Defined in 2 files as a prototype:

• arch/alpha/include/asm/io.h, line 278 (as a prototype)
• include/asm-generic/logic_io.h, line 57 (as a prototype)

Defined in 47 files as a macro:

• arch/alpha/include/asm/io.h, line 286 (as a macro)
• arch/arc/include/asm/io.h, line 137 (as a macro)
• arch/arm/include/asm/io.h, line 60 (as a macro)
• arch/arm/include/asm/io.h, line 67 (as a macro)
• arch/arm64/include/asm/io.h, line 30 (as a macro)
• arch/hexagon/include/asm/io.h, line 154 (as a macro)
• arch/m68k/include/asm/io_no.h, line 24 (as a macro)
• arch/m68k/include/asm/raw_io.h, line 47 (as a macro)
• arch/powerpc/include/asm/io.h, line 326 (as a macro)
• arch/riscv/include/asm/mmio.h, line 24 (as a macro)
• arch/riscv/kernel/head.S, line 180 (as a macro)
• arch/s390/include/asm/io.h, line 69 (as a macro)
• arch/sh/include/asm/io.h, line 30 (as a macro)
• arch/sparc/include/asm/io_64.h, line 77 (as a macro)
• arch/x86/include/asm/io.h, line 92 (as a macro)
• drivers/clk/qcom/lpasscc-sc7280.c, line 462 (as a macro)
• drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.h, line 181 (as a macro)
• drivers/net/ethernet/intel/i40e/i40e_ddp.c, line 86 (as a macro)
• drivers/usb/typec/ucsi/ucsi.c, line 525 (as a macro)
• fs/btrfs/disk-io.c, line 202 (as a macro)
• fs/btrfs/file-item.c, line 429 (as a macro)
• fs/btrfs/scrub.c, line 437 (as a macro)
• include/asm-generic/io.h, line 155 (as a macro)
• include/asm-generic/logic_io.h, line 56 (as a macro)
• include/linux/efi.h, line 550 (as a macro)
• include/linux/thermal.h, line 179 (as a macro)
• net/core/dev.c, line 317 (as a macro)
• sound/soc/fsl/fsl_sai.c, line 97 (as a macro)
• tools/build/Makefile.feature, line 124 (as a macro)
• tools/build/Makefile.feature, line 321 (as a macro)
• tools/memory-model/litmus-tests/WRC+pooncerelease+fencermbonceonce+Once.litmus, line 163 (as a macro)
• tools/perf/pmu-events/arch/arm64/arm/cortex-a65-e1/ifu.json, line 172 (as a macro)
• tools/perf/tests/shell/test_brstack.sh, line 224 (as a macro)
• tools/perf/tests/shell/test_data_symbol.sh, line 446 (as a macro)
• tools/perf/tests/shell/test_java_symbol.sh, line 473 (as a macro)
• tools/perf/tests/sigtrap.c, line 122 (as a macro)
• tools/perf/tests/sigtrap.c, line 319 (as a macro)
• tools/perf/trace/beauty/madvise_behavior.sh, line 173 (as a macro)
• tools/perf/util/pfm.c, line 223 (as a macro)
• tools/perf/util/pfm.h, line 445 (as a macro)
• tools/perf/util/pmu-hybrid.c, line 472 (as a macro)
• tools/testing/selftests/filesystems/binderfs/config, line 172 (as a macro)
• tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc, line 177 (as a macro)
• tools/testing/selftests/net/forwarding/bridge_vlan_unaware.sh, line 181 (as a macro)
• tools/testing/selftests/nsfs/pidns.c, line 181 (as a macro)
• tools/testing/selftests/powerpc/nx-gzip/include/copy-paste.h, line 181 (as a macro)
• tools/virtio/vhost_test/Makefile, line 180 (as a macro)

Defined in 9 files as a function:

• arch/alpha/include/asm/io.h, line 458 (as a function)
• arch/alpha/kernel/io.c, line 148 (as a function)
• arch/arc/include/asm/io.h, line 138 (as a function)
• arch/arm/include/asm/io.h, line 68 (as a function)
• arch/arm64/include/asm/io.h, line 31 (as a function)
• arch/powerpc/include/asm/io.h, line 322 (as a function)
• arch/riscv/include/asm/mmio.h, line 25 (as a function)
• arch/sparc/include/asm/io_64.h, line 78 (as a function)
• include/asm-generic/io.h, line 156 (as a function)

Referenced in 154 files:

• arch/alpha/include/asm/io.h, line 490
• arch/alpha/include/asm/vga.h, line 20
• arch/alpha/kernel/io.c, 6 times
• arch/arc/include/asm/io.h, 2 times
• arch/arm/include/asm/io.h, 3 times
• arch/arm/mach-ep93xx/snappercl15.c, 2 times
• arch/arm/mach-omap1/board-ams-delta.c, line 667
• arch/arm/mach-omap1/clock.c, 5 times
• arch/arm/mach-omap1/dma.c, 2 times
• arch/arm/mach-omap1/io.c, line 161
• arch/arm/mach-omap1/mcbsp.c, line 53
• arch/arm/mach-omap1/pm.c, line 302
• arch/arm/mach-omap1/pm.h, line 147
• arch/arm/mach-orion5x/pci.c, line 310
• arch/arm/mach-pxa/balloon3-pcmcia.c, line 86
• arch/arm/mach-pxa/balloon3.c, 3 times
• arch/arm/mach-pxa/lpd270.c, 6 times
• arch/arm/mach-pxa/zeus.c, 2 times
• arch/arm64/include/asm/io.h, line 159
• arch/hexagon/include/asm/io.h, line 170
• arch/m68k/coldfire/dma_timer.c, line 62
• arch/m68k/coldfire/intc-2.c, line 172
• arch/m68k/coldfire/intc-simr.c, line 156
• arch/m68k/coldfire/intc.c, 3 times
• arch/m68k/coldfire/m5272.c, 3 times
• arch/m68k/coldfire/pci.c, 3 times
• arch/m68k/coldfire/pit.c, 8 times
• arch/m68k/coldfire/timers.c, 5 times
• arch/m68k/include/asm/io_no.h, 3 times
• arch/m68k/include/asm/mcfgpio.h, line 116
• arch/microblaze/include/asm/io.h, 2 times
• arch/mips/alchemy/devboards/bcsr.c, 9 times
• arch/mips/include/asm/io.h, line 410
• arch/mips/pci/ops-tx4927.c, line 126
• arch/parisc/include/asm/ide.h, line 41
• arch/parisc/lib/iomap.c, 2 times
• arch/riscv/include/asm/mmio.h, line 92
• arch/sh/boards/board-magicpanelr2.c, 23 times
• arch/sh/boards/board-polaris.c, 9 times
• arch/sh/boards/board-shmin.c, 2 times
• arch/sh/boards/board-urquell.c, 2 times
• arch/sh/boards/mach-ap325rxa/setup.c, 8 times
• arch/sh/boards/mach-ecovec24/setup.c, 8 times
• arch/sh/boards/mach-highlander/irq-r7785rp.c, 7 times
• arch/sh/boards/mach-highlander/psw.c, line 45
• arch/sh/boards/mach-highlander/setup.c, 6 times
• arch/sh/boards/mach-hp6xx/pm.c, 6 times
• arch/sh/boards/mach-hp6xx/setup.c, line 163
• arch/sh/boards/mach-kfr2r09/setup.c, 3 times
• arch/sh/boards/mach-landisk/gio.c, line 80
• arch/sh/boards/mach-migor/setup.c, 2 times
• arch/sh/boards/mach-r2d/setup.c, 3 times
• arch/sh/boards/mach-sdk7780/irq.c, 2 times
• arch/sh/boards/mach-sdk7780/setup.c, line 85
• arch/sh/boards/mach-se/7206/irq.c, 12 times
• arch/sh/boards/mach-se/7343/irq.c, line 119
• arch/sh/boards/mach-se/7343/setup.c, 3 times
• arch/sh/boards/mach-se/770x/irq.c, 7 times
• arch/sh/boards/mach-se/7721/irq.c, line 38
• arch/sh/boards/mach-se/7721/setup.c, 4 times
• arch/sh/boards/mach-se/7722/irq.c, line 112
• arch/sh/boards/mach-se/7722/setup.c, 17 times
• arch/sh/boards/mach-se/7724/irq.c, 9 times
• arch/sh/boards/mach-se/7724/setup.c, 10 times
• arch/sh/boards/mach-se/7780/irq.c, 8 times
• arch/sh/boards/mach-se/7780/setup.c, 13 times
• arch/sh/boards/mach-sh7763rdp/setup.c, 18 times
• arch/sh/boards/mach-x3proto/gpio.c, line 37
• arch/sh/boards/mach-x3proto/ilsel.c, 2 times
• arch/sh/boot/romimage/mmcif-sh7724.c, 6 times
• arch/sh/cchips/hd6446x/hd64461.c, 4 times
• arch/sh/drivers/dma/dma-sh.c, line 267
• arch/sh/drivers/pci/pci-sh7780.c, 4 times
• arch/sh/include/asm/io.h, line 45
• arch/sh/include/asm/watchdog.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, 13 times
• arch/sh/kernel/cpu/irq/ipr.c, 2 times
• arch/sh/kernel/cpu/sh2a/setup-sh7264.c, line 474
• 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/perf_event.c, 5 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 18
• arch/sh/kernel/cpu/sh4a/setup-sh7724.c, 15 times
• arch/sh/kernel/io_trapped.c, line 208
• arch/sh/kernel/iomap.c, 2 times
• arch/sh/kernel/kgdb.c, line 160
• arch/sparc/include/asm/ide.h, 4 times
• arch/sparc/include/asm/io.h, line 20
• arch/sparc/include/asm/io_64.h, 2 times
• arch/sparc/lib/PeeCeeI.c, line 28
• arch/x86/include/asm/cpufeature.h, 2 times
• drivers/ata/pata_octeon_cf.c, 10 times
• drivers/bcma/host_soc.c, line 115
• drivers/dma/sh/shdmac.c, 2 times
• drivers/gpio/gpio-mm-lantiq.c, line 47
• drivers/input/keyboard/jornada680_kbd.c, 4 times
• drivers/media/platform/mediatek/vcodec/vdec_msg_queue.c, 2 times
• drivers/mmc/host/dw_mmc.h, line 470
• drivers/mmc/host/omap.c, line 81
• drivers/mtd/maps/physmap-ixp4xx.c, 2 times
• drivers/mtd/nand/raw/mxc_nand.c, line 236
• drivers/net/ethernet/8390/pcnet_cs.c, 2 times
• drivers/net/ethernet/cirrus/ep93xx_eth.c, line 181
• drivers/net/ethernet/freescale/enetc/enetc_pf.c, line 33
• drivers/net/ethernet/freescale/fs_enet/fs_enet.h, line 206
• drivers/net/ethernet/freescale/fs_enet/mac-fec.c, line 50
• drivers/net/ethernet/freescale/fs_enet/mac-scc.c, line 46
• drivers/net/ethernet/natsemi/sonic.h, 3 times
• drivers/parisc/lba_pci.c, line 132
• drivers/regulator/max77802-regulator.c, line 138
• drivers/scsi/ncr53c8xx.h, 2 times
• drivers/sh/intc/access.c, 2 times
• drivers/sh/intc/chip.c, line 104
• drivers/spi/spi-bcm63xx-hsspi.c, line 203
• drivers/spi/spi-omap-uwire.c, line 107
• drivers/ssb/host_soc.c, line 139
• drivers/ssb/pcmcia.c, 3 times
• drivers/usb/c67x00/c67x00-ll-hpi.c, line 79
• drivers/usb/host/isp116x.h, line 371
• drivers/usb/isp1760/isp1760-hcd.c, line 462
• drivers/usb/musb/musb_core.c, 2 times
• drivers/usb/musb/tusb6010.c, line 169
• drivers/video/fbdev/nvidia/nv_local.h, line 64
• drivers/video/fbdev/omap2/omapfb/omapfb-main.c, line 74
• drivers/video/fbdev/riva/riva_hw.h, line 80
• fs/9p/vfs_dir.c, 4 times
• fs/nfs/nfs4proc.c, 2 times
• fs/smb/server/smb_common.c, line 118
• include/asm-generic/io.h, 5 times
• include/linux/fb.h, line 566
• include/linux/mtd/doc2000.h, line 98
• include/linux/mtd/map.h, line 416
• include/linux/util_macros.h, line 20
• lib/iomap.c, line 347
• sound/soc/sh/sh7760-ac97.c, line 44
• tools/build/Makefile.feature, 3 times
• tools/memory-model/scripts/judgelitmus.sh, line 520
• tools/perf/pmu-events/arch/arm64/freescale/imx8mn/sys/metrics.json, line 521
• tools/perf/tests/sigtrap.c, 3 times
• tools/perf/tests/tests.h, line 19
• 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 537
• tools/testing/selftests/kvm/x86_64/set_sregs_test.c, 2 times
• tools/testing/selftests/zram/zram01.sh, 2 times
• usr/dummy-include/stdlib.h, 2 times