/openbmc/linux/drivers/dma-buf/ |
H A D | dma-buf.c | 777 static struct sg_table * __map_dma_buf(struct dma_buf_attachment *attach, in __map_dma_buf() argument 783 sg_table = attach->dmabuf->ops->map_dma_buf(attach, direction); in __map_dma_buf() 787 if (!dma_buf_attachment_is_dynamic(attach)) { in __map_dma_buf() 788 ret = dma_resv_wait_timeout(attach->dmabuf->resv, in __map_dma_buf() 792 attach->dmabuf->ops->unmap_dma_buf(attach, sg_table, in __map_dma_buf() 893 struct dma_buf_attachment *attach; in dma_buf_dynamic_attach() local 902 attach = kzalloc(sizeof(*attach), GFP_KERNEL); in dma_buf_dynamic_attach() 903 if (!attach) in dma_buf_dynamic_attach() 906 attach->dev = dev; in dma_buf_dynamic_attach() 907 attach->dmabuf = dmabuf; in dma_buf_dynamic_attach() [all …]
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/openbmc/linux/drivers/infiniband/core/ |
H A D | umem_dmabuf.c | 24 dma_resv_assert_held(umem_dmabuf->attach->dmabuf->resv); in ib_umem_dmabuf_map_pages() 29 sgt = dma_buf_map_attachment(umem_dmabuf->attach, in ib_umem_dmabuf_map_pages() 72 ret = dma_resv_wait_timeout(umem_dmabuf->attach->dmabuf->resv, in ib_umem_dmabuf_map_pages() 85 dma_resv_assert_held(umem_dmabuf->attach->dmabuf->resv); in ib_umem_dmabuf_unmap_pages() 106 dma_buf_unmap_attachment(umem_dmabuf->attach, umem_dmabuf->sgt, in ib_umem_dmabuf_unmap_pages() 153 umem_dmabuf->attach = dma_buf_dynamic_attach( in ib_umem_dmabuf_get() 158 if (IS_ERR(umem_dmabuf->attach)) { in ib_umem_dmabuf_get() 159 ret = ERR_CAST(umem_dmabuf->attach); in ib_umem_dmabuf_get() 174 ib_umem_dmabuf_unsupported_move_notify(struct dma_buf_attachment *attach) in ib_umem_dmabuf_unsupported_move_notify() argument 176 struct ib_umem_dmabuf *umem_dmabuf = attach->importer_priv; in ib_umem_dmabuf_unsupported_move_notify() [all …]
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/openbmc/linux/drivers/gpu/drm/amd/amdgpu/ |
H A D | amdgpu_dma_buf.c | 55 struct dma_buf_attachment *attach) in amdgpu_dma_buf_attach() argument 62 if (pci_p2pdma_distance(adev->pdev, attach->dev, false) < 0) in amdgpu_dma_buf_attach() 63 attach->peer2peer = false; in amdgpu_dma_buf_attach() 85 struct dma_buf_attachment *attach) in amdgpu_dma_buf_detach() argument 102 static int amdgpu_dma_buf_pin(struct dma_buf_attachment *attach) in amdgpu_dma_buf_pin() argument 104 struct drm_gem_object *obj = attach->dmabuf->priv; in amdgpu_dma_buf_pin() 118 static void amdgpu_dma_buf_unpin(struct dma_buf_attachment *attach) in amdgpu_dma_buf_unpin() argument 120 struct drm_gem_object *obj = attach->dmabuf->priv; in amdgpu_dma_buf_unpin() 139 static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach, in amdgpu_dma_buf_map() argument 142 struct dma_buf *dma_buf = attach->dmabuf; in amdgpu_dma_buf_map() [all …]
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/openbmc/linux/drivers/media/common/videobuf2/ |
H A D | videobuf2-vmalloc.c | 213 struct vb2_vmalloc_attachment *attach; in vb2_vmalloc_dmabuf_ops_attach() local 222 attach = kzalloc(sizeof(*attach), GFP_KERNEL); in vb2_vmalloc_dmabuf_ops_attach() 223 if (!attach) in vb2_vmalloc_dmabuf_ops_attach() 226 sgt = &attach->sgt; in vb2_vmalloc_dmabuf_ops_attach() 229 kfree(attach); in vb2_vmalloc_dmabuf_ops_attach() 237 kfree(attach); in vb2_vmalloc_dmabuf_ops_attach() 244 attach->dma_dir = DMA_NONE; in vb2_vmalloc_dmabuf_ops_attach() 245 dbuf_attach->priv = attach; in vb2_vmalloc_dmabuf_ops_attach() 252 struct vb2_vmalloc_attachment *attach = db_attach->priv; in vb2_vmalloc_dmabuf_ops_detach() local 255 if (!attach) in vb2_vmalloc_dmabuf_ops_detach() [all …]
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H A D | videobuf2-dma-sg.c | 371 struct vb2_dma_sg_attachment *attach; in vb2_dma_sg_dmabuf_ops_attach() local 378 attach = kzalloc(sizeof(*attach), GFP_KERNEL); in vb2_dma_sg_dmabuf_ops_attach() 379 if (!attach) in vb2_dma_sg_dmabuf_ops_attach() 382 sgt = &attach->sgt; in vb2_dma_sg_dmabuf_ops_attach() 388 kfree(attach); in vb2_dma_sg_dmabuf_ops_attach() 400 attach->dma_dir = DMA_NONE; in vb2_dma_sg_dmabuf_ops_attach() 401 dbuf_attach->priv = attach; in vb2_dma_sg_dmabuf_ops_attach() 409 struct vb2_dma_sg_attachment *attach = db_attach->priv; in vb2_dma_sg_dmabuf_ops_detach() local 412 if (!attach) in vb2_dma_sg_dmabuf_ops_detach() 415 sgt = &attach->sgt; in vb2_dma_sg_dmabuf_ops_detach() [all …]
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H A D | videobuf2-dma-contig.c | 320 struct vb2_dc_attachment *attach; in vb2_dc_dmabuf_ops_attach() local 327 attach = kzalloc(sizeof(*attach), GFP_KERNEL); in vb2_dc_dmabuf_ops_attach() 328 if (!attach) in vb2_dc_dmabuf_ops_attach() 331 sgt = &attach->sgt; in vb2_dc_dmabuf_ops_attach() 337 kfree(attach); in vb2_dc_dmabuf_ops_attach() 349 attach->dma_dir = DMA_NONE; in vb2_dc_dmabuf_ops_attach() 350 dbuf_attach->priv = attach; in vb2_dc_dmabuf_ops_attach() 358 struct vb2_dc_attachment *attach = db_attach->priv; in vb2_dc_dmabuf_ops_detach() local 361 if (!attach) in vb2_dc_dmabuf_ops_detach() 364 sgt = &attach->sgt; in vb2_dc_dmabuf_ops_detach() [all …]
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/openbmc/linux/include/linux/ |
H A D | dma-buf.h | 72 int (*attach)(struct dma_buf *, struct dma_buf_attachment *); member 109 int (*pin)(struct dma_buf_attachment *attach); 122 void (*unpin)(struct dma_buf_attachment *attach); 483 void (*move_notify)(struct dma_buf_attachment *attach); 590 dma_buf_attachment_is_dynamic(struct dma_buf_attachment *attach) in dma_buf_attachment_is_dynamic() argument 592 return !!attach->importer_ops; in dma_buf_attachment_is_dynamic() 602 struct dma_buf_attachment *attach); 603 int dma_buf_pin(struct dma_buf_attachment *attach); 604 void dma_buf_unpin(struct dma_buf_attachment *attach); 622 dma_buf_map_attachment_unlocked(struct dma_buf_attachment *attach, [all …]
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/openbmc/linux/drivers/xen/ |
H A D | gntdev-dmabuf.c | 48 struct dma_buf_attachment *attach; member 221 struct dma_buf_attachment *attach) in dmabuf_exp_ops_attach() argument 231 attach->priv = gntdev_dmabuf_attach; in dmabuf_exp_ops_attach() 236 struct dma_buf_attachment *attach) in dmabuf_exp_ops_detach() argument 238 struct gntdev_dmabuf_attachment *gntdev_dmabuf_attach = attach->priv; in dmabuf_exp_ops_detach() 245 dma_unmap_sgtable(attach->dev, sgt, in dmabuf_exp_ops_detach() 253 attach->priv = NULL; in dmabuf_exp_ops_detach() 258 dmabuf_exp_ops_map_dma_buf(struct dma_buf_attachment *attach, in dmabuf_exp_ops_map_dma_buf() argument 261 struct gntdev_dmabuf_attachment *gntdev_dmabuf_attach = attach->priv; in dmabuf_exp_ops_map_dma_buf() 262 struct gntdev_dmabuf *gntdev_dmabuf = attach->dmabuf->priv; in dmabuf_exp_ops_map_dma_buf() [all …]
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/openbmc/linux/drivers/gpu/drm/virtio/ |
H A D | virtgpu_prime.c | 47 virtgpu_gem_map_dma_buf(struct dma_buf_attachment *attach, in virtgpu_gem_map_dma_buf() argument 50 struct drm_gem_object *obj = attach->dmabuf->priv; in virtgpu_gem_map_dma_buf() 54 return virtio_gpu_vram_map_dma_buf(bo, attach->dev, dir); in virtgpu_gem_map_dma_buf() 56 return drm_gem_map_dma_buf(attach, dir); in virtgpu_gem_map_dma_buf() 59 static void virtgpu_gem_unmap_dma_buf(struct dma_buf_attachment *attach, in virtgpu_gem_unmap_dma_buf() argument 63 struct drm_gem_object *obj = attach->dmabuf->priv; in virtgpu_gem_unmap_dma_buf() 67 virtio_gpu_vram_unmap_dma_buf(attach->dev, sgt, dir); in virtgpu_gem_unmap_dma_buf() 71 drm_gem_unmap_dma_buf(attach, sgt, dir); in virtgpu_gem_unmap_dma_buf() 77 .attach = virtio_dma_buf_attach, 166 struct drm_device *dev, struct dma_buf_attachment *attach, in virtgpu_gem_prime_import_sg_table() argument
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/openbmc/linux/drivers/gpu/drm/omapdrm/ |
H A D | omap_gem_dmabuf.c | 100 struct dma_buf_attachment *attach; in omap_gem_prime_import() local 117 attach = dma_buf_attach(dma_buf, dev->dev); in omap_gem_prime_import() 118 if (IS_ERR(attach)) in omap_gem_prime_import() 119 return ERR_CAST(attach); in omap_gem_prime_import() 123 sgt = dma_buf_map_attachment_unlocked(attach, DMA_TO_DEVICE); in omap_gem_prime_import() 135 obj->import_attach = attach; in omap_gem_prime_import() 140 dma_buf_unmap_attachment_unlocked(attach, sgt, DMA_TO_DEVICE); in omap_gem_prime_import() 142 dma_buf_detach(dma_buf, attach); in omap_gem_prime_import()
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/openbmc/linux/drivers/gpu/drm/ |
H A D | drm_prime.c | 581 struct dma_buf_attachment *attach) in drm_gem_map_attach() argument 607 struct dma_buf_attachment *attach) in drm_gem_map_detach() argument 627 struct sg_table *drm_gem_map_dma_buf(struct dma_buf_attachment *attach, in drm_gem_map_dma_buf() argument 630 struct drm_gem_object *obj = attach->dmabuf->priv; in drm_gem_map_dma_buf() 644 ret = dma_map_sgtable(attach->dev, sgt, dir, in drm_gem_map_dma_buf() 664 void drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach, in drm_gem_unmap_dma_buf() argument 671 dma_unmap_sgtable(attach->dev, sgt, dir, DMA_ATTR_SKIP_CPU_SYNC); in drm_gem_unmap_dma_buf() 790 .attach = drm_gem_map_attach, 914 struct dma_buf_attachment *attach; in drm_gem_prime_import_dev() local 934 attach = dma_buf_attach(dma_buf, attach_dev); in drm_gem_prime_import_dev() [all …]
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H A D | drm_gem_dma_helper.c | 463 struct dma_buf_attachment *attach, in drm_gem_dma_prime_import_sg_table() argument 469 if (drm_prime_get_contiguous_size(sgt) < attach->dmabuf->size) in drm_gem_dma_prime_import_sg_table() 473 dma_obj = __drm_gem_dma_create(dev, attach->dmabuf->size, true); in drm_gem_dma_prime_import_sg_table() 481 attach->dmabuf->size); in drm_gem_dma_prime_import_sg_table() 575 struct dma_buf_attachment *attach, in drm_gem_dma_prime_import_sg_table_vmap() argument 583 ret = dma_buf_vmap_unlocked(attach->dmabuf, &map); in drm_gem_dma_prime_import_sg_table_vmap() 589 obj = drm_gem_dma_prime_import_sg_table(dev, attach, sgt); in drm_gem_dma_prime_import_sg_table_vmap() 591 dma_buf_vunmap_unlocked(attach->dmabuf, &map); in drm_gem_dma_prime_import_sg_table_vmap()
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/openbmc/linux/drivers/gpu/drm/i915/gem/ |
H A D | i915_gem_dmabuf.c | 28 static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attach, in i915_gem_map_dma_buf() argument 31 struct drm_i915_gem_object *obj = dma_buf_to_obj(attach->dmabuf); in i915_gem_map_dma_buf() 56 ret = dma_map_sgtable(attach->dev, sgt, dir, DMA_ATTR_SKIP_CPU_SYNC); in i915_gem_map_dma_buf() 168 struct dma_buf_attachment *attach) in i915_gem_dmabuf_attach() argument 197 struct dma_buf_attachment *attach) in i915_gem_dmabuf_detach() argument 205 .attach = i915_gem_dmabuf_attach, 286 struct dma_buf_attachment *attach; in i915_gem_prime_import() local 308 attach = dma_buf_attach(dma_buf, dev->dev); in i915_gem_prime_import() 309 if (IS_ERR(attach)) in i915_gem_prime_import() 310 return ERR_CAST(attach); in i915_gem_prime_import() [all …]
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/openbmc/linux/drivers/gpu/drm/tegra/ |
H A D | gem.c | 82 map->attach = dma_buf_attach(buf, dev); in tegra_bo_pin() 83 if (IS_ERR(map->attach)) { in tegra_bo_pin() 84 err = PTR_ERR(map->attach); in tegra_bo_pin() 88 map->sgt = dma_buf_map_attachment_unlocked(map->attach, direction); in tegra_bo_pin() 90 dma_buf_detach(buf, map->attach); in tegra_bo_pin() 163 if (map->attach) { in tegra_bo_unpin() 164 dma_buf_unmap_attachment_unlocked(map->attach, map->sgt, in tegra_bo_unpin() 166 dma_buf_detach(map->attach->dmabuf, map->attach); in tegra_bo_unpin() 450 struct dma_buf_attachment *attach; in tegra_bo_import() local 458 attach = dma_buf_attach(buf, drm->dev); in tegra_bo_import() [all …]
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/openbmc/linux/drivers/gpu/drm/vmwgfx/ |
H A D | vmwgfx_prime.c | 43 struct dma_buf_attachment *attach) in vmw_prime_map_attach() argument 49 struct dma_buf_attachment *attach) in vmw_prime_map_detach() argument 53 static struct sg_table *vmw_prime_map_dma_buf(struct dma_buf_attachment *attach, in vmw_prime_map_dma_buf() argument 59 static void vmw_prime_unmap_dma_buf(struct dma_buf_attachment *attach, in vmw_prime_unmap_dma_buf() argument 66 .attach = vmw_prime_map_attach,
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/openbmc/linux/Documentation/bpf/libbpf/ |
H A D | program_types.rst | 8 The table below lists the program types, their attach types where relevant and the ELF section 15 When ``extras`` are specified, they provide details of how to auto-attach the BPF program. The 190 .. [#fentry] The ``fentry`` attach format is ``fentry[.s]/<function>``. 191 .. [#kprobe] The ``kprobe`` attach format is ``kprobe/<function>[+<offset>]``. Valid 194 .. [#ksyscall] The ``ksyscall`` attach format is ``ksyscall/<syscall>``. 195 .. [#uprobe] The ``uprobe`` attach format is ``uprobe[.s]/<path>:<function>[+<offset>]``. 196 .. [#usdt] The ``usdt`` attach format is ``usdt/<path>:<provider>:<name>``. 197 .. [#kpmulti] The ``kprobe.multi`` attach format is ``kprobe.multi/<pattern>`` where ``pattern`` 201 .. [#rawtp] The ``raw_tp`` attach format is ``raw_tracepoint[.w]/<tracepoint>``. 202 .. [#tp] The ``tracepoint`` attach format is ``tracepoint/<category>/<name>``. [all …]
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/openbmc/linux/tools/bpf/bpftool/Documentation/ |
H A D | bpftool-cgroup.rst | 22 { **show** | **list** | **tree** | **attach** | **detach** | **help** } 29 | **bpftool** **cgroup attach** *CGROUP* *ATTACH_TYPE* *PROG* [*ATTACH_FLAGS*] 52 Output will start with program ID followed by attach type, 53 attach flags and program name. 66 program ID, attach type, attach flags and program name. 72 **bpftool cgroup attach** *CGROUP* *ATTACH_TYPE* *PROG* [*ATTACH_FLAGS*] 73 Attach program *PROG* to the cgroup *CGROUP* with attach type 83 no attach flags or the **override** flag. Attaching another 84 program will release old program and attach the new one. 123 Detach *PROG* from the cgroup *CGROUP* and attach type [all …]
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H A D | bpftool-net.rst | 22 { **show** | **list** | **attach** | **detach** | **help** } 28 | **bpftool** **net attach** *ATTACH_TYPE* *PROG* **dev** *NAME* [ **overwrite** ] 63 **bpftool** **net attach** *ATTACH_TYPE* *PROG* **dev** *NAME* [ **overwrite** ] 78 *ATTACH_TYPE* previously used for attach must be specified. 157 | **# bpftool net attach xdpdrv id 16 dev enp6s0np0** 166 | **# bpftool net attach xdpdrv id 16 dev enp6s0np0** 167 | **# bpftool net attach xdpdrv id 20 dev enp6s0np0 overwrite** 176 | **# bpftool net attach xdpdrv id 16 dev enp6s0np0**
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/openbmc/linux/drivers/nvdimm/ |
H A D | claim.c | 44 bool __nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach, in __nd_attach_ndns() argument 47 struct nvdimm_bus *nvdimm_bus = walk_to_nvdimm_bus(&attach->dev); in __nd_attach_ndns() 49 if (attach->claim) in __nd_attach_ndns() 53 attach->claim = dev; in __nd_attach_ndns() 54 *_ndns = attach; in __nd_attach_ndns() 55 get_device(&attach->dev); in __nd_attach_ndns() 59 bool nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach, in nd_attach_ndns() argument 64 nvdimm_bus_lock(&attach->dev); in nd_attach_ndns() 65 claimed = __nd_attach_ndns(dev, attach, _ndns); in nd_attach_ndns() 66 nvdimm_bus_unlock(&attach->dev); in nd_attach_ndns()
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/openbmc/linux/drivers/vfio/ |
H A D | device_cdev.c | 159 struct vfio_device_attach_iommufd_pt attach; in vfio_df_ioctl_attach_pt() local 165 if (copy_from_user(&attach, arg, minsz)) in vfio_df_ioctl_attach_pt() 168 if (attach.argsz < minsz || attach.flags) in vfio_df_ioctl_attach_pt() 172 ret = device->ops->attach_ioas(device, &attach.pt_id); in vfio_df_ioctl_attach_pt() 176 if (copy_to_user(&arg->pt_id, &attach.pt_id, sizeof(attach.pt_id))) { in vfio_df_ioctl_attach_pt()
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/openbmc/linux/drivers/virtio/ |
H A D | virtio_dma_buf.c | 28 exp_info->ops->attach != &virtio_dma_buf_attach || in virtio_dma_buf_export() 41 struct dma_buf_attachment *attach) in virtio_dma_buf_attach() argument 49 ret = ops->device_attach(dma_buf, attach); in virtio_dma_buf_attach() 63 return dma_buf->ops->attach == &virtio_dma_buf_attach; in is_virtio_dma_buf()
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/openbmc/linux/Documentation/bpf/ |
H A D | map_cgroup_storage.rst | 10 attach to cgroups; the programs are made available by the same Kconfig. The 34 ``attach_type`` is the program's attach type. 37 When this key type is used, then all attach types of the particular cgroup and 39 ``struct bpf_cgroup_storage_key``, then programs of different attach types 133 multiple attach types, and each attach creates a fresh zeroed storage. The 145 does not already contain an entry for the cgroup and attach type pair, or else 146 the old storage is reused for the new attachment. If the map is attach type 147 shared, then attach type is simply ignored during comparison. Storage is freed 158 In all versions, userspace may use the attach parameters of cgroup and 159 attach type pair in ``struct bpf_cgroup_storage_key`` as the key to the BPF map [all …]
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/openbmc/linux/drivers/gpu/drm/armada/ |
H A D | armada_gem.c | 386 armada_gem_prime_map_dma_buf(struct dma_buf_attachment *attach, in armada_gem_prime_map_dma_buf() argument 389 struct drm_gem_object *obj = attach->dmabuf->priv; in armada_gem_prime_map_dma_buf() 419 if (dma_map_sgtable(attach->dev, sgt, dir, 0)) in armada_gem_prime_map_dma_buf() 428 if (dma_map_sgtable(attach->dev, sgt, dir, 0)) in armada_gem_prime_map_dma_buf() 452 static void armada_gem_prime_unmap_dma_buf(struct dma_buf_attachment *attach, in armada_gem_prime_unmap_dma_buf() argument 455 struct drm_gem_object *obj = attach->dmabuf->priv; in armada_gem_prime_unmap_dma_buf() 460 dma_unmap_sgtable(attach->dev, sgt, dir, 0); in armada_gem_prime_unmap_dma_buf() 502 struct dma_buf_attachment *attach; in armada_gem_prime_import() local 517 attach = dma_buf_attach(buf, dev->dev); in armada_gem_prime_import() 518 if (IS_ERR(attach)) in armada_gem_prime_import() [all …]
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/openbmc/linux/include/drm/ |
H A D | drm_prime.h | 78 struct dma_buf_attachment *attach); 80 struct dma_buf_attachment *attach); 81 struct sg_table *drm_gem_map_dma_buf(struct dma_buf_attachment *attach, 83 void drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach,
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/openbmc/linux/samples/bpf/ |
H A D | tcp_bpf.readme | 2 programs. These programs attach to a cgroupv2. The following commands create 3 a cgroupv2 and attach a bash shell to the group. 12 (attach) one of the tcp_*_kern.o programs: 15 bpftool cgroup attach /tmp/cgroupv2/foo sock_ops pinned /sys/fs/bpf/tcp_prog
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