CONFIG_PPC4xx_HSTA_MSI is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc

CONFIG_PPC4xx_HSTA_MSI (not configurable)

modulename: ppc4xx_hsta_msi.ko

configname: CONFIG_PPC4xx_HSTA_MSI

Linux Kernel Configuration
└─>PPC4xx_HSTA_MSI
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
arch/powerpc/sysdev/ppc4xx_hsta_msi.c
depends
CONFIG_4xx
CONFIG_PCI
CONFIG_PCI_MSI

is depended by
CONFIG_AKEBONO