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Lines Matching defs:attach

676  * Optional pinning of buffers is handled at dma-buf attach and detach time in
703  * drm_gem_map_attach - dma_buf attach implementation for GEM
704  * @dma_buf: buffer to attach device to
705  * @attach: buffer attachment data
708  * used as the &dma_buf_ops.attach callback. Must be used together with
714 		       struct dma_buf_attachment *attach)
725  * @attach: attachment to be detached
732 			struct dma_buf_attachment *attach)
742  * @attach: attachment whose scatterlist is to be returned
752 struct sg_table *drm_gem_map_dma_buf(struct dma_buf_attachment *attach,
755 	struct drm_gem_object *obj = attach->dmabuf->priv;
766 	if (!dma_map_sg_attrs(attach->dev, sgt->sgl, sgt->nents, dir,
779  * @attach: attachment to unmap buffer from
785 void drm_gem_unmap_dma_buf(struct dma_buf_attachment *attach,
792 	dma_unmap_sg_attrs(attach->dev, sgt->sgl, sgt->nents, dir,
961 	.attach = drm_gem_map_attach,
1038  * @attach_dev: struct device to dma_buf attach
1058 	struct dma_buf_attachment *attach;
1078 	attach = dma_buf_attach(dma_buf, attach_dev);
1079 	if (IS_ERR(attach))
1080 		return ERR_CAST(attach);
1084 	sgt = dma_buf_map_attachment(attach, DMA_BIDIRECTIONAL);
1090 	obj = dev->driver->gem_prime_import_sg_table(dev, attach, sgt);
1096 	obj->import_attach = attach;
1102 	dma_buf_unmap_attachment(attach, sgt, DMA_BIDIRECTIONAL);
1104 	dma_buf_detach(dma_buf, attach);
1289 	struct dma_buf_attachment *attach;
1291 	attach = obj->import_attach;
1293 		dma_buf_unmap_attachment(attach, sg, DMA_BIDIRECTIONAL);
1294 	dma_buf = attach->dmabuf;
1295 	dma_buf_detach(attach->dmabuf, attach);