Defined in 2 files as a enumerator:

• include/linux/dma-direction.h, line 6 (as a enumerator)
• tools/virtio/linux/dma-mapping.h, line 10 (as a enumerator)

Referenced in 219 files:

• arch/arc/mm/dma.c, 2 times
• arch/arm/common/dmabounce.c, 4 times
• arch/arm/kernel/asm-offsets.c, 2 times
• arch/arm/kernel/dma-isa.c, line 79
• arch/arm/mm/dma-mapping.c, 2 times
• arch/csky/mm/dma-mapping.c, 2 times
• arch/hexagon/kernel/dma.c, line 72
• arch/ia64/hp/common/sba_iommu.c, line 1150
• arch/m68k/kernel/dma.c, line 68
• arch/microblaze/kernel/dma.c, line 22
• arch/mips/mm/dma-noncoherent.c, 2 times
• arch/nds32/kernel/dma.c, 2 times
• arch/nios2/mm/dma-mapping.c, 2 times
• arch/powerpc/kernel/iommu.c, 4 times
• arch/powerpc/kvm/book3s_64_vio_hv.c, line 227
• arch/powerpc/mm/dma-noncoherent.c, line 43
• arch/powerpc/platforms/ps3/system-bus.c, line 594
• arch/powerpc/platforms/pseries/iommu.c, line 429
• arch/s390/pci/pci_dma.c, 2 times
• arch/sh/kernel/dma-coherent.c, line 27
• arch/x86/kernel/amd_gart_64.c, 2 times
• arch/xtensa/kernel/pci-dma.c, 2 times
• crypto/async_tx/async_pq.c, 2 times
• crypto/async_tx/async_raid6_recov.c, 2 times
• crypto/async_tx/async_xor.c, line 217
• drivers/ata/libata-eh.c, line 2301
• drivers/ata/sata_dwc_460ex.c, line 303
• drivers/bus/mhi/core/init.c, line 805
• drivers/char/tpm/tpm_ibmvtpm.c, 5 times
• drivers/comedi/drivers/ni_660x.c, line 1170
• drivers/comedi/drivers/ni_mio_common.c, 2 times
• drivers/comedi/drivers/ni_pcidio.c, line 947
• drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c, 3 times
• drivers/crypto/allwinner/sun8i-ss/sun8i-ss-cipher.c, 2 times
• drivers/crypto/amlogic/amlogic-gxl-cipher.c, 2 times
• drivers/crypto/atmel-aes.c, 2 times
• drivers/crypto/axis/artpec6_crypto.c, 2 times
• drivers/crypto/caam/caamalg.c, 6 times
• drivers/crypto/caam/caamalg_qi.c, 7 times
• drivers/crypto/caam/caamalg_qi2.c, 26 times
• drivers/crypto/caam/caamhash.c, 15 times
• drivers/crypto/caam/caampkc.c, 10 times
• drivers/crypto/caam/key_gen.c, 2 times
• drivers/crypto/caam/qi.c, 7 times
• drivers/crypto/cavium/cpt/cptvf_reqmanager.c, 10 times
• drivers/crypto/cavium/nitrox/nitrox_reqmgr.c, 6 times
• drivers/crypto/ccp/ccp-ops.c, 13 times
• drivers/crypto/ccree/cc_buffer_mgr.c, 16 times
• drivers/crypto/ccree/cc_hash.c, 16 times
• drivers/crypto/chelsio/chcr_algo.c, 7 times
• drivers/crypto/hisilicon/sec/sec_algs.c, 6 times
• drivers/crypto/hisilicon/sgl.c, 3 times
• drivers/crypto/inside-secure/safexcel_cipher.c, 3 times
• drivers/crypto/ixp4xx_crypto.c, 2 times
• drivers/crypto/keembay/keembay-ocs-aes-core.c, 4 times
• drivers/crypto/marvell/cesa/cesa.c, 2 times
• drivers/crypto/marvell/cesa/cipher.c, 3 times
• drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c, 3 times
• drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.h, 3 times
• drivers/crypto/marvell/octeontx2/otx2_cpt_reqmgr.h, 3 times
• drivers/crypto/marvell/octeontx2/otx2_cptpf_ucode.c, 2 times
• drivers/crypto/marvell/octeontx2/otx2_cptvf_reqmgr.c, 3 times
• drivers/crypto/qat/qat_common/qat_algs.c, 6 times
• drivers/crypto/qce/skcipher.c, 4 times
• drivers/crypto/sa2ul.c, 2 times
• drivers/crypto/talitos.c, 15 times
• drivers/dma-buf/dma-buf.c, 5 times
• drivers/dma-buf/udmabuf.c, line 105
• drivers/dma/dmaengine.c, line 1425
• drivers/dma/dmatest.c, line 770
• drivers/dma/pl330.c, line 2193
• drivers/dma/ppc4xx/adma.c, 7 times
• drivers/firmware/tegra/ivc.c, 5 times
• drivers/fpga/dfl-afu-dma-region.c, 4 times
• drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c, line 365
• drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c, 4 times
• drivers/gpu/drm/drm_gem_shmem_helper.c, 3 times
• drivers/gpu/drm/drm_prime.c, 3 times
• drivers/gpu/drm/etnaviv/etnaviv_gem.c, 3 times
• drivers/gpu/drm/exynos/exynos_drm_g2d.c, 2 times
• drivers/gpu/drm/i915/gem/i915_gem_dmabuf.c, 3 times
• drivers/gpu/drm/lima/lima_gem.c, 2 times
• drivers/gpu/drm/msm/msm_gem.c, 2 times
• drivers/gpu/drm/nouveau/nouveau_dmem.c, 6 times
• drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c, 2 times
• drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c, 2 times
• drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c, 3 times
• drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c, 2 times
• drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c, 4 times
• drivers/gpu/drm/panfrost/panfrost_gem.c, line 45
• drivers/gpu/drm/panfrost/panfrost_mmu.c, line 520
• drivers/gpu/drm/radeon/radeon_ttm.c, 2 times
• drivers/gpu/drm/rockchip/rockchip_drm_gem.c, 3 times
• drivers/gpu/drm/ttm/ttm_pool.c, 2 times
• drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c, 2 times
• drivers/gpu/host1x/job.c, line 168
• drivers/i2c/busses/i2c-ismt.c, 2 times
• drivers/infiniband/core/umem.c, 2 times
• drivers/infiniband/core/umem_dmabuf.c, 2 times
• drivers/infiniband/core/umem_odp.c, 2 times
• drivers/infiniband/hw/bnxt_re/ib_verbs.c, 2 times
• drivers/infiniband/hw/hns/hns_roce_hw_v2.c, 2 times
• drivers/infiniband/hw/i40iw/i40iw_pble.c, 2 times
• drivers/infiniband/ulp/rtrs/rtrs-srv.c, 5 times
• drivers/iommu/dma-iommu.c, 4 times
• drivers/media/common/videobuf2/videobuf2-core.c, line 2346
• drivers/media/common/videobuf2/videobuf2-dma-contig.c, line 449
• drivers/media/common/videobuf2/videobuf2-dma-sg.c, line 288
• drivers/media/common/videobuf2/videobuf2-vmalloc.c, line 140
• drivers/media/platform/omap3isp/ispstat.c, line 155
• drivers/media/platform/rockchip/rga/rga-buf.c, line 148
• drivers/media/platform/rockchip/rga/rga-hw.c, line 400
• drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c, 4 times
• drivers/media/platform/ti-vpe/vpdma.c, 2 times
• drivers/misc/fastrpc.c, 2 times
• drivers/misc/habanalabs/common/memory.c, 2 times
• drivers/misc/ibmvmc.c, 5 times
• drivers/mmc/host/au1xmmc.c, line 614
• drivers/mmc/host/mmc_spi.c, 12 times
• drivers/mmc/host/sdhci.c, line 4073
• drivers/mmc/host/wbsd.c, 3 times
• drivers/mtd/nand/raw/lpc32xx_mlc.c, 3 times
• drivers/mtd/nand/raw/lpc32xx_slc.c, 3 times
• drivers/mtd/nand/raw/qcom_nandc.c, 3 times
• drivers/net/ethernet/altera/altera_sgdma.c, 2 times
• drivers/net/ethernet/amazon/ena/ena_netdev.c, 2 times
• drivers/net/ethernet/broadcom/b44.c, 6 times
• drivers/net/ethernet/broadcom/bnxt/bnxt.c, 2 times
• drivers/net/ethernet/cavium/octeon/octeon_mgmt.c, 10 times
• drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c, line 4096
• drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c, 26 times
• drivers/net/ethernet/freescale/enetc/enetc.c, line 635
• drivers/net/ethernet/i825xx/lasi_82596.c, 3 times
• drivers/net/ethernet/i825xx/lib82596.c, 2 times
• drivers/net/ethernet/ibm/ibmveth.c, 8 times
• drivers/net/ethernet/ibm/ibmvnic.c, 6 times
• drivers/net/ethernet/intel/e100.c, 10 times
• drivers/net/ethernet/marvell/mvneta.c, 2 times
• drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c, 3 times
• drivers/net/ethernet/marvell/octeontx2/af/rvu.c, 2 times
• drivers/net/ethernet/mellanox/mlx4/icm.c, 3 times
• drivers/net/ethernet/mellanox/mlx5/core/en_main.c, line 423
• drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c, 4 times
• drivers/net/ethernet/mellanox/mlx5/core/steering/dr_send.c, 3 times
• drivers/net/ethernet/myricom/myri10ge/myri10ge.c, 2 times
• drivers/net/ethernet/neterion/vxge/vxge-config.c, 6 times
• drivers/net/ethernet/netronome/nfp/nfp_net_common.c, 2 times
• drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c, 2 times
• drivers/net/ethernet/qlogic/qede/qede_fp.c, line 423
• drivers/net/ethernet/qlogic/qede/qede_main.c, line 1763
• drivers/net/ethernet/rocker/rocker_main.c, 9 times
• drivers/net/ethernet/seeq/sgiseeq.c, 5 times
• drivers/net/ethernet/socionext/netsec.c, line 1301
• drivers/net/ethernet/stmicro/stmmac/stmmac_main.c, 2 times
• drivers/net/ethernet/ti/cpsw_priv.c, line 1154
• drivers/net/ethernet/toshiba/ps3_gelic_net.c, 3 times
• drivers/net/wireless/ath/ath11k/dp_rx.c, 9 times
• drivers/net/wireless/ath/ath9k/recv.c, 3 times
• drivers/net/wireless/intel/iwlwifi/fw/dbg.c, 4 times
• drivers/net/wireless/intel/iwlwifi/fw/paging.c, 4 times
• drivers/net/wireless/marvell/mwl8k.c, 2 times
• drivers/nvme/host/fc.c, 3 times
• drivers/nvme/target/fc.c, 3 times
• drivers/ps3/ps3stor_lib.c, 3 times
• drivers/s390/scsi/zfcp_fsf.c, line 2528
• drivers/scsi/3w-9xxx.c, 2 times
• drivers/scsi/53c700.c, 6 times
• drivers/scsi/aacraid/aachba.c, 4 times
• drivers/scsi/aha1740.c, 3 times
• drivers/scsi/aic94xx/aic94xx_task.c, line 30
• drivers/scsi/hpsa.c, 7 times
• drivers/scsi/ibmvscsi/ibmvfc.c, 2 times
• drivers/scsi/ibmvscsi/ibmvscsi.c, 9 times
• drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c, 5 times
• drivers/scsi/ibmvscsi_tgt/libsrp.c, 4 times
• drivers/scsi/initio.c, 2 times
• drivers/scsi/ips.c, line 211
• drivers/scsi/megaraid.c, 2 times
• drivers/scsi/mpt3sas/mpt3sas_transport.c, 2 times
• drivers/scsi/mvumi.c, line 2048
• drivers/scsi/ncr53c8xx.c, 3 times
• drivers/scsi/pm8001/pm8001_hwi.c, line 4126
• drivers/scsi/pm8001/pm80xx_hwi.c, line 4169
• drivers/scsi/qla1280.c, line 448
• drivers/scsi/scsi_error.c, line 2401
• drivers/scsi/smartpqi/smartpqi_init.c, 5 times
• drivers/scsi/sym53c8xx_2/sym_glue.c, line 364
• drivers/scsi/virtio_scsi.c, line 568
• drivers/scsi/wd719x.c, 3 times
• drivers/soc/fsl/qbman/qman_test_stash.c, 2 times
• drivers/soc/ti/knav_qmss_acc.c, 2 times
• drivers/soc/ti/knav_qmss_queue.c, 2 times
• drivers/spi/spi-au1550.c, line 364
• drivers/staging/media/tegra-vde/dmabuf-cache.c, line 83
• drivers/staging/rts5208/rtsx.c, line 389
• drivers/staging/unisys/visorhba/visorhba_main.c, line 442
• drivers/target/target_core_transport.c, 2 times
• drivers/usb/dwc3/core.c, 3 times
• drivers/usb/gadget/udc/mv_u3d_core.c, 2 times
• drivers/usb/storage/uas.c, line 688
• drivers/usb/storage/usb.c, line 338
• drivers/vdpa/mlx5/core/mr.c, 3 times
• drivers/vdpa/vdpa_sim/vdpa_sim.c, line 122
• drivers/vfio/vfio_iommu_spapr_tce.c, line 891
• drivers/xen/gntdev-dmabuf.c, 3 times
• drivers/xen/xen-scsiback.c, line 645
• include/linux/dma-direction.h, line 14
• include/linux/pci-dma-compat.h, line 11
• include/target/target_core_fabric.h, line 230
• include/trace/events/rpcrdma.h, 2 times
• kernel/dma/debug.c, 4 times
• kernel/dma/map_benchmark.c, line 246
• kernel/dma/swiotlb.c, 4 times
• net/core/page_pool.c, line 50
• net/rds/ib_cm.c, line 426
• net/rds/ib_frmr.c, 2 times
• net/rds/ib_rdma.c, 3 times
• net/xdp/xsk_buff_pool.c, 5 times
• sound/mips/hal2.c, 3 times