Defined in 2 files as a prototype:

• arch/alpha/include/asm/io.h, line 270 (as a prototype)
• include/asm-generic/logic_io.h, line 43 (as a prototype)

Defined in 78 files as a macro:

• Documentation/admin-guide/perf/hns3-pmu.rst, line 130 (as a macro)
• Documentation/core-api/index.rst, line 99 (as a macro)
• Documentation/core-api/index.rst, line 261 (as a macro)
• Documentation/devicetree/bindings/gpio/gpio-ep9301.yaml, line 62 (as a macro)
• Documentation/devicetree/bindings/iio/temperature/ti,tmp006.yaml, line 99 (as a macro)
• Documentation/devicetree/bindings/iio/temperature/ti,tmp006.yaml, line 275 (as a macro)
• Documentation/devicetree/bindings/media/qcom,sdm660-camss.yaml, line 256 (as a macro)
• Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml, line 141 (as a macro)
• Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml, line 340 (as a macro)
• arch/alpha/include/asm/io.h, line 278 (as a macro)
• arch/arc/include/asm/io.h, line 62 (as a macro)
• arch/arm/boot/dts/broadcom/bcm4708-luxul-xap-1510.dts, line 186 (as a macro)
• arch/arm/boot/dts/nxp/imx/imx6q-kontron-samx6i.dtsi, line 433 (as a macro)
• arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi, line 410 (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 156 (as a macro)
• arch/hexagon/kernel/ptrace.c, line 313 (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/m68k/mm/sun3mmu.c, line 148 (as a macro)
• arch/mips/include/asm/Kbuild, line 48 (as a macro)
• arch/powerpc/include/asm/io.h, line 340 (as a macro)
• arch/riscv/include/asm/mmio.h, line 53 (as a macro)
• arch/s390/include/asm/io.h, line 68 (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 79 (as a macro)
• arch/x86/um/asm/elf.h, line 311 (as a macro)
• drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c, line 81 (as a macro)
• drivers/gpu/drm/drm_suballoc.c, line 444 (as a macro)
• drivers/gpu/drm/tegra/plane.c, line 123 (as a macro)
• drivers/iio/multiplexer/iio-mux.c, line 312 (as a macro)
• drivers/media/pci/saa7164/saa7164-fw.c, line 186 (as a macro)
• drivers/media/usb/stk1160/Kconfig, line 144 (as a macro)
• drivers/media/usb/stk1160/Kconfig, line 352 (as a macro)
• drivers/media/v4l2-core/videobuf-dma-sg.c, line 258 (as a macro)
• drivers/memory/tegra/tegra194.c, line 47 (as a macro)
• drivers/misc/ibmasm/ibmasmfs.c, line 162 (as a macro)
• drivers/net/wireless/ath/ath9k/mci.c, line 338 (as a macro)
• drivers/net/wireless/realtek/rtw89/rtw8852c_table.h, line 47 (as a macro)
• drivers/nvdimm/dimm_devs.c, line 258 (as a macro)
• drivers/platform/x86/think-lmi.c, line 186 (as a macro)
• drivers/soc/qcom/socinfo.c, line 157 (as a macro)
• drivers/soc/renesas/renesas-soc.c, line 180 (as a macro)
• drivers/staging/nvec/nvec_kbd.c, line 135 (as a macro)
• fs/reiserfs/fix_node.c, line 55 (as a macro)
• fs/xfs/xfs_symlink.c, line 157 (as a macro)
• include/acpi/actbl.h, line 124 (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/kernfs.h, line 182 (as a macro)
• ipc/util.h, line 310 (as a macro)
• kernel/irq/irqdomain.c, line 54 (as a macro)
• lib/raid6/s390vx.uc, line 348 (as a macro)
• samples/rust/Makefile, line 60 (as a macro)
• sound/soc/sof/mediatek/mt8195/Makefile, line 288 (as a macro)
• sound/soc/sof/mediatek/mt8195/mt8195-loader.c, line 526 (as a macro)
• tools/lib/bpf/zip.h, line 580 (as a macro)
• tools/lib/perf/Makefile, line 315 (as a macro)
• tools/lib/perf/include/internal/cpumap.h, line 514 (as a macro)
• tools/memory-model/linux-kernel.cat, line 166 (as a macro)
• tools/memory-model/linux-kernel.cat, line 376 (as a macro)
• tools/memory-model/litmus-tests/WRC+pooncerelease+fencermbonceonce+Once.litmus, line 156 (as a macro)
• tools/perf/arch/common.h, line 180 (as a macro)
• tools/perf/arch/s390/util/Build, line 368 (as a macro)
• tools/perf/pmu-events/arch/arm64/arm/cortex-a65-e1/ifu.json, line 165 (as a macro)
• tools/perf/tests/shell/stat_bpf_counters.sh, line 362 (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/util/record.h, line 187 (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 15 files as a function:

• Documentation/devicetree/bindings/display/panel/jadard,jd9365da-h3.yaml, line 66 (as a function)
• arch/alpha/include/asm/io.h, line 444 (as a function)
• arch/alpha/kernel/io.c, line 128 (as a function)
• arch/arc/include/asm/io.h, line 63 (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 336 (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)
• drivers/nfc/s3fwrn5/i2c.c, line 65 (as a function)
• drivers/target/target_core_fabric_configfs.c, line 61 (as a function)
• include/asm-generic/io.h, line 122 (as a function)
• include/linux/pci.h, line 66 (as a function)
• include/trace/events/cachefiles.h, line 66 (as a function)
• tools/perf/pmu-events/arch/x86/icelakex/cache.json, line 61 (as a function)

Referenced in 178 files:

• Documentation/ABI/testing/sysfs-bus-optee-devices, line 28
• Documentation/admin-guide/perf/hns3-pmu.rst, 2 times
• Documentation/core-api/index.rst, 3 times
• Documentation/devicetree/bindings/clock/imx7ulp-scg-clock.yaml, line 212
• Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.yaml, 2 times
• Documentation/devicetree/bindings/iio/temperature/ti,tmp006.yaml, 3 times
• Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml, 3 times
• 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/boot/dts/nxp/imx/imx6qdl-skov-cpu.dtsi, line 133
• arch/arm/include/asm/io.h, 3 times
• arch/arm/mach-omap1/clock.c, 7 times
• arch/arm/mach-omap1/dma.c, 2 times
• arch/arm/mach-omap1/io.c, line 83
• arch/arm/mach-omap1/mcbsp.c, line 53
• arch/arm/mach-omap1/pm.h, line 136
• arch/arm/mach-omap1/reset.c, line 51
• arch/arm64/boot/dts/qcom/msm8996pro-xiaomi-scorpio.dts, line 212
• arch/arm64/include/asm/io.h, line 154
• arch/hexagon/include/asm/io.h, line 164
• 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 107
• arch/microblaze/include/asm/io.h, 2 times
• arch/microblaze/pci/Makefile, line 127
• arch/mips/alchemy/devboards/bcsr.c, 3 times
• arch/mips/include/asm/io.h, line 400
• arch/mips/pci/ops-tx4927.c, line 106
• 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 480
• 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/io.h, line 16
• arch/sparc/include/asm/io_64.h, 2 times
• arch/sparc/lib/PeeCeeI.c, 4 times
• certs/blacklist.c, line 56
• drivers/ata/pata_octeon_cf.c, 8 times
• drivers/bcma/host_soc.c, line 71
• drivers/cdrom/gdrom.c, line 171
• drivers/cdx/Makefile, line 135
• drivers/clk/qcom/clk-branch.h, line 34
• drivers/clk/qcom/clk-hfpll.c, line 42
• drivers/clk/sifive/Kconfig, line 79
• drivers/crypto/bcm/cipher.h, line 129
• drivers/dma/sh/shdmac.c, 2 times
• drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.h, line 135
• drivers/gpu/drm/amd/include/asic_reg/smuio/smuio_13_0_3_offset.h, line 208
• drivers/gpu/drm/i915/display/intel_fifo_underrun.c, 2 times
• drivers/input/keyboard/jornada680_kbd.c, 2 times
• drivers/media/test-drivers/visl/visl-trace-hevc.h, 2 times
• drivers/memory/renesas-rpc-if.c, 4 times
• drivers/memory/tegra/tegra194.c, 3 times
• drivers/mmc/host/dw_mmc.h, line 466
• drivers/mmc/host/omap.c, line 81
• drivers/mtd/maps/physmap-ixp4xx.c, 2 times
• drivers/mtd/nand/raw/mxc_nand.c, line 213
• 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 671
• drivers/net/ethernet/freescale/enetc/enetc_pf.c, line 20
• drivers/net/ethernet/freescale/fs_enet/fs_enet.h, line 218
• drivers/net/ethernet/freescale/fs_enet/mac-fec.c, line 51
• drivers/net/ethernet/freescale/fs_enet/mac-scc.c, line 48
• drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/drop.c, 2 times
• drivers/net/ethernet/natsemi/sonic.h, 3 times
• drivers/net/mdio/mdio-mux-bcm6368.c, line 53
• drivers/net/wireless/realtek/rtw89/rtw8852c_table.h, 3 times
• drivers/parisc/lba_pci.c, line 129
• drivers/platform/x86/classmate-laptop.c, 2 times
• drivers/s390/scsi/zfcp_fsf.c, line 130
• 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/target/sbp/sbp_target.c, line 12
• drivers/target/target_core_fabric_configfs.c, line 152
• 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
• drivers/watchdog/ath79_wdt.c, line 213
• include/asm-generic/fb.h, line 54
• include/asm-generic/io.h, 5 times
• include/dt-bindings/clock/qcom,dispcc-sc8280xp.h, line 127
• include/linux/mtd/doc2000.h, line 94
• include/linux/mtd/map.h, line 396
• lib/iomap.c, line 321
• net/netfilter/nf_tables_trace.c, line 45
• net/netfilter/nfnetlink_hook.c, line 56
• net/netfilter/xt_tcpudp.c, line 43
• sound/soc/sh/sh7760-ac97.c, line 43
• tools/memory-model/linux-kernel.cat, 3 times
• tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/metrics.json, line 518
• tools/perf/pmu-events/arch/x86/icelakex/cache.json, line 152
• tools/perf/tests/sigtrap.c, 3 times
• tools/testing/selftests/bpf/progs/bpf_iter_sockmap.c, 2 times
• tools/testing/selftests/bpf/progs/test_global_func_ctx_args.c, 2 times
• tools/testing/selftests/bpf/progs/test_unpriv_bpf_disabled.c, line 534
• tools/testing/selftests/zram/zram01.sh, 2 times
• usr/dummy-include/stdlib.h, 2 times