diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_app.h')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_app.h | 87 |
1 files changed, 84 insertions, 3 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_app.h b/drivers/net/ethernet/netronome/nfp/nfp_app.h index af640b5c2108..437964afa8ee 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_app.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_app.h @@ -36,10 +36,14 @@ #include <net/devlink.h> +#include <trace/events/devlink.h> + #include "nfp_net_repr.h" struct bpf_prog; struct net_device; +struct netdev_bpf; +struct netlink_ext_ack; struct pci_dev; struct sk_buff; struct sk_buff; @@ -63,6 +67,9 @@ extern const struct nfp_app_type app_flower; * struct nfp_app_type - application definition * @id: application ID * @name: application name + * @ctrl_cap_mask: ctrl vNIC capability mask, allows disabling features like + * IRQMOD which are on by default but counter-productive for + * control messages which are often latency-sensitive * @ctrl_has_meta: control messages have prepend of type:5/port:CTRL * * Callbacks @@ -73,13 +80,20 @@ extern const struct nfp_app_type app_flower; * @vnic_free: free up app's vNIC state * @vnic_init: vNIC netdev was registered * @vnic_clean: vNIC netdev about to be unregistered + * @repr_init: representor about to be registered + * @repr_preclean: representor about to unregistered, executed before app + * reference to the it is removed + * @repr_clean: representor about to be unregistered * @repr_open: representor netdev open callback * @repr_stop: representor netdev stop callback + * @change_mtu: MTU change on a netdev has been requested (veto-only, change + * is not guaranteed to be committed) * @start: start application logic * @stop: stop application logic * @ctrl_msg_rx: control message handler * @setup_tc: setup TC ndo * @tc_busy: TC HW offload busy (rules loaded) + * @bpf: BPF ndo offload-related calls * @xdp_offload: offload an XDP program * @eswitch_mode_get: get SR-IOV eswitch mode * @sriov_enable: app-specific sriov initialisation @@ -90,6 +104,7 @@ struct nfp_app_type { enum nfp_app_id id; const char *name; + u32 ctrl_cap_mask; bool ctrl_has_meta; int (*init)(struct nfp_app *app); @@ -103,9 +118,16 @@ struct nfp_app_type { int (*vnic_init)(struct nfp_app *app, struct nfp_net *nn); void (*vnic_clean)(struct nfp_app *app, struct nfp_net *nn); + int (*repr_init)(struct nfp_app *app, struct net_device *netdev); + void (*repr_preclean)(struct nfp_app *app, struct net_device *netdev); + void (*repr_clean)(struct nfp_app *app, struct net_device *netdev); + int (*repr_open)(struct nfp_app *app, struct nfp_repr *repr); int (*repr_stop)(struct nfp_app *app, struct nfp_repr *repr); + int (*change_mtu)(struct nfp_app *app, struct net_device *netdev, + int new_mtu); + int (*start)(struct nfp_app *app); void (*stop)(struct nfp_app *app); @@ -114,8 +136,11 @@ struct nfp_app_type { int (*setup_tc)(struct nfp_app *app, struct net_device *netdev, enum tc_setup_type type, void *type_data); bool (*tc_busy)(struct nfp_app *app, struct nfp_net *nn); + int (*bpf)(struct nfp_app *app, struct nfp_net *nn, + struct netdev_bpf *xdp); int (*xdp_offload)(struct nfp_app *app, struct nfp_net *nn, - struct bpf_prog *prog); + struct bpf_prog *prog, + struct netlink_ext_ack *extack); int (*sriov_enable)(struct nfp_app *app, int num_vfs); void (*sriov_disable)(struct nfp_app *app); @@ -146,6 +171,7 @@ struct nfp_app { void *priv; }; +bool __nfp_ctrl_tx(struct nfp_net *nn, struct sk_buff *skb); bool nfp_ctrl_tx(struct nfp_net *nn, struct sk_buff *skb); static inline int nfp_app_init(struct nfp_app *app) @@ -200,6 +226,36 @@ static inline int nfp_app_repr_stop(struct nfp_app *app, struct nfp_repr *repr) return app->type->repr_stop(app, repr); } +static inline int +nfp_app_repr_init(struct nfp_app *app, struct net_device *netdev) +{ + if (!app->type->repr_init) + return 0; + return app->type->repr_init(app, netdev); +} + +static inline void +nfp_app_repr_preclean(struct nfp_app *app, struct net_device *netdev) +{ + if (app->type->repr_preclean) + app->type->repr_preclean(app, netdev); +} + +static inline void +nfp_app_repr_clean(struct nfp_app *app, struct net_device *netdev) +{ + if (app->type->repr_clean) + app->type->repr_clean(app, netdev); +} + +static inline int +nfp_app_change_mtu(struct nfp_app *app, struct net_device *netdev, int new_mtu) +{ + if (!app || !app->type->change_mtu) + return 0; + return app->type->change_mtu(app, netdev, new_mtu); +} + static inline int nfp_app_start(struct nfp_app *app, struct nfp_net *ctrl) { app->ctrl = ctrl; @@ -261,21 +317,44 @@ static inline int nfp_app_setup_tc(struct nfp_app *app, return app->type->setup_tc(app, netdev, type, type_data); } +static inline int nfp_app_bpf(struct nfp_app *app, struct nfp_net *nn, + struct netdev_bpf *bpf) +{ + if (!app || !app->type->bpf) + return -EINVAL; + return app->type->bpf(app, nn, bpf); +} + static inline int nfp_app_xdp_offload(struct nfp_app *app, struct nfp_net *nn, - struct bpf_prog *prog) + struct bpf_prog *prog, + struct netlink_ext_ack *extack) { if (!app || !app->type->xdp_offload) return -EOPNOTSUPP; - return app->type->xdp_offload(app, nn, prog); + return app->type->xdp_offload(app, nn, prog, extack); +} + +static inline bool __nfp_app_ctrl_tx(struct nfp_app *app, struct sk_buff *skb) +{ + trace_devlink_hwmsg(priv_to_devlink(app->pf), false, 0, + skb->data, skb->len); + + return __nfp_ctrl_tx(app->ctrl, skb); } static inline bool nfp_app_ctrl_tx(struct nfp_app *app, struct sk_buff *skb) { + trace_devlink_hwmsg(priv_to_devlink(app->pf), false, 0, + skb->data, skb->len); + return nfp_ctrl_tx(app->ctrl, skb); } static inline void nfp_app_ctrl_rx(struct nfp_app *app, struct sk_buff *skb) { + trace_devlink_hwmsg(priv_to_devlink(app->pf), true, 0, + skb->data, skb->len); + app->type->ctrl_msg_rx(app, skb); } @@ -313,6 +392,8 @@ static inline struct net_device *nfp_app_repr_get(struct nfp_app *app, u32 id) struct nfp_app *nfp_app_from_netdev(struct net_device *netdev); struct nfp_reprs * +nfp_reprs_get_locked(struct nfp_app *app, enum nfp_repr_type type); +struct nfp_reprs * nfp_app_reprs_set(struct nfp_app *app, enum nfp_repr_type type, struct nfp_reprs *reprs); |