CONFIG_PCI_ATS (not configurable)

modulename: ats.ko

configname: CONFIG_PCI_ATS

Linux Kernel Configuration
└─>Device Drivers
└─>PCI support
└─>PCI_ATS
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/pci/ats.c
depends
CONFIG_PCI

is depended by
CONFIG_AMD_IOMMU