Defined in 2 files as a prototype:

• arch/alpha/include/asm/io.h, line 274 (as a prototype)
• include/asm-generic/logic_io.h, line 43 (as a prototype)

Defined in 48 files as a macro:

• arch/alpha/include/asm/io.h, line 282 (as a macro)
• arch/arc/include/asm/io.h, line 63 (as a macro)
• arch/arm/include/asm/io.h, line 59 (as a macro)
• arch/arm/include/asm/io.h, line 74 (as a macro)
• arch/arm64/include/asm/io.h, line 59 (as a macro)
• arch/hexagon/include/asm/io.h, line 158 (as a macro)
• arch/m68k/include/asm/io_no.h, line 18 (as a macro)
• arch/m68k/include/asm/raw_io.h, line 40 (as a macro)
• arch/powerpc/include/asm/io.h, line 308 (as a macro)
• arch/riscv/include/asm/mmio.h, line 53 (as a macro)
• arch/riscv/kernel/head.S, line 173 (as a macro)
• arch/s390/include/asm/io.h, line 65 (as a macro)
• arch/sh/include/asm/io.h, line 35 (as a macro)
• arch/sparc/include/asm/io_64.h, line 33 (as a macro)
• arch/x86/include/asm/io.h, line 82 (as a macro)
• drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.h, line 174 (as a macro)
• drivers/net/ethernet/intel/i40e/i40e_ddp.c, line 90 (as a macro)
• fs/btrfs/file-item.c, line 427 (as a macro)
• fs/btrfs/scrub.c, line 433 (as a macro)
• include/asm-generic/io.h, line 121 (as a macro)
• include/asm-generic/logic_io.h, line 42 (as a macro)
• include/linux/efi.h, line 546 (as a macro)
• include/linux/thermal.h, line 172 (as a macro)
• include/uapi/linux/v4l2-controls.h, line 160 (as a macro)
• sound/soc/sof/mediatek/mt8195/Makefile, line 288 (as a macro)
• sound/soc/sof/mediatek/mt8195/mt8195-clk.c, line 806 (as a macro)
• sound/soc/sof/mediatek/mt8195/mt8195-loader.c, line 526 (as a macro)
• sound/soc/sof/mediatek/mt8195/mt8195.c, line 120 (as a macro)
• sound/soc/sof/mediatek/mt8195/mt8195.c, line 308 (as a macro)
• tools/build/Makefile.feature, line 120 (as a macro)
• tools/build/Makefile.feature, line 308 (as a macro)
• tools/memory-model/litmus-tests/WRC+pooncerelease+fencermbonceonce+Once.litmus, line 156 (as a macro)
• tools/perf/pmu-events/arch/arm64/arm/cortex-a65-e1/ifu.json, line 165 (as a macro)
• tools/perf/tests/shell/test_brstack.sh, line 220 (as a macro)
• tools/perf/tests/shell/test_data_symbol.sh, line 444 (as a macro)
• tools/perf/tests/shell/test_java_symbol.sh, line 469 (as a macro)
• tools/perf/tests/sigtrap.c, line 118 (as a macro)
• tools/perf/tests/sigtrap.c, line 306 (as a macro)
• tools/perf/trace/beauty/madvise_behavior.sh, line 166 (as a macro)
• tools/perf/util/pfm.c, line 219 (as a macro)
• tools/perf/util/pfm.h, line 443 (as a macro)
• tools/perf/util/pmu-hybrid.c, line 468 (as a macro)
• tools/testing/selftests/filesystems/binderfs/config, line 165 (as a macro)
• tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc, line 170 (as a macro)
• tools/testing/selftests/net/forwarding/bridge_vlan_unaware.sh, line 174 (as a macro)
• tools/testing/selftests/nsfs/pidns.c, line 174 (as a macro)
• tools/testing/selftests/powerpc/nx-gzip/include/copy-paste.h, line 174 (as a macro)
• tools/virtio/vhost_test/Makefile, line 173 (as a macro)

Defined in 9 files as a function:

• arch/alpha/include/asm/io.h, line 448 (as a function)
• arch/alpha/kernel/io.c, line 128 (as a function)
• arch/arc/include/asm/io.h, line 64 (as a function)
• arch/arm/include/asm/io.h, line 75 (as a function)
• arch/arm64/include/asm/io.h, line 60 (as a function)
• arch/powerpc/include/asm/io.h, line 304 (as a function)
• arch/riscv/include/asm/mmio.h, line 54 (as a function)
• arch/sparc/include/asm/io_64.h, line 34 (as a function)
• include/asm-generic/io.h, line 122 (as a function)

Referenced in 163 files:

• arch/alpha/include/asm/io.h, 2 times
• arch/alpha/include/asm/vga.h, line 28
• arch/alpha/kernel/io.c, 5 times
• arch/arc/include/asm/io.h, 2 times
• arch/arm/include/asm/io.h, 3 times
• arch/arm/mach-ep93xx/snappercl15.c, line 72
• arch/arm/mach-omap1/clock.c, 7 times
• arch/arm/mach-omap1/dma.c, 2 times
• arch/arm/mach-omap1/io.c, line 143
• arch/arm/mach-omap1/mcbsp.c, line 53
• arch/arm/mach-omap1/pm.h, line 146
• arch/arm/mach-omap1/reset.c, line 51
• arch/arm/mach-pxa/balloon3-pcmcia.c, 2 times
• arch/arm/mach-pxa/balloon3.c, line 625
• arch/arm/mach-pxa/lpd270.c, 2 times
• arch/arm/mach-pxa/zeus.c, 3 times
• arch/arm64/include/asm/io.h, line 155
• arch/hexagon/include/asm/io.h, line 166
• arch/m68k/coldfire/intc-2.c, line 170
• arch/m68k/coldfire/intc-simr.c, line 154
• arch/m68k/coldfire/intc.c, 3 times
• arch/m68k/coldfire/pci.c, line 80
• arch/m68k/coldfire/pit.c, 2 times
• arch/m68k/coldfire/timers.c, 2 times
• arch/m68k/include/asm/io_no.h, 3 times
• arch/m68k/include/asm/mcfgpio.h, line 115
• arch/microblaze/include/asm/io.h, 2 times
• arch/mips/alchemy/devboards/bcsr.c, 3 times
• arch/mips/include/asm/io.h, line 401
• arch/mips/pci/ops-tx4927.c, line 106
• arch/parisc/include/asm/ide.h, line 25
• arch/parisc/lib/io.c, 2 times
• arch/parisc/lib/iomap.c, 2 times
• arch/powerpc/kvm/book3s_xive.c, line 51
• arch/powerpc/sysdev/xive/native.c, line 347
• arch/powerpc/sysdev/xive/spapr.c, line 615
• arch/riscv/include/asm/mmio.h, line 88
• arch/sh/boards/board-polaris.c, 2 times
• arch/sh/boards/board-urquell.c, 2 times
• arch/sh/boards/mach-ap325rxa/setup.c, line 479
• arch/sh/boards/mach-ecovec24/setup.c, 4 times
• arch/sh/boards/mach-highlander/irq-r7780mp.c, line 64
• arch/sh/boards/mach-highlander/irq-r7780rp.c, line 57
• arch/sh/boards/mach-highlander/irq-r7785rp.c, line 66
• arch/sh/boards/mach-highlander/psw.c, line 24
• arch/sh/boards/mach-highlander/setup.c, 4 times
• arch/sh/boards/mach-hp6xx/pm.c, 3 times
• arch/sh/boards/mach-hp6xx/setup.c, line 160
• arch/sh/boards/mach-kfr2r09/setup.c, 2 times
• arch/sh/boards/mach-landisk/gio.c, line 98
• arch/sh/boards/mach-migor/setup.c, 2 times
• arch/sh/boards/mach-r2d/irq.c, 2 times
• arch/sh/boards/mach-r2d/setup.c, line 271
• arch/sh/boards/mach-sdk7780/setup.c, 2 times
• arch/sh/boards/mach-se/7206/irq.c, 9 times
• arch/sh/boards/mach-se/7721/irq.c, line 38
• arch/sh/boards/mach-se/7722/setup.c, 2 times
• arch/sh/boards/mach-se/7724/irq.c, 3 times
• arch/sh/boards/mach-se/7724/setup.c, 6 times
• arch/sh/boards/mach-se/7780/irq.c, line 26
• arch/sh/boards/mach-se/7780/setup.c, line 97
• arch/sh/boards/mach-sh7763rdp/setup.c, 12 times
• arch/sh/boards/mach-x3proto/gpio.c, 3 times
• arch/sh/boards/mach-x3proto/ilsel.c, 2 times
• arch/sh/boot/romimage/mmcif-sh7724.c, 5 times
• arch/sh/cchips/hd6446x/hd64461.c, 3 times
• arch/sh/drivers/dma/dma-sh.c, line 265
• arch/sh/drivers/pci/pci-sh7751.c, line 33
• arch/sh/drivers/pci/pci-sh7780.c, 5 times
• arch/sh/include/asm/io.h, 2 times
• arch/sh/include/mach-common/mach/magicpanelr2.h, 2 times
• arch/sh/include/mach-ecovec24/mach/romimage.h, line 42
• arch/sh/include/mach-se/mach/mrshpc.h, 5 times
• arch/sh/kernel/cpu/irq/ipr.c, 3 times
• arch/sh/kernel/cpu/sh2/clock-sh7619.c, 3 times
• arch/sh/kernel/cpu/sh2a/clock-sh7201.c, 4 times
• arch/sh/kernel/cpu/sh2a/clock-sh7203.c, 3 times
• arch/sh/kernel/cpu/sh2a/clock-sh7206.c, 4 times
• arch/sh/kernel/cpu/sh2a/clock-sh7264.c, line 44
• arch/sh/kernel/cpu/sh3/clock-sh3.c, 4 times
• arch/sh/kernel/cpu/sh3/clock-sh7705.c, 4 times
• arch/sh/kernel/cpu/sh3/clock-sh7706.c, 4 times
• arch/sh/kernel/cpu/sh3/clock-sh7709.c, 4 times
• arch/sh/kernel/cpu/sh3/clock-sh7710.c, 4 times
• arch/sh/kernel/cpu/sh3/clock-sh7712.c, 3 times
• arch/sh/kernel/cpu/sh3/serial-sh770x.c, 2 times
• arch/sh/kernel/cpu/sh3/serial-sh7710.c, 3 times
• arch/sh/kernel/cpu/sh3/serial-sh7720.c, 4 times
• arch/sh/kernel/cpu/sh3/setup-sh3.c, line 59
• arch/sh/kernel/cpu/sh4/clock-sh4.c, 4 times
• arch/sh/kernel/cpu/sh4/perf_event.c, 4 times
• arch/sh/kernel/cpu/sh4/setup-sh4-202.c, line 133
• arch/sh/kernel/cpu/sh4/setup-sh7750.c, line 353
• arch/sh/kernel/cpu/sh4/setup-sh7760.c, line 286
• arch/sh/kernel/cpu/sh4a/serial-sh7722.c, line 13
• arch/sh/kernel/cpu/sh4a/setup-sh7724.c, 12 times
• arch/sh/kernel/io_trapped.c, line 193
• arch/sh/kernel/iomap.c, 2 times
• arch/sh/kernel/kgdb.c, 3 times
• arch/sh/kernel/signal_32.c, 3 times
• arch/sh/kernel/traps.c, 2 times
• arch/sparc/include/asm/ide.h, 4 times
• arch/sparc/include/asm/io.h, line 16
• arch/sparc/include/asm/io_64.h, 2 times
• arch/sparc/lib/PeeCeeI.c, 4 times
• arch/x86/include/asm/cpufeature.h, 2 times
• drivers/ata/pata_octeon_cf.c, 8 times
• drivers/bcma/host_soc.c, line 71
• drivers/cdrom/gdrom.c, line 171
• drivers/dma/sh/shdmac.c, 2 times
• drivers/input/keyboard/jornada680_kbd.c, 2 times
• drivers/memory/renesas-rpc-if.c, 4 times
• drivers/mmc/host/dw_mmc.h, line 466
• drivers/mmc/host/omap.c, line 80
• drivers/mtd/maps/physmap-ixp4xx.c, 2 times
• drivers/mtd/nand/raw/mxc_nand.c, line 214
• drivers/net/bonding/bond_main.c, line 120
• drivers/net/ethernet/8390/pcnet_cs.c, 2 times
• drivers/net/ethernet/cirrus/ep93xx_eth.c, line 178
• drivers/net/ethernet/freescale/enetc/enetc_hw.h, line 647
• drivers/net/ethernet/freescale/enetc/enetc_pf.c, line 20
• drivers/net/ethernet/freescale/fs_enet/fs_enet.h, line 208
• drivers/net/ethernet/freescale/fs_enet/mac-fec.c, line 52
• drivers/net/ethernet/freescale/fs_enet/mac-scc.c, line 49
• drivers/net/ethernet/natsemi/sonic.h, 3 times
• drivers/net/mdio/mdio-mux-bcm6368.c, line 53
• drivers/parisc/lba_pci.c, line 129
• drivers/regulator/max77802-regulator.c, line 142
• drivers/scsi/ncr53c8xx.h, 2 times
• drivers/sh/intc/access.c, 4 times
• drivers/sh/intc/chip.c, line 103
• drivers/spi/spi-omap-uwire.c, line 112
• drivers/ssb/host_soc.c, line 66
• drivers/ssb/pcmcia.c, 3 times
• drivers/usb/c67x00/c67x00-ll-hpi.c, line 73
• drivers/usb/host/isp116x.h, line 388
• drivers/usb/isp1760/isp1760-hcd.c, line 393
• drivers/usb/musb/musb_core.c, 2 times
• drivers/usb/musb/tusb6010.c, 2 times
• drivers/video/fbdev/nvidia/nv_local.h, line 65
• drivers/video/fbdev/riva/riva_hw.h, line 81
• fs/9p/vfs_dir.c, 2 times
• include/asm-generic/io.h, 5 times
• include/linux/fb.h, line 562
• include/linux/mtd/doc2000.h, line 94
• include/linux/mtd/map.h, line 396
• include/linux/util_macros.h, line 28
• lib/iomap.c, line 321
• sound/soc/sh/sh7760-ac97.c, line 43
• sound/soc/sof/mediatek/mt8195/mt8195.c, 3 times
• tools/build/Makefile.feature, 3 times
• tools/memory-model/scripts/judgelitmus.sh, line 517
• tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/metrics.json, line 518
• tools/perf/tests/sigtrap.c, 3 times
• tools/perf/tests/tests.h, line 27
• tools/perf/util/s390-sample-raw.c, 2 times
• tools/testing/selftests/bpf/prog_tests/trace_vprintk.c, 2 times
• tools/testing/selftests/bpf/progs/bpf_iter_sockmap.c, 2 times
• tools/testing/selftests/bpf/progs/test_unpriv_bpf_disabled.c, line 534
• tools/testing/selftests/kvm/x86_64/set_sregs_test.c, 2 times
• tools/testing/selftests/net/fib_nexthops.sh, 2 times
• tools/testing/selftests/zram/zram01.sh, 2 times
• usr/dummy-include/stdlib.h, 2 times