diff options
Diffstat (limited to 'drivers/net/ethernet/microchip/lan966x/lan966x_main.h')
| -rw-r--r-- | drivers/net/ethernet/microchip/lan966x/lan966x_main.h | 95 |
1 files changed, 91 insertions, 4 deletions
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h index 4ec33999e4df..3491f1961835 100644 --- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.h +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.h @@ -9,6 +9,7 @@ #include <linux/phy.h> #include <linux/phylink.h> #include <linux/ptp_clock_kernel.h> +#include <net/page_pool.h> #include <net/pkt_cls.h> #include <net/pkt_sched.h> #include <net/switchdev.h> @@ -87,6 +88,10 @@ #define SE_IDX_QUEUE 0 /* 0-79 : Queue scheduler elements */ #define SE_IDX_PORT 80 /* 80-89 : Port schedular elements */ +#define LAN966X_VCAP_CID_IS2_L0 VCAP_CID_INGRESS_STAGE2_L0 /* IS2 lookup 0 */ +#define LAN966X_VCAP_CID_IS2_L1 VCAP_CID_INGRESS_STAGE2_L1 /* IS2 lookup 1 */ +#define LAN966X_VCAP_CID_IS2_MAX (VCAP_CID_INGRESS_STAGE2_L2 - 1) /* IS2 Max */ + /* MAC table entry types. * ENTRYTYPE_NORMAL is subject to aging. * ENTRYTYPE_LOCKED is not subject to aging. @@ -100,6 +105,29 @@ enum macaccess_entry_type { ENTRYTYPE_MACV6, }; +/* FDMA return action codes for checking if the frame is valid + * FDMA_PASS, frame is valid and can be used + * FDMA_ERROR, something went wrong, stop getting more frames + * FDMA_DROP, frame is dropped, but continue to get more frames + * FDMA_TX, frame is given to TX, but continue to get more frames + * FDMA_REDIRECT, frame is given to TX, but continue to get more frames + */ +enum lan966x_fdma_action { + FDMA_PASS = 0, + FDMA_ERROR, + FDMA_DROP, + FDMA_TX, + FDMA_REDIRECT, +}; + +/* Controls how PORT_MASK is applied */ +enum LAN966X_PORT_MASK_MODE { + LAN966X_PMM_NO_ACTION, + LAN966X_PMM_REPLACE, + LAN966X_PMM_FORWARDING, + LAN966X_PMM_REDIRECT, +}; + struct lan966x_port; struct lan966x_db { @@ -150,15 +178,28 @@ struct lan966x_rx { */ u8 page_order; + /* Represents the max size frame that it can receive to the CPU. This + * includes the IFH + VLAN tags + frame + skb_shared_info + */ + u32 max_mtu; + u8 channel_id; + + struct page_pool *page_pool; }; struct lan966x_tx_dcb_buf { - struct net_device *dev; - struct sk_buff *skb; dma_addr_t dma_addr; - bool used; - bool ptp; + struct net_device *dev; + union { + struct sk_buff *skb; + struct xdp_frame *xdpf; + } data; + u32 len; + u32 used : 1; + u32 ptp : 1; + u32 use_skb : 1; + u32 xdp_ndo : 1; }; struct lan966x_tx { @@ -271,6 +312,9 @@ struct lan966x { struct lan966x_port *mirror_monitor; u32 mirror_mask[2]; u32 mirror_count; + + /* vcap */ + struct vcap_control *vcap_ctrl; }; struct lan966x_port_config { @@ -288,6 +332,7 @@ struct lan966x_port_tc { unsigned long police_id; unsigned long ingress_mirror_id; unsigned long egress_mirror_id; + unsigned long goto_id; struct flow_stats police_stat; struct flow_stats mirror_stat; }; @@ -320,6 +365,9 @@ struct lan966x_port { enum netdev_lag_hash hash_type; struct lan966x_port_tc tc; + + struct bpf_prog *xdp_prog; + struct xdp_rxq_info xdp_rxq; }; extern const struct phylink_mac_ops lan966x_phylink_mac_ops; @@ -337,6 +385,8 @@ bool lan966x_hw_offload(struct lan966x *lan966x, u32 port, struct sk_buff *skb); void lan966x_ifh_get_src_port(void *ifh, u64 *src_port); void lan966x_ifh_get_timestamp(void *ifh, u64 *timestamp); +void lan966x_ifh_set_bypass(void *ifh, u64 bypass); +void lan966x_ifh_set_port(void *ifh, u64 bypass); void lan966x_stats_get(struct net_device *dev, struct rtnl_link_stats64 *stats); @@ -435,14 +485,21 @@ irqreturn_t lan966x_ptp_irq_handler(int irq, void *args); irqreturn_t lan966x_ptp_ext_irq_handler(int irq, void *args); u32 lan966x_ptp_get_period_ps(void); int lan966x_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts); +int lan966x_ptp_setup_traps(struct lan966x_port *port, struct ifreq *ifr); +int lan966x_ptp_del_traps(struct lan966x_port *port); int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev); +int lan966x_fdma_xmit_xdpf(struct lan966x_port *port, + struct xdp_frame *frame, + struct page *page, + bool dma_map); int lan966x_fdma_change_mtu(struct lan966x *lan966x); void lan966x_fdma_netdev_init(struct lan966x *lan966x, struct net_device *dev); void lan966x_fdma_netdev_deinit(struct lan966x *lan966x, struct net_device *dev); int lan966x_fdma_init(struct lan966x *lan966x); void lan966x_fdma_deinit(struct lan966x *lan966x); irqreturn_t lan966x_fdma_irq_handler(int irq, void *args); +int lan966x_fdma_reload_page_pool(struct lan966x *lan966x); int lan966x_lag_port_join(struct lan966x_port *port, struct net_device *brport_dev, @@ -527,6 +584,36 @@ void lan966x_mirror_port_stats(struct lan966x_port *port, struct flow_stats *stats, bool ingress); +int lan966x_xdp_port_init(struct lan966x_port *port); +void lan966x_xdp_port_deinit(struct lan966x_port *port); +int lan966x_xdp(struct net_device *dev, struct netdev_bpf *xdp); +int lan966x_xdp_run(struct lan966x_port *port, + struct page *page, + u32 data_len); +int lan966x_xdp_xmit(struct net_device *dev, + int n, + struct xdp_frame **frames, + u32 flags); +bool lan966x_xdp_present(struct lan966x *lan966x); +static inline bool lan966x_xdp_port_present(struct lan966x_port *port) +{ + return !!port->xdp_prog; +} + +int lan966x_vcap_init(struct lan966x *lan966x); +void lan966x_vcap_deinit(struct lan966x *lan966x); + +int lan966x_tc_flower(struct lan966x_port *port, + struct flow_cls_offload *f); + +int lan966x_goto_port_add(struct lan966x_port *port, + struct flow_action_entry *act, + unsigned long goto_id, + struct netlink_ext_ack *extack); +int lan966x_goto_port_del(struct lan966x_port *port, + unsigned long goto_id, + struct netlink_ext_ack *extack); + static inline void __iomem *lan_addr(void __iomem *base[], int id, int tinst, int tcnt, int gbase, int ginst, |