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Searched refs:attach (Results 1 – 25 of 505) sorted by relevance

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/linux/drivers/dma-buf/
H A Ddma-buf.c793 static struct sg_table *__map_dma_buf(struct dma_buf_attachment *attach, in __map_dma_buf() argument
799 sg_table = attach->dmabuf->ops->map_dma_buf(attach, direction); in __map_dma_buf()
803 if (!dma_buf_attachment_is_dynamic(attach)) { in __map_dma_buf()
804 ret = dma_resv_wait_timeout(attach->dmabuf->resv, in __map_dma_buf()
808 attach->dmabuf->ops->unmap_dma_buf(attach, sg_table, in __map_dma_buf()
909 struct dma_buf_attachment *attach; in dma_buf_dynamic_attach() local
918 attach = kzalloc(sizeof(*attach), GFP_KERNEL); in dma_buf_dynamic_attach()
919 if (!attach) in dma_buf_dynamic_attach()
922 attach->dev = dev; in dma_buf_dynamic_attach()
923 attach->dmabuf = dmabuf; in dma_buf_dynamic_attach()
[all …]
/linux/drivers/gpu/drm/xe/
H A Dxe_dma_buf.c26 struct dma_buf_attachment *attach) in xe_dma_buf_attach() argument
28 struct drm_gem_object *obj = attach->dmabuf->priv; in xe_dma_buf_attach()
30 if (attach->peer2peer && in xe_dma_buf_attach()
31 pci_p2pdma_distance(to_pci_dev(obj->dev->dev), attach->dev, false) < 0) in xe_dma_buf_attach()
32 attach->peer2peer = false; in xe_dma_buf_attach()
34 if (!attach->peer2peer && !xe_bo_can_migrate(gem_to_xe_bo(obj), XE_PL_TT)) in xe_dma_buf_attach()
42 struct dma_buf_attachment *attach) in xe_dma_buf_detach() argument
44 struct drm_gem_object *obj = attach->dmabuf->priv; in xe_dma_buf_detach()
49 static int xe_dma_buf_pin(struct dma_buf_attachment *attach) in xe_dma_buf_pin() argument
51 struct drm_gem_object *obj = attach->dmabuf->priv; in xe_dma_buf_pin()
[all …]
/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_dma_buf.c54 struct dma_buf_attachment *attach) in amdgpu_dma_buf_attach() argument
60 if (pci_p2pdma_distance(adev->pdev, attach->dev, false) < 0) in amdgpu_dma_buf_attach()
61 attach->peer2peer = false; in amdgpu_dma_buf_attach()
73 static int amdgpu_dma_buf_pin(struct dma_buf_attachment *attach) in amdgpu_dma_buf_pin() argument
75 struct drm_gem_object *obj = attach->dmabuf->priv; in amdgpu_dma_buf_pin()
89 static void amdgpu_dma_buf_unpin(struct dma_buf_attachment *attach) in amdgpu_dma_buf_unpin() argument
91 struct drm_gem_object *obj = attach->dmabuf->priv; in amdgpu_dma_buf_unpin()
110 static struct sg_table *amdgpu_dma_buf_map(struct dma_buf_attachment *attach, in amdgpu_dma_buf_map() argument
113 struct dma_buf *dma_buf = attach->dmabuf; in amdgpu_dma_buf_map()
126 attach->peer2peer) { in amdgpu_dma_buf_map()
[all …]
/linux/drivers/infiniband/core/
H A Dumem_dmabuf.c24 dma_resv_assert_held(umem_dmabuf->attach->dmabuf->resv); in ib_umem_dmabuf_map_pages()
32 sgt = dma_buf_map_attachment(umem_dmabuf->attach, in ib_umem_dmabuf_map_pages()
75 ret = dma_resv_wait_timeout(umem_dmabuf->attach->dmabuf->resv, in ib_umem_dmabuf_map_pages()
88 dma_resv_assert_held(umem_dmabuf->attach->dmabuf->resv); in ib_umem_dmabuf_unmap_pages()
109 dma_buf_unmap_attachment(umem_dmabuf->attach, umem_dmabuf->sgt, in ib_umem_dmabuf_unmap_pages()
158 umem_dmabuf->attach = dma_buf_dynamic_attach( in ib_umem_dmabuf_get_with_dma_device()
163 if (IS_ERR(umem_dmabuf->attach)) { in ib_umem_dmabuf_get_with_dma_device()
164 ret = ERR_CAST(umem_dmabuf->attach); in ib_umem_dmabuf_get_with_dma_device()
188 ib_umem_dmabuf_unsupported_move_notify(struct dma_buf_attachment *attach) in ib_umem_dmabuf_unsupported_move_notify() argument
190 struct ib_umem_dmabuf *umem_dmabuf = attach->importer_priv; in ib_umem_dmabuf_unsupported_move_notify()
[all …]
/linux/drivers/media/common/videobuf2/
H A Dvideobuf2-vmalloc.c215 struct vb2_vmalloc_attachment *attach; in vb2_vmalloc_dmabuf_ops_attach() local
224 attach = kzalloc(sizeof(*attach), GFP_KERNEL); in vb2_vmalloc_dmabuf_ops_attach()
225 if (!attach) in vb2_vmalloc_dmabuf_ops_attach()
228 sgt = &attach->sgt; in vb2_vmalloc_dmabuf_ops_attach()
231 kfree(attach); in vb2_vmalloc_dmabuf_ops_attach()
239 kfree(attach); in vb2_vmalloc_dmabuf_ops_attach()
246 attach->dma_dir = DMA_NONE; in vb2_vmalloc_dmabuf_ops_attach()
247 dbuf_attach->priv = attach; in vb2_vmalloc_dmabuf_ops_attach()
254 struct vb2_vmalloc_attachment *attach = db_attach->priv; in vb2_vmalloc_dmabuf_ops_detach() local
257 if (!attach) in vb2_vmalloc_dmabuf_ops_detach()
[all …]
H A Dvideobuf2-dma-sg.c371 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 …]
H A Dvideobuf2-dma-contig.c320 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 …]
/linux/include/linux/
H A Ddma-buf.h72 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);
488 void (*move_notify)(struct dma_buf_attachment *attach);
595 dma_buf_attachment_is_dynamic(struct dma_buf_attachment *attach) in dma_buf_attachment_is_dynamic() argument
597 return !!attach->importer_ops; in dma_buf_attachment_is_dynamic()
607 struct dma_buf_attachment *attach);
608 int dma_buf_pin(struct dma_buf_attachment *attach);
609 void dma_buf_unpin(struct dma_buf_attachment *attach);
627 dma_buf_map_attachment_unlocked(struct dma_buf_attachment *attach,
[all …]
/linux/drivers/xen/
H A Dgntdev-dmabuf.c48 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 …]
/linux/drivers/gpu/drm/virtio/
H A Dvirtgpu_prime.c47 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
/linux/drivers/gpu/drm/omapdrm/
H A Domap_gem_dmabuf.c100 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()
/linux/drivers/gpu/drm/
H A Ddrm_prime.c605 struct dma_buf_attachment *attach) in drm_gem_map_attach() argument
631 struct dma_buf_attachment *attach) in drm_gem_map_detach() argument
651 struct sg_table *drm_gem_map_dma_buf(struct dma_buf_attachment *attach, in drm_gem_map_dma_buf() argument
654 struct drm_gem_object *obj = attach->dmabuf->priv; in drm_gem_map_dma_buf()
668 ret = dma_map_sgtable(attach->dev, sgt, dir, in drm_gem_map_dma_buf()
688 void drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach, in drm_gem_unmap_dma_buf() argument
695 dma_unmap_sgtable(attach->dev, sgt, dir, DMA_ATTR_SKIP_CPU_SYNC); in drm_gem_unmap_dma_buf()
814 .attach = drm_gem_map_attach,
938 struct dma_buf_attachment *attach; in drm_gem_prime_import_dev() local
958 attach = dma_buf_attach(dma_buf, attach_dev); in drm_gem_prime_import_dev()
[all …]
H A Ddrm_gem_dma_helper.c463 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()
/linux/drivers/gpu/drm/i915/gem/
H A Di915_gem_dmabuf.c28 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 …]
/linux/drivers/gpu/drm/tegra/
H A Dgem.c82 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()
460 struct dma_buf_attachment *attach; in tegra_bo_import() local
473 attach = dma_buf_attach(buf, drm->dev); in tegra_bo_import()
[all …]
/linux/Documentation/bpf/libbpf/
H A Dprogram_types.rst8 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
216 .. [#fentry] The ``fentry`` attach format is ``fentry[.s]/<function>``.
217 .. [#kprobe] The ``kprobe`` attach format is ``kprobe/<function>[+<offset>]``. Valid
220 .. [#ksyscall] The ``ksyscall`` attach format is ``ksyscall/<syscall>``.
221 .. [#uprobe] The ``uprobe`` attach format is ``uprobe[.s]/<path>:<function>[+<offset>]``.
222 .. [#usdt] The ``usdt`` attach format is ``usdt/<path>:<provider>:<name>``.
223 .. [#kpmulti] The ``kprobe.multi`` attach format is ``kprobe.multi/<pattern>`` where ``pattern``
227 .. [#rawtp] The ``raw_tp`` attach format is ``raw_tracepoint[.w]/<tracepoint>``.
228 .. [#tc_legacy] The ``tc``, ``classifier`` and ``action`` attach types are deprecated, use
[all …]
/linux/tools/bpf/bpftool/Documentation/
H A Dbpftool-cgroup.rst22 { **show** | **list** | **tree** | **attach** | **detach** | **help** }
29 | **bpftool** **cgroup attach** *CGROUP* *ATTACH_TYPE* *PROG* [*ATTACH_FLAGS*]
55 Output will start with program ID followed by attach type, attach flags and
67 with absolute cgroup path, followed by program ID, attach type, attach
74 bpftool cgroup attach *CGROUP* *ATTACH_TYPE* *PROG* [*ATTACH_FLAGS*]
75 Attach program *PROG* to the cgroup *CGROUP* with attach type *ATTACH_TYPE*
83 Only one program is allowed to be attached to a cgroup with no attach flags
85 program and attach the new one.
125 Detach *PROG* from the cgroup *CGROUP* and attach type *ATTACH_TYPE*.
143 | **# bpftool cgroup attach /sys/fs/cgroup/test.slice/ device id 1 allow_multi**
H A Dbpftool-net.rst21 *COMMANDS* := { **show** | **list** | **attach** | **detach** | **help** }
27 | **bpftool** **net attach** *ATTACH_TYPE* *PROG* **dev** *NAME* [ **overwrite** ]
61 bpftool net attach *ATTACH_TYPE* *PROG* dev *NAME* [ overwrite ]
78 for attach must be specified. Currently, only XDP-related modes are
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**
185 | **# bpftool net attach tcx_ingress name tc_prog dev lo**
195 | **# bpftool net attach tcx_ingress name tc_prog dev lo**
/linux/drivers/gpu/drm/vmwgfx/
H A Dvmwgfx_prime.c45 struct dma_buf_attachment *attach) in vmw_prime_map_attach() argument
51 struct dma_buf_attachment *attach) in vmw_prime_map_detach() argument
55 static struct sg_table *vmw_prime_map_dma_buf(struct dma_buf_attachment *attach, in vmw_prime_map_dma_buf() argument
61 static void vmw_prime_unmap_dma_buf(struct dma_buf_attachment *attach, in vmw_prime_unmap_dma_buf() argument
68 .attach = vmw_prime_map_attach,
/linux/drivers/nvdimm/
H A Dclaim.c44 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()
/linux/drivers/iio/
H A Dindustrialio-buffer.c53 struct dma_buf_attachment *attach; member
1562 struct dma_buf_attachment *attach = priv->attach; in iio_buffer_dmabuf_release() local
1564 struct dma_buf *dmabuf = attach->dmabuf; in iio_buffer_dmabuf_release()
1567 dma_buf_unmap_attachment(attach, priv->sgt, priv->dir); in iio_buffer_dmabuf_release()
1572 dma_buf_detach(attach->dmabuf, attach); in iio_buffer_dmabuf_release()
1577 static void iio_buffer_dmabuf_get(struct dma_buf_attachment *attach) in iio_buffer_dmabuf_get() argument
1579 struct iio_dmabuf_priv *priv = attach->importer_priv; in iio_buffer_dmabuf_get()
1584 static void iio_buffer_dmabuf_put(struct dma_buf_attachment *attach) in iio_buffer_dmabuf_put() argument
1586 struct iio_dmabuf_priv *priv = attach->importer_priv; in iio_buffer_dmabuf_put()
1605 iio_buffer_dmabuf_put(priv->attach); in iio_buffer_chrdev_release()
[all …]
/linux/drivers/virtio/
H A Dvirtio_dma_buf.c28 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()
/linux/Documentation/bpf/
H A Dmap_cgroup_storage.rst10 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 …]
/linux/drivers/gpu/drm/armada/
H A Darmada_gem.c386 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 …]
/linux/include/drm/
H A Ddrm_prime.h81 struct dma_buf_attachment *attach);
83 struct dma_buf_attachment *attach);
84 struct sg_table *drm_gem_map_dma_buf(struct dma_buf_attachment *attach,
86 void drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach,

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