ionic: add more ethtool stats

Add hardware port stats and a few more driver collected
statistics to the ethtool stats output.

Signed-off-by: Shannon Nelson <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/pensando/ionic/ionic_lif.c

···
 	return max(n_work, a_work);
 }
 
-static void ionic_get_stats64(struct net_device *netdev,
-			      struct rtnl_link_stats64 *ns)
+void ionic_get_stats64(struct net_device *netdev,
+		       struct rtnl_link_stats64 *ns)
 {
 	struct ionic_lif *lif = netdev_priv(netdev);
 	struct ionic_lif_stats *ls;

drivers/net/ethernet/pensando/ionic/ionic_lif.h

···
 	u64 bytes;
 	u64 clean;
 	u64 linearize;
-	u64 no_csum;
+	u64 csum_none;
 	u64 csum;
 	u64 crc32_csum;
 	u64 tso;
+	u64 tso_bytes;
 	u64 frags;
+	u64 vlan_inserted;
 	u64 sg_cntr[IONIC_MAX_NUM_SG_CNTR];
 };
 
···
 	u64 csum_error;
 	u64 buffers_posted;
 	u64 dropped;
+	u64 vlan_stripped;
 };
 
 #define IONIC_QCQ_F_INITED		BIT(0)
···
 	u64 rx_packets;
 	u64 rx_bytes;
 	u64 tx_tso;
-	u64 tx_no_csum;
+	u64 tx_tso_bytes;
+	u64 tx_csum_none;
 	u64 tx_csum;
 	u64 rx_csum_none;
 	u64 rx_csum_complete;
 	u64 rx_csum_error;
+	u64 hw_tx_dropped;
+	u64 hw_rx_dropped;
+	u64 hw_rx_over_errors;
+	u64 hw_rx_missed_errors;
+	u64 hw_tx_aborted_errors;
 };
 
 enum ionic_lif_state_flags {
···
 }
 
 void ionic_link_status_check_request(struct ionic_lif *lif);
+void ionic_get_stats64(struct net_device *netdev,
+		       struct rtnl_link_stats64 *ns);
 void ionic_lif_deferred_enqueue(struct ionic_deferred *def,
 				struct ionic_deferred_work *work);
 int ionic_lifs_alloc(struct ionic *ionic);

drivers/net/ethernet/pensando/ionic/ionic_stats.c

···
 	IONIC_LIF_STAT_DESC(rx_packets),
 	IONIC_LIF_STAT_DESC(rx_bytes),
 	IONIC_LIF_STAT_DESC(tx_tso),
-	IONIC_LIF_STAT_DESC(tx_no_csum),
+	IONIC_LIF_STAT_DESC(tx_tso_bytes),
+	IONIC_LIF_STAT_DESC(tx_csum_none),
 	IONIC_LIF_STAT_DESC(tx_csum),
 	IONIC_LIF_STAT_DESC(rx_csum_none),
 	IONIC_LIF_STAT_DESC(rx_csum_complete),
 	IONIC_LIF_STAT_DESC(rx_csum_error),
+	IONIC_LIF_STAT_DESC(hw_tx_dropped),
+	IONIC_LIF_STAT_DESC(hw_rx_dropped),
+	IONIC_LIF_STAT_DESC(hw_rx_over_errors),
+	IONIC_LIF_STAT_DESC(hw_rx_missed_errors),
+	IONIC_LIF_STAT_DESC(hw_tx_aborted_errors),
+};
+
+static const struct ionic_stat_desc ionic_port_stats_desc[] = {
+	IONIC_PORT_STAT_DESC(frames_rx_ok),
+	IONIC_PORT_STAT_DESC(frames_rx_all),
+	IONIC_PORT_STAT_DESC(frames_rx_bad_fcs),
+	IONIC_PORT_STAT_DESC(frames_rx_bad_all),
+	IONIC_PORT_STAT_DESC(octets_rx_ok),
+	IONIC_PORT_STAT_DESC(octets_rx_all),
+	IONIC_PORT_STAT_DESC(frames_rx_unicast),
+	IONIC_PORT_STAT_DESC(frames_rx_multicast),
+	IONIC_PORT_STAT_DESC(frames_rx_broadcast),
+	IONIC_PORT_STAT_DESC(frames_rx_pause),
+	IONIC_PORT_STAT_DESC(frames_rx_bad_length),
+	IONIC_PORT_STAT_DESC(frames_rx_undersized),
+	IONIC_PORT_STAT_DESC(frames_rx_oversized),
+	IONIC_PORT_STAT_DESC(frames_rx_fragments),
+	IONIC_PORT_STAT_DESC(frames_rx_jabber),
+	IONIC_PORT_STAT_DESC(frames_rx_pripause),
+	IONIC_PORT_STAT_DESC(frames_rx_stomped_crc),
+	IONIC_PORT_STAT_DESC(frames_rx_too_long),
+	IONIC_PORT_STAT_DESC(frames_rx_vlan_good),
+	IONIC_PORT_STAT_DESC(frames_rx_dropped),
+	IONIC_PORT_STAT_DESC(frames_rx_less_than_64b),
+	IONIC_PORT_STAT_DESC(frames_rx_64b),
+	IONIC_PORT_STAT_DESC(frames_rx_65b_127b),
+	IONIC_PORT_STAT_DESC(frames_rx_128b_255b),
+	IONIC_PORT_STAT_DESC(frames_rx_256b_511b),
+	IONIC_PORT_STAT_DESC(frames_rx_512b_1023b),
+	IONIC_PORT_STAT_DESC(frames_rx_1024b_1518b),
+	IONIC_PORT_STAT_DESC(frames_rx_1519b_2047b),
+	IONIC_PORT_STAT_DESC(frames_rx_2048b_4095b),
+	IONIC_PORT_STAT_DESC(frames_rx_4096b_8191b),
+	IONIC_PORT_STAT_DESC(frames_rx_8192b_9215b),
+	IONIC_PORT_STAT_DESC(frames_rx_other),
+	IONIC_PORT_STAT_DESC(frames_tx_ok),
+	IONIC_PORT_STAT_DESC(frames_tx_all),
+	IONIC_PORT_STAT_DESC(frames_tx_bad),
+	IONIC_PORT_STAT_DESC(octets_tx_ok),
+	IONIC_PORT_STAT_DESC(octets_tx_total),
+	IONIC_PORT_STAT_DESC(frames_tx_unicast),
+	IONIC_PORT_STAT_DESC(frames_tx_multicast),
+	IONIC_PORT_STAT_DESC(frames_tx_broadcast),
+	IONIC_PORT_STAT_DESC(frames_tx_pause),
+	IONIC_PORT_STAT_DESC(frames_tx_pripause),
+	IONIC_PORT_STAT_DESC(frames_tx_vlan),
+	IONIC_PORT_STAT_DESC(frames_tx_less_than_64b),
+	IONIC_PORT_STAT_DESC(frames_tx_64b),
+	IONIC_PORT_STAT_DESC(frames_tx_65b_127b),
+	IONIC_PORT_STAT_DESC(frames_tx_128b_255b),
+	IONIC_PORT_STAT_DESC(frames_tx_256b_511b),
+	IONIC_PORT_STAT_DESC(frames_tx_512b_1023b),
+	IONIC_PORT_STAT_DESC(frames_tx_1024b_1518b),
+	IONIC_PORT_STAT_DESC(frames_tx_1519b_2047b),
+	IONIC_PORT_STAT_DESC(frames_tx_2048b_4095b),
+	IONIC_PORT_STAT_DESC(frames_tx_4096b_8191b),
+	IONIC_PORT_STAT_DESC(frames_tx_8192b_9215b),
+	IONIC_PORT_STAT_DESC(frames_tx_other),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_0),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_1),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_2),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_3),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_4),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_5),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_6),
+	IONIC_PORT_STAT_DESC(frames_tx_pri_7),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_0),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_1),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_2),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_3),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_4),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_5),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_6),
+	IONIC_PORT_STAT_DESC(frames_rx_pri_7),
+	IONIC_PORT_STAT_DESC(tx_pripause_0_1us_count),
+	IONIC_PORT_STAT_DESC(tx_pripause_1_1us_count),
+	IONIC_PORT_STAT_DESC(tx_pripause_2_1us_count),
+	IONIC_PORT_STAT_DESC(tx_pripause_3_1us_count),
+	IONIC_PORT_STAT_DESC(tx_pripause_4_1us_count),
+	IONIC_PORT_STAT_DESC(tx_pripause_5_1us_count),
+	IONIC_PORT_STAT_DESC(tx_pripause_6_1us_count),
+	IONIC_PORT_STAT_DESC(tx_pripause_7_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_0_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_1_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_2_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_3_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_4_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_5_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_6_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pripause_7_1us_count),
+	IONIC_PORT_STAT_DESC(rx_pause_1us_count),
+	IONIC_PORT_STAT_DESC(frames_tx_truncated),
 };
 
 static const struct ionic_stat_desc ionic_tx_stats_desc[] = {
···
 	IONIC_TX_STAT_DESC(dma_map_err),
 	IONIC_TX_STAT_DESC(linearize),
 	IONIC_TX_STAT_DESC(frags),
+	IONIC_TX_STAT_DESC(tso),
+	IONIC_TX_STAT_DESC(tso_bytes),
+	IONIC_TX_STAT_DESC(csum_none),
+	IONIC_TX_STAT_DESC(csum),
+	IONIC_TX_STAT_DESC(vlan_inserted),
 };
 
 static const struct ionic_stat_desc ionic_rx_stats_desc[] = {
···
 	IONIC_RX_STAT_DESC(csum_complete),
 	IONIC_RX_STAT_DESC(csum_error),
 	IONIC_RX_STAT_DESC(dropped),
+	IONIC_RX_STAT_DESC(vlan_stripped),
 };
 
 static const struct ionic_stat_desc ionic_txq_stats_desc[] = {
···
 };
 
 #define IONIC_NUM_LIF_STATS ARRAY_SIZE(ionic_lif_stats_desc)
+#define IONIC_NUM_PORT_STATS ARRAY_SIZE(ionic_port_stats_desc)
 #define IONIC_NUM_TX_STATS ARRAY_SIZE(ionic_tx_stats_desc)
 #define IONIC_NUM_RX_STATS ARRAY_SIZE(ionic_rx_stats_desc)
 #define IONIC_NUM_TX_Q_STATS ARRAY_SIZE(ionic_txq_stats_desc)
···
 {
 	struct ionic_tx_stats *tstats;
 	struct ionic_rx_stats *rstats;
+	struct rtnl_link_stats64 ns;
 	struct ionic_qcq *txqcq;
 	struct ionic_qcq *rxqcq;
 	int q_num;
···
 			stats->tx_packets += tstats->pkts;
 			stats->tx_bytes += tstats->bytes;
 			stats->tx_tso += tstats->tso;
-			stats->tx_no_csum += tstats->no_csum;
+			stats->tx_tso_bytes += tstats->tso_bytes;
+			stats->tx_csum_none += tstats->csum_none;
 			stats->tx_csum += tstats->csum;
 		}
 
···
 			stats->rx_csum_error += rstats->csum_error;
 		}
 	}
+
+	ionic_get_stats64(lif->netdev, &ns);
+	stats->hw_tx_dropped = ns.tx_dropped;
+	stats->hw_rx_dropped = ns.rx_dropped;
+	stats->hw_rx_over_errors = ns.rx_over_errors;
+	stats->hw_rx_missed_errors = ns.rx_missed_errors;
+	stats->hw_tx_aborted_errors = ns.tx_aborted_errors;
 }
 
 static u64 ionic_sw_stats_get_count(struct ionic_lif *lif)
···
 
 	/* rx stats */
 	total += MAX_Q(lif) * IONIC_NUM_RX_STATS;
+
+	/* port stats */
+	total += IONIC_NUM_PORT_STATS;
 
 	if (test_bit(IONIC_LIF_F_UP, lif->state) &&
 	    test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
···
 		snprintf(*buf, ETH_GSTRING_LEN, ionic_lif_stats_desc[i].name);
 		*buf += ETH_GSTRING_LEN;
 	}
+
+	for (i = 0; i < IONIC_NUM_PORT_STATS; i++) {
+		snprintf(*buf, ETH_GSTRING_LEN,
+			 ionic_port_stats_desc[i].name);
+		*buf += ETH_GSTRING_LEN;
+	}
+
 	for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
 		for (i = 0; i < IONIC_NUM_TX_STATS; i++) {
 			snprintf(*buf, ETH_GSTRING_LEN, "tx_%d_%s",
···
 
 static void ionic_sw_stats_get_values(struct ionic_lif *lif, u64 **buf)
 {
+	struct ionic_port_stats *port_stats;
 	struct ionic_lif_sw_stats lif_stats;
 	struct ionic_qcq *txqcq, *rxqcq;
 	struct ionic_tx_stats *txstats;
···
 
 	for (i = 0; i < IONIC_NUM_LIF_STATS; i++) {
 		**buf = IONIC_READ_STAT64(&lif_stats, &ionic_lif_stats_desc[i]);
+		(*buf)++;
+	}
+
+	port_stats = &lif->ionic->idev.port_info->stats;
+	for (i = 0; i < IONIC_NUM_PORT_STATS; i++) {
+		**buf = IONIC_READ_STAT_LE64(port_stats,
+					     &ionic_port_stats_desc[i]);
 		(*buf)++;
 	}
 

drivers/net/ethernet/pensando/ionic/ionic_stats.h

···
 	.offset = IONIC_STAT_TO_OFFSET(type, stat_name) \
 }
 
+#define IONIC_PORT_STAT_DESC(stat_name) \
+	IONIC_STAT_DESC(struct ionic_port_stats, stat_name)
+
 #define IONIC_LIF_STAT_DESC(stat_name) \
 	IONIC_STAT_DESC(struct ionic_lif_sw_stats, stat_name)
 
···
 
 #define IONIC_READ_STAT64(base_ptr, desc_ptr) \
 	(*((u64 *)(((u8 *)(base_ptr)) + (desc_ptr)->offset)))
+
+#define IONIC_READ_STAT_LE64(base_ptr, desc_ptr) \
+	__le64_to_cpu(*((u64 *)(((u8 *)(base_ptr)) + (desc_ptr)->offset)))
 
 struct ionic_stat_desc {
 	char name[ETH_GSTRING_LEN];

drivers/net/ethernet/pensando/ionic/ionic_txrx.c

···
 		     (comp->csum_flags & IONIC_RXQ_COMP_CSUM_F_IP_BAD)))
 		stats->csum_error++;
 
-	if (likely(netdev->features & NETIF_F_HW_VLAN_CTAG_RX)) {
-		if (comp->csum_flags & IONIC_RXQ_COMP_CSUM_F_VLAN)
-			__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
-					       le16_to_cpu(comp->vlan_tci));
+	if (likely(netdev->features & NETIF_F_HW_VLAN_CTAG_RX) &&
+	    (comp->csum_flags & IONIC_RXQ_COMP_CSUM_F_VLAN)) {
+		__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
+				       le16_to_cpu(comp->vlan_tci));
+		stats->vlan_stripped++;
 	}
 
 	if (le16_to_cpu(comp->len) <= q->lif->rx_copybreak)
···
 	stats->pkts += total_pkts;
 	stats->bytes += total_bytes;
 	stats->tso++;
+	stats->tso_bytes += total_bytes;
 
 	return 0;
 
···
 				  flags, skb_shinfo(skb)->nr_frags, dma_addr);
 	desc->cmd = cpu_to_le64(cmd);
 	desc->len = cpu_to_le16(skb_headlen(skb));
-	desc->vlan_tci = cpu_to_le16(skb_vlan_tag_get(skb));
 	desc->csum_start = cpu_to_le16(skb_checksum_start_offset(skb));
 	desc->csum_offset = cpu_to_le16(skb->csum_offset);
+	if (has_vlan) {
+		desc->vlan_tci = cpu_to_le16(skb_vlan_tag_get(skb));
+		stats->vlan_inserted++;
+	}
 
 	if (skb->csum_not_inet)
 		stats->crc32_csum++;
···
 				  flags, skb_shinfo(skb)->nr_frags, dma_addr);
 	desc->cmd = cpu_to_le64(cmd);
 	desc->len = cpu_to_le16(skb_headlen(skb));
-	desc->vlan_tci = cpu_to_le16(skb_vlan_tag_get(skb));
+	if (has_vlan) {
+		desc->vlan_tci = cpu_to_le16(skb_vlan_tag_get(skb));
+		stats->vlan_inserted++;
+	}
 
-	stats->no_csum++;
+	stats->csum_none++;
 
 	return 0;
 }