Defined in 2 files as a prototype:

• arch/alpha/include/asm/io.h, line 272 (as a prototype)
• include/asm-generic/logic_io.h, line 50 (as a prototype)

Defined in 12 files as a macro:

• arch/alpha/include/asm/io.h, line 280 (as a macro)
• arch/arm64/include/asm/io.h, line 82 (as a macro)
• arch/mips/include/asm/io.h, line 512 (as a macro)
• arch/powerpc/include/asm/io.h, line 371 (as a macro)
• arch/riscv/include/asm/mmio.h, line 72 (as a macro)
• arch/s390/include/asm/io.h, line 70 (as a macro)
• arch/sh/include/asm/io.h, line 37 (as a macro)
• arch/sparc/include/asm/io_64.h, line 57 (as a macro)
• arch/x86/include/asm/io.h, line 102 (as a macro)
• drivers/mmc/host/dw_mmc.h, line 508 (as a macro)
• include/asm-generic/io.h, line 138 (as a macro)
• include/asm-generic/logic_io.h, line 49 (as a macro)

Defined in 7 files as a function:

• arch/alpha/include/asm/io.h, line 495 (as a function)
• arch/alpha/kernel/io.c, line 138 (as a function)
• arch/arm64/include/asm/io.h, line 83 (as a function)
• arch/powerpc/include/asm/io.h, line 367 (as a function)
• arch/riscv/include/asm/mmio.h, line 73 (as a function)
• arch/sparc/include/asm/io_64.h, line 58 (as a function)
• include/asm-generic/io.h, line 139 (as a function)

Referenced in 59 files:

• arch/alpha/include/asm/io.h
  • line 523
  • line 586
• arch/alpha/kernel/io.c
  • line 166
  • line 203
  • line 266
  • line 492
• arch/arm64/include/asm/io.h, line 156
• arch/arm64/kernel/io.c, line 25
• arch/loongarch/kernel/io.c, line 22
• arch/mips/include/asm/fb.h, line 25
• arch/mips/include/asm/io.h, line 381
• arch/mips/include/asm/mips-cps.h, line 34
• arch/mips/include/asm/mips-gic.h
  • line 99
  • line 134
• arch/mips/include/asm/sn/addrs.h
  • line 262
  • line 264
• arch/mips/include/asm/txx9/tx4927.h
  • line 201
  • line 203
  • line 208
• arch/mips/include/asm/txx9/tx4938.h, line 264
• arch/mips/kernel/csrc-bcm1480.c
  • line 21
  • line 34
  • line 43
• arch/mips/kernel/csrc-sb1250.c, line 30
• arch/mips/lib/iomap_copy.c, line 24
• arch/mips/mm/page.c
  • line 648
  • line 651
  • line 675
  • line 678
• arch/mips/pci/pci-bcm1480.c, line 210
• arch/mips/pci/pci-sb1250.c, line 219
• arch/mips/pci/pci-tx4927.c
  • line 25
  • line 27
  • line 28
  • line 58
  • line 60
  • line 78
• arch/mips/pci/pci-tx4938.c
  • line 25
  • line 27
  • line 28
  • line 61
  • line 78
  • line 80
  • line 109
  • line 120
  • line 125
• arch/mips/sibyte/bcm1480/irq.c
  • line 157
  • line 319
  • line 321
• arch/mips/sibyte/bcm1480/setup.c
  • line 110
  • line 120
• arch/mips/sibyte/bcm1480/smp.c, line 166
• arch/mips/sibyte/common/bus_watcher.c, line 166
• arch/mips/sibyte/common/sb_tbprof.c
  • line 153
  • line 206
  • line 208
  • line 210
  • line 212
  • line 214
  • line 216
  • line 272
• arch/mips/sibyte/sb1250/irq.c
  • line 139
  • line 281
• arch/mips/sibyte/sb1250/setup.c
  • line 175
  • line 184
• arch/mips/sibyte/swarm/platform.c
  • line 61
  • line 62
• arch/mips/sibyte/swarm/rtc_m41t81.c
  • line 85
  • line 92
  • line 98
  • line 101
  • line 107
  • line 112
  • line 120
  • line 123
  • line 133
• arch/mips/sibyte/swarm/rtc_xicor1241.c
  • line 60
  • line 68
  • line 74
  • line 77
  • line 83
  • line 88
  • line 96
  • line 99
• arch/mips/txx9/generic/mem_tx4927.c, line 48
• arch/mips/txx9/generic/setup_tx4927.c, line 268
• arch/mips/txx9/generic/setup_tx4938.c
  • line 293
  • line 312
  • line 356
  • line 362
  • line 393
  • line 416
• arch/mips/txx9/rbtx4927/setup.c
  • line 64
  • line 69
  • line 111
  • line 116
  • line 241
  • line 267
• arch/parisc/kernel/perf.c, line 802
• arch/parisc/lib/iomap.c, line 190
• arch/powerpc/kvm/book3s_xive.c
  • line 87
  • line 106
  • line 357
  • line 720
  • line 774
  • line 809
  • line 813
  • line 1766
• arch/riscv/include/asm/mmio.h, line 96
• arch/sh/include/asm/io.h, line 42
• arch/sh/kernel/io_trapped.c, line 199
• arch/sparc/include/asm/io_64.h, line 321
• drivers/dma/txx9dmac.c, line 36
• drivers/i2c/busses/i2c-octeon-core.c
  • line 83
  • line 186
  • line 427
  • line 435
  • line 480
  • line 525
  • line 533
  • line 589
• drivers/i2c/busses/i2c-octeon-core.h
  • line 128
  • line 146
  • line 174
  • line 201
• drivers/memory/renesas-rpc-if.c, line 653
• drivers/misc/genwqe/card_utils.c, line 84
• drivers/mmc/host/dw_mmc.h, line 468
• drivers/net/ethernet/broadcom/sb1250-mac.c
  • line 356
  • line 388
  • line 448
  • line 465
  • line 481
  • line 530
  • line 1069
  • line 1090
  • line 1233
  • line 1693
  • line 1698
  • line 1721
  • line 1803
  • line 1804
  • line 1892
  • line 1977
  • line 2086
  • line 2095
  • line 2127
  • line 2179
  • line 2283
  • line 2556
• drivers/net/ethernet/ibm/ehea/ehea_hw.h, line 185
• drivers/net/ethernet/netronome/nfp/nfpcore/nfp6000_pcie.c
  • line 968
  • line 974
• drivers/net/ethernet/sfc/falcon/io.h, line 74
• drivers/net/ethernet/sfc/io.h, line 67
• drivers/net/ethernet/sfc/siena/io.h, line 91
• drivers/tty/serial/8250/8250_dw.c
  • line 191
  • line 203
• drivers/tty/serial/sb1250-duart.c
  • line 120
  • line 127
• drivers/watchdog/sb_wdog.c
  • line 212
  • line 270
• include/asm-generic/fb.h
  • line 68
  • line 71
• include/asm-generic/io.h
  • line 137
  • line 239
  • line 348
  • line 456
• include/linux/mtd/map.h, line 401