diff options
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/main.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/qos_conf.c | 74 |
2 files changed, 56 insertions, 20 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.h b/drivers/net/ethernet/netronome/nfp/flower/main.h index 917c450a7aad..7720403e79fb 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/main.h +++ b/drivers/net/ethernet/netronome/nfp/flower/main.h @@ -569,4 +569,6 @@ nfp_flower_xmit_flow(struct nfp_app *app, struct nfp_fl_payload *nfp_flow, void nfp_flower_update_merge_stats(struct nfp_app *app, struct nfp_fl_payload *sub_flow); +int nfp_flower_offload_one_police(struct nfp_app *app, bool ingress, + bool pps, u32 id, u32 rate, u32 burst); #endif diff --git a/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c index 784c6dbf8bc4..68a92a28d7fa 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c @@ -11,10 +11,14 @@ #define NFP_FL_QOS_UPDATE msecs_to_jiffies(1000) #define NFP_FL_QOS_PPS BIT(15) +#define NFP_FL_QOS_METER BIT(10) struct nfp_police_cfg_head { __be32 flags_opts; - __be32 port; + union { + __be32 meter_id; + __be32 port; + }; }; enum NFP_FL_QOS_TYPES { @@ -46,7 +50,15 @@ enum NFP_FL_QOS_TYPES { * | Committed Information Rate | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ * Word[0](FLag options): - * [15] p(pps) 1 for pps ,0 for bps + * [15] p(pps) 1 for pps, 0 for bps + * + * Meter control message + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * +-------------------------------+-+---+-----+-+---------+-+---+-+ + * | Reserved |p| Y |TYPE |E|TSHFV |P| PC|R| + * +-------------------------------+-+---+-----+-+---------+-+---+-+ + * | meter ID | + * +-------------------------------+-------------------------------+ * */ struct nfp_police_config { @@ -67,6 +79,40 @@ struct nfp_police_stats_reply { __be64 drop_pkts; }; +int nfp_flower_offload_one_police(struct nfp_app *app, bool ingress, + bool pps, u32 id, u32 rate, u32 burst) +{ + struct nfp_police_config *config; + struct sk_buff *skb; + + skb = nfp_flower_cmsg_alloc(app, sizeof(struct nfp_police_config), + NFP_FLOWER_CMSG_TYPE_QOS_MOD, GFP_KERNEL); + if (!skb) + return -ENOMEM; + + config = nfp_flower_cmsg_get_data(skb); + memset(config, 0, sizeof(struct nfp_police_config)); + if (pps) + config->head.flags_opts |= cpu_to_be32(NFP_FL_QOS_PPS); + if (!ingress) + config->head.flags_opts |= cpu_to_be32(NFP_FL_QOS_METER); + + if (ingress) + config->head.port = cpu_to_be32(id); + else + config->head.meter_id = cpu_to_be32(id); + + config->bkt_tkn_p = cpu_to_be32(burst); + config->bkt_tkn_c = cpu_to_be32(burst); + config->pbs = cpu_to_be32(burst); + config->cbs = cpu_to_be32(burst); + config->pir = cpu_to_be32(rate); + config->cir = cpu_to_be32(rate); + nfp_ctrl_tx(app->ctrl, skb); + + return 0; +} + static int nfp_flower_install_rate_limiter(struct nfp_app *app, struct net_device *netdev, struct tc_cls_matchall_offload *flow, @@ -77,14 +123,13 @@ nfp_flower_install_rate_limiter(struct nfp_app *app, struct net_device *netdev, struct nfp_flower_priv *fl_priv = app->priv; struct flow_action_entry *action = NULL; struct nfp_flower_repr_priv *repr_priv; - struct nfp_police_config *config; u32 netdev_port_id, i; struct nfp_repr *repr; - struct sk_buff *skb; bool pps_support; u32 bps_num = 0; u32 pps_num = 0; u32 burst; + bool pps; u64 rate; if (!nfp_netdev_is_nfp_repr(netdev)) { @@ -169,23 +214,12 @@ nfp_flower_install_rate_limiter(struct nfp_app *app, struct net_device *netdev, } if (rate != 0) { - skb = nfp_flower_cmsg_alloc(repr->app, sizeof(struct nfp_police_config), - NFP_FLOWER_CMSG_TYPE_QOS_MOD, GFP_KERNEL); - if (!skb) - return -ENOMEM; - - config = nfp_flower_cmsg_get_data(skb); - memset(config, 0, sizeof(struct nfp_police_config)); + pps = false; if (action->police.rate_pkt_ps > 0) - config->head.flags_opts = cpu_to_be32(NFP_FL_QOS_PPS); - config->head.port = cpu_to_be32(netdev_port_id); - config->bkt_tkn_p = cpu_to_be32(burst); - config->bkt_tkn_c = cpu_to_be32(burst); - config->pbs = cpu_to_be32(burst); - config->cbs = cpu_to_be32(burst); - config->pir = cpu_to_be32(rate); - config->cir = cpu_to_be32(rate); - nfp_ctrl_tx(repr->app->ctrl, skb); + pps = true; + nfp_flower_offload_one_police(repr->app, true, + pps, netdev_port_id, + rate, burst); } } repr_priv->qos_table.netdev_port_id = netdev_port_id; |