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RDMA/mana_ib: Add device statistics support

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Add support for mana device level statistics.

Co-developed-by: Solom Tamawy <solom.tamawy@microsoft.com>
Signed-off-by: Solom Tamawy <solom.tamawy@microsoft.com>
Signed-off-by: Shiraz Saleem <shirazsaleem@microsoft.com>
Signed-off-by: Konstantin Taranov <kotaranov@microsoft.com>
Link: https://patch.msgid.link/1749559717-3424-1-git-send-email-kotaranov@linux.microsoft.com
Reviewed-by: Long Li <longli@microsoft.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Shiraz Saleem 2025-06-10 05:48:37 -07:00 committed by Leon Romanovsky
parent fd383bf8b6
commit baa640d924
4 changed files with 93 additions and 2 deletions
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60
drivers/infiniband/hw/mana/counters.c
View File

@ -34,6 +34,22 @@ static const struct rdma_stat_desc mana_ib_port_stats_desc[] = {
[MANA_IB_CURRENT_RATE].name = "current_rate",
};
static const struct rdma_stat_desc mana_ib_device_stats_desc[] = {
[MANA_IB_SENT_CNPS].name = "sent_cnps",
[MANA_IB_RECEIVED_ECNS].name = "received_ecns",
[MANA_IB_RECEIVED_CNP_COUNT].name = "received_cnp_count",
[MANA_IB_QP_CONGESTED_EVENTS].name = "qp_congested_events",
[MANA_IB_QP_RECOVERED_EVENTS].name = "qp_recovered_events",
[MANA_IB_DEV_RATE_INC_EVENTS].name = "rate_inc_events",
};
struct rdma_hw_stats *mana_ib_alloc_hw_device_stats(struct ib_device *ibdev)
{
return rdma_alloc_hw_stats_struct(mana_ib_device_stats_desc,
ARRAY_SIZE(mana_ib_device_stats_desc),
RDMA_HW_STATS_DEFAULT_LIFESPAN);
}
struct rdma_hw_stats *mana_ib_alloc_hw_port_stats(struct ib_device *ibdev,
u32 port_num)
{
@ -42,8 +58,39 @@ struct rdma_hw_stats *mana_ib_alloc_hw_port_stats(struct ib_device *ibdev,
RDMA_HW_STATS_DEFAULT_LIFESPAN);
}
int mana_ib_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats,
u32 port_num, int index)
static int mana_ib_get_hw_device_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats)
{
struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev,
ib_dev);
struct mana_rnic_query_device_cntrs_resp resp = {};
struct mana_rnic_query_device_cntrs_req req = {};
int err;
mana_gd_init_req_hdr(&req.hdr, MANA_IB_QUERY_DEVICE_COUNTERS,
sizeof(req), sizeof(resp));
req.hdr.dev_id = mdev->gdma_dev->dev_id;
req.adapter = mdev->adapter_handle;
err = mana_gd_send_request(mdev_to_gc(mdev), sizeof(req), &req,
sizeof(resp), &resp);
if (err) {
ibdev_err(&mdev->ib_dev, "Failed to query device counters err %d",
err);
return err;
}
stats->value[MANA_IB_SENT_CNPS] = resp.sent_cnps;
stats->value[MANA_IB_RECEIVED_ECNS] = resp.received_ecns;
stats->value[MANA_IB_RECEIVED_CNP_COUNT] = resp.received_cnp_count;
stats->value[MANA_IB_QP_CONGESTED_EVENTS] = resp.qp_congested_events;
stats->value[MANA_IB_QP_RECOVERED_EVENTS] = resp.qp_recovered_events;
stats->value[MANA_IB_DEV_RATE_INC_EVENTS] = resp.rate_inc_events;
return ARRAY_SIZE(mana_ib_device_stats_desc);
}
static int mana_ib_get_hw_port_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats,
u32 port_num)
{
struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev,
ib_dev);
@ -103,3 +150,12 @@ int mana_ib_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats,
return ARRAY_SIZE(mana_ib_port_stats_desc);
}
int mana_ib_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats,
u32 port_num, int index)
{
if (!port_num)
return mana_ib_get_hw_device_stats(ibdev, stats);
else
return mana_ib_get_hw_port_stats(ibdev, stats, port_num);
}

10
drivers/infiniband/hw/mana/counters.h
View File

@ -37,8 +37,18 @@ enum mana_ib_port_counters {
MANA_IB_CURRENT_RATE,
};
enum mana_ib_device_counters {
MANA_IB_SENT_CNPS,
MANA_IB_RECEIVED_ECNS,
MANA_IB_RECEIVED_CNP_COUNT,
MANA_IB_QP_CONGESTED_EVENTS,
MANA_IB_QP_RECOVERED_EVENTS,
MANA_IB_DEV_RATE_INC_EVENTS,
};
struct rdma_hw_stats *mana_ib_alloc_hw_port_stats(struct ib_device *ibdev,
u32 port_num);
struct rdma_hw_stats *mana_ib_alloc_hw_device_stats(struct ib_device *ibdev);
int mana_ib_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats,
u32 port_num, int index);
#endif /* _COUNTERS_H_ */

6
drivers/infiniband/hw/mana/device.c
View File

@ -65,6 +65,10 @@ static const struct ib_device_ops mana_ib_stats_ops = {
.get_hw_stats = mana_ib_get_hw_stats,
};
static const struct ib_device_ops mana_ib_device_stats_ops = {
.alloc_hw_device_stats = mana_ib_alloc_hw_device_stats,
};
static int mana_ib_netdev_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
@ -153,6 +157,8 @@ static int mana_ib_probe(struct auxiliary_device *adev,
}
ib_set_device_ops(&dev->ib_dev, &mana_ib_stats_ops);
if (dev->adapter_caps.feature_flags & MANA_IB_FEATURE_DEV_COUNTERS_SUPPORT)
ib_set_device_ops(&dev->ib_dev, &mana_ib_device_stats_ops);
ret = mana_ib_create_eqs(dev);
if (ret) {

19
drivers/infiniband/hw/mana/mana_ib.h
View File

@ -210,6 +210,7 @@ enum mana_ib_command_code {
MANA_IB_DESTROY_RC_QP = 0x3000b,
MANA_IB_SET_QP_STATE = 0x3000d,
MANA_IB_QUERY_VF_COUNTERS = 0x30022,
MANA_IB_QUERY_DEVICE_COUNTERS = 0x30023,
};
struct mana_ib_query_adapter_caps_req {
@ -218,6 +219,7 @@ struct mana_ib_query_adapter_caps_req {
enum mana_ib_adapter_features {
MANA_IB_FEATURE_CLIENT_ERROR_CQE_SUPPORT = BIT(4),
MANA_IB_FEATURE_DEV_COUNTERS_SUPPORT = BIT(5),
};
struct mana_ib_query_adapter_caps_resp {
@ -516,6 +518,23 @@ struct mana_rnic_query_vf_cntrs_resp {
u64 current_rate;
}; /* HW Data */
struct mana_rnic_query_device_cntrs_req {
struct gdma_req_hdr hdr;
mana_handle_t adapter;
}; /* HW Data */
struct mana_rnic_query_device_cntrs_resp {
struct gdma_resp_hdr hdr;
u32 sent_cnps;
u32 received_ecns;
u32 reserved1;
u32 received_cnp_count;
u32 qp_congested_events;
u32 qp_recovered_events;
u32 rate_inc_events;
u32 reserved2;
}; /* HW Data */
static inline struct gdma_context *mdev_to_gc(struct mana_ib_dev *mdev)
{
return mdev->gdma_dev->gdma_context;