diff options
| author |   Wenpeng Liang <liangwenpeng@huawei.com> | 2022-08-22 18:44:52 +0800 |
|---|---|---|
| committer |   Leon Romanovsky <leonro@nvidia.com> | 2022-08-23 11:35:05 +0300 |
| commit | e198d65d76e9232afb92fee5c3b361bfa411859d (patch) | |
| tree | 44a8ecd5f931d877b9a176e32e45f76edecede16 /drivers | |
| parent | RDMA/hns: Support CQ's restrack raw ops for hns driver (diff) | |
| download | linux-dev-e198d65d76e9232afb92fee5c3b361bfa411859d.tar.xz linux-dev-e198d65d76e9232afb92fee5c3b361bfa411859d.zip | |
RDMA/hns: Support QP's restrack ops for hns driver
The QP restrack attributes come from the queue information maintained by
the driver.
For example:
$ rdma res show qp link hns_0 lqpn 41 -jp -dd
[ {
"ifindex": 4,
"ifname": "hns_0",
"port": 1,
"lqpn": 41,
"rqpn": 40,
"type": "RC",
"state": "RTR",
"rq-psn": 12474738,
"sq-psn": 0,
"path-mig-state": "ARMED",
"pdn": 9,
"pid": 1523,
"comm": "ib_send_bw"
},
"drv_sq_wqe_cnt": 128,
"drv_sq_max_gs": 1,
"drv_rq_wqe_cnt": 512,
"drv_rq_max_gs": 2,
"drv_ext_sge_sge_cnt": 0
}
Link: https://lore.kernel.org/r/20220822104455.2311053-5-liangwenpeng@huawei.com
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_device.h | 1 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_main.c | 1 | ||||
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_restrack.c | 34 |
3 files changed, 36 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index c73adc0d3555..7578c0c6313b 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -1225,6 +1225,7 @@ int hns_roce_init(struct hns_roce_dev *hr_dev); void hns_roce_exit(struct hns_roce_dev *hr_dev); 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); struct hns_user_mmap_entry * hns_roce_user_mmap_entry_insert(struct ib_ucontext *ucontext, u64 address, size_t length, diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index 1b66ed45350e..87442027b808 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -568,6 +568,7 @@ static const struct ib_device_ops hns_roce_dev_xrcd_ops = { static const struct ib_device_ops hns_roce_dev_restrack_ops = { .fill_res_cq_entry = hns_roce_fill_res_cq_entry, .fill_res_cq_entry_raw = hns_roce_fill_res_cq_entry_raw, + .fill_res_qp_entry = hns_roce_fill_res_qp_entry, }; static int hns_roce_register_device(struct hns_roce_dev *hr_dev) diff --git a/drivers/infiniband/hw/hns/hns_roce_restrack.c b/drivers/infiniband/hw/hns/hns_roce_restrack.c index 3f9c2f9dfdf6..e8fef37f810d 100644 --- a/drivers/infiniband/hw/hns/hns_roce_restrack.c +++ b/drivers/infiniband/hw/hns/hns_roce_restrack.c @@ -78,3 +78,37 @@ int hns_roce_fill_res_cq_entry_raw(struct sk_buff *msg, struct ib_cq *ib_cq) return ret; } + +int hns_roce_fill_res_qp_entry(struct sk_buff *msg, struct ib_qp *ib_qp) +{ + struct hns_roce_qp *hr_qp = to_hr_qp(ib_qp); + 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, "sq_wqe_cnt", hr_qp->sq.wqe_cnt)) + goto err; + + if (rdma_nl_put_driver_u32_hex(msg, "sq_max_gs", hr_qp->sq.max_gs)) + goto err; + + if (rdma_nl_put_driver_u32_hex(msg, "rq_wqe_cnt", hr_qp->rq.wqe_cnt)) + goto err; + + if (rdma_nl_put_driver_u32_hex(msg, "rq_max_gs", hr_qp->rq.max_gs)) + goto err; + + if (rdma_nl_put_driver_u32_hex(msg, "ext_sge_sge_cnt", hr_qp->sge.sge_cnt)) + goto err; + + nla_nest_end(msg, table_attr); + + return 0; + +err: + nla_nest_cancel(msg, table_attr); + + return -EMSGSIZE; +} |