diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index b7b6b6f8865a..39e1a614aaf8 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -1770,6 +1770,198 @@ static int rvu_dbg_npc_rx_miss_stats_display(struct seq_file *filp, RVU_DEBUG_SEQ_FOPS(npc_rx_miss_act, npc_rx_miss_stats_display, NULL); +static void rvu_dbg_npc_mcam_show_flows(struct seq_file *s, + struct rvu_npc_mcam_rule *rule) +{ + u8 bit; + + for_each_set_bit(bit, (unsigned long *)&rule->features, 64) { + seq_printf(s, "\t%s ", npc_get_field_name(bit)); + switch (bit) { + case NPC_DMAC: + seq_printf(s, "%pM ", rule->packet.dmac); + seq_printf(s, "mask %pM\n", rule->mask.dmac); + break; + case NPC_SMAC: + seq_printf(s, "%pM ", rule->packet.smac); + seq_printf(s, "mask %pM\n", rule->mask.smac); + break; + case NPC_ETYPE: + seq_printf(s, "0x%x ", ntohs(rule->packet.etype)); + seq_printf(s, "mask 0x%x\n", ntohs(rule->mask.etype)); + break; + case NPC_OUTER_VID: + seq_printf(s, "%d ", ntohs(rule->packet.vlan_tci)); + seq_printf(s, "mask 0x%x\n", + ntohs(rule->mask.vlan_tci)); + break; + case NPC_TOS: + seq_printf(s, "%d ", rule->packet.tos); + seq_printf(s, "mask 0x%x\n", rule->mask.tos); + break; + case NPC_SIP_IPV4: + seq_printf(s, "%pI4 ", &rule->packet.ip4src); + seq_printf(s, "mask %pI4\n", &rule->mask.ip4src); + break; + case NPC_DIP_IPV4: + seq_printf(s, "%pI4 ", &rule->packet.ip4dst); + seq_printf(s, "mask %pI4\n", &rule->mask.ip4dst); + break; + case NPC_SIP_IPV6: + seq_printf(s, "%pI6 ", rule->packet.ip6src); + seq_printf(s, "mask %pI6\n", rule->mask.ip6src); + break; + case NPC_DIP_IPV6: + seq_printf(s, "%pI6 ", rule->packet.ip6dst); + seq_printf(s, "mask %pI6\n", rule->mask.ip6dst); + break; + case NPC_SPORT_TCP: + case NPC_SPORT_UDP: + case NPC_SPORT_SCTP: + seq_printf(s, "%d ", ntohs(rule->packet.sport)); + seq_printf(s, "mask 0x%x\n", ntohs(rule->mask.sport)); + break; + case NPC_DPORT_TCP: + case NPC_DPORT_UDP: + case NPC_DPORT_SCTP: + seq_printf(s, "%d ", ntohs(rule->packet.dport)); + seq_printf(s, "mask 0x%x\n", ntohs(rule->mask.dport)); + break; + default: + break; + } + } +} + +static void rvu_dbg_npc_mcam_show_action(struct seq_file *s, + struct rvu_npc_mcam_rule *rule) +{ + if (rule->intf == NIX_INTF_TX) { + switch (rule->tx_action.op) { + case NIX_TX_ACTIONOP_DROP: + seq_puts(s, "\taction: Drop\n"); + break; + case NIX_TX_ACTIONOP_UCAST_DEFAULT: + seq_puts(s, "\taction: Unicast to default channel\n"); + break; + case NIX_TX_ACTIONOP_UCAST_CHAN: + seq_printf(s, "\taction: Unicast to channel %d\n", + rule->tx_action.index); + break; + case NIX_TX_ACTIONOP_MCAST: + seq_puts(s, "\taction: Multicast\n"); + break; + case NIX_TX_ACTIONOP_DROP_VIOL: + seq_puts(s, "\taction: Lockdown Violation Drop\n"); + break; + default: + break; + }; + } else { + switch (rule->rx_action.op) { + case NIX_RX_ACTIONOP_DROP: + seq_puts(s, "\taction: Drop\n"); + break; + case NIX_RX_ACTIONOP_UCAST: + seq_printf(s, "\taction: Direct to queue %d\n", + rule->rx_action.index); + break; + case NIX_RX_ACTIONOP_RSS: + seq_puts(s, "\taction: RSS\n"); + break; + case NIX_RX_ACTIONOP_UCAST_IPSEC: + seq_puts(s, "\taction: Unicast ipsec\n"); + break; + case NIX_RX_ACTIONOP_MCAST: + seq_puts(s, "\taction: Multicast\n"); + break; + default: + break; + }; + } +} + +static const char *rvu_dbg_get_intf_name(int intf) +{ + switch (intf) { + case NIX_INTFX_RX(0): + return "NIX0_RX"; + case NIX_INTFX_RX(1): + return "NIX1_RX"; + case NIX_INTFX_TX(0): + return "NIX0_TX"; + case NIX_INTFX_TX(1): + return "NIX1_TX"; + default: + break; + } + + return "unknown"; +} + +static int rvu_dbg_npc_mcam_show_rules(struct seq_file *s, void *unused) +{ + struct rvu_npc_mcam_rule *iter; + struct rvu *rvu = s->private; + struct npc_mcam *mcam; + int pf, vf = -1; + int blkaddr; + u16 target; + u64 hits; + + blkaddr = rvu_get_blkaddr(rvu, BLKTYPE_NPC, 0); + if (blkaddr < 0) + return 0; + + mcam = &rvu->hw->mcam; + + mutex_lock(&mcam->lock); + list_for_each_entry(iter, &mcam->mcam_rules, list) { + pf = (iter->owner >> RVU_PFVF_PF_SHIFT) & RVU_PFVF_PF_MASK; + seq_printf(s, "\n\tInstalled by: PF%d ", pf); + + if (iter->owner & RVU_PFVF_FUNC_MASK) { + vf = (iter->owner & RVU_PFVF_FUNC_MASK) - 1; + seq_printf(s, "VF%d", vf); + } + seq_puts(s, "\n"); + + seq_printf(s, "\tdirection: %s\n", is_npc_intf_rx(iter->intf) ? + "RX" : "TX"); + seq_printf(s, "\tinterface: %s\n", + rvu_dbg_get_intf_name(iter->intf)); + seq_printf(s, "\tmcam entry: %d\n", iter->entry); + + rvu_dbg_npc_mcam_show_flows(s, iter); + if (iter->intf == NIX_INTF_RX) { + target = iter->rx_action.pf_func; + pf = (target >> RVU_PFVF_PF_SHIFT) & RVU_PFVF_PF_MASK; + seq_printf(s, "\tForward to: PF%d ", pf); + + if (target & RVU_PFVF_FUNC_MASK) { + vf = (target & RVU_PFVF_FUNC_MASK) - 1; + seq_printf(s, "VF%d", vf); + } + seq_puts(s, "\n"); + } + + rvu_dbg_npc_mcam_show_action(s, iter); + seq_printf(s, "\tenabled: %s\n", iter->enable ? "yes" : "no"); + + if (!iter->has_cntr) + continue; + seq_printf(s, "\tcounter: %d\n", iter->cntr); + + hits = rvu_read64(rvu, blkaddr, NPC_AF_MATCH_STATX(iter->cntr)); + seq_printf(s, "\thits: %lld\n", hits); + } + mutex_unlock(&mcam->lock); + + return 0; +} + +RVU_DEBUG_SEQ_FOPS(npc_mcam_rules, npc_mcam_show_rules, NULL); + static void rvu_dbg_npc_init(struct rvu *rvu) { const struct device *dev = &rvu->pdev->dev; @@ -1784,6 +1976,11 @@ static void rvu_dbg_npc_init(struct rvu *rvu) if (!pfile) goto create_failed; + pfile = debugfs_create_file("mcam_rules", 0444, rvu->rvu_dbg.npc, + rvu, &rvu_dbg_npc_mcam_rules_fops); + if (!pfile) + goto create_failed; + pfile = debugfs_create_file("rx_miss_act_stats", 0444, rvu->rvu_dbg.npc, rvu, &rvu_dbg_npc_rx_miss_act_fops); if (!pfile) |