@@ -1228,6 +1228,7 @@ int hns_roce_fill_res_cq_entry(struct sk_buff *msg, struct ib_cq *ib_cq);
int hns_roce_fill_res_cq_entry_raw(struct sk_buff *msg, struct ib_cq *ib_cq);
int hns_roce_fill_res_qp_entry(struct sk_buff *msg, struct ib_qp *ib_qp);
int hns_roce_fill_res_qp_entry_raw(struct sk_buff *msg, struct ib_qp *ib_qp);
+int hns_roce_fill_res_mr_entry(struct sk_buff *msg, struct ib_mr *ib_mr);
struct hns_user_mmap_entry *
hns_roce_user_mmap_entry_insert(struct ib_ucontext *ucontext, u64 address,
size_t length,
@@ -570,6 +570,7 @@ static const struct ib_device_ops hns_roce_dev_restrack_ops = {
.fill_res_cq_entry_raw = hns_roce_fill_res_cq_entry_raw,
.fill_res_qp_entry = hns_roce_fill_res_qp_entry,
.fill_res_qp_entry_raw = hns_roce_fill_res_qp_entry_raw,
+ .fill_res_mr_entry = hns_roce_fill_res_mr_entry,
};
static int hns_roce_register_device(struct hns_roce_dev *hr_dev)
@@ -168,3 +168,33 @@ int hns_roce_fill_res_qp_entry_raw(struct sk_buff *msg, struct ib_qp *ib_qp)
return ret;
}
+
+int hns_roce_fill_res_mr_entry(struct sk_buff *msg, struct ib_mr *ib_mr)
+{
+ struct hns_roce_mr *hr_mr = to_hr_mr(ib_mr);
+ struct nlattr *table_attr;
+
+ table_attr = nla_nest_start(msg, RDMA_NLDEV_ATTR_DRIVER);
+ if (!table_attr)
+ return -EMSGSIZE;
+
+ if (rdma_nl_put_driver_u32_hex(msg, "pbl_hop_num", hr_mr->pbl_hop_num))
+ goto err;
+
+ if (rdma_nl_put_driver_u32_hex(msg, "ba_pg_shift",
+ hr_mr->pbl_mtr.hem_cfg.ba_pg_shift))
+ goto err;
+
+ if (rdma_nl_put_driver_u32_hex(msg, "buf_pg_shift",
+ hr_mr->pbl_mtr.hem_cfg.buf_pg_shift))
+ goto err;
+
+ nla_nest_end(msg, table_attr);
+
+ return 0;
+
+err:
+ nla_nest_cancel(msg, table_attr);
+
+ return -EMSGSIZE;
+}
The MR restrack attributes come from the queue information maintained by the driver. For example: $ rdma res show mr dev hns_0 mrn 6 -dd -jp [ { "ifindex": 4, "ifname": "hns_0", "mrn": 6, "rkey": "300", "lkey": "300", "mrlen": 131072, "pdn": 8, "pid": 1524, "comm": "ib_send_bw" }, "drv_pbl_hop_num": 2, "drv_ba_pg_shift": 14, "drv_buf_pg_shift": 12 } Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com> --- drivers/infiniband/hw/hns/hns_roce_device.h | 1 + drivers/infiniband/hw/hns/hns_roce_main.c | 1 + drivers/infiniband/hw/hns/hns_roce_restrack.c | 30 +++++++++++++++++++ 3 files changed, 32 insertions(+)