From 2440711e49b6144ef74a51e29e4e876ac5f0d066 Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Fri, 25 May 2018 21:53:38 -0700 Subject: nfp: abm: report correct MQ stats Report the stat diff to make sure MQ stats add up to child stats. Signed-off-by: Jakub Kicinski Reviewed-by: Dirk van der Merwe Signed-off-by: David S. Miller --- drivers/net/ethernet/netronome/nfp/abm/main.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/drivers/net/ethernet/netronome/nfp/abm/main.c b/drivers/net/ethernet/netronome/nfp/abm/main.c index 21d5af1fb061..1561c2724c26 100644 --- a/drivers/net/ethernet/netronome/nfp/abm/main.c +++ b/drivers/net/ethernet/netronome/nfp/abm/main.c @@ -279,6 +279,28 @@ nfp_abm_setup_tc_red(struct net_device *netdev, struct nfp_abm_link *alink, } } +static int +nfp_abm_mq_stats(struct nfp_abm_link *alink, struct tc_mq_qopt_offload *opt) +{ + struct nfp_alink_stats stats; + unsigned int i; + int err; + + for (i = 0; i < alink->num_qdiscs; i++) { + if (alink->qdiscs[i].handle == TC_H_UNSPEC) + continue; + + err = nfp_abm_ctrl_read_q_stats(alink, i, &stats); + if (err) + return err; + + nfp_abm_update_stats(&stats, &alink->qdiscs[i].stats, + &opt->stats); + } + + return 0; +} + static int nfp_abm_setup_tc_mq(struct net_device *netdev, struct nfp_abm_link *alink, struct tc_mq_qopt_offload *opt) @@ -292,6 +314,8 @@ nfp_abm_setup_tc_mq(struct net_device *netdev, struct nfp_abm_link *alink, if (opt->handle == alink->parent) nfp_abm_reset_root(netdev, alink, TC_H_ROOT, 0); return 0; + case TC_MQ_STATS: + return nfp_abm_mq_stats(alink, opt); default: return -EOPNOTSUPP; } -- cgit v1.2.1