怎么把WiFi热点设置为5GHZ

Chip Platform Rockchip
1

如题。

尝试修改 /data/misc/wifi/hostapd.conf，但是无效。

2

把wifichannel设置到5Gchannel

3

JCoder 发表于 2016-6-24 12:41
把wifichannel设置到5Gchannel

您好 怎么设置为5Gchannel 能和我说一下么

4

JCoder 发表于 2016-6-24 12:41
把wifichannel设置到5Gchannel

您好 怎么设置为5Gchannel 能和我说一下么

5

diff --git a/service/java/com/android/server/wifi/SoftApManager.java b/service/java/com/android/server/wifi/SoftApManager.java
index 2dfb754..3e60ede 100644
— a/service/java/com/android/server/wifi/SoftApManager.java
+++ b/service/java/com/android/server/wifi/SoftApManager.java
@@ -137,12 +137,13 @@ public class SoftApManager {
* Country code is mandatory for 5GHz band, return an error if failed to set
* country code when AP is configured for 5GHz band.
*/

  •        if (!mWifiNative.setCountryCodeHal(mCountryCode.toUpperCase(Locale.ROOT))

  •        /*if (!mWifiNative.setCountryCodeHal(mCountryCode.toUpperCase(Locale.ROOT))
               && config.apBand == WifiConfiguration.AP_BAND_5GHZ) {
           Log.e(TAG, "Failed to set country code, required for setting up "
                   + "soft ap in 5GHz");
           return ERROR_GENERIC;

  •        }

  •        }*/
   }

   try {

diff --git a/service/java/com/android/server/wifi/util/ApConfigUtil.java b/service/java/com/android/server/wifi/util/ApConfigUtil.java
index 7bbbc03..0e12f06 100644
— a/service/java/com/android/server/wifi/util/ApConfigUtil.java
+++ b/service/java/com/android/server/wifi/util/ApConfigUtil.java
@@ -133,15 +133,14 @@ public class ApConfigUtil {
config.apBand, allowed2GChannels,
wifiNative.getChannelsForBand(WifiScanner.WIFI_BAND_5_GHZ));
if (config.apChannel == -1) {

  •            if (wifiNative.isGetChannelsForBandSupported()) {

  •                /* We're not able to get channel when it is supported by HAL. */

  •                Log.e(TAG, "Failed to get available channel.");

  •                return ERROR_NO_CHANNEL;

  •            }

  •            /* Use the default for HAL without get channel support. */

  •            config.apBand = DEFAULT_AP_BAND;

  •            config.apChannel = DEFAULT_AP_CHANNEL;

  •   if (config.apBand == WifiConfiguration.AP_BAND_5GHZ) {

  •   	Log.e(TAG, "kernel not support,set to chanel 153");

  •   	config.apChannel = 153;

  •            } else {

  •   	config.apBand = DEFAULT_AP_BAND;

  •   	config.apChannel = DEFAULT_AP_CHANNEL;

  •            }
       }
   }
6

Netd 配置 SoftAp 5G 支持 HT40
wifi驱动是否支持5g中的雷达信道，不支持，驱动中设置cfg80211中的prohibited_flags，取消标志IEEE80211_CHAN_NO_IR ，chan->flags &= ~(prohibited_flags);

7

u32 prohibited_flags = IEEE80211_CHAN_NO_IR;

8

_Eason 发表于 2018-4-17 18:15
Netd 配置 SoftAp 5G 支持 HT40
wifi驱动是否支持5g中的雷达信道，不支持，驱动中设置cfg80211中的prohib …

大佬，能否详细说下如何配置HT40