sdk说明

** Gateway/AP firmware v3.4.14b – Aug 26, 2019**
 Wireless LAN driver changes as:
 Refine WiFi Stability and Performance
 Add 8812F MU-MIMO
 Add 97G/8812F multiple mac-clone
 Add 97G 2T3R antenna diversity
 Fix 97G/8812F/8814B MP issues
 Add CH144 DFS support for JP
 Fix PPPOE Dial on dial-on-demand abnormal when dual stack
 Fix Ethernet padding info disclosure
 Add WPA3 WEB UI
 Add RealSON support
 Add EasyMesh supports

需求描述

       根据不同信道限制WiFi的发射功率

需求分析

查看Realtek开发文档可以看到有如下参数

查看驱动依赖关系

rtl819x/linux-3.10/drivers/net/wireless/rtl8192cd/8192cd_ioctl.c 

查看rtl819x/linux-3.10/drivers