static void *vb2_dc_vaddr(void *buf_priv) { struct vb2_dc_buf *buf = buf_priv; struct dma_buf_map map; int ret; if (!buf->vaddr && buf->db_attach) buf->vaddr = dma_buf_vmap(buf->db_attach->dmabuf); if (!buf->vaddr && buf->db_attach) { ret = dma_buf_vmap(bu...