141 	u32 *dbbuf_dbs;  member
246 	if (dev->dbbuf_dbs)  in nvme_dbbuf_dma_alloc()
249 	dev->dbbuf_dbs = dma_alloc_coherent(dev->dev, mem_size,  in nvme_dbbuf_dma_alloc()
252 	if (!dev->dbbuf_dbs)  in nvme_dbbuf_dma_alloc()
259 				  dev->dbbuf_dbs, dev->dbbuf_dbs_dma_addr);  in nvme_dbbuf_dma_alloc()
260 		dev->dbbuf_dbs = NULL;  in nvme_dbbuf_dma_alloc()
271 	if (dev->dbbuf_dbs) {  in nvme_dbbuf_dma_free()
273 				  dev->dbbuf_dbs, dev->dbbuf_dbs_dma_addr);  in nvme_dbbuf_dma_free()
274 		dev->dbbuf_dbs = NULL;  in nvme_dbbuf_dma_free()
286 	if (!dev->dbbuf_dbs || !qid)  in nvme_dbbuf_init()
289 	nvmeq->dbbuf_sq_db = &dev->dbbuf_dbs[sq_idx(qid, dev->db_stride)];  in nvme_dbbuf_init()
290 	nvmeq->dbbuf_cq_db = &dev->dbbuf_dbs[cq_idx(qid, dev->db_stride)];  in nvme_dbbuf_init()
311 	if (!dev->dbbuf_dbs)  in nvme_dbbuf_set()