diff options
Diffstat (limited to 'drivers/net/netdevsim/netdevsim.h')
| -rw-r--r-- | drivers/net/netdevsim/netdevsim.h | 177 |
1 files changed, 155 insertions, 22 deletions
diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h index 2eb7b0dc1594..7d8ed8d8df5c 100644 --- a/drivers/net/netdevsim/netdevsim.h +++ b/drivers/net/netdevsim/netdevsim.h @@ -13,12 +13,15 @@ * THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION. */ +#include <linux/debugfs.h> #include <linux/device.h> +#include <linux/ethtool.h> #include <linux/kernel.h> #include <linux/list.h> #include <linux/netdevice.h> #include <linux/u64_stats_sync.h> #include <net/devlink.h> +#include <net/udp_tunnel.h> #include <net/xdp.h> #define DRV_NAME "netdevsim" @@ -29,6 +32,7 @@ #define NSIM_IPSEC_MAX_SA_COUNT 33 #define NSIM_IPSEC_VALID BIT(31) +#define NSIM_UDP_TUNNEL_N_PORTS 4 struct nsim_sa { struct xfrm_state *xs; @@ -48,6 +52,23 @@ struct nsim_ipsec { u32 ok; }; +struct nsim_ethtool_pauseparam { + bool rx; + bool tx; + bool report_stats_rx; + bool report_stats_tx; +}; + +struct nsim_ethtool { + u32 get_err; + u32 set_err; + u32 channels; + struct nsim_ethtool_pauseparam pauseparam; + struct ethtool_coalesce coalesce; + struct ethtool_ringparam ring; + struct ethtool_fecparam fec; +}; + struct netdevsim { struct net_device *netdev; struct nsim_dev *nsim_dev; @@ -72,12 +93,28 @@ struct netdevsim { bool bpf_map_accept; struct nsim_ipsec ipsec; + struct { + u32 inject_error; + u32 sleep; + u32 __ports[2][NSIM_UDP_TUNNEL_N_PORTS]; + u32 (*ports)[NSIM_UDP_TUNNEL_N_PORTS]; + struct debugfs_u32_array dfs_ports[2]; + } udp_ports; + + struct nsim_ethtool ethtool; }; struct netdevsim * nsim_create(struct nsim_dev *nsim_dev, struct nsim_dev_port *nsim_dev_port); void nsim_destroy(struct netdevsim *ns); +void nsim_ethtool_init(struct netdevsim *ns); + +void nsim_udp_tunnels_debugfs_create(struct nsim_dev *nsim_dev); +int nsim_udp_tunnels_info_create(struct nsim_dev *nsim_dev, + struct net_device *dev); +void nsim_udp_tunnels_info_destroy(struct net_device *dev); + #ifdef CONFIG_BPF_SYSCALL int nsim_bpf_dev_init(struct nsim_dev *nsim_dev); void nsim_bpf_dev_exit(struct nsim_dev *nsim_dev); @@ -108,7 +145,7 @@ static inline void nsim_bpf_uninit(struct netdevsim *ns) static inline int nsim_bpf(struct net_device *dev, struct netdev_bpf *bpf) { - return bpf->command == XDP_QUERY_PROG ? 0 : -EOPNOTSUPP; + return -EOPNOTSUPP; } static inline int nsim_bpf_disable_tc(struct netdevsim *ns) @@ -132,6 +169,7 @@ enum nsim_resource_id { NSIM_RESOURCE_IPV6, NSIM_RESOURCE_IPV6_FIB, NSIM_RESOURCE_IPV6_FIB_RULES, + NSIM_RESOURCE_NEXTHOPS, }; struct nsim_dev_health { @@ -146,14 +184,74 @@ struct nsim_dev_health { int nsim_dev_health_init(struct nsim_dev *nsim_dev, struct devlink *devlink); void nsim_dev_health_exit(struct nsim_dev *nsim_dev); +struct nsim_dev_hwstats_netdev { + struct list_head list; + struct net_device *netdev; + struct rtnl_hw_stats64 stats; + bool enabled; + bool fail_enable; +}; + +struct nsim_dev_hwstats { + struct dentry *ddir; + struct dentry *l3_ddir; + + struct mutex hwsdev_list_lock; /* protects hwsdev list(s) */ + struct list_head l3_list; + + struct notifier_block netdevice_nb; + struct delayed_work traffic_dw; +}; + +int nsim_dev_hwstats_init(struct nsim_dev *nsim_dev); +void nsim_dev_hwstats_exit(struct nsim_dev *nsim_dev); + +#if IS_ENABLED(CONFIG_PSAMPLE) +int nsim_dev_psample_init(struct nsim_dev *nsim_dev); +void nsim_dev_psample_exit(struct nsim_dev *nsim_dev); +#else +static inline int nsim_dev_psample_init(struct nsim_dev *nsim_dev) +{ + return 0; +} + +static inline void nsim_dev_psample_exit(struct nsim_dev *nsim_dev) +{ +} +#endif + +enum nsim_dev_port_type { + NSIM_DEV_PORT_TYPE_PF, + NSIM_DEV_PORT_TYPE_VF, +}; + +#define NSIM_DEV_VF_PORT_INDEX_BASE 128 +#define NSIM_DEV_VF_PORT_INDEX_MAX UINT_MAX + struct nsim_dev_port { struct list_head list; struct devlink_port devlink_port; unsigned int port_index; + enum nsim_dev_port_type port_type; struct dentry *ddir; + struct dentry *rate_parent; + char *parent_name; struct netdevsim *ns; }; +struct nsim_vf_config { + int link_state; + u16 min_tx_rate; + u16 max_tx_rate; + u16 vlan; + __be16 vlan_proto; + u16 qos; + u8 vf_mac[ETH_ALEN]; + bool spoofchk_enabled; + bool trusted; + bool rss_query_enabled; +}; + struct nsim_dev { struct nsim_bus_dev *nsim_bus_dev; struct nsim_fib_data *fib_data; @@ -161,8 +259,13 @@ struct nsim_dev { struct dentry *ddir; struct dentry *ports_ddir; struct dentry *take_snapshot; + struct dentry *nodes_ddir; + + struct nsim_vf_config *vfconfigs; + struct bpf_offload_dev *bpf_dev; bool bpf_bind_accept; + bool bpf_bind_verifier_accept; u32 bpf_bind_verifier_delay; struct dentry *ddir_bpf_bound_progs; u32 prog_id_gen; @@ -170,16 +273,45 @@ struct nsim_dev { struct list_head bpf_bound_maps; struct netdev_phys_item_id switch_id; struct list_head port_list; - struct mutex port_list_lock; /* protects port list */ bool fw_update_status; + u32 fw_update_overwrite_mask; u32 max_macs; bool test1; bool dont_allow_reload; bool fail_reload; struct devlink_region *dummy_region; struct nsim_dev_health health; + struct nsim_dev_hwstats hwstats; + struct flow_action_cookie *fa_cookie; + spinlock_t fa_cookie_lock; /* protects fa_cookie */ + bool fail_trap_group_set; + bool fail_trap_policer_set; + bool fail_trap_policer_counter_get; + bool fail_trap_drop_counter_get; + struct { + struct udp_tunnel_nic_shared utn_shared; + u32 __ports[2][NSIM_UDP_TUNNEL_N_PORTS]; + bool sync_all; + bool open_only; + bool ipv4_only; + bool shared; + bool static_iana_vxlan; + u32 sleep; + } udp_ports; + struct nsim_dev_psample *psample; + u16 esw_mode; }; +static inline bool nsim_esw_mode_is_legacy(struct nsim_dev *nsim_dev) +{ + return nsim_dev->esw_mode == DEVLINK_ESWITCH_MODE_LEGACY; +} + +static inline bool nsim_esw_mode_is_switchdev(struct nsim_dev *nsim_dev) +{ + return nsim_dev->esw_mode == DEVLINK_ESWITCH_MODE_SWITCHDEV; +} + static inline struct net *nsim_dev_net(struct nsim_dev *nsim_dev) { return devlink_net(priv_to_devlink(nsim_dev)); @@ -187,12 +319,18 @@ static inline struct net *nsim_dev_net(struct nsim_dev *nsim_dev) int nsim_dev_init(void); void nsim_dev_exit(void); -int nsim_dev_probe(struct nsim_bus_dev *nsim_bus_dev); -void nsim_dev_remove(struct nsim_bus_dev *nsim_bus_dev); -int nsim_dev_port_add(struct nsim_bus_dev *nsim_bus_dev, +int nsim_drv_probe(struct nsim_bus_dev *nsim_bus_dev); +void nsim_drv_remove(struct nsim_bus_dev *nsim_bus_dev); +int nsim_drv_port_add(struct nsim_bus_dev *nsim_bus_dev, + enum nsim_dev_port_type type, unsigned int port_index); -int nsim_dev_port_del(struct nsim_bus_dev *nsim_bus_dev, +int nsim_drv_port_del(struct nsim_bus_dev *nsim_bus_dev, + enum nsim_dev_port_type type, unsigned int port_index); +int nsim_drv_configure_vfs(struct nsim_bus_dev *nsim_bus_dev, + unsigned int num_vfs); + +unsigned int nsim_dev_get_vfs(struct nsim_dev *nsim_dev); struct nsim_fib_data *nsim_fib_create(struct devlink *devlink, struct netlink_ext_ack *extack); @@ -200,6 +338,15 @@ void nsim_fib_destroy(struct devlink *devlink, struct nsim_fib_data *fib_data); u64 nsim_fib_get_val(struct nsim_fib_data *fib_data, enum nsim_resource_id res_id, bool max); +static inline bool nsim_dev_port_is_pf(struct nsim_dev_port *nsim_dev_port) +{ + return nsim_dev_port->port_type == NSIM_DEV_PORT_TYPE_PF; +} + +static inline bool nsim_dev_port_is_vf(struct nsim_dev_port *nsim_dev_port) +{ + return nsim_dev_port->port_type == NSIM_DEV_PORT_TYPE_VF; +} #if IS_ENABLED(CONFIG_XFRM_OFFLOAD) void nsim_ipsec_init(struct netdevsim *ns); void nsim_ipsec_teardown(struct netdevsim *ns); @@ -219,30 +366,16 @@ static inline bool nsim_ipsec_tx(struct netdevsim *ns, struct sk_buff *skb) } #endif -struct nsim_vf_config { - int link_state; - u16 min_tx_rate; - u16 max_tx_rate; - u16 vlan; - __be16 vlan_proto; - u16 qos; - u8 vf_mac[ETH_ALEN]; - bool spoofchk_enabled; - bool trusted; - bool rss_query_enabled; -}; - struct nsim_bus_dev { struct device dev; struct list_head list; unsigned int port_count; + unsigned int num_queues; /* Number of queues for each port on this bus */ struct net *initial_net; /* Purpose of this is to carry net pointer * during the probe time only. */ + unsigned int max_vfs; unsigned int num_vfs; - struct nsim_vf_config *vfconfigs; - /* Lock for devlink->reload_enabled in netdevsim module */ - struct mutex nsim_bus_reload_lock; bool init; }; |