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| author |   Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com> | 2019-05-04 04:46:26 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-05-05 21:49:24 -0700 |
| commit | b66d035eec141b9faa3f495e9bc240f58c57ed52 (patch) | |
| tree | f56194da478f0f7203a4f836a8b7a56fa0f2a74c /drivers/net/ethernet/netronome | |
| parent | net/sched: add block pointer to tc_cls_common_offload structure (diff) | |
| download | linux-dev-b66d035eec141b9faa3f495e9bc240f58c57ed52.tar.xz linux-dev-b66d035eec141b9faa3f495e9bc240f58c57ed52.zip | |
nfp: flower: add qos offload framework
Introduce matchall filter offload infrastructure that is needed to
offload qos features like policing. Subsequent patches will make
use of police-filters for ingress rate limiting.
Signed-off-by: Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome')
4 files changed, 29 insertions, 1 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/Makefile b/drivers/net/ethernet/netronome/nfp/Makefile index 0673f3aa2c8d..87bf784f8e8f 100644 --- a/drivers/net/ethernet/netronome/nfp/Makefile +++ b/drivers/net/ethernet/netronome/nfp/Makefile @@ -43,7 +43,8 @@ nfp-objs += \ flower/match.o \ flower/metadata.o \ flower/offload.o \ - flower/tunnel_conf.o + flower/tunnel_conf.o \ + flower/qos_conf.o endif ifeq ($(CONFIG_BPF_SYSCALL),y) diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.h b/drivers/net/ethernet/netronome/nfp/flower/main.h index 675f43f06526..16f0b8dcd8e1 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/main.h +++ b/drivers/net/ethernet/netronome/nfp/flower/main.h @@ -39,6 +39,7 @@ struct nfp_app; #define NFP_FL_NBI_MTU_SETTING BIT(1) #define NFP_FL_FEATS_GENEVE_OPT BIT(2) #define NFP_FL_FEATS_VLAN_PCP BIT(3) +#define NFP_FL_FEATS_VF_RLIM BIT(4) #define NFP_FL_FEATS_FLOW_MOD BIT(5) #define NFP_FL_FEATS_FLOW_MERGE BIT(30) #define NFP_FL_FEATS_LAG BIT(31) @@ -366,6 +367,8 @@ int nfp_flower_lag_populate_pre_action(struct nfp_app *app, struct nfp_fl_pre_lag *pre_act); int nfp_flower_lag_get_output_id(struct nfp_app *app, struct net_device *master); +int nfp_flower_setup_qos_offload(struct nfp_app *app, struct net_device *netdev, + struct tc_cls_matchall_offload *flow); int nfp_flower_reg_indir_block_handler(struct nfp_app *app, struct net_device *netdev, unsigned long event); diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c index aefe211da82c..9c6bcc6e9d68 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/offload.c +++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c @@ -1185,6 +1185,9 @@ static int nfp_flower_setup_tc_block_cb(enum tc_setup_type type, case TC_SETUP_CLSFLOWER: return nfp_flower_repr_offload(repr->app, repr->netdev, type_data); + case TC_SETUP_CLSMATCHALL: + return nfp_flower_setup_qos_offload(repr->app, repr->netdev, + type_data); default: return -EOPNOTSUPP; } diff --git a/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c new file mode 100644 index 000000000000..82422afa9f8b --- /dev/null +++ b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* Copyright (C) 2019 Netronome Systems, Inc. */ + +#include <net/pkt_cls.h> + +#include "cmsg.h" +#include "main.h" + +int nfp_flower_setup_qos_offload(struct nfp_app *app, struct net_device *netdev, + struct tc_cls_matchall_offload *flow) +{ + struct netlink_ext_ack *extack = flow->common.extack; + struct nfp_flower_priv *fl_priv = app->priv; + + if (!(fl_priv->flower_ext_feats & NFP_FL_FEATS_VF_RLIM)) { + NL_SET_ERR_MSG_MOD(extack, "unsupported offload: loaded firmware does not support qos rate limit offload"); + return -EOPNOTSUPP; + } + + return -EOPNOTSUPP; +} |