diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_app.h')
-rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_app.h | 88 |
1 files changed, 86 insertions, 2 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_app.h b/drivers/net/ethernet/netronome/nfp/nfp_app.h index f5e373fa8c3b..5d714e10d9a9 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_app.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_app.h @@ -34,6 +34,10 @@ #ifndef _NFP_APP_H #define _NFP_APP_H 1 +#include <net/devlink.h> + +#include "nfp_net_repr.h" + struct bpf_prog; struct net_device; struct pci_dev; @@ -43,15 +47,18 @@ struct sk_buff; struct nfp_app; struct nfp_cpp; struct nfp_pf; +struct nfp_repr; struct nfp_net; enum nfp_app_id { NFP_APP_CORE_NIC = 0x1, NFP_APP_BPF_NIC = 0x2, + NFP_APP_FLOWER_NIC = 0x3, }; extern const struct nfp_app_type app_nic; extern const struct nfp_app_type app_bpf; +extern const struct nfp_app_type app_flower; /** * struct nfp_app_type - application definition @@ -60,16 +67,23 @@ extern const struct nfp_app_type app_bpf; * @ctrl_has_meta: control messages have prepend of type:5/port:CTRL * * Callbacks - * @init: perform basic app checks + * @init: perform basic app checks and init + * @clean: clean app state * @extra_cap: extra capabilities string * @vnic_init: init vNICs (assign port types, etc.) * @vnic_clean: clean up app's vNIC state + * @repr_open: representor netdev open callback + * @repr_stop: representor netdev stop callback * @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) * @xdp_offload: offload an XDP program + * @eswitch_mode_get: get SR-IOV eswitch mode + * @sriov_enable: app-specific sriov initialisation + * @sriov_disable: app-specific sriov clean-up + * @repr_get: get representor netdev */ struct nfp_app_type { enum nfp_app_id id; @@ -78,6 +92,7 @@ struct nfp_app_type { bool ctrl_has_meta; int (*init)(struct nfp_app *app); + void (*clean)(struct nfp_app *app); const char *(*extra_cap)(struct nfp_app *app, struct nfp_net *nn); @@ -85,6 +100,9 @@ struct nfp_app_type { unsigned int id); void (*vnic_clean)(struct nfp_app *app, struct nfp_net *nn); + int (*repr_open)(struct nfp_app *app, struct nfp_repr *repr); + int (*repr_stop)(struct nfp_app *app, struct nfp_repr *repr); + int (*start)(struct nfp_app *app); void (*stop)(struct nfp_app *app); @@ -95,6 +113,12 @@ struct nfp_app_type { bool (*tc_busy)(struct nfp_app *app, struct nfp_net *nn); int (*xdp_offload)(struct nfp_app *app, struct nfp_net *nn, struct bpf_prog *prog); + + int (*sriov_enable)(struct nfp_app *app, int num_vfs); + void (*sriov_disable)(struct nfp_app *app); + + enum devlink_eswitch_mode (*eswitch_mode_get)(struct nfp_app *app); + struct net_device *(*repr_get)(struct nfp_app *app, u32 id); }; /** @@ -103,7 +127,9 @@ struct nfp_app_type { * @pf: backpointer to NFP PF structure * @cpp: pointer to the CPP handle * @ctrl: pointer to ctrl vNIC struct + * @reprs: array of pointers to representors * @type: pointer to const application ops and info + * @priv: app-specific priv data */ struct nfp_app { struct pci_dev *pdev; @@ -111,8 +137,10 @@ struct nfp_app { struct nfp_cpp *cpp; struct nfp_net *ctrl; + struct nfp_reprs __rcu *reprs[NFP_REPR_TYPE_MAX + 1]; const struct nfp_app_type *type; + void *priv; }; bool nfp_ctrl_tx(struct nfp_net *nn, struct sk_buff *skb); @@ -124,6 +152,12 @@ static inline int nfp_app_init(struct nfp_app *app) return app->type->init(app); } +static inline void nfp_app_clean(struct nfp_app *app) +{ + if (app->type->clean) + app->type->clean(app); +} + static inline int nfp_app_vnic_init(struct nfp_app *app, struct nfp_net *nn, unsigned int id) { @@ -136,6 +170,20 @@ static inline void nfp_app_vnic_clean(struct nfp_app *app, struct nfp_net *nn) app->type->vnic_clean(app, nn); } +static inline int nfp_app_repr_open(struct nfp_app *app, struct nfp_repr *repr) +{ + if (!app->type->repr_open) + return -EINVAL; + return app->type->repr_open(app, repr); +} + +static inline int nfp_app_repr_stop(struct nfp_app *app, struct nfp_repr *repr) +{ + if (!app->type->repr_stop) + return -EINVAL; + return app->type->repr_stop(app, repr); +} + static inline int nfp_app_start(struct nfp_app *app, struct nfp_net *ctrl) { app->ctrl = ctrl; @@ -216,8 +264,44 @@ static inline void nfp_app_ctrl_rx(struct nfp_app *app, struct sk_buff *skb) app->type->ctrl_msg_rx(app, skb); } +static inline int nfp_app_eswitch_mode_get(struct nfp_app *app, u16 *mode) +{ + if (!app->type->eswitch_mode_get) + return -EOPNOTSUPP; + + *mode = app->type->eswitch_mode_get(app); + + return 0; +} + +static inline int nfp_app_sriov_enable(struct nfp_app *app, int num_vfs) +{ + if (!app || !app->type->sriov_enable) + return -EOPNOTSUPP; + return app->type->sriov_enable(app, num_vfs); +} + +static inline void nfp_app_sriov_disable(struct nfp_app *app) +{ + if (app && app->type->sriov_disable) + app->type->sriov_disable(app); +} + +static inline struct net_device *nfp_app_repr_get(struct nfp_app *app, u32 id) +{ + if (unlikely(!app || !app->type->repr_get)) + return NULL; + + return app->type->repr_get(app, id); +} + +struct nfp_reprs * +nfp_app_reprs_set(struct nfp_app *app, enum nfp_repr_type type, + struct nfp_reprs *reprs); + const char *nfp_app_mip_name(struct nfp_app *app); -struct sk_buff *nfp_app_ctrl_msg_alloc(struct nfp_app *app, unsigned int size); +struct sk_buff * +nfp_app_ctrl_msg_alloc(struct nfp_app *app, unsigned int size, gfp_t priority); struct nfp_app *nfp_app_alloc(struct nfp_pf *pf, enum nfp_app_id id); void nfp_app_free(struct nfp_app *app); |