Tag driver for Qualcomm Atheros QCA8K switches

modulename: tag_qca.ko

configname: CONFIG_NET_DSA_TAG_QCA

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Distributed Switch Architecture
└─>Tag driver for Qualcomm Atheros QCA8K switches
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say Y or M if you want to enable support for tagging frames for
the Qualcomm Atheros QCA8K switches.

source code: