From cca51e5095a8f4ce69fccd189ed0ddbcd5d0ae5b Mon Sep 17 00:00:00 2001
From: lesl <lesl@google.com>
Date: Wed, 11 Mar 2020 19:24:59 +0800
Subject: wifi: fix setChannel doesn't work when ACS enable

Bug: 151204145
Test: atest frameworks/opt/net/wifi/tests/wifitests/
Change-Id: Ide4b134cf4001868e533fdad6483e987e191b6f8
---
 service/java/com/android/server/wifi/HostapdHal.java | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

(limited to 'service')

diff --git a/service/java/com/android/server/wifi/HostapdHal.java b/service/java/com/android/server/wifi/HostapdHal.java
index e6f797796..418fde66f 100644
--- a/service/java/com/android/server/wifi/HostapdHal.java
+++ b/service/java/com/android/server/wifi/HostapdHal.java
@@ -420,19 +420,15 @@ public class HostapdHal {
                     mContext.getResources().getBoolean(
                             R.bool.config_wifi_softap_ieee80211ac_supported);
             int band;
-            if (mForceApChannel) {
-                ifaceParams.channelParams.enableAcs = false;
-                ifaceParams.channelParams.channel = mForcedApChannel;
-                band = mForcedApBand;
-            } else if (ApConfigUtil.isAcsSupported(mContext)) {
+            boolean enableAcs = ApConfigUtil.isAcsSupported(mContext) && config.getChannel() == 0
+                    && !mForceApChannel;
+            if (enableAcs) {
                 ifaceParams.channelParams.enableAcs = true;
                 ifaceParams.channelParams.acsShouldExcludeDfs = true;
-                band = config.getBand();
-            } else {
-                ifaceParams.channelParams.enableAcs = false;
-                ifaceParams.channelParams.channel = config.getChannel();
-                band = config.getBand();
             }
+            ifaceParams.channelParams.channel =
+                    mForceApChannel ? mForcedApChannel : config.getChannel();
+            band = mForceApChannel ? mForcedApBand : config.getBand();
 
             android.hardware.wifi.hostapd.V1_2.IHostapd.NetworkParams nwParamsV1_2 =
                     prepareNetworkParams(config);
-- 
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