CONFIG_DMABOUNCE is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_DMABOUNCE (not configurable)

modulename: dmabounce.ko

configname: CONFIG_DMABOUNCE

Linux Kernel Configuration
└─>Intel IXP4xx Implementation Options
└─>DMABOUNCE
In linux kernel since version 2.6.12  
source code:
selects

CONFIG_ZONE_DMA
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is depended by
CONFIG_PCI_HOST_ITE8152
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