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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /drivers/net/ethernet/mellanox/mlx5/core/esw
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/esw')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c8
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c96
2 files changed, 88 insertions, 16 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c
index d5d33c3b3a..190f10aba1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/ipsec_fs.c
@@ -50,7 +50,7 @@ int mlx5_esw_ipsec_rx_setup_modify_header(struct mlx5e_ipsec_sa_entry *sa_entry,
u32 mapped_id;
int err;
- err = xa_alloc_bh(&ipsec->rx_esw->ipsec_obj_id_map, &mapped_id,
+ err = xa_alloc_bh(&ipsec->ipsec_obj_id_map, &mapped_id,
xa_mk_value(sa_entry->ipsec_obj_id),
XA_LIMIT(1, ESW_IPSEC_RX_MAPPED_ID_MASK), 0);
if (err)
@@ -81,7 +81,7 @@ int mlx5_esw_ipsec_rx_setup_modify_header(struct mlx5e_ipsec_sa_entry *sa_entry,
return 0;
err_header_alloc:
- xa_erase_bh(&ipsec->rx_esw->ipsec_obj_id_map, mapped_id);
+ xa_erase_bh(&ipsec->ipsec_obj_id_map, mapped_id);
return err;
}
@@ -90,7 +90,7 @@ void mlx5_esw_ipsec_rx_id_mapping_remove(struct mlx5e_ipsec_sa_entry *sa_entry)
struct mlx5e_ipsec *ipsec = sa_entry->ipsec;
if (sa_entry->rx_mapped_id)
- xa_erase_bh(&ipsec->rx_esw->ipsec_obj_id_map,
+ xa_erase_bh(&ipsec->ipsec_obj_id_map,
sa_entry->rx_mapped_id);
}
@@ -100,7 +100,7 @@ int mlx5_esw_ipsec_rx_ipsec_obj_id_search(struct mlx5e_priv *priv, u32 id,
struct mlx5e_ipsec *ipsec = priv->ipsec;
void *val;
- val = xa_load(&ipsec->rx_esw->ipsec_obj_id_map, id);
+ val = xa_load(&ipsec->ipsec_obj_id_map, id);
if (!val)
return -ENOENT;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
index 1887a24ee4..d2ebe56c39 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
@@ -2,6 +2,7 @@
/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
#include "eswitch.h"
+#include "lib/mlx5.h"
#include "esw/qos.h"
#include "en/port.h"
#define CREATE_TRACE_POINTS
@@ -701,10 +702,75 @@ int mlx5_esw_qos_set_vport_rate(struct mlx5_eswitch *esw, struct mlx5_vport *vpo
return err;
}
+static u32 mlx5_esw_qos_lag_link_speed_get_locked(struct mlx5_core_dev *mdev)
+{
+ struct ethtool_link_ksettings lksettings;
+ struct net_device *slave, *master;
+ u32 speed = SPEED_UNKNOWN;
+
+ /* Lock ensures a stable reference to master and slave netdevice
+ * while port speed of master is queried.
+ */
+ ASSERT_RTNL();
+
+ slave = mlx5_uplink_netdev_get(mdev);
+ if (!slave)
+ goto out;
+
+ master = netdev_master_upper_dev_get(slave);
+ if (master && !__ethtool_get_link_ksettings(master, &lksettings))
+ speed = lksettings.base.speed;
+
+out:
+ return speed;
+}
+
+static int mlx5_esw_qos_max_link_speed_get(struct mlx5_core_dev *mdev, u32 *link_speed_max,
+ bool hold_rtnl_lock, struct netlink_ext_ack *extack)
+{
+ int err;
+
+ if (!mlx5_lag_is_active(mdev))
+ goto skip_lag;
+
+ if (hold_rtnl_lock)
+ rtnl_lock();
+
+ *link_speed_max = mlx5_esw_qos_lag_link_speed_get_locked(mdev);
+
+ if (hold_rtnl_lock)
+ rtnl_unlock();
+
+ if (*link_speed_max != (u32)SPEED_UNKNOWN)
+ return 0;
+
+skip_lag:
+ err = mlx5_port_max_linkspeed(mdev, link_speed_max);
+ if (err)
+ NL_SET_ERR_MSG_MOD(extack, "Failed to get link maximum speed");
+
+ return err;
+}
+
+static int mlx5_esw_qos_link_speed_verify(struct mlx5_core_dev *mdev,
+ const char *name, u32 link_speed_max,
+ u64 value, struct netlink_ext_ack *extack)
+{
+ if (value > link_speed_max) {
+ pr_err("%s rate value %lluMbps exceed link maximum speed %u.\n",
+ name, value, link_speed_max);
+ NL_SET_ERR_MSG_MOD(extack, "TX rate value exceed link maximum speed");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
int mlx5_esw_qos_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, u32 rate_mbps)
{
u32 ctx[MLX5_ST_SZ_DW(scheduling_context)] = {};
struct mlx5_vport *vport;
+ u32 link_speed_max;
u32 bitmask;
int err;
@@ -712,6 +778,17 @@ int mlx5_esw_qos_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, u32
if (IS_ERR(vport))
return PTR_ERR(vport);
+ if (rate_mbps) {
+ err = mlx5_esw_qos_max_link_speed_get(esw->dev, &link_speed_max, false, NULL);
+ if (err)
+ return err;
+
+ err = mlx5_esw_qos_link_speed_verify(esw->dev, "Police",
+ link_speed_max, rate_mbps, NULL);
+ if (err)
+ return err;
+ }
+
mutex_lock(&esw->state_lock);
if (!vport->qos.enabled) {
/* Eswitch QoS wasn't enabled yet. Enable it and vport QoS. */
@@ -744,12 +821,6 @@ static int esw_qos_devlink_rate_to_mbps(struct mlx5_core_dev *mdev, const char *
u64 value;
int err;
- err = mlx5_port_max_linkspeed(mdev, &link_speed_max);
- if (err) {
- NL_SET_ERR_MSG_MOD(extack, "Failed to get link maximum speed");
- return err;
- }
-
value = div_u64_rem(*rate, MLX5_LINKSPEED_UNIT, &remainder);
if (remainder) {
pr_err("%s rate value %lluBps not in link speed units of 1Mbps.\n",
@@ -758,12 +829,13 @@ static int esw_qos_devlink_rate_to_mbps(struct mlx5_core_dev *mdev, const char *
return -EINVAL;
}
- if (value > link_speed_max) {
- pr_err("%s rate value %lluMbps exceed link maximum speed %u.\n",
- name, value, link_speed_max);
- NL_SET_ERR_MSG_MOD(extack, "TX rate value exceed link maximum speed");
- return -EINVAL;
- }
+ err = mlx5_esw_qos_max_link_speed_get(mdev, &link_speed_max, true, extack);
+ if (err)
+ return err;
+
+ err = mlx5_esw_qos_link_speed_verify(mdev, name, link_speed_max, value, extack);
+ if (err)
+ return err;
*rate = value;
return 0;