Defined in 5 files as a macro:
- arch/alpha/include/asm/dma.h, line 123 (as a macro)
- arch/mips/include/asm/dma.h, line 100 (as a macro)
- arch/parisc/include/asm/dma.h, line 48 (as a macro)
- arch/powerpc/include/asm/dma.h, line 90 (as a macro)
- arch/x86/include/asm/dma.h, line 88 (as a macro)