diff options
Diffstat (limited to 'drivers/net/ethernet/sfc')
| -rw-r--r-- | drivers/net/ethernet/sfc/ef10.c | 10 | ||||
| -rw-r--r-- | drivers/net/ethernet/sfc/efx.c | 9 | ||||
| -rw-r--r-- | drivers/net/ethernet/sfc/efx.h | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/sfc/falcon/efx.c | 7 | ||||
| -rw-r--r-- | drivers/net/ethernet/sfc/falcon/tx.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/sfc/tx.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/sfc/workarounds.h | 1 |
7 files changed, 34 insertions, 6 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index c60c2d4c646a..78efb2822b86 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -119,6 +119,7 @@ struct efx_ef10_filter_table { bool mc_promisc; /* Whether in multicast promiscuous mode when last changed */ bool mc_promisc_last; + bool mc_overflow; /* Too many MC addrs; should always imply mc_promisc */ bool vlan_filter; struct list_head vlan_list; }; @@ -5058,6 +5059,7 @@ static void efx_ef10_filter_mc_addr_list(struct efx_nic *efx) struct netdev_hw_addr *mc; unsigned int i, addr_count; + table->mc_overflow = false; table->mc_promisc = !!(net_dev->flags & (IFF_PROMISC | IFF_ALLMULTI)); addr_count = netdev_mc_count(net_dev); @@ -5065,6 +5067,7 @@ static void efx_ef10_filter_mc_addr_list(struct efx_nic *efx) netdev_for_each_mc_addr(mc, net_dev) { if (i >= EFX_EF10_FILTER_DEV_MC_MAX) { table->mc_promisc = true; + table->mc_overflow = true; break; } ether_addr_copy(table->dev_mc_list[i].addr, mc->addr); @@ -5469,12 +5472,15 @@ static void efx_ef10_filter_vlan_sync_rx_mode(struct efx_nic *efx, } } else { /* If we failed to insert promiscuous filters, don't - * rollback. Regardless, also insert the mc_list + * rollback. Regardless, also insert the mc_list, + * unless it's incomplete due to overflow */ efx_ef10_filter_insert_def(efx, vlan, EFX_ENCAP_TYPE_NONE, true, false); - efx_ef10_filter_insert_addr_list(efx, vlan, true, false); + if (!table->mc_overflow) + efx_ef10_filter_insert_addr_list(efx, vlan, + true, false); } } else { /* If any filters failed to insert, rollback and fall back to diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 334bcc6df6b2..b9cb697b2818 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1371,6 +1371,13 @@ static unsigned int efx_wanted_parallelism(struct efx_nic *efx) free_cpumask_var(thread_mask); } + if (count > EFX_MAX_RX_QUEUES) { + netif_cond_dbg(efx, probe, efx->net_dev, !rss_cpus, warn, + "Reducing number of rx queues from %u to %u.\n", + count, EFX_MAX_RX_QUEUES); + count = EFX_MAX_RX_QUEUES; + } + /* If RSS is requested for the PF *and* VFs then we can't write RSS * table entries that are inaccessible to VFs */ @@ -2404,7 +2411,7 @@ static void efx_udp_tunnel_del(struct net_device *dev, struct udp_tunnel_info *t tnl.type = (u16)efx_tunnel_type; tnl.port = ti->port; - if (efx->type->udp_tnl_add_port) + if (efx->type->udp_tnl_del_port) (void)efx->type->udp_tnl_del_port(efx, tnl); } diff --git a/drivers/net/ethernet/sfc/efx.h b/drivers/net/ethernet/sfc/efx.h index ee14662415c5..a0c52e328102 100644 --- a/drivers/net/ethernet/sfc/efx.h +++ b/drivers/net/ethernet/sfc/efx.h @@ -74,7 +74,10 @@ void efx_schedule_slow_fill(struct efx_rx_queue *rx_queue); #define EFX_RXQ_MIN_ENT 128U #define EFX_TXQ_MIN_ENT(efx) (2 * efx_tx_max_skb_descs(efx)) -#define EFX_TXQ_MAX_ENT(efx) (EFX_WORKAROUND_35388(efx) ? \ +/* All EF10 architecture NICs steal one bit of the DMAQ size for various + * other purposes when counting TxQ entries, so we halve the queue size. + */ +#define EFX_TXQ_MAX_ENT(efx) (EFX_WORKAROUND_EF10(efx) ? \ EFX_MAX_DMAQ_SIZE / 2 : EFX_MAX_DMAQ_SIZE) static inline bool efx_rss_enabled(struct efx_nic *efx) diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c index f5e5cd1659a1..29614da91cbf 100644 --- a/drivers/net/ethernet/sfc/falcon/efx.c +++ b/drivers/net/ethernet/sfc/falcon/efx.c @@ -1354,6 +1354,13 @@ static unsigned int ef4_wanted_parallelism(struct ef4_nic *efx) free_cpumask_var(thread_mask); } + if (count > EF4_MAX_RX_QUEUES) { + netif_cond_dbg(efx, probe, efx->net_dev, !rss_cpus, warn, + "Reducing number of rx queues from %u to %u.\n", + count, EF4_MAX_RX_QUEUES); + count = EF4_MAX_RX_QUEUES; + } + return count; } diff --git a/drivers/net/ethernet/sfc/falcon/tx.c b/drivers/net/ethernet/sfc/falcon/tx.c index 104fb15a73f2..f6daf09b8627 100644 --- a/drivers/net/ethernet/sfc/falcon/tx.c +++ b/drivers/net/ethernet/sfc/falcon/tx.c @@ -437,11 +437,13 @@ int ef4_setup_tc(struct net_device *net_dev, u32 handle, __be16 proto, if (ntc->type != TC_SETUP_MQPRIO) return -EINVAL; - num_tc = ntc->tc; + num_tc = ntc->mqprio->num_tc; if (ef4_nic_rev(efx) < EF4_REV_FALCON_B0 || num_tc > EF4_MAX_TX_TC) return -EINVAL; + ntc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + if (num_tc == net_dev->num_tc) return 0; diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c index ff88d60aa6d5..3bdf87f31087 100644 --- a/drivers/net/ethernet/sfc/tx.c +++ b/drivers/net/ethernet/sfc/tx.c @@ -665,11 +665,13 @@ int efx_setup_tc(struct net_device *net_dev, u32 handle, __be16 proto, if (ntc->type != TC_SETUP_MQPRIO) return -EINVAL; - num_tc = ntc->tc; + num_tc = ntc->mqprio->num_tc; if (num_tc > EFX_MAX_TX_TC) return -EINVAL; + ntc->mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; + if (num_tc == net_dev->num_tc) return 0; diff --git a/drivers/net/ethernet/sfc/workarounds.h b/drivers/net/ethernet/sfc/workarounds.h index 103f827a1623..c67fa18b8121 100644 --- a/drivers/net/ethernet/sfc/workarounds.h +++ b/drivers/net/ethernet/sfc/workarounds.h @@ -16,6 +16,7 @@ */ #define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0) +#define EFX_WORKAROUND_EF10(efx) (efx_nic_rev(efx) >= EFX_REV_HUNT_A0) #define EFX_WORKAROUND_10G(efx) 1 /* Bit-bashed I2C reads cause performance drop */ |