120 	u32 *dbbuf_dbs;  member
234 	if (dev->dbbuf_dbs)  in nvme_dbbuf_dma_alloc()
237 	dev->dbbuf_dbs = dma_alloc_coherent(dev->dev, mem_size,  in nvme_dbbuf_dma_alloc()
240 	if (!dev->dbbuf_dbs)  in nvme_dbbuf_dma_alloc()
247 				  dev->dbbuf_dbs, dev->dbbuf_dbs_dma_addr);  in nvme_dbbuf_dma_alloc()
248 		dev->dbbuf_dbs = NULL;  in nvme_dbbuf_dma_alloc()
259 	if (dev->dbbuf_dbs) {  in nvme_dbbuf_dma_free()
261 				  dev->dbbuf_dbs, dev->dbbuf_dbs_dma_addr);  in nvme_dbbuf_dma_free()
262 		dev->dbbuf_dbs = NULL;  in nvme_dbbuf_dma_free()
274 	if (!dev->dbbuf_dbs || !qid)  in nvme_dbbuf_init()
277 	nvmeq->dbbuf_sq_db = &dev->dbbuf_dbs[sq_idx(qid, dev->db_stride)];  in nvme_dbbuf_init()
278 	nvmeq->dbbuf_cq_db = &dev->dbbuf_dbs[cq_idx(qid, dev->db_stride)];  in nvme_dbbuf_init()
287 	if (!dev->dbbuf_dbs)  in nvme_dbbuf_set()