Defined in 3 files as a prototype:

• arch/alpha/include/asm/io.h, line 566 (as a prototype)
• arch/parisc/include/asm/io.h, line 287 (as a prototype)
• arch/sparc/include/asm/io_64.h, line 239 (as a prototype)

Defined in 11 files as a macro:

• arch/arm/include/asm/io.h, line 264 (as a macro)
• arch/arm/mach-ixp4xx/include/mach/io.h, line 255 (as a macro)
• arch/arm/mach-s3c/include/mach/io-s3c24xx.h, line 40 (as a macro)
• arch/ia64/include/asm/io.h, line 226 (as a macro)
• arch/m68k/include/asm/io_mm.h, line 331 (as a macro)
• arch/m68k/include/asm/io_mm.h, line 364 (as a macro)
• arch/powerpc/include/asm/io.h, line 648 (as a macro)
• arch/riscv/include/asm/io.h, line 131 (as a macro)
• arch/x86/include/asm/io.h, line 354 (as a macro)
• include/asm-generic/io.h, line 630 (as a macro)
• include/linux/logic_pio.h, line 94 (as a macro)

Defined in 8 files as a function:

• arch/alpha/kernel/io.c, line 382 (as a function)
• arch/arm/mach-ixp4xx/include/mach/io.h, line 256 (as a function)
• arch/hexagon/include/asm/io.h, line 281 (as a function)
• arch/ia64/include/asm/io.h, line 227 (as a function)
• arch/parisc/lib/io.c, line 319 (as a function)
• arch/sh/include/asm/io_noioport.h, line 71 (as a function)
• arch/sparc/lib/PeeCeeI.c, line 13 (as a function)
• include/asm-generic/io.h, line 631 (as a function)

Referenced in 33 files:

• arch/alpha/kernel/io.c, line 388
• arch/arm/mach-ixp4xx/include/mach/io.h, line 467
• arch/parisc/lib/io.c, line 487
• arch/parisc/lib/iomap.c, line 119
• arch/powerpc/include/asm/io-defs.h, line 49
• arch/powerpc/platforms/powernv/opal-lpc.c, line 174
• arch/sparc/include/asm/io_64.h, line 262
• arch/sparc/lib/PeeCeeI.c, line 21
• drivers/atm/horizon.c, line 373
• drivers/isdn/hardware/mISDN/avmfritz.c, line 204
• drivers/isdn/hardware/mISDN/iohelper.h
  • line 40
  • line 62
• drivers/isdn/hardware/mISDN/netjet.c, line 171
• drivers/isdn/hardware/mISDN/w6692.c
  • line 292
  • line 513
  • line 517
• drivers/media/rc/winbond-cir.c
  • line 435
  • line 442
  • line 828
  • line 832
• drivers/net/appletalk/cops.c, line 902
• drivers/net/arcnet/arcdevice.h, line 386
• drivers/net/ethernet/8390/mcf8390.c, line 137
• drivers/net/ethernet/8390/ne.c, line 740
• drivers/net/wan/sbni.c
  • line 668
  • line 693
• drivers/net/wireless/cisco/airo.c, line 4137
• drivers/net/wireless/wl3501_cs.c, line 70
• drivers/parport/parport_pc.c
  • line 334
  • line 385
  • line 538
• drivers/scsi/g_NCR5380.c, line 627
• drivers/scsi/imm.c, line 377
• drivers/scsi/pcmcia/nsp_io.h, line 129
• drivers/scsi/ppa.c, line 308
• drivers/tty/hvc/hvc_xen.c, line 599
• include/asm-generic/io.h
  • line 629
  • line 685
• include/linux/logic_pio.h, line 93
• lib/iomap.c, line 346
• sound/drivers/opl4/opl4_lib.c, line 91
• sound/isa/gus/gus_dram.c, line 28
• sound/isa/gus/gus_pcm.c, line 314