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From 53141c2d2ece30134507bf0342288ed1340a8d83 Mon Sep 17 00:00:00 2001
From: Alaa Hleihel <ahleihel@redhat.com>
Date: Sun, 10 May 2020 14:51:50 -0400
Subject: [PATCH 026/312] [netdrv] net/mlx5e: Add cq info to tx reporter
diagnose
Message-id: <20200510145245.10054-28-ahleihel@redhat.com>
Patchwork-id: 306568
Patchwork-instance: patchwork
O-Subject: [RHEL8.3 BZ 1789378 v2 27/82] net/mlx5e: Add cq info to tx reporter diagnose
Bugzilla: 1790198 1789378
RH-Acked-by: Kamal Heib <kheib@redhat.com>
RH-Acked-by: Jarod Wilson <jarod@redhat.com>
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
RH-Acked-by: Jonathan Toppins <jtoppins@redhat.com>
Bugzilla: http://bugzilla.redhat.com/1789378
Bugzilla: http://bugzilla.redhat.com/1790198
Upstream: v5.4-rc1
commit 2bf09e60ae5ef68c2282f97baf37b7dbd9cc1d48
Author: Aya Levin <ayal@mellanox.com>
Date: Sun Jun 30 15:08:00 2019 +0300
net/mlx5e: Add cq info to tx reporter diagnose
Add cq information to general diagnose output: CQ size and stride size.
Per SQ add information about the related CQ: cqn and CQ's HW status.
$ devlink health diagnose pci/0000:00:0b.0 reporter tx
Common Config:
SQ:
stride size: 64 size: 1024
CQ:
stride size: 64 size: 1024
SQs:
channel ix: 0 tc: 0 txq ix: 0 sqn: 4307 HW state: 1 stopped: false cc: 0 pc: 0
CQ:
cqn: 1030 HW status: 0
channel ix: 1 tc: 0 txq ix: 1 sqn: 4312 HW state: 1 stopped: false cc: 0 pc: 0
CQ:
cqn: 1034 HW status: 0
channel ix: 2 tc: 0 txq ix: 2 sqn: 4317 HW state: 1 stopped: false cc: 0 pc: 0
CQ:
cqn: 1038 HW status: 0
channel ix: 3 tc: 0 txq ix: 3 sqn: 4322 HW state: 1 stopped: false cc: 0 pc: 0
CQ:
cqn: 1042 HW status: 0
$ devlink health diagnose pci/0000:00:0b.0 reporter tx -jp
{
"Common Config": {
"SQ": {
"stride size": 64,
"size": 1024
},
"CQ": {
"stride size": 64,
"size": 1024
}
},
"SQs": [ {
"channel ix": 0,
"tc": 0,
"txq ix": 0,
"sqn": 4307,
"HW state": 1,
"stopped": false,
"cc": 0,
"pc": 0,
"CQ": {
"cqn": 1030,
"HW status": 0
}
},{
"channel ix": 1,
"tc": 0,
"txq ix": 1,
"sqn": 4312,
"HW state": 1,
"stopped": false,
"cc": 0,
"pc": 0,
"CQ": {
"cqn": 1034,
"HW status": 0
}
},{
"channel ix": 2,
"tc": 0,
"txq ix": 2,
"sqn": 4317,
"HW state": 1,
"stopped": false,
"cc": 0,
"pc": 0,
"CQ": {
"cqn": 1038,
"HW status": 0
}
},{
"channel ix": 3,
"tc": 0,
"txq ix": 3,
"sqn": 4322,
"HW state": 1,
"stopped": false,
"cc": 0,
"pc": 0,
"CQ": {
"cqn": 1042,
"HW status": 0
} ]
}
Signed-off-by: Aya Levin <ayal@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Alaa Hleihel <ahleihel@redhat.com>
Signed-off-by: Frantisek Hrbata <fhrbata@redhat.com>
---
.../net/ethernet/mellanox/mlx5/core/en/health.c | 62 ++++++++++++++++++++++
.../net/ethernet/mellanox/mlx5/core/en/health.h | 2 +
.../ethernet/mellanox/mlx5/core/en/reporter_tx.c | 8 +++
drivers/net/ethernet/mellanox/mlx5/core/wq.c | 5 ++
drivers/net/ethernet/mellanox/mlx5/core/wq.h | 1 +
5 files changed, 78 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c
index dab563f07157..ffd9a7a165a2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.c
@@ -34,6 +34,68 @@ int mlx5e_reporter_named_obj_nest_end(struct devlink_fmsg *fmsg)
return 0;
}
+int mlx5e_reporter_cq_diagnose(struct mlx5e_cq *cq, struct devlink_fmsg *fmsg)
+{
+ struct mlx5e_priv *priv = cq->channel->priv;
+ u32 out[MLX5_ST_SZ_DW(query_cq_out)] = {};
+ u8 hw_status;
+ void *cqc;
+ int err;
+
+ err = mlx5_core_query_cq(priv->mdev, &cq->mcq, out, sizeof(out));
+ if (err)
+ return err;
+
+ cqc = MLX5_ADDR_OF(query_cq_out, out, cq_context);
+ hw_status = MLX5_GET(cqc, cqc, status);
+
+ err = mlx5e_reporter_named_obj_nest_start(fmsg, "CQ");
+ if (err)
+ return err;
+
+ err = devlink_fmsg_u32_pair_put(fmsg, "cqn", cq->mcq.cqn);
+ if (err)
+ return err;
+
+ err = devlink_fmsg_u8_pair_put(fmsg, "HW status", hw_status);
+ if (err)
+ return err;
+
+ err = mlx5e_reporter_named_obj_nest_end(fmsg);
+ if (err)
+ return err;
+
+ return 0;
+}
+
+int mlx5e_reporter_cq_common_diagnose(struct mlx5e_cq *cq, struct devlink_fmsg *fmsg)
+{
+ u8 cq_log_stride;
+ u32 cq_sz;
+ int err;
+
+ cq_sz = mlx5_cqwq_get_size(&cq->wq);
+ cq_log_stride = mlx5_cqwq_get_log_stride_size(&cq->wq);
+
+ err = mlx5e_reporter_named_obj_nest_start(fmsg, "CQ");
+ if (err)
+ return err;
+
+ err = devlink_fmsg_u64_pair_put(fmsg, "stride size", BIT(cq_log_stride));
+ if (err)
+ return err;
+
+ err = devlink_fmsg_u32_pair_put(fmsg, "size", cq_sz);
+ if (err)
+ return err;
+
+ err = mlx5e_reporter_named_obj_nest_end(fmsg);
+ if (err)
+ return err;
+
+ return 0;
+}
+
int mlx5e_health_sq_to_ready(struct mlx5e_channel *channel, u32 sqn)
{
struct mlx5_core_dev *mdev = channel->mdev;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
index 112771ad516c..6725d417aaf5 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/health.h
@@ -11,6 +11,8 @@ void mlx5e_reporter_tx_destroy(struct mlx5e_priv *priv);
void mlx5e_reporter_tx_err_cqe(struct mlx5e_txqsq *sq);
int mlx5e_reporter_tx_timeout(struct mlx5e_txqsq *sq);
+int mlx5e_reporter_cq_diagnose(struct mlx5e_cq *cq, struct devlink_fmsg *fmsg);
+int mlx5e_reporter_cq_common_diagnose(struct mlx5e_cq *cq, struct devlink_fmsg *fmsg);
int mlx5e_reporter_named_obj_nest_start(struct devlink_fmsg *fmsg, char *name);
int mlx5e_reporter_named_obj_nest_end(struct devlink_fmsg *fmsg);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
index a5d0fcbb85af..bfed558637c2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
@@ -193,6 +193,10 @@ mlx5e_tx_reporter_build_diagnose_output(struct devlink_fmsg *fmsg,
if (err)
return err;
+ err = mlx5e_reporter_cq_diagnose(&sq->cq, fmsg);
+ if (err)
+ return err;
+
err = devlink_fmsg_obj_nest_end(fmsg);
if (err)
return err;
@@ -233,6 +237,10 @@ static int mlx5e_tx_reporter_diagnose(struct devlink_health_reporter *reporter,
if (err)
goto unlock;
+ err = mlx5e_reporter_cq_common_diagnose(&generic_sq->cq, fmsg);
+ if (err)
+ goto unlock;
+
err = mlx5e_reporter_named_obj_nest_end(fmsg);
if (err)
goto unlock;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.c b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
index 953cc8efba69..dd2315ce4441 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/wq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
@@ -44,6 +44,11 @@ u32 mlx5_cqwq_get_size(struct mlx5_cqwq *wq)
return wq->fbc.sz_m1 + 1;
}
+u8 mlx5_cqwq_get_log_stride_size(struct mlx5_cqwq *wq)
+{
+ return wq->fbc.log_stride;
+}
+
u32 mlx5_wq_ll_get_size(struct mlx5_wq_ll *wq)
{
return (u32)wq->fbc.sz_m1 + 1;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.h b/drivers/net/ethernet/mellanox/mlx5/core/wq.h
index f1ec58c9e9e3..55791f71a778 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/wq.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.h
@@ -89,6 +89,7 @@ int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *cqc, struct mlx5_cqwq *wq,
struct mlx5_wq_ctrl *wq_ctrl);
u32 mlx5_cqwq_get_size(struct mlx5_cqwq *wq);
+u8 mlx5_cqwq_get_log_stride_size(struct mlx5_cqwq *wq);
int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
void *wqc, struct mlx5_wq_ll *wq,
--
2.13.6
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