libhns: Extended QP supports the new post send mechanism

The ofed provides a new set of post send APIs for extended QP. With the new APIs, users can post send WR more efficiently. The hns driver provides support for the new APIs. Signed-off-by: Xinhao Liu <liuxinhao5@hisilicon.com> Signed-off-by: Yixing Liu <liuyixing1@huawei.com> Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
linux-rdma · Mar 21, 2022 · 36446a5 · 36446a5
1 parent f9848a9
commit 36446a5
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diff --git a/providers/hns/hns_roce_u.h b/providers/hns/hns_roce_u.h
@@ -338,6 +338,12 @@ struct hns_roce_qp {
 	unsigned long			flags;
 	int				refcnt; /* specially used for XRC */
 	void				*dwqe_page;
+
+	/* specific fields for the new post send APIs */
+	int				err;
+	void				*cur_wqe;
+	unsigned int			rb_sq_head; /* roll back sq head */
+	struct hns_roce_sge_info	sge_info;
 };
 
 struct hns_roce_av {