[net-next,13/19] net/mlx5: Register SF devlink port

Message ID	20191107160834.21087-13-parav@mellanox.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=VFBJ=Y7=vger.kernel.org=kvm-owner@kernel.org> From: Parav Pandit <parav@mellanox.com> To: alex.williamson@redhat.com, davem@davemloft.net, kvm@vger.kernel.org, netdev@vger.kernel.org Cc: saeedm@mellanox.com, kwankhede@nvidia.com, leon@kernel.org, cohuck@redhat.com, jiri@mellanox.com, linux-rdma@vger.kernel.org, Parav Pandit <parav@mellanox.com> Subject: [PATCH net-next 13/19] net/mlx5: Register SF devlink port Date: Thu, 7 Nov 2019 10:08:28 -0600 Message-Id: <20191107160834.21087-13-parav@mellanox.com> In-Reply-To: <20191107160834.21087-1-parav@mellanox.com> References: <20191107160448.20962-1-parav@mellanox.com> <20191107160834.21087-1-parav@mellanox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: kvm-owner@vger.kernel.org Precedence: bulk
Series	Mellanox, mlx5 sub function support \| expand [net-next,00/19] Mellanox, mlx5 sub function support [net-next,01/19] net/mlx5: E-switch, Move devlink port close to eswitch port [net-next,02/19] net/mlx5: E-Switch, Add SF vport, vport-rep support [net-next,03/19] net/mlx5: Introduce SF table framework [net-next,04/19] net/mlx5: Introduce SF life cycle APIs to allocate/free [net-next,05/19] net/mlx5: E-Switch, Enable/disable SF's vport during SF life cycle [net-next,06/19] net/mlx5: Add support for mediated devices in switchdev mode [net-next,07/19] vfio/mdev: Introduce sha1 based mdev alias [net-next,08/19] vfio/mdev: Make mdev alias unique among all mdevs [net-next,09/19] vfio/mdev: Expose mdev alias in sysfs tree [net-next,10/19] vfio/mdev: Introduce an API mdev_alias [net-next,11/19] vfio/mdev: Improvise mdev life cycle and parent removal scheme [net-next,12/19] devlink: Introduce mdev port flavour [net-next,13/19] net/mlx5: Register SF devlink port [net-next,14/19] net/mlx5: Share irqs between SFs and parent PCI device [net-next,15/19] net/mlx5: Add load/unload routines for SF driver binding [net-next,16/19] net/mlx5: Implement dma ops and params for mediated device [net-next,17/19] net/mlx5: Add mdev driver to bind to mdev devices [net-next,18/19] Documentation: net: mlx5: Add mdev usage documentation [net-next,19/19] mtty: Optionally support mtty alias

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c index ce4278dfc101..aff98c4e1ae7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c @@ -233,7 +233,8 @@ mlx5_devlink_port_supported(const struct mlx5_core_dev *dev, { return vport->vport == MLX5_VPORT_UPLINK || vport->vport == MLX5_VPORT_PF || - mlx5_eswitch_is_vf_vport(dev->priv.eswitch, vport->vport); + mlx5_eswitch_is_vf_vport(dev->priv.eswitch, vport->vport) || + mlx5_eswitch_is_sf_vport(dev->priv.eswitch, vport->vport); } static unsigned int @@ -280,6 +281,11 @@ int mlx5_devlink_port_register(struct mlx5_core_dev *dev, &ppid.id[0], ppid.id_len, dev->pdev->devfn, vport->vport - 1); + else if (mlx5_eswitch_is_sf_vport(dev->priv.eswitch, vport->vport)) + devlink_port_attrs_mdev_set(&vport->dl_port, + &ppid.id[0], ppid.id_len, + vport->port_alias); + return devlink_port_register(devlink, &vport->dl_port, dl_port_index); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h index ca7bf362a192..206a32c5a0af 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h @@ -141,6 +141,7 @@ struct mlx5_vport { bool enabled; enum mlx5_eswitch_vport_event enabled_events; struct devlink_port dl_port; + const char *port_alias; /* Applicable Only for SF vport */ }; enum offloads_fdb_flags { @@ -308,7 +309,8 @@ int mlx5_eswitch_vport_enable_qos(struct mlx5_eswitch *esw, u32 initial_max_rate, u32 initial_bw_share); void mlx5_eswitch_vport_disable_qos(struct mlx5_eswitch *esw, struct mlx5_vport *vport); -int mlx5_eswitch_setup_sf_vport(struct mlx5_eswitch *esw, u16 vport_num); +int mlx5_eswitch_setup_sf_vport(struct mlx5_eswitch *esw, u16 vport_num, + const char *port_alias); void mlx5_eswitch_cleanup_sf_vport(struct mlx5_eswitch *esw, u16 vport_num); void mlx5_eswitch_del_send_to_vport_rule(struct mlx5_flow_handle *rule); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 503cefac300b..5dcaa4831b49 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -1706,7 +1706,8 @@ esw_disable_sf_vport(struct mlx5_eswitch *esw, struct mlx5_vport *vport) esw_vport_destroy_offloads_acl_tables(esw, vport); } -int mlx5_eswitch_setup_sf_vport(struct mlx5_eswitch *esw, u16 vport_num) +int mlx5_eswitch_setup_sf_vport(struct mlx5_eswitch *esw, u16 vport_num, + const char *port_alias) { struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num); int ret; @@ -1718,6 +1719,8 @@ int mlx5_eswitch_setup_sf_vport(struct mlx5_eswitch *esw, u16 vport_num) if (ret) return ret; + vport->port_alias = port_alias; + ret = esw_offloads_load_vport_reps(esw, vport_num); if (ret) esw_disable_sf_vport(esw, vport); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/meddev/mdev.c b/drivers/net/ethernet/mellanox/mlx5/core/meddev/mdev.c index 295932110eff..0cf3b87f6b21 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/meddev/mdev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/meddev/mdev.c @@ -9,6 +9,8 @@ #include "meddev/sf.h" #include "eswitch.h" +#define MLX5_MEDDEV_ALIAS_LEN 12 + struct mlx5_mdev_table { struct mlx5_sf_table sf_table; /* Synchronizes with mdev table cleanup check and mdev creation. */ @@ -87,7 +89,8 @@ static int mlx5_meddev_create(struct kobject *kobj, struct mdev_device *meddev) return -ENODEV; } - sf = mlx5_sf_alloc(parent_coredev, &table->sf_table, mdev_dev(meddev)); + sf = mlx5_sf_alloc(parent_coredev, &table->sf_table, mdev_dev(meddev), + mdev_alias(meddev)); if (IS_ERR(sf)) { ret = PTR_ERR(sf); goto sf_err; @@ -111,9 +114,15 @@ static int mlx5_meddev_remove(struct mdev_device *meddev) return 0; } +static unsigned int mlx5_meddev_get_alias_length(void) +{ + return MLX5_MEDDEV_ALIAS_LEN; +} + static const struct mdev_parent_ops mlx5_meddev_ops = { .create = mlx5_meddev_create, .remove = mlx5_meddev_remove, + .get_alias_length = mlx5_meddev_get_alias_length, .supported_type_groups = mlx5_meddev_groups, }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.c b/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.c index 99eb54d345a8..d496046daed8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.c @@ -126,7 +126,7 @@ static u16 mlx5_sf_hw_id(const struct mlx5_core_dev *coredev, u16 sf_id) /* Perform SF allocation using parent device BAR. */ struct mlx5_sf * mlx5_sf_alloc(struct mlx5_core_dev *coredev, struct mlx5_sf_table *sf_table, - struct device *dev) + struct device *dev, const char *port_alias) { struct mlx5_sf *sf; u16 hw_function_id; @@ -150,7 +150,8 @@ mlx5_sf_alloc(struct mlx5_core_dev *coredev, struct mlx5_sf_table *sf_table, if (ret) goto enable_err; - ret = mlx5_eswitch_setup_sf_vport(coredev->priv.eswitch, hw_function_id); + ret = mlx5_eswitch_setup_sf_vport(coredev->priv.eswitch, + hw_function_id, port_alias); if (ret) goto vport_err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.h b/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.h index 526a6795e984..8ac032fdbb0b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/meddev/sf.h @@ -42,7 +42,7 @@ void mlx5_sf_table_cleanup(struct mlx5_core_dev *dev, struct mlx5_sf * mlx5_sf_alloc(struct mlx5_core_dev *coredev, struct mlx5_sf_table *sf_table, - struct device *dev); + struct device *dev, const char *port_alias); void mlx5_sf_free(struct mlx5_core_dev *coredev, struct mlx5_sf_table *sf_table, struct mlx5_sf *sf); u16 mlx5_core_max_sfs(const struct mlx5_core_dev *dev,

[net-next,13/19] net/mlx5: Register SF devlink port

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