diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2018-11-19 15:21:49 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-11-19 18:53:46 -0800 |
| commit | 174ab544e3bc0b0c944b8e642618203dd0c2ecdf (patch) | |
| tree | 6b0274584d6569cb73905b2942f6c6132c6990a5 /drivers/net/ethernet/netronome/nfp/abm/main.c | |
| parent | 6a80240571800ba4ea2487f0531553424b6922e0 (diff) | |
nfp: abm: add cls_u32 offload for simple band classification
Use offload of very simple u32 filters to direct packets to GRED
bands based on the DSCP marking. No u32 hashing is supported,
just plain simple filters matching on ToS or Priority with
appropriate mask device can support.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: John Hurley <john.hurley@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/abm/main.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/abm/main.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/abm/main.c b/drivers/net/ethernet/netronome/nfp/abm/main.c index aeb0c9a1f260..ecdef63a20f3 100644 --- a/drivers/net/ethernet/netronome/nfp/abm/main.c +++ b/drivers/net/ethernet/netronome/nfp/abm/main.c @@ -46,6 +46,8 @@ nfp_abm_setup_tc(struct nfp_app *app, struct net_device *netdev, return nfp_abm_setup_tc_red(netdev, repr->app_priv, type_data); case TC_SETUP_QDISC_GRED: return nfp_abm_setup_tc_gred(netdev, repr->app_priv, type_data); + case TC_SETUP_BLOCK: + return nfp_abm_setup_cls_block(netdev, repr, type_data); default: return -EOPNOTSUPP; } @@ -315,16 +317,22 @@ nfp_abm_vnic_alloc(struct nfp_app *app, struct nfp_net *nn, unsigned int id) alink->id = id; alink->total_queues = alink->vnic->max_rx_rings; + INIT_LIST_HEAD(&alink->dscp_map); + err = nfp_abm_ctrl_read_params(alink); if (err) goto err_free_alink; + alink->prio_map = kzalloc(abm->prio_map_len, GFP_KERNEL); + if (!alink->prio_map) + goto err_free_alink; + /* This is a multi-host app, make sure MAC/PHY is up, but don't * make the MAC/PHY state follow the state of any of the ports. */ err = nfp_eth_set_configured(app->cpp, eth_port->index, true); if (err < 0) - goto err_free_alink; + goto err_free_priomap; netif_keep_dst(nn->dp.netdev); @@ -333,6 +341,8 @@ nfp_abm_vnic_alloc(struct nfp_app *app, struct nfp_net *nn, unsigned int id) return 0; +err_free_priomap: + kfree(alink->prio_map); err_free_alink: kfree(alink); return err; @@ -344,9 +354,19 @@ static void nfp_abm_vnic_free(struct nfp_app *app, struct nfp_net *nn) nfp_abm_kill_reprs(alink->abm, alink); WARN(!radix_tree_empty(&alink->qdiscs), "left over qdiscs\n"); + kfree(alink->prio_map); kfree(alink); } +static int nfp_abm_vnic_init(struct nfp_app *app, struct nfp_net *nn) +{ + struct nfp_abm_link *alink = nn->app_priv; + + if (nfp_abm_has_prio(alink->abm)) + return nfp_abm_ctrl_prio_map_update(alink, alink->prio_map); + return 0; +} + static u64 * nfp_abm_port_get_stats(struct nfp_app *app, struct nfp_port *port, u64 *data) { @@ -491,6 +511,7 @@ const struct nfp_app_type app_abm = { .vnic_alloc = nfp_abm_vnic_alloc, .vnic_free = nfp_abm_vnic_free, + .vnic_init = nfp_abm_vnic_init, .port_get_stats = nfp_abm_port_get_stats, .port_get_stats_count = nfp_abm_port_get_stats_count, |