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/ctrl.c | |
| parent | 6a80240571800ba4ea2487f0531553424b6922e0 (diff) | |
| download | linux-174ab544e3bc0b0c944b8e642618203dd0c2ecdf.tar.bz2 | |
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/ctrl.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/abm/ctrl.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/abm/ctrl.c b/drivers/net/ethernet/netronome/nfp/abm/ctrl.c index 77dbc509a637..2447e935e2d9 100644 --- a/drivers/net/ethernet/netronome/nfp/abm/ctrl.c +++ b/drivers/net/ethernet/netronome/nfp/abm/ctrl.c @@ -335,6 +335,7 @@ int nfp_abm_ctrl_find_addrs(struct nfp_abm *abm) abm->num_prios = res; abm->prio_map_len = nfp_abm_ctrl_prio_map_size(abm); + abm->dscp_mask = GENMASK(7, 8 - order_base_2(abm->num_prios)); /* Check values are sane, U16_MAX is arbitrarily chosen as max */ if (!is_power_of_2(abm->num_bands) || !is_power_of_2(abm->num_prios) || |