Defined in 1 files as a prototype:

• arch/alpha/include/asm/io.h, line 507 (as a prototype)

Defined in 11 files as a macro:

• arch/arm64/include/asm/io.h, line 123 (as a macro)
• arch/mips/include/asm/io.h, line 397 (as a macro)
• arch/parisc/include/asm/io.h, line 216 (as a macro)
• arch/powerpc/include/asm/io.h, line 671 (as a macro)
• arch/riscv/include/asm/mmio.h, line 123 (as a macro)
• arch/sh/include/asm/io.h, line 42 (as a macro)
• arch/sparc/include/asm/io_64.h, line 143 (as a macro)
• arch/x86/include/asm/io.h, line 100 (as a macro)
• include/asm-generic/io.h, line 272 (as a macro)
• include/linux/io-64-nonatomic-hi-lo.h, line 51 (as a macro)
• include/linux/io-64-nonatomic-lo-hi.h, line 51 (as a macro)

Defined in 3 files as a function:

• arch/alpha/include/asm/io.h, line 530 (as a function)
• arch/alpha/kernel/io.c, line 246 (as a function)
• include/asm-generic/io.h, line 273 (as a function)

Referenced in 30 files:

• arch/alpha/kernel/io.c, line 255
• arch/arm64/include/asm/arch_gicv3.h
  • line 122
  • line 124
  • line 129
  • line 132
  • line 137
  • line 141
  • line 144
  • line 147
• arch/arm64/include/asm/io.h, line 138
• arch/arm64/kernel/acpi_parking_protocol.c, line 118
• arch/riscv/include/asm/timex.h, line 20
• arch/sh/include/asm/io.h, line 52
• drivers/acpi/cppc_acpi.c, line 960
• drivers/base/regmap/regmap-mmio.c, line 221
• drivers/bus/fsl-mc/mc-sys.c
  • line 132
  • line 145
• drivers/clocksource/timer-clint.c, line 63
• drivers/crypto/marvell/octeontx2/otx2_cpt_common.h, line 115
• drivers/hwtracing/coresight/coresight-etm4x.h, line 445
• drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c
  • line 64
  • line 186
• drivers/iommu/arm/arm-smmu/arm-smmu.h, line 488
• drivers/iommu/arm/arm-smmu/qcom_iommu.c, line 123
• drivers/irqchip/irq-ti-sci-inta.c, line 159
• drivers/mmc/host/dw_mmc.h, line 475
• drivers/net/ethernet/cavium/thunder/nic_main.c, line 95
• drivers/net/ethernet/cavium/thunder/nicvf_main.c
  • line 100
  • line 115
• drivers/net/ethernet/cavium/thunder/thunder_bgx.c
  • line 111
  • line 125
• drivers/net/ethernet/cavium/thunder/thunder_xcv.c
  • line 70
  • line 75
  • line 84
  • line 92
  • line 95
  • line 100
  • line 104
  • line 127
  • line 133
  • line 138
  • line 146
  • line 149
• drivers/net/fddi/defza.c, line 89
• drivers/perf/arm-cmn.c
  • line 690
  • line 700
  • line 1314
  • line 1352
  • line 1361
  • line 1364
  • line 1391
  • line 1396
• drivers/perf/arm_smmuv3_pmu.c
  • line 809
  • line 810
• drivers/vfio/fsl-mc/vfio_fsl_mc.c, line 396
• include/asm-generic/io.h, line 271
• include/linux/coresight.h, line 402
• include/linux/io-64-nonatomic-hi-lo.h, line 50
• include/linux/io-64-nonatomic-lo-hi.h, line 50
• include/linux/iopoll.h
  • line 186
  • line 189