diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2018-05-25 21:53:36 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-05-29 09:49:16 -0400 |
| commit | 674cb229b61039c4763838496e9241f4e6f145a8 (patch) | |
| tree | 7254eda3c7f54f89a294b5c30c68e9153cf945a5 /drivers/net/ethernet/netronome/nfp/abm/ctrl.c | |
| parent | f971b132300fb0df63a8de631947adc74a7b3db1 (diff) | |
| download | linux-674cb229b61039c4763838496e9241f4e6f145a8.tar.bz2 | |
nfp: abm: multi-queue RED offload
Add support for MQ offload and setting RED parameters
on queue-by-queue basis.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@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 | 50 |
1 files changed, 48 insertions, 2 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/abm/ctrl.c b/drivers/net/ethernet/netronome/nfp/abm/ctrl.c index 79fc9147c012..b157ccd8c80f 100644 --- a/drivers/net/ethernet/netronome/nfp/abm/ctrl.c +++ b/drivers/net/ethernet/netronome/nfp/abm/ctrl.c @@ -111,8 +111,7 @@ nfp_abm_ctrl_stat_all(struct nfp_abm_link *alink, const struct nfp_rtsym *sym, return 0; } -static int -nfp_abm_ctrl_set_q_lvl(struct nfp_abm_link *alink, unsigned int i, u32 val) +int nfp_abm_ctrl_set_q_lvl(struct nfp_abm_link *alink, unsigned int i, u32 val) { struct nfp_cpp *cpp = alink->abm->app->cpp; u32 muw; @@ -164,6 +163,37 @@ u64 nfp_abm_ctrl_stat_sto(struct nfp_abm_link *alink, unsigned int i) return val; } +int nfp_abm_ctrl_read_q_stats(struct nfp_abm_link *alink, unsigned int i, + struct nfp_alink_stats *stats) +{ + int err; + + stats->tx_pkts = nn_readq(alink->vnic, NFP_NET_CFG_RXR_STATS(i)); + stats->tx_bytes = nn_readq(alink->vnic, NFP_NET_CFG_RXR_STATS(i) + 8); + + err = nfp_abm_ctrl_stat(alink, alink->abm->q_lvls, + NFP_QLVL_STRIDE, NFP_QLVL_BLOG_BYTES, + i, false, &stats->backlog_bytes); + if (err) + return err; + + err = nfp_abm_ctrl_stat(alink, alink->abm->q_lvls, + NFP_QLVL_STRIDE, NFP_QLVL_BLOG_PKTS, + i, false, &stats->backlog_pkts); + if (err) + return err; + + err = nfp_abm_ctrl_stat(alink, alink->abm->qm_stats, + NFP_QMSTAT_STRIDE, NFP_QMSTAT_DROP, + i, true, &stats->drops); + if (err) + return err; + + return nfp_abm_ctrl_stat(alink, alink->abm->qm_stats, + NFP_QMSTAT_STRIDE, NFP_QMSTAT_ECN, + i, true, &stats->overlimits); +} + int nfp_abm_ctrl_read_stats(struct nfp_abm_link *alink, struct nfp_alink_stats *stats) { @@ -200,6 +230,22 @@ int nfp_abm_ctrl_read_stats(struct nfp_abm_link *alink, true, &stats->overlimits); } +int nfp_abm_ctrl_read_q_xstats(struct nfp_abm_link *alink, unsigned int i, + struct nfp_alink_xstats *xstats) +{ + int err; + + err = nfp_abm_ctrl_stat(alink, alink->abm->qm_stats, + NFP_QMSTAT_STRIDE, NFP_QMSTAT_DROP, + i, true, &xstats->pdrop); + if (err) + return err; + + return nfp_abm_ctrl_stat(alink, alink->abm->qm_stats, + NFP_QMSTAT_STRIDE, NFP_QMSTAT_ECN, + i, true, &xstats->ecn_marked); +} + int nfp_abm_ctrl_read_xstats(struct nfp_abm_link *alink, struct nfp_alink_xstats *xstats) { |