19 	struct dma_buf_attachment *attach;  member
35 			dma_buf_unmap_attachment(cache->attach,  in dma_buf_cache_destructor()
39 		dma_buf_detach(dmabuf, cache->attach);  in dma_buf_cache_destructor()
51 dma_buf_cache_get_cache(struct dma_buf_attachment *attach)  in dma_buf_cache_get_cache()  argument
55 	struct dma_buf *dmabuf = attach->dmabuf;  in dma_buf_cache_get_cache()
63 		if (cache->attach == attach)  in dma_buf_cache_get_cache()
71 			  struct dma_buf_attachment *attach)  in dma_buf_cache_detach()  argument
77 	cache = dma_buf_cache_get_cache(attach);  in dma_buf_cache_detach()
79 		dma_buf_detach(dmabuf, attach);  in dma_buf_cache_detach()
88 	struct dma_buf_attachment *attach;  in dma_buf_cache_attach()  local
97 			attach = ERR_PTR(-ENOMEM);  in dma_buf_cache_attach()
105 		attach = dma_buf_attach(dmabuf, dev);  in dma_buf_cache_attach()
112 		if (cache->attach->dev == dev) {  in dma_buf_cache_attach()
114 			attach = cache->attach;  in dma_buf_cache_attach()
121 		attach = ERR_PTR(-ENOMEM);  in dma_buf_cache_attach()
125 	attach = dma_buf_attach(dmabuf, dev);  in dma_buf_cache_attach()
126 	if (IS_ERR_OR_NULL(attach))  in dma_buf_cache_attach()
129 	cache->attach = attach;  in dma_buf_cache_attach()
134 	return attach;  in dma_buf_cache_attach()
143 	return attach;  in dma_buf_cache_attach()
147 void dma_buf_cache_unmap_attachment(struct dma_buf_attachment *attach,  in dma_buf_cache_unmap_attachment()  argument
151 	struct dma_buf *dmabuf = attach->dmabuf;  in dma_buf_cache_unmap_attachment()
156 	cache = dma_buf_cache_get_cache(attach);  in dma_buf_cache_unmap_attachment()
158 		dma_buf_unmap_attachment(attach, sg_table, direction);  in dma_buf_cache_unmap_attachment()
164 struct sg_table *dma_buf_cache_map_attachment(struct dma_buf_attachment *attach,  in dma_buf_cache_map_attachment()  argument
167 	struct dma_buf *dmabuf = attach->dmabuf;  in dma_buf_cache_map_attachment()
173 	cache = dma_buf_cache_get_cache(attach);  in dma_buf_cache_map_attachment()
175 		sg_table = dma_buf_map_attachment(attach, direction);  in dma_buf_cache_map_attachment()
185 		dma_buf_unmap_attachment(attach, cache->sg_table,  in dma_buf_cache_map_attachment()
190 	sg_table = dma_buf_map_attachment(attach, direction);  in dma_buf_cache_map_attachment()