −11
Original line number Diff line number Diff line
@@ -17,7 +17,6 @@ 
#include <array>



#include "wifi_legacy_hal.h"

#include "wifi_status_util.h"



#include <android-base/logging.h>

#include <cutils/properties.h>
@@ -25,6 +24,8 @@ 
#include <wifi_system/interface_tool.h>



namespace {

static constexpr uint32_t kMaxVersionStringLength = 256;



// Legacy HAL functions accept "C" style function pointers, so use global

// functions to pass to the legacy HAL function and store the corresponding

// std::function methods to be invoked.
@@ -58,9 +59,6 @@ namespace hardware { 
namespace wifi {

namespace V1_0 {

namespace implementation {



const uint32_t WifiLegacyHal::kMaxVersionStringLength = 256;



WifiLegacyHal::WifiLegacyHal()

    : global_handle_(nullptr),

      wlan_interface_handle_(nullptr),
@@ -104,9 +102,9 @@ wifi_error WifiLegacyHal::stop( 
  on_stop_complete_internal_callback = [&](wifi_handle handle) {

    CHECK_EQ(global_handle_, handle) << "Handle mismatch";

    on_stop_complete_user_callback();

    global_handle_ = nullptr;

    wlan_interface_handle_ = nullptr;

    on_stop_complete_internal_callback = nullptr;

    // Invalidate all the internal pointers now that the HAL is

    // stopped.

    invalidate();

  };

  awaiting_event_loop_termination_ = true;

  global_func_table_.wifi_cleanup(global_handle_, onStopComplete);
@@ -191,8 +189,7 @@ wifi_error WifiLegacyHal::retrieveWlanInterfaceHandle() { 
  wifi_error status = global_func_table_.wifi_get_ifaces(

      global_handle_, &num_iface_handles, &iface_handles);

  if (status != WIFI_SUCCESS) {

    LOG(ERROR) << "Failed to enumerate interface handles: "

               << legacyErrorToString(status);

    LOG(ERROR) << "Failed to enumerate interface handles";

    return status;

  }

  for (int i = 0; i < num_iface_handles; ++i) {
@@ -201,8 +198,7 @@ wifi_error WifiLegacyHal::retrieveWlanInterfaceHandle() { 
    status = global_func_table_.wifi_get_iface_name(

        iface_handles[i], current_ifname.data(), current_ifname.size());

    if (status != WIFI_SUCCESS) {

      LOG(WARNING) << "Failed to get interface handle name: "

                   << legacyErrorToString(status);

      LOG(WARNING) << "Failed to get interface handle name";

      continue;

    }

    if (ifname_to_find == current_ifname.data()) {
@@ -225,6 +221,13 @@ void WifiLegacyHal::runEventLoop() { 
  if_tool.SetWifiUpState(false);

}



void WifiLegacyHal::invalidate() {

  global_handle_ = nullptr;

  wlan_interface_handle_ = nullptr;

  on_stop_complete_internal_callback = nullptr;

  on_driver_memory_dump_internal_callback = nullptr;

  on_firmware_memory_dump_internal_callback = nullptr;

}

}  // namespace implementation

}  // namespace V1_0

}  // namespace wifi

wifi/1.0/default/wifi_legacy_hal.h

+1 −2
Original line number Diff line number Diff line
@@ -53,12 +53,11 @@ class WifiLegacyHal { 
  std::pair<wifi_error, std::vector<uint8_t>> requestFirmwareMemoryDump();



 private:

  static const uint32_t kMaxVersionStringLength;



  // Retrieve the interface handle to be used for the "wlan" interface.

  wifi_error retrieveWlanInterfaceHandle();

  // Run the legacy HAL event loop thread.

  void runEventLoop();

  void invalidate();



  // Event loop thread used by legacy HAL.

  std::thread event_loop_thread_;