diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf/main.c')
-rw-r--r-- | drivers/net/ethernet/netronome/nfp/bpf/main.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c index 1c9fb11470df..8f732771d3fa 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/main.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c @@ -300,6 +300,14 @@ nfp_bpf_parse_cap_adjust_tail(struct nfp_app_bpf *bpf, void __iomem *value, } static int +nfp_bpf_parse_cap_cmsg_multi_ent(struct nfp_app_bpf *bpf, void __iomem *value, + u32 length) +{ + bpf->cmsg_multi_ent = true; + return 0; +} + +static int nfp_bpf_parse_cap_abi_version(struct nfp_app_bpf *bpf, void __iomem *value, u32 length) { @@ -375,6 +383,11 @@ static int nfp_bpf_parse_capabilities(struct nfp_app *app) length)) goto err_release_free; break; + case NFP_BPF_CAP_TYPE_CMSG_MULTI_ENT: + if (nfp_bpf_parse_cap_cmsg_multi_ent(app->priv, value, + length)) + goto err_release_free; + break; default: nfp_dbg(cpp, "unknown BPF capability: %d\n", type); break; @@ -415,6 +428,25 @@ static void nfp_bpf_ndo_uninit(struct nfp_app *app, struct net_device *netdev) bpf_offload_dev_netdev_unregister(bpf->bpf_dev, netdev); } +static int nfp_bpf_start(struct nfp_app *app) +{ + struct nfp_app_bpf *bpf = app->priv; + + if (app->ctrl->dp.mtu < nfp_bpf_ctrl_cmsg_min_mtu(bpf)) { + nfp_err(bpf->app->cpp, + "ctrl channel MTU below min required %u < %u\n", + app->ctrl->dp.mtu, nfp_bpf_ctrl_cmsg_min_mtu(bpf)); + return -EINVAL; + } + + if (bpf->cmsg_multi_ent) + bpf->cmsg_cache_cnt = nfp_bpf_ctrl_cmsg_cache_cnt(bpf); + else + bpf->cmsg_cache_cnt = 1; + + return 0; +} + static int nfp_bpf_init(struct nfp_app *app) { struct nfp_app_bpf *bpf; @@ -488,6 +520,7 @@ const struct nfp_app_type app_bpf = { .init = nfp_bpf_init, .clean = nfp_bpf_clean, + .start = nfp_bpf_start, .check_mtu = nfp_bpf_check_mtu, |