Adding upstream version 6.1.76.upstream/6.1.76upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 350 insertions, 0 deletions

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_stats.c b/drivers/net/ethernet/pensando/ionic/ionic_stats.c
new file mode 100644
index 000000000..9859a4432
--- /dev/null
+++ b/drivers/net/ethernet/pensando/ionic/ionic_stats.c
@@ -0,0 +1,350 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
+
+#include <linux/ethtool.h>
+#include <linux/kernel.h>
+#include <linux/mutex.h>
+#include <linux/netdevice.h>
+
+#include "ionic.h"
+#include "ionic_lif.h"
+#include "ionic_stats.h"
+
+static const struct ionic_stat_desc ionic_lif_stats_desc[] = {
+	IONIC_LIF_STAT_DESC(tx_packets),
+	IONIC_LIF_STAT_DESC(tx_bytes),
+	IONIC_LIF_STAT_DESC(rx_packets),
+	IONIC_LIF_STAT_DESC(rx_bytes),
+	IONIC_LIF_STAT_DESC(tx_tso),
+	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(pkts),
+	IONIC_TX_STAT_DESC(bytes),
+	IONIC_TX_STAT_DESC(clean),
+	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(hwstamp_valid),
+	IONIC_TX_STAT_DESC(hwstamp_invalid),
+	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(pkts),
+	IONIC_RX_STAT_DESC(bytes),
+	IONIC_RX_STAT_DESC(dma_map_err),
+	IONIC_RX_STAT_DESC(alloc_err),
+	IONIC_RX_STAT_DESC(csum_none),
+	IONIC_RX_STAT_DESC(csum_complete),
+	IONIC_RX_STAT_DESC(csum_error),
+	IONIC_RX_STAT_DESC(hwstamp_valid),
+	IONIC_RX_STAT_DESC(hwstamp_invalid),
+	IONIC_RX_STAT_DESC(dropped),
+	IONIC_RX_STAT_DESC(vlan_stripped),
+};
+
+#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 MAX_Q(lif)   ((lif)->netdev->real_num_tx_queues)
+
+static void ionic_add_lif_txq_stats(struct ionic_lif *lif, int q_num,
+				    struct ionic_lif_sw_stats *stats)
+{
+	struct ionic_tx_stats *txstats = &lif->txqstats[q_num];
+
+	stats->tx_packets += txstats->pkts;
+	stats->tx_bytes += txstats->bytes;
+	stats->tx_tso += txstats->tso;
+	stats->tx_tso_bytes += txstats->tso_bytes;
+	stats->tx_csum_none += txstats->csum_none;
+	stats->tx_csum += txstats->csum;
+	stats->tx_hwstamp_valid += txstats->hwstamp_valid;
+	stats->tx_hwstamp_invalid += txstats->hwstamp_invalid;
+}
+
+static void ionic_add_lif_rxq_stats(struct ionic_lif *lif, int q_num,
+				    struct ionic_lif_sw_stats *stats)
+{
+	struct ionic_rx_stats *rxstats = &lif->rxqstats[q_num];
+
+	stats->rx_packets += rxstats->pkts;
+	stats->rx_bytes += rxstats->bytes;
+	stats->rx_csum_none += rxstats->csum_none;
+	stats->rx_csum_complete += rxstats->csum_complete;
+	stats->rx_csum_error += rxstats->csum_error;
+	stats->rx_hwstamp_valid += rxstats->hwstamp_valid;
+	stats->rx_hwstamp_invalid += rxstats->hwstamp_invalid;
+}
+
+static void ionic_get_lif_stats(struct ionic_lif *lif,
+				struct ionic_lif_sw_stats *stats)
+{
+	struct rtnl_link_stats64 ns;
+	int q_num;
+
+	memset(stats, 0, sizeof(*stats));
+
+	for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
+		ionic_add_lif_txq_stats(lif, q_num, stats);
+		ionic_add_lif_rxq_stats(lif, q_num, stats);
+	}
+
+	if (lif->hwstamp_txq)
+		ionic_add_lif_txq_stats(lif, lif->hwstamp_txq->q.index, stats);
+
+	if (lif->hwstamp_rxq)
+		ionic_add_lif_rxq_stats(lif, lif->hwstamp_rxq->q.index, stats);
+
+	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)
+{
+	u64 total = 0, tx_queues = MAX_Q(lif), rx_queues = MAX_Q(lif);
+
+	if (lif->hwstamp_txq)
+		tx_queues += 1;
+
+	if (lif->hwstamp_rxq)
+		rx_queues += 1;
+
+	total += IONIC_NUM_LIF_STATS;
+	total += IONIC_NUM_PORT_STATS;
+
+	total += tx_queues * IONIC_NUM_TX_STATS;
+	total += rx_queues * IONIC_NUM_RX_STATS;
+
+	return total;
+}
+
+static void ionic_sw_stats_get_tx_strings(struct ionic_lif *lif, u8 **buf,
+					  int q_num)
+{
+	int i;
+
+	for (i = 0; i < IONIC_NUM_TX_STATS; i++)
+		ethtool_sprintf(buf, "tx_%d_%s", q_num,
+				ionic_tx_stats_desc[i].name);
+}
+
+static void ionic_sw_stats_get_rx_strings(struct ionic_lif *lif, u8 **buf,
+					  int q_num)
+{
+	int i;
+
+	for (i = 0; i < IONIC_NUM_RX_STATS; i++)
+		ethtool_sprintf(buf, "rx_%d_%s", q_num,
+				ionic_rx_stats_desc[i].name);
+}
+
+static void ionic_sw_stats_get_strings(struct ionic_lif *lif, u8 **buf)
+{
+	int i, q_num;
+
+	for (i = 0; i < IONIC_NUM_LIF_STATS; i++)
+		ethtool_sprintf(buf, ionic_lif_stats_desc[i].name);
+
+	for (i = 0; i < IONIC_NUM_PORT_STATS; i++)
+		ethtool_sprintf(buf, ionic_port_stats_desc[i].name);
+
+	for (q_num = 0; q_num < MAX_Q(lif); q_num++)
+		ionic_sw_stats_get_tx_strings(lif, buf, q_num);
+
+	if (lif->hwstamp_txq)
+		ionic_sw_stats_get_tx_strings(lif, buf, lif->hwstamp_txq->q.index);
+
+	for (q_num = 0; q_num < MAX_Q(lif); q_num++)
+		ionic_sw_stats_get_rx_strings(lif, buf, q_num);
+
+	if (lif->hwstamp_rxq)
+		ionic_sw_stats_get_rx_strings(lif, buf, lif->hwstamp_rxq->q.index);
+}
+
+static void ionic_sw_stats_get_txq_values(struct ionic_lif *lif, u64 **buf,
+					  int q_num)
+{
+	struct ionic_tx_stats *txstats;
+	int i;
+
+	txstats = &lif->txqstats[q_num];
+
+	for (i = 0; i < IONIC_NUM_TX_STATS; i++) {
+		**buf = IONIC_READ_STAT64(txstats, &ionic_tx_stats_desc[i]);
+		(*buf)++;
+	}
+}
+
+static void ionic_sw_stats_get_rxq_values(struct ionic_lif *lif, u64 **buf,
+					  int q_num)
+{
+	struct ionic_rx_stats *rxstats;
+	int i;
+
+	rxstats = &lif->rxqstats[q_num];
+
+	for (i = 0; i < IONIC_NUM_RX_STATS; i++) {
+		**buf = IONIC_READ_STAT64(rxstats, &ionic_rx_stats_desc[i]);
+		(*buf)++;
+	}
+}
+
+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;
+	int i, q_num;
+
+	ionic_get_lif_stats(lif, &lif_stats);
+
+	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)++;
+	}
+
+	for (q_num = 0; q_num < MAX_Q(lif); q_num++)
+		ionic_sw_stats_get_txq_values(lif, buf, q_num);
+
+	if (lif->hwstamp_txq)
+		ionic_sw_stats_get_txq_values(lif, buf, lif->hwstamp_txq->q.index);
+
+	for (q_num = 0; q_num < MAX_Q(lif); q_num++)
+		ionic_sw_stats_get_rxq_values(lif, buf, q_num);
+
+	if (lif->hwstamp_rxq)
+		ionic_sw_stats_get_rxq_values(lif, buf, lif->hwstamp_rxq->q.index);
+}
+
+const struct ionic_stats_group_intf ionic_stats_groups[] = {
+	/* SW Stats group */
+	{
+		.get_strings = ionic_sw_stats_get_strings,
+		.get_values = ionic_sw_stats_get_values,
+		.get_count = ionic_sw_stats_get_count,
+	},
+	/* Add more stat groups here */
+};
+
+const int ionic_num_stats_grps = ARRAY_SIZE(ionic_stats_groups);