| /linux-6.12.1/include/linux/ |
| D | dma-buf.h | 27 struct dma_buf;
72 int (*attach)(struct dma_buf *, struct dma_buf_attachment *);
83 void (*detach)(struct dma_buf *, struct dma_buf_attachment *);
203 void (*release)(struct dma_buf *);
230 int (*begin_cpu_access)(struct dma_buf *, enum dma_data_direction);
247 int (*end_cpu_access)(struct dma_buf *, enum dma_data_direction);
284 int (*mmap)(struct dma_buf *, struct vm_area_struct *vma);
286 int (*vmap)(struct dma_buf *dmabuf, struct iosys_map *map);
287 void (*vunmap)(struct dma_buf *dmabuf, struct iosys_map *map);
302 struct dma_buf { struct
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| D | virtio_dma_buf.h | 24 int (*device_attach)(struct dma_buf *dma_buf,
26 int (*get_uuid)(struct dma_buf *dma_buf, uuid_t *uuid);
29 int virtio_dma_buf_attach(struct dma_buf *dma_buf,
32 struct dma_buf *virtio_dma_buf_export
34 bool is_virtio_dma_buf(struct dma_buf *dma_buf);
35 int virtio_dma_buf_get_uuid(struct dma_buf *dma_buf, uuid_t *uuid);
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| /linux-6.12.1/drivers/gpu/drm/ |
| D | drm_prime.c | 89 struct dma_buf *dma_buf; member
97 struct dma_buf *dma_buf, uint32_t handle) in drm_prime_add_buf_handle() argument
106 get_dma_buf(dma_buf); in drm_prime_add_buf_handle()
107 member->dma_buf = dma_buf; in drm_prime_add_buf_handle()
117 if (dma_buf > pos->dma_buf) in drm_prime_add_buf_handle()
143 static struct dma_buf *drm_prime_lookup_buf_by_handle(struct drm_prime_file_private *prime_fpriv, in drm_prime_lookup_buf_by_handle()
154 return member->dma_buf; in drm_prime_lookup_buf_by_handle()
165 struct dma_buf *dma_buf, in drm_prime_lookup_buf_handle() argument
175 if (member->dma_buf == dma_buf) { in drm_prime_lookup_buf_handle()
178 } else if (member->dma_buf < dma_buf) { in drm_prime_lookup_buf_handle()
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| /linux-6.12.1/include/drm/ |
| D | drm_prime.h | 55 struct dma_buf;
66 struct dma_buf *drm_gem_dmabuf_export(struct drm_device *dev,
68 void drm_gem_dmabuf_release(struct dma_buf *dma_buf);
72 struct dma_buf *drm_gem_prime_handle_to_dmabuf(struct drm_device *dev,
80 int drm_gem_map_attach(struct dma_buf *dma_buf,
82 void drm_gem_map_detach(struct dma_buf *dma_buf,
89 int drm_gem_dmabuf_vmap(struct dma_buf *dma_buf, struct iosys_map *map);
90 void drm_gem_dmabuf_vunmap(struct dma_buf *dma_buf, struct iosys_map *map);
93 int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma);
97 struct dma_buf *drm_gem_prime_export(struct drm_gem_object *obj,
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| /linux-6.12.1/drivers/virtio/ |
| D | virtio_dma_buf.c | 20 struct dma_buf *virtio_dma_buf_export in virtio_dma_buf_export()
40 int virtio_dma_buf_attach(struct dma_buf *dma_buf, in virtio_dma_buf_attach() argument
45 container_of(dma_buf->ops, in virtio_dma_buf_attach()
49 ret = ops->device_attach(dma_buf, attach); in virtio_dma_buf_attach()
61 bool is_virtio_dma_buf(struct dma_buf *dma_buf) in is_virtio_dma_buf() argument
63 return dma_buf->ops->attach == &virtio_dma_buf_attach; in is_virtio_dma_buf()
74 int virtio_dma_buf_get_uuid(struct dma_buf *dma_buf, in virtio_dma_buf_get_uuid() argument
78 container_of(dma_buf->ops, in virtio_dma_buf_get_uuid()
81 if (!is_virtio_dma_buf(dma_buf)) in virtio_dma_buf_get_uuid()
84 return ops->get_uuid(dma_buf, uuid); in virtio_dma_buf_get_uuid()
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| /linux-6.12.1/drivers/gpu/drm/i915/gem/ |
| D | i915_gem_dmabuf.c | 23 static struct drm_i915_gem_object *dma_buf_to_obj(struct dma_buf *buf)
70 static int i915_gem_dmabuf_vmap(struct dma_buf *dma_buf, in i915_gem_dmabuf_vmap() argument
73 struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); in i915_gem_dmabuf_vmap()
85 static void i915_gem_dmabuf_vunmap(struct dma_buf *dma_buf, in i915_gem_dmabuf_vunmap() argument
88 struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); in i915_gem_dmabuf_vunmap()
94 static int i915_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) in i915_gem_dmabuf_mmap() argument
96 struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); in i915_gem_dmabuf_mmap()
118 static int i915_gem_begin_cpu_access(struct dma_buf *dma_buf, enum dma_data_direction direction) in i915_gem_begin_cpu_access() argument
120 struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); in i915_gem_begin_cpu_access()
143 static int i915_gem_end_cpu_access(struct dma_buf *dma_buf, enum dma_data_direction direction) in i915_gem_end_cpu_access() argument
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| D | i915_gem_dmabuf.h | 11 struct dma_buf;
14 struct dma_buf *dma_buf);
16 struct dma_buf *i915_gem_prime_export(struct drm_gem_object *gem_obj, int flags);
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| /linux-6.12.1/drivers/gpu/drm/vmwgfx/ |
| D | ttm_object.c | 96 void (*dmabuf_release)(struct dma_buf *dma_buf);
130 static void ttm_prime_dmabuf_release(struct dma_buf *dma_buf);
472 static bool __must_check get_dma_buf_unless_doomed(struct dma_buf *dmabuf) in get_dma_buf_unless_doomed()
494 BUG_ON(prime->dma_buf != NULL); in ttm_prime_refcount_release()
510 static void ttm_prime_dmabuf_release(struct dma_buf *dma_buf) in ttm_prime_dmabuf_release() argument
513 (struct ttm_prime_object *) dma_buf->priv; in ttm_prime_dmabuf_release()
518 tdev->dmabuf_release(dma_buf); in ttm_prime_dmabuf_release()
520 if (prime->dma_buf == dma_buf) in ttm_prime_dmabuf_release()
521 prime->dma_buf = NULL; in ttm_prime_dmabuf_release()
541 struct dma_buf *dma_buf; in ttm_prime_fd_to_handle() local
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| D | vmwgfx_prime.c | 44 static int vmw_prime_map_attach(struct dma_buf *dma_buf, in vmw_prime_map_attach() argument
50 static void vmw_prime_map_detach(struct dma_buf *dma_buf, in vmw_prime_map_detach() argument
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| /linux-6.12.1/drivers/gpu/drm/xe/ |
| D | xe_dma_buf.c | 25 static int xe_dma_buf_attach(struct dma_buf *dmabuf, in xe_dma_buf_attach()
41 static void xe_dma_buf_detach(struct dma_buf *dmabuf, in xe_dma_buf_detach()
92 struct dma_buf *dma_buf = attach->dmabuf; in xe_dma_buf_map() local
93 struct drm_gem_object *obj = dma_buf->priv; in xe_dma_buf_map()
148 struct dma_buf *dma_buf = attach->dmabuf; in xe_dma_buf_unmap() local
149 struct xe_bo *bo = gem_to_xe_bo(dma_buf->priv); in xe_dma_buf_unmap()
160 static int xe_dma_buf_begin_cpu_access(struct dma_buf *dma_buf, in xe_dma_buf_begin_cpu_access() argument
163 struct drm_gem_object *obj = dma_buf->priv; in xe_dma_buf_begin_cpu_access()
193 struct dma_buf *xe_gem_prime_export(struct drm_gem_object *obj, int flags) in xe_gem_prime_export()
196 struct dma_buf *buf; in xe_gem_prime_export()
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| D | xe_dma_buf.h | 11 struct dma_buf *xe_gem_prime_export(struct drm_gem_object *obj, int flags);
13 struct dma_buf *dma_buf);
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| /linux-6.12.1/drivers/gpu/drm/amd/amdgpu/ |
| D | amdgpu_dma_buf.c | 53 static int amdgpu_dma_buf_attach(struct dma_buf *dmabuf, in amdgpu_dma_buf_attach()
113 struct dma_buf *dma_buf = attach->dmabuf; in amdgpu_dma_buf_map() local
114 struct drm_gem_object *obj = dma_buf->priv; in amdgpu_dma_buf_map()
205 static int amdgpu_dma_buf_begin_cpu_access(struct dma_buf *dma_buf, in amdgpu_dma_buf_begin_cpu_access() argument
208 struct amdgpu_bo *bo = gem_to_amdgpu_bo(dma_buf->priv); in amdgpu_dma_buf_begin_cpu_access()
257 struct dma_buf *amdgpu_gem_prime_export(struct drm_gem_object *gobj, in amdgpu_gem_prime_export()
261 struct dma_buf *buf; in amdgpu_gem_prime_export()
287 amdgpu_dma_buf_create_obj(struct drm_device *dev, struct dma_buf *dma_buf) in amdgpu_dma_buf_create_obj() argument
289 struct dma_resv *resv = dma_buf->resv; in amdgpu_dma_buf_create_obj()
298 if (dma_buf->ops == &amdgpu_dmabuf_ops) { in amdgpu_dma_buf_create_obj()
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| D | amdgpu_dma_buf.h | 28 struct dma_buf *amdgpu_gem_prime_export(struct drm_gem_object *gobj,
31 struct dma_buf *dma_buf);
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| /linux-6.12.1/drivers/gpu/drm/omapdrm/ |
| D | omap_gem_dmabuf.c | 40 static int omap_gem_dmabuf_begin_cpu_access(struct dma_buf *buffer, in omap_gem_dmabuf_begin_cpu_access()
55 static int omap_gem_dmabuf_end_cpu_access(struct dma_buf *buffer, in omap_gem_dmabuf_end_cpu_access()
63 static int omap_gem_dmabuf_mmap(struct dma_buf *buffer, in omap_gem_dmabuf_mmap()
80 struct dma_buf *omap_gem_prime_export(struct drm_gem_object *obj, int flags) in omap_gem_prime_export()
98 struct dma_buf *dma_buf) in omap_gem_prime_import() argument
105 if (dma_buf->ops == &omap_dmabuf_ops) { in omap_gem_prime_import()
106 obj = dma_buf->priv; in omap_gem_prime_import()
117 attach = dma_buf_attach(dma_buf, dev->dev); in omap_gem_prime_import()
121 get_dma_buf(dma_buf); in omap_gem_prime_import()
129 obj = omap_gem_new_dmabuf(dev, dma_buf->size, sgt); in omap_gem_prime_import()
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| /linux-6.12.1/drivers/gpu/drm/i915/gem/selftests/ |
| D | mock_dmabuf.c | 54 static void mock_dmabuf_release(struct dma_buf *dma_buf) in mock_dmabuf_release() argument
56 struct mock_dmabuf *mock = to_mock(dma_buf); in mock_dmabuf_release()
65 static int mock_dmabuf_vmap(struct dma_buf *dma_buf, struct iosys_map *map) in mock_dmabuf_vmap() argument
67 struct mock_dmabuf *mock = to_mock(dma_buf); in mock_dmabuf_vmap()
78 static void mock_dmabuf_vunmap(struct dma_buf *dma_buf, struct iosys_map *map) in mock_dmabuf_vunmap() argument
80 struct mock_dmabuf *mock = to_mock(dma_buf); in mock_dmabuf_vunmap()
85 static int mock_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) in mock_dmabuf_mmap() argument
99 static struct dma_buf *mock_dmabuf(int npages) in mock_dmabuf()
103 struct dma_buf *dmabuf; in mock_dmabuf()
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| /linux-6.12.1/drivers/scsi/lpfc/ |
| D | lpfc_mem.c | 564 struct hbq_dmabuf *dma_buf; in lpfc_sli4_rb_alloc() local
566 dma_buf = kzalloc(sizeof(struct hbq_dmabuf), GFP_KERNEL); in lpfc_sli4_rb_alloc()
567 if (!dma_buf) in lpfc_sli4_rb_alloc()
570 dma_buf->hbuf.virt = dma_pool_alloc(phba->lpfc_hrb_pool, GFP_KERNEL, in lpfc_sli4_rb_alloc()
571 &dma_buf->hbuf.phys); in lpfc_sli4_rb_alloc()
572 if (!dma_buf->hbuf.virt) { in lpfc_sli4_rb_alloc()
573 kfree(dma_buf); in lpfc_sli4_rb_alloc()
576 dma_buf->dbuf.virt = dma_pool_alloc(phba->lpfc_drb_pool, GFP_KERNEL, in lpfc_sli4_rb_alloc()
577 &dma_buf->dbuf.phys); in lpfc_sli4_rb_alloc()
578 if (!dma_buf->dbuf.virt) { in lpfc_sli4_rb_alloc()
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| /linux-6.12.1/drivers/dma-buf/ |
| D | dma-buf.c | 42 static void __dma_buf_debugfs_list_add(struct dma_buf *dmabuf) in __dma_buf_debugfs_list_add()
49 static void __dma_buf_debugfs_list_del(struct dma_buf *dmabuf) in __dma_buf_debugfs_list_del()
59 static void __dma_buf_debugfs_list_add(struct dma_buf *dmabuf) in __dma_buf_debugfs_list_add()
70 struct dma_buf *dmabuf; in dmabuffs_dname()
86 struct dma_buf *dmabuf; in dma_buf_release()
149 struct dma_buf *dmabuf; in dma_buf_mmap_internal()
170 struct dma_buf *dmabuf; in dma_buf_llseek()
222 struct dma_buf *dmabuf = container_of(dcb->poll, struct dma_buf, poll); in dma_buf_poll_cb()
255 struct dma_buf *dmabuf; in dma_buf_poll()
336 static long dma_buf_set_name(struct dma_buf *dmabuf, const char __user *buf) in dma_buf_set_name()
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| D | dma-buf-sysfs-stats.h | 16 int dma_buf_stats_setup(struct dma_buf *dmabuf, struct file *file);
18 void dma_buf_stats_teardown(struct dma_buf *dmabuf);
28 static inline int dma_buf_stats_setup(struct dma_buf *dmabuf, struct file *file) in dma_buf_stats_setup()
33 static inline void dma_buf_stats_teardown(struct dma_buf *dmabuf) {} in dma_buf_stats_teardown()
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| D | dma-buf-sysfs-stats.c | 55 ssize_t (*show)(struct dma_buf *dmabuf,
66 struct dma_buf *dmabuf; in dma_buf_stats_attribute_show()
82 static ssize_t exporter_name_show(struct dma_buf *dmabuf, in exporter_name_show()
89 static ssize_t size_show(struct dma_buf *dmabuf, in size_show()
121 void dma_buf_stats_teardown(struct dma_buf *dmabuf) in dma_buf_stats_teardown()
171 int dma_buf_stats_setup(struct dma_buf *dmabuf, struct file *file) in dma_buf_stats_setup()
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| /linux-6.12.1/drivers/scsi/csiostor/ |
| D | csio_scsi.c | 206 struct csio_dma_buf *dma_buf; in csio_scsi_init_cmd_wr() local
222 dma_buf = &req->dma_buf; in csio_scsi_init_cmd_wr()
225 wr->rsp_dmalen = cpu_to_be32(dma_buf->len); in csio_scsi_init_cmd_wr()
226 wr->rsp_dmaaddr = cpu_to_be64(dma_buf->paddr); in csio_scsi_init_cmd_wr()
298 struct csio_dma_buf *dma_buf; in csio_scsi_init_ultptx_dsgl() local
329 dma_buf = (struct csio_dma_buf *)tmp; in csio_scsi_init_ultptx_dsgl()
331 sgl->addr0 = cpu_to_be64(dma_buf->paddr); in csio_scsi_init_ultptx_dsgl()
333 min(xfer_len, dma_buf->len)); in csio_scsi_init_ultptx_dsgl()
336 sge_pair->addr[1] = cpu_to_be64(dma_buf->paddr); in csio_scsi_init_ultptx_dsgl()
338 min(xfer_len, dma_buf->len)); in csio_scsi_init_ultptx_dsgl()
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| /linux-6.12.1/drivers/i2c/busses/ |
| D | i2c-qcom-geni.c | 95 void *dma_buf; member
384 if (gi2c->dma_buf) { in geni_i2c_rx_msg_cleanup()
388 i2c_put_dma_safe_msg_buf(gi2c->dma_buf, cur, !gi2c->err); in geni_i2c_rx_msg_cleanup()
396 if (gi2c->dma_buf) { in geni_i2c_tx_msg_cleanup()
400 i2c_put_dma_safe_msg_buf(gi2c->dma_buf, cur, !gi2c->err); in geni_i2c_tx_msg_cleanup()
409 void *dma_buf; in geni_i2c_rx_one_msg() local
414 dma_buf = i2c_get_dma_safe_msg_buf(msg, 32); in geni_i2c_rx_one_msg()
415 if (dma_buf) in geni_i2c_rx_one_msg()
423 if (dma_buf && geni_se_rx_dma_prep(se, dma_buf, len, &rx_dma)) { in geni_i2c_rx_one_msg()
425 i2c_put_dma_safe_msg_buf(dma_buf, msg, false); in geni_i2c_rx_one_msg()
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| /linux-6.12.1/drivers/xen/ |
| D | gntdev-dmabuf.c | 30 struct dma_buf *dmabuf;
220 static int dmabuf_exp_ops_attach(struct dma_buf *dma_buf, in dmabuf_exp_ops_attach() argument
235 static void dmabuf_exp_ops_detach(struct dma_buf *dma_buf, in dmabuf_exp_ops_detach() argument
327 static void dmabuf_exp_ops_release(struct dma_buf *dma_buf) in dmabuf_exp_ops_release() argument
329 struct gntdev_dmabuf *gntdev_dmabuf = dma_buf->priv; in dmabuf_exp_ops_release()
570 struct dma_buf *dma_buf; in dmabuf_imp_to_refs() local
577 dma_buf = dma_buf_get(fd); in dmabuf_imp_to_refs()
578 if (IS_ERR(dma_buf)) in dmabuf_imp_to_refs()
579 return ERR_CAST(dma_buf); in dmabuf_imp_to_refs()
590 attach = dma_buf_attach(dma_buf, dev); in dmabuf_imp_to_refs()
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| /linux-6.12.1/drivers/dma-buf/heaps/ |
| D | cma_heap.c | 50 static int cma_heap_attach(struct dma_buf *dmabuf, in cma_heap_attach()
83 static void cma_heap_detach(struct dma_buf *dmabuf, in cma_heap_detach()
121 static int cma_heap_dma_buf_begin_cpu_access(struct dma_buf *dmabuf, in cma_heap_dma_buf_begin_cpu_access()
142 static int cma_heap_dma_buf_end_cpu_access(struct dma_buf *dmabuf, in cma_heap_dma_buf_end_cpu_access()
178 static int cma_heap_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma) in cma_heap_mmap()
204 static int cma_heap_vmap(struct dma_buf *dmabuf, struct iosys_map *map) in cma_heap_vmap()
231 static void cma_heap_vunmap(struct dma_buf *dmabuf, struct iosys_map *map) in cma_heap_vunmap()
244 static void cma_heap_dma_buf_release(struct dma_buf *dmabuf) in cma_heap_dma_buf_release()
275 static struct dma_buf *cma_heap_allocate(struct dma_heap *heap, in cma_heap_allocate()
287 struct dma_buf *dmabuf; in cma_heap_allocate()
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| D | system_heap.c | 82 static int system_heap_attach(struct dma_buf *dmabuf, in system_heap_attach()
113 static void system_heap_detach(struct dma_buf *dmabuf, in system_heap_detach()
153 static int system_heap_dma_buf_begin_cpu_access(struct dma_buf *dmabuf, in system_heap_dma_buf_begin_cpu_access()
174 static int system_heap_dma_buf_end_cpu_access(struct dma_buf *dmabuf, in system_heap_dma_buf_end_cpu_access()
195 static int system_heap_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma) in system_heap_mmap()
243 static int system_heap_vmap(struct dma_buf *dmabuf, struct iosys_map *map) in system_heap_vmap()
271 static void system_heap_vunmap(struct dma_buf *dmabuf, struct iosys_map *map) in system_heap_vunmap()
284 static void system_heap_dma_buf_release(struct dma_buf *dmabuf) in system_heap_dma_buf_release()
334 static struct dma_buf *system_heap_allocate(struct dma_heap *heap, in system_heap_allocate()
343 struct dma_buf *dmabuf; in system_heap_allocate()
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| /linux-6.12.1/drivers/media/common/videobuf2/ |
| D | videobuf2-vmalloc.c | 32 struct dma_buf *dbuf;
212 static int vb2_vmalloc_dmabuf_ops_attach(struct dma_buf *dbuf, in vb2_vmalloc_dmabuf_ops_attach()
251 static void vb2_vmalloc_dmabuf_ops_detach(struct dma_buf *dbuf, in vb2_vmalloc_dmabuf_ops_detach()
304 static void vb2_vmalloc_dmabuf_ops_release(struct dma_buf *dbuf) in vb2_vmalloc_dmabuf_ops_release()
310 static int vb2_vmalloc_dmabuf_ops_vmap(struct dma_buf *dbuf, in vb2_vmalloc_dmabuf_ops_vmap()
320 static int vb2_vmalloc_dmabuf_ops_mmap(struct dma_buf *dbuf, in vb2_vmalloc_dmabuf_ops_mmap()
336 static struct dma_buf *vb2_vmalloc_get_dmabuf(struct vb2_buffer *vb, in vb2_vmalloc_get_dmabuf()
341 struct dma_buf *dbuf; in vb2_vmalloc_get_dmabuf()
404 struct dma_buf *dbuf, in vb2_vmalloc_attach_dmabuf()
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