185 static void nvme_rdma_free_qe(struct ib_device *ibdev, struct nvme_rdma_qe *qe,  in nvme_rdma_free_qe()  argument
188 	ib_dma_unmap_single(ibdev, qe->dma, capsule_size, dir);  in nvme_rdma_free_qe()
189 	kfree(qe->data);  in nvme_rdma_free_qe()
192 static int nvme_rdma_alloc_qe(struct ib_device *ibdev, struct nvme_rdma_qe *qe,  in nvme_rdma_alloc_qe()  argument
195 	qe->data = kzalloc(capsule_size, GFP_KERNEL);  in nvme_rdma_alloc_qe()
196 	if (!qe->data)  in nvme_rdma_alloc_qe()
199 	qe->dma = ib_dma_map_single(ibdev, qe->data, capsule_size, dir);  in nvme_rdma_alloc_qe()
200 	if (ib_dma_mapping_error(ibdev, qe->dma)) {  in nvme_rdma_alloc_qe()
201 		kfree(qe->data);  in nvme_rdma_alloc_qe()
1040 		struct nvme_rdma_qe *qe, struct ib_sge *sge, u32 num_sge,  in nvme_rdma_post_send()  argument
1046 	sge->addr   = qe->dma;  in nvme_rdma_post_send()
1050 	qe->cqe.done = nvme_rdma_send_done;  in nvme_rdma_post_send()
1053 	wr.wr_cqe     = &qe->cqe;  in nvme_rdma_post_send()
1090 		struct nvme_rdma_qe *qe)  in nvme_rdma_post_recv()  argument
1096 	list.addr   = qe->dma;  in nvme_rdma_post_recv()
1100 	qe->cqe.done = nvme_rdma_recv_done;  in nvme_rdma_post_recv()
1103 	wr.wr_cqe   = &qe->cqe;  in nvme_rdma_post_recv()
1189 	struct nvme_rdma_qe *qe =  in __nvme_rdma_recv_done()  local
1193 	struct nvme_completion *cqe = qe->data;  in __nvme_rdma_recv_done()
1202 	ib_dma_sync_single_for_cpu(ibdev, qe->dma, len, DMA_FROM_DEVICE);  in __nvme_rdma_recv_done()
1214 	ib_dma_sync_single_for_device(ibdev, qe->dma, len, DMA_FROM_DEVICE);  in __nvme_rdma_recv_done()
1216 	nvme_rdma_post_recv(queue, qe);  in __nvme_rdma_recv_done()