Documented in 2 files:

• include/asm-generic/io.h, line 1260
• lib/iomem_copy.c, line 54

Defined in 4 files as a prototype:

• arch/alpha/include/asm/io.h, line 600 (as a prototype)
• arch/x86/include/asm/io.h, line 203 (as a prototype)
• include/asm-generic/io.h, line 1268 (as a prototype)
• include/asm-generic/logic_io.h, line 71 (as a prototype)

Defined in 11 files as a macro:

• arch/alpha/include/asm/io.h, line 616 (as a macro)
• arch/arm/include/asm/io.h, line 326 (as a macro)
• arch/arm/include/asm/io.h, line 338 (as a macro)
• arch/m68k/include/asm/kmap.h, line 42 (as a macro)
• arch/powerpc/include/asm/io.h, line 601 (as a macro)
• arch/s390/include/asm/io.h, line 61 (as a macro)
• arch/sh/include/asm/io.h, line 253 (as a macro)
• arch/sparc/include/asm/io_32.h, line 11 (as a macro)
• arch/sparc/include/asm/io_64.h, line 387 (as a macro)
• arch/x86/include/asm/io.h, line 207 (as a macro)
• include/asm-generic/logic_io.h, line 70 (as a macro)

Defined in 9 files as a function:

• arch/alpha/kernel/io.c, line 484 (as a function)
• arch/arm/include/asm/io.h, line 320 (as a function)
• arch/m68k/include/asm/kmap.h, line 43 (as a function)
• arch/powerpc/include/asm/io.h, line 597 (as a function)
• arch/sh/kernel/io.c, line 16 (as a function)
• arch/sparc/include/asm/io_64.h, line 376 (as a function)
• arch/x86/lib/iomem.c, line 96 (as a function)
• lib/iomem_copy.c, line 62 (as a function)
• lib/logic_iomem.c, line 276 (as a function)

Referenced in 285 files:

• arch/alpha/kernel/io.c, 2 times
• arch/mips/ath25/board.c, 2 times
• arch/mips/txx9/generic/setup.c, line 778
• arch/powerpc/platforms/cell/spufs/file.c, line 281
• arch/powerpc/platforms/cell/spufs/run.c, line 323
• arch/powerpc/sysdev/mmio_nvram.c, line 35
• arch/sh/include/asm/io.h, line 255
• arch/sh/kernel/io.c, line 74
• arch/x86/events/intel/uncore_discovery.c, 2 times
• arch/x86/kernel/tboot.c, 2 times
• arch/x86/lib/iomem.c, line 103
• drivers/accel/amdxdna/amdxdna_mailbox.c, line 334
• drivers/accel/amdxdna/amdxdna_mailbox_helper.c, line 32
• drivers/accel/habanalabs/common/firmware_if.c, 3 times
• drivers/acpi/acpi_pcc.c, line 128
• drivers/acpi/apei/einj-core.c, 7 times
• drivers/acpi/apei/ghes.c, line 355
• drivers/acpi/sysfs.c, line 439
• drivers/ata/sata_sil24.c, line 487
• drivers/ata/sata_sx4.c, 3 times
• drivers/atm/solos-pci.c, 2 times
• drivers/bus/mhi/ep/ring.c, 4 times
• drivers/char/hw_random/exynos-trng.c, line 94
• drivers/char/hw_random/jh7110-trng.c, line 269
• drivers/char/hw_random/omap-rng.c, line 194
• drivers/char/hw_random/rockchip-rng.c, 3 times
• drivers/char/tpm/eventlog/acpi.c, line 158
• drivers/char/tpm/tpm_crb.c, 3 times
• drivers/crypto/intel/keembay/keembay-ocs-ecc.c, 2 times
• drivers/crypto/marvell/cesa/cipher.c, line 231
• drivers/crypto/marvell/cesa/hash.c, line 240
• drivers/crypto/marvell/cesa/tdma.c, line 402
• drivers/crypto/s5p-sss.c, 2 times
• drivers/cxl/pci.c, line 369
• drivers/devfreq/hisi_uncore_freq.c, line 243
• drivers/dma/idxd/device.c, line 1161
• drivers/dma/ti/edma.c, line 434
• drivers/firmware/arm_scmi/shmem.c, line 73
• drivers/firmware/arm_scmi/transports/smc.c, line 168
• drivers/firmware/arm_scpi.c, 2 times
• drivers/firmware/dmi_scan.c, 5 times
• drivers/firmware/ti_sci.c, line 160
• drivers/fpga/dfl.c, line 1190
• drivers/gpio/gpio-graniterapids.c, line 278
• drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c, 3 times
• drivers/gpu/drm/amd/amdgpu/amdgpu_device.c, 2 times
• drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c, line 463
• drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c, line 336
• drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c, 3 times
• drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c, 3 times
• drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c, 2 times
• drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c, line 2736
• drivers/gpu/drm/amd/amdgpu/psp_v11_0.c, line 551
• drivers/gpu/drm/amd/amdgpu/psp_v13_0.c, line 639
• drivers/gpu/drm/amd/amdgpu/psp_v14_0.c, line 498
• drivers/gpu/drm/amd/amdgpu/vce_v4_0.c, line 574
• drivers/gpu/drm/drm_cache.c, 3 times
• drivers/gpu/drm/gma500/mid_bios.c, 6 times
• drivers/gpu/drm/i915/display/intel_rom.c, line 83
• drivers/gpu/drm/i915/gem/i915_gem_object.c, line 506
• drivers/gpu/drm/i915/gem/i915_gem_ttm.c, line 739
• drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c, line 1325
• drivers/gpu/drm/i915/gvt/kvmgt.c, line 793
• drivers/gpu/drm/loongson/lsdc_benchmark.c, line 43
• drivers/gpu/drm/mgag200/mgag200_g200.c, line 343
• drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c, line 39
• drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowpci.c, line 38
• drivers/gpu/drm/nouveau/nvkm/subdev/instmem/base.c, line 67
• drivers/gpu/drm/radeon/radeon_bios.c, 3 times
• drivers/gpu/drm/xe/xe_vsec.c, line 170
• drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_desc.c, 5 times
• drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c, 2 times
• drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c, line 156
• drivers/i2c/busses/i2c-amd-mp2-pci.c, line 153
• drivers/i2c/busses/i2c-mchp-pci1xxxx.c, 2 times
• drivers/input/keyboard/nspire-keypad.c, line 65
• drivers/input/touchscreen/raspberrypi-ts.c, line 70
• drivers/mailbox/cv1800-mailbox.c, line 64
• drivers/mailbox/mailbox-test.c, line 291
• drivers/mailbox/mtk-gpueb-mailbox.c, line 89
• drivers/mailbox/zynqmp-ipi-mailbox.c, line 200
• drivers/mcb/mcb-parse.c, line 189
• drivers/media/pci/cx18/cx18-io.h, line 130
• drivers/media/pci/ddbridge/ddbridge-io.h, line 46
• drivers/media/pci/ivtv/ivtv-irq.c, 2 times
• drivers/media/pci/netup_unidvb/netup_unidvb_core.c, 2 times
• drivers/media/pci/netup_unidvb/netup_unidvb_spi.c, line 142
• drivers/media/pci/ngene/ngene-core.c, line 47
• drivers/media/pci/pt3/pt3_i2c.c, line 220
• drivers/media/pci/saa7164/saa7164-bus.c, 8 times
• drivers/media/pci/saa7164/saa7164-core.c, 3 times
• drivers/media/platform/arm/mali-c55/mali-c55-core.c, line 661
• drivers/media/platform/arm/mali-c55/mali-c55-stats.c, 2 times
• drivers/media/platform/mediatek/vpu/mtk_vpu.c, line 750
• drivers/memory/renesas-rpc-if.c, 3 times
• drivers/mfd/macsmc.c, 2 times
• drivers/misc/bcm-vk/bcm_vk_dev.c, 3 times
• drivers/misc/bcm-vk/bcm_vk_msg.c, line 845
• drivers/misc/ocxl/sysfs.c, line 105
• drivers/misc/pci_endpoint_test.c, 2 times
• drivers/misc/sram.c, line 35
• drivers/mmc/host/atmel-mci.c, line 542
• drivers/mmc/host/litex_mmc.c, line 166
• drivers/mtd/devices/bcm47xxsflash.c, line 110
• drivers/mtd/devices/spear_smi.c, line 583
• drivers/mtd/hyperbus/hbmc-am654.c, line 130
• drivers/mtd/maps/pci.c, line 56
• drivers/mtd/maps/pcmciamtd.c, 2 times
• drivers/mtd/maps/physmap-core.c, line 173
• drivers/mtd/maps/sbc_gxx.c, line 121
• drivers/mtd/nand/onenand/onenand_samsung.c, 2 times
• drivers/mtd/nand/raw/atmel/nand-controller.c, 2 times
• drivers/mtd/nand/raw/brcmnand/bcmbca_nand.c, line 82
• drivers/mtd/nand/raw/cafe_nand.c, line 142
• drivers/mtd/nand/raw/cs553x_nand.c, 2 times
• drivers/mtd/nand/raw/fsl_elbc_nand.c, line 605
• drivers/mtd/nand/raw/fsl_ifc_nand.c, line 592
• drivers/mtd/nand/raw/mpc5121_nfc.c, 2 times
• drivers/mtd/nand/raw/pasemi_nand.c, 2 times
• drivers/mtd/nand/raw/sunxi_nand.c, 4 times
• drivers/mtd/nand/raw/vf610_nfc.c, line 241
• drivers/mtd/spi-nor/controllers/hisi-sfc.c, line 213
• drivers/mtd/spi-nor/controllers/nxp-spifi.c, line 182
• drivers/net/can/janz-ican3.c, 7 times
• drivers/net/can/softing/softing_fw.c, line 210
• drivers/net/can/softing/softing_main.c, 2 times
• drivers/net/ethernet/8390/mac8390.c, 4 times
• drivers/net/ethernet/airoha/airoha_ppe.c, line 1327
• drivers/net/ethernet/amd/pds_core/core.c, line 373
• drivers/net/ethernet/amd/pds_core/dev.c, 4 times
• drivers/net/ethernet/amd/pds_core/devlink.c, line 226
• drivers/net/ethernet/cirrus/ep93xx_eth.c, line 806
• drivers/net/ethernet/ec_bhf.c, line 542
• drivers/net/ethernet/engleder/tsnep_ethtool.c, line 114
• drivers/net/ethernet/ethoc.c, line 454
• drivers/net/ethernet/freescale/fs_enet/mac-fcc.c, 3 times
• drivers/net/ethernet/freescale/fs_enet/mac-fec.c, line 431
• drivers/net/ethernet/freescale/fs_enet/mac-scc.c, 2 times
• drivers/net/ethernet/ibm/emac/core.c, line 2193
• drivers/net/ethernet/ibm/emac/rgmii.c, line 212
• drivers/net/ethernet/ibm/emac/tah.c, line 83
• drivers/net/ethernet/ibm/emac/zmii.c, line 228
• drivers/net/ethernet/intel/igb/igb_main.c, line 9587
• drivers/net/ethernet/intel/igc/igc_main.c, line 7532
• drivers/net/ethernet/litex/litex_liteeth.c, line 78
• drivers/net/ethernet/marvell/octeon_ep/octep_ctrl_mbox.c, 3 times
• drivers/net/ethernet/marvell/prestera/prestera_pci.c, line 425
• drivers/net/ethernet/marvell/skge.c, 3 times
• drivers/net/ethernet/marvell/sky2.c, 3 times
• drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_ethtool.c, line 31
• drivers/net/ethernet/myricom/myri10ge/myri10ge.c, 3 times
• drivers/net/ethernet/netronome/nfp/nfp_shared_buf.c, line 112
• drivers/net/ethernet/pensando/ionic/ionic_dev.c, 4 times
• drivers/net/ethernet/pensando/ionic/ionic_ethtool.c, 2 times
• drivers/net/ethernet/pensando/ionic/ionic_lif.c, line 3994
• drivers/net/ethernet/pensando/ionic/ionic_main.c, 2 times
• drivers/net/ethernet/realtek/8139cp.c, line 1499
• drivers/net/ethernet/realtek/8139too.c, line 2440
• drivers/net/ethernet/realtek/r8169_main.c, line 1887
• drivers/net/ethernet/sis/sis190.c, line 1790
• drivers/net/ethernet/ti/am65-cpts.c, 2 times
• drivers/net/ethernet/ti/icssg/icssg_config.c, line 690
• drivers/net/ethernet/ti/icssg/icssg_prueth.c, line 70
• drivers/net/ethernet/ti/icssm/icssm_prueth_switch.c, 7 times
• drivers/net/wan/farsync.c, line 1230
• drivers/net/wan/fsl_ucc_hdlc.c, 2 times
• drivers/net/wan/hd64570.c, 3 times
• drivers/net/wan/hd64572.c, line 209
• drivers/net/wireless/ath/ath10k/snoc.c, 2 times
• drivers/net/wireless/ath/ath11k/pci.c, 3 times
• drivers/net/wireless/ath/ath12k/pci.c, 3 times
• drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c, line 1237
• drivers/net/wireless/mediatek/mt76/mt7915/mmio.c, 2 times
• drivers/net/wireless/mediatek/mt76/mt7996/mmio.c, 2 times
• drivers/net/wireless/quantenna/qtnfmac/pcie/pcie.c, line 253
• drivers/net/wireless/ralink/rt2x00/rt2800soc.c, line 104
• drivers/net/wireless/ralink/rt2x00/rt2x00mmio.h, line 31
• drivers/net/wwan/iosm/iosm_ipc_mmio.c, line 163
• drivers/ntb/test/ntb_tool.c, line 745
• drivers/nvme/target/pci-epf.c, line 435
• drivers/nvmem/brcm_nvram.c, line 96
• drivers/pci/endpoint/functions/pci-epf-mhi.c, line 260
• drivers/pci/endpoint/functions/pci-epf-test.c, 2 times
• drivers/pci/pci-sysfs.c, line 1517
• drivers/pci/switch/switchtec.c, 2 times
• drivers/pinctrl/intel/pinctrl-baytrail.c, line 1404
• drivers/platform/x86/amd/hfi/hfi.c, line 155
• drivers/platform/x86/amd/hsmp/hsmp.c, line 582
• drivers/platform/x86/amd/pmc/mp1_stb.c, 4 times
• drivers/platform/x86/amd/pmc/mp2_stb.c, line 147
• drivers/platform/x86/amd/pmc/pmc.c, line 309
• drivers/platform/x86/amd/pmf/metrics.c, line 292
• drivers/platform/x86/amd/pmf/tee-if.c, line 574
• drivers/platform/x86/intel/pmt/class.c, 2 times
• drivers/platform/x86/intel/pmt/discovery.c, 4 times
• drivers/platform/x86/intel/pmt/telemetry.c, line 338
• drivers/platform/x86/intel/sdsi.c, 2 times
• drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c, 2 times
• drivers/platform/x86/intel/vsec_tpmi.c, 4 times
• drivers/pmdomain/mediatek/mtk-mfg-pmdomain.c, 2 times
• drivers/remoteproc/mtk_scp.c, line 128
• drivers/remoteproc/qcom_common.c, line 129
• drivers/remoteproc/qcom_pil_info.c, line 89
• drivers/remoteproc/qcom_q6v5_pas.c, line 144
• drivers/remoteproc/remoteproc_coredump.c, line 170
• drivers/rpmsg/qcom_glink_smem.c, 2 times
• drivers/rpmsg/qcom_smd.c, line 489
• drivers/scsi/g_NCR5380.c, line 552
• drivers/scsi/hptiop.c, 3 times
• drivers/scsi/isci/probe_roms.c, 3 times
• drivers/scsi/lpfc/lpfc_compat.h, line 95
• drivers/scsi/qla2xxx/qla_mr.c, line 2701
• drivers/scsi/smartpqi/smartpqi_init.c, line 8389
• drivers/soc/apple/rtkit.c, line 356
• drivers/soc/fsl/dpaa2-console.c, 2 times
• drivers/soc/hisilicon/kunpeng_hccs.c, line 337
• drivers/soc/qcom/qcom_stats.c, 3 times
• drivers/soc/qcom/rpm_master_stats.c, line 46
• drivers/soc/qcom/smd-rpm.c, line 177
• drivers/soc/ti/k3-ringacc.c, 2 times
• drivers/soc/ux500/ux500-soc-id.c, line 176
• drivers/spi/atmel-quadspi.c, 2 times
• drivers/spi/spi-aspeed-smc.c, 3 times
• drivers/spi/spi-ath79.c, line 154
• drivers/spi/spi-bcm63xx-hsspi.c, 2 times
• drivers/spi/spi-bcm63xx.c, line 317
• drivers/spi/spi-bcmbca-hsspi.c, line 321
• drivers/spi/spi-cadence-quadspi.c, line 1381
• drivers/spi/spi-fsl-qspi.c, line 580
• drivers/spi/spi-gxp.c, 2 times
• drivers/spi/spi-intel.c, line 289
• drivers/spi/spi-mxic.c, line 426
• drivers/spi/spi-npcm-fiu.c, line 308
• drivers/spi/spi-nxp-fspi.c, line 983
• drivers/spi/spi-nxp-xspi.c, line 804
• drivers/spi/spi-pci1xxxx.c, line 527
• drivers/spi/spi-stm32-ospi.c, line 334
• drivers/spi/spi-stm32-qspi.c, line 219
• drivers/spi/spi-ti-qspi.c, line 645
• drivers/spi/spi-wpcm-fiu.c, line 412
• drivers/staging/media/ipu7/ipu7.c, line 2239
• drivers/tty/moxa.c, 2 times
• drivers/tty/serial/jsm/jsm_neo.c, 3 times
• drivers/tty/serial/men_z135_uart.c, line 272
• drivers/usb/gadget/udc/aspeed-vhub/ep0.c, line 92
• drivers/usb/gadget/udc/aspeed_udc.c, 2 times
• drivers/usb/gadget/udc/atmel_usba_udc.c, 2 times
• drivers/vdpa/pds/debugfs.c, line 207
• drivers/vdpa/pds/vdpa_dev.c, 2 times
• drivers/video/fbdev/s1d13xxxfb.c, 2 times
• drivers/video/fbdev/sis/sis_main.c, 2 times
• drivers/video/fbdev/sm501fb.c, 2 times
• drivers/video/fbdev/tdfxfb.c, line 388
• drivers/virt/nitro_enclaves/ne_pci_dev.c, line 69
• fs/pstore/ram_core.c, 2 times
• include/asm-generic/io.h, line 1259
• include/asm-generic/video.h, line 115
• include/linux/iosys-map.h, 2 times
• include/linux/mtd/map.h, 2 times
• lib/iomem_copy.c, 2 times
• lib/logic_iomem.c, line 298
• mm/memory.c, line 7197
• rust/helpers/io.c, line 28
• sound/core/memory.c, line 59
• sound/pci/mixart/mixart_core.c, line 87
• sound/pci/rme32.c, line 1108
• sound/pci/rme96.c, 2 times
• sound/pci/sis7019.c, line 1163
• sound/soc/codecs/cros_ec_codec.c, line 544
• sound/soc/fsl/fsl_xcvr.c, 3 times
• sound/soc/intel/atom/sst/sst.c, line 94
• sound/soc/intel/atom/sst/sst_drv_interface.c, 3 times
• sound/soc/intel/atom/sst/sst_pvt.c, 2 times
• sound/soc/intel/avs/apl.c, 6 times
• sound/soc/intel/avs/debugfs.c, 4 times
• sound/soc/intel/avs/icl.c, line 92
• sound/soc/intel/avs/ipc.c, 3 times
• sound/soc/intel/avs/skl.c, line 147
• sound/soc/intel/catpt/dsp.c, 6 times
• sound/soc/intel/catpt/ipc.c, 4 times
• sound/soc/intel/catpt/pcm.c, line 156
• sound/soc/sof/debug.c, 2 times
• sound/soc/sof/iomem-utils.c, 2 times
• sound/soc/sof/ipc4-telemetry.c, line 61
• sound/soc/sof/pm.c, line 72

Smatch caller information: