Defined in 2 files as a prototype:

• arch/alpha/include/asm/io.h, line 241 (as a prototype)
• arch/parisc/include/asm/io.h, line 245 (as a prototype)

Defined in 4 files as a member:

• arch/parisc/include/asm/pci.h, line 113 (as a member)
• drivers/net/ethernet/mellanox/mlx4/mlx4_en.h, line 213 (as a member)
• drivers/net/ethernet/mellanox/mlx4/mlx4_en.h, line 230 (as a member)
• include/linux/mlx5/device.h, line 1020 (as a member)

Defined in 13 files as a macro:

• arch/arm/include/asm/io.h, line 261 (as a macro)
• arch/arm/mach-ixp4xx/include/mach/io.h, line 336 (as a macro)
• arch/arm/mach-s3c/include/mach/io-s3c24xx.h, line 30 (as a macro)
• arch/ia64/include/asm/io.h, line 161 (as a macro)
• arch/m68k/include/asm/io_mm.h, line 324 (as a macro)
• arch/m68k/include/asm/io_mm.h, line 351 (as a macro)
• arch/parisc/include/asm/io.h, line 253 (as a macro)
• arch/powerpc/include/asm/io.h, line 641 (as a macro)
• arch/riscv/include/asm/io.h, line 57 (as a macro)
• arch/sparc/include/asm/io_64.h, line 207 (as a macro)
• arch/x86/include/asm/io.h, line 340 (as a macro)
• include/asm-generic/io.h, line 537 (as a macro)
• include/linux/logic_pio.h, line 66 (as a macro)

Defined in 9 files as a function:

• arch/alpha/include/asm/io.h, line 377 (as a function)
• arch/alpha/kernel/io.c, line 79 (as a function)
• arch/arm/mach-ixp4xx/include/mach/io.h, line 337 (as a function)
• arch/hexagon/include/asm/io.h, line 215 (as a function)
• arch/ia64/include/asm/io.h, line 162 (as a function)
• arch/parisc/include/asm/io.h, line 270 (as a function)
• arch/sh/include/asm/io_noioport.h, line 17 (as a function)
• arch/sparc/include/asm/io_64.h, line 208 (as a function)
• arch/x86/boot/boot.h, line 65 (as a function)

Referenced in 180 files:

• arch/alpha/include/asm/io.h, line 499
• arch/alpha/kernel/io.c, line 101
• arch/alpha/kernel/pci-sysfs.c, line 340
• arch/alpha/kernel/sys_takara.c, 2 times
• arch/arm/mach-ixp4xx/include/mach/io.h, 2 times
• arch/hexagon/include/asm/io.h, line 246
• arch/ia64/include/asm/io.h, line 223
• arch/ia64/pci/pci.c, line 498
• arch/mips/loongson2ef/lemote-2f/reset.c, 2 times
• arch/mips/pci/ops-sni.c, 4 times
• arch/parisc/include/asm/io.h, line 230
• arch/parisc/lib/io.c, 7 times
• arch/parisc/lib/iomap.c, line 84
• arch/powerpc/include/asm/io-defs.h, line 25
• arch/powerpc/include/asm/io.h, line 803
• arch/powerpc/platforms/powernv/opal-lpc.c, line 167
• arch/sh/boards/mach-dreamcast/irq.c, 4 times
• arch/sh/drivers/pci/ops-dreamcast.c, line 56
• arch/sh/drivers/pci/pci-dreamcast.c, line 74
• arch/sh/include/asm/io_noioport.h, line 51
• arch/sparc/include/asm/io_64.h, line 236
• arch/x86/kernel/cpu/amd.c, line 111
• arch/x86/kernel/reboot_fixups_32.c, line 40
• arch/x86/pci/direct.c, 4 times
• arch/x86/pci/early.c, line 15
• arch/x86/platform/olpc/olpc-xo1-pm.c, line 59
• arch/x86/platform/olpc/olpc-xo1-sci.c, 3 times
• arch/x86/platform/scx200/scx200_32.c, 2 times
• drivers/acpi/osl.c, line 658
• drivers/acpi/processor_idle.c, line 498
• drivers/acpi/processor_throttling.c, 2 times
• drivers/ata/pata_hpt37x.c, 3 times
• drivers/ata/pata_hpt3x2n.c, line 417
• drivers/atm/ambassador.c, 2 times
• drivers/atm/horizon.c, line 361
• drivers/atm/zatm.c, 2 times
• drivers/block/paride/paride.h, line 116
• drivers/block/paride/ppc6lnx.c, line 494
• drivers/char/ipmi/ipmi_si_port_io.c, line 40
• drivers/char/sonypi.c, 2 times
• drivers/clocksource/acpi_pm.c, line 37
• drivers/clocksource/scx200_hrt.c, line 45
• drivers/comedi/drivers/addi_apci_1032.c, 5 times
• drivers/comedi/drivers/addi_apci_1500.c, 3 times
• drivers/comedi/drivers/addi_apci_1564.c, 23 times
• drivers/comedi/drivers/addi_apci_16xx.c, line 83
• drivers/comedi/drivers/addi_apci_2032.c, 4 times
• drivers/comedi/drivers/addi_apci_3120.c, 2 times
• drivers/comedi/drivers/addi_apci_3501.c, 3 times
• drivers/comedi/drivers/addi_apci_3xxx.c, 6 times
• drivers/comedi/drivers/addi_watchdog.c, line 71
• drivers/comedi/drivers/adl_pci7x3x.c, 3 times
• drivers/comedi/drivers/adl_pci9118.c, 15 times
• drivers/comedi/drivers/adv_pci1724.c, 2 times
• drivers/comedi/drivers/amplc_dio200_common.c, line 127
• drivers/comedi/drivers/amplc_pci236.c, line 71
• drivers/comedi/drivers/cb_pcidas.c, 2 times
• drivers/comedi/drivers/comedi_8254.c, line 147
• drivers/comedi/drivers/me4000.c, 26 times
• drivers/comedi/drivers/ni_mio_common.c, line 251
• drivers/cpufreq/longhaul.c, 3 times
• drivers/cpufreq/powernow-k6.c, 2 times
• drivers/gpio/gpio-cs5535.c, 5 times
• drivers/gpio/gpio-ich.c, line 55
• drivers/gpio/gpio-sch.c, 2 times
• drivers/gpio/gpio-vx855.c, 5 times
• drivers/gpu/drm/gma500/cdv_device.c, 6 times
• drivers/gpu/drm/gma500/oaktrail_device.c, 3 times
• drivers/gpu/drm/gma500/oaktrail_lvds_i2c.c, line 63
• drivers/gpu/drm/gma500/psb_drv.h, line 819
• drivers/gpu/drm/vboxvideo/vbox_main.c, line 115
• drivers/gpu/drm/vmwgfx/vmwgfx_drv.h, line 677
• drivers/gpu/drm/vmwgfx/vmwgfx_irq.c, 3 times
• drivers/i2c/busses/i2c-mlxcpld.c, 2 times
• drivers/i2c/busses/i2c-pasemi.c, line 62
• drivers/ide/cmd640.c, 2 times
• drivers/ide/cs5530.c, 4 times
• drivers/ide/hpt366.c, 2 times
• drivers/infiniband/hw/mlx4/qp.c, 32 times
• drivers/infiniband/hw/mlx5/wr.c, 15 times
• drivers/isdn/hardware/mISDN/avmfritz.c, 9 times
• drivers/isdn/hardware/mISDN/hfcmulti.c, line 496
• drivers/isdn/hardware/mISDN/mISDNinfineon.c, 5 times
• drivers/isdn/hardware/mISDN/netjet.c, 5 times
• drivers/leds/leds-ss4200.c, 9 times
• drivers/media/pci/dm1105/dm1105.c, 2 times
• drivers/message/fusion/mptbase.c, line 223
• drivers/mtd/maps/l440gx.c, 2 times
• drivers/mtd/maps/scx200_docflash.c, 2 times
• drivers/mtd/nand/raw/pasemi_nand.c, 2 times
• drivers/net/ethernet/3com/3c515.c, 8 times
• drivers/net/ethernet/3com/3c574_cs.c, line 375
• drivers/net/ethernet/3com/3c589_cs.c, line 306
• drivers/net/ethernet/8390/ne2k-pci.c, 3 times
• drivers/net/ethernet/amd/pcnet32.c, 5 times
• drivers/net/ethernet/dec/tulip/de4x5.c, 80 times
• drivers/net/ethernet/dec/tulip/de4x5.h, 9 times
• drivers/net/ethernet/mellanox/mlx4/en_tx.c, 25 times
• drivers/net/ethernet/mellanox/mlx5/core/en_tx.c, 5 times
• drivers/net/ethernet/smsc/smc91x.h, line 125
• drivers/net/ethernet/ti/tlan.c, 3 times
• drivers/net/ethernet/ti/tlan.h, line 467
• drivers/net/ethernet/xircom/xirc2ps_cs.c, line 1082
• drivers/net/fddi/defxx.c, line 394
• drivers/net/wan/farsync.c, 2 times
• drivers/net/wan/lmc/lmc_var.h, 2 times
• drivers/net/wireless/intersil/hostap/hostap_plx.c, 3 times
• drivers/parisc/dino.c, line 300
• drivers/parisc/eisa_enumerator.c, 2 times
• drivers/parisc/lba_pci.c, 2 times
• drivers/pci/pci-sysfs.c, line 1112
• drivers/platform/mips/rs780e-acpi.c, 2 times
• drivers/platform/x86/apple-gmux.c, 2 times
• drivers/platform/x86/intel_int0002_vgpio.c, 4 times
• drivers/platform/x86/pmc_atom.c, line 246
• drivers/scsi/3w-xxxx.c, 16 times
• drivers/scsi/FlashPoint.c, line 184
• drivers/scsi/a100u2w.c, line 426
• drivers/scsi/aha1740.c, line 233
• drivers/scsi/aic94xx/aic94xx_reg.c, line 82
• drivers/scsi/atp870u.c, line 90
• drivers/scsi/dc395x.c, line 158
• drivers/scsi/initio.c, line 1516
• drivers/scsi/ips.c, line 5297
• drivers/scsi/mvsas/mv_chips.h, line 22
• drivers/scsi/ncr53c8xx.h, 2 times
• drivers/scsi/nsp32_io.h, line 48
• drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c, line 116
• drivers/tty/serial/8250/8250_pci.c, 2 times
• drivers/tty/serial/serial_txx9.c, line 172
• drivers/usb/host/pci-quirks.c, line 382
• drivers/usb/host/uhci-hcd.h, 2 times
• drivers/video/backlight/cr_bllcd.c, 4 times
• drivers/video/fbdev/sis/init.c, line 926
• drivers/watchdog/iTCO_vendor_support.c, 4 times
• drivers/watchdog/iTCO_wdt.c, line 523
• drivers/watchdog/ibmasr.c, line 197
• drivers/watchdog/ie6xx_wdt.c, 3 times
• drivers/watchdog/nv_tco.c, 5 times
• include/asm-generic/io.h, 3 times
• include/linux/logic_pio.h, line 65
• include/linux/scx200_gpio.h, line 25
• include/sound/emu10k1.h, line 1844
• lib/iomap.c, 6 times
• sound/pci/ali5451/ali5451.c, 25 times
• sound/pci/als300.c, line 140
• sound/pci/als4000.c, line 199
• sound/pci/azt3328.c, 3 times
• sound/pci/ca0106/ca0106_main.c, 6 times
• sound/pci/ca0106/ca0106_mixer.c, 4 times
• sound/pci/ca0106/ca0106_proc.c, line 308
• sound/pci/cmipci.c, 3 times
• sound/pci/cs5535audio/cs5535audio.h, line 7
• sound/pci/ctxfi/cthw20k1.c, 2 times
• sound/pci/emu10k1/emu10k1_main.c, 30 times
• sound/pci/emu10k1/emu10k1x.c, 5 times
• sound/pci/emu10k1/emufx.c, 4 times
• sound/pci/emu10k1/emumixer.c, 5 times
• sound/pci/emu10k1/emuproc.c, 2 times
• sound/pci/emu10k1/io.c, 21 times
• sound/pci/emu10k1/irq.c, 2 times
• sound/pci/emu10k1/p16v.c, 2 times
• sound/pci/ens1370.c, 25 times
• sound/pci/es1938.c, 6 times
• sound/pci/es1968.c, 2 times
• sound/pci/ice1712/ice1712.c, 9 times
• sound/pci/ice1712/ice1724.c, 10 times
• sound/pci/intel8x0.c, line 732
• sound/pci/intel8x0m.c, line 454
• sound/pci/oxygen/oxygen_io.c, 2 times
• sound/pci/pcxhr/pcxhr_core.c, line 60
• sound/pci/riptide/riptide.c, 2 times
• sound/pci/sis7019.c, 7 times
• sound/pci/sonicvibes.c, 4 times
• sound/pci/trident/trident_main.c, 43 times
• sound/pci/via82xx.c, 7 times
• sound/pci/via82xx_modem.c, 5 times
• sound/pci/vx222/vx222_ops.c, 3 times
• tools/perf/util/dwarf-aux.c, 3 times
• tools/power/cpupower/debug/kernel/cpufreq-test_tsc.c, 3 times