CONFIG_X86_DEV_DMA_OPS   14 arch/x86/include/asm/device.h #if defined(CONFIG_X86_DEV_DMA_OPS) && defined(CONFIG_PCI_DOMAINS)
CONFIG_X86_DEV_DMA_OPS  628 arch/x86/pci/common.c #if defined(CONFIG_X86_DEV_DMA_OPS) && defined(CONFIG_PCI_DOMAINS)