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ionic: pull per-q stats work out of queue loops 

Abstract out the per-queue data collection work into separate
functions from the per-queue loops in the stats reporting,
similar to what Alex did for the data label strings in
commit acebe5b610 ("ionic: Update driver to use ethtool_sprintf")

Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shannon Nelson 2021-03-30 12:52:10 -07:00 committed by David S. Miller
parent b2b9a8d7ed
commit aa620993b1
1 changed files with 125 additions and 94 deletions
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219
drivers/net/ethernet/pensando/ionic/ionic_stats.c
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@ -177,31 +177,42 @@ static const struct ionic_stat_desc ionic_dbg_napi_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;
}
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;
}
static void ionic_get_lif_stats(struct ionic_lif *lif,
struct ionic_lif_sw_stats *stats)
{
struct ionic_tx_stats *txstats;
struct ionic_rx_stats *rxstats;
struct rtnl_link_stats64 ns;
int q_num;
memset(stats, 0, sizeof(*stats));
for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
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;
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;
ionic_add_lif_txq_stats(lif, q_num, stats);
ionic_add_lif_rxq_stats(lif, q_num, stats);
}
ionic_get_stats64(lif->netdev, &ns);
@ -214,16 +225,12 @@ static void ionic_get_lif_stats(struct ionic_lif *lif,
static u64 ionic_sw_stats_get_count(struct ionic_lif *lif)
{
u64 total = 0;
u64 total = 0, tx_queues = MAX_Q(lif), rx_queues = MAX_Q(lif);
/* lif stats */
total += IONIC_NUM_LIF_STATS;
/* tx stats */
total += MAX_Q(lif) * IONIC_NUM_TX_STATS;
/* rx stats */
total += MAX_Q(lif) * IONIC_NUM_RX_STATS;
total += tx_queues * IONIC_NUM_TX_STATS;
total += rx_queues * IONIC_NUM_RX_STATS;
/* port stats */
total += IONIC_NUM_PORT_STATS;
@ -231,13 +238,13 @@ static u64 ionic_sw_stats_get_count(struct ionic_lif *lif)
if (test_bit(IONIC_LIF_F_UP, lif->state) &&
test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
/* tx debug stats */
total += MAX_Q(lif) * (IONIC_NUM_DBG_CQ_STATS +
total += tx_queues * (IONIC_NUM_DBG_CQ_STATS +
IONIC_NUM_TX_Q_STATS +
IONIC_NUM_DBG_INTR_STATS +
IONIC_MAX_NUM_SG_CNTR);
/* rx debug stats */
total += MAX_Q(lif) * (IONIC_NUM_DBG_CQ_STATS +
total += rx_queues * (IONIC_NUM_DBG_CQ_STATS +
IONIC_NUM_DBG_INTR_STATS +
IONIC_NUM_DBG_NAPI_STATS +
IONIC_MAX_NUM_NAPI_CNTR);
@ -315,13 +322,99 @@ static void ionic_sw_stats_get_strings(struct ionic_lif *lif, u8 **buf)
ionic_sw_stats_get_rx_strings(lif, buf, q_num);
}
static void ionic_sw_stats_get_txq_values(struct ionic_lif *lif, u64 **buf,
int q_num)
{
struct ionic_tx_stats *txstats;
struct ionic_qcq *txqcq;
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)++;
}
if (!test_bit(IONIC_LIF_F_UP, lif->state) ||
!test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state))
return;
txqcq = lif->txqcqs[q_num];
for (i = 0; i < IONIC_NUM_TX_Q_STATS; i++) {
**buf = IONIC_READ_STAT64(&txqcq->q,
&ionic_txq_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
**buf = IONIC_READ_STAT64(&txqcq->cq,
&ionic_dbg_cq_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
**buf = IONIC_READ_STAT64(&txqcq->intr,
&ionic_dbg_intr_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_NAPI_STATS; i++) {
**buf = IONIC_READ_STAT64(&txqcq->napi_stats,
&ionic_dbg_napi_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_MAX_NUM_NAPI_CNTR; i++) {
**buf = txqcq->napi_stats.work_done_cntr[i];
(*buf)++;
}
for (i = 0; i < IONIC_MAX_NUM_SG_CNTR; i++) {
**buf = txstats->sg_cntr[i];
(*buf)++;
}
}
static void ionic_sw_stats_get_rxq_values(struct ionic_lif *lif, u64 **buf,
int q_num)
{
struct ionic_rx_stats *rxstats;
struct ionic_qcq *rxqcq;
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)++;
}
if (!test_bit(IONIC_LIF_F_UP, lif->state) ||
!test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state))
return;
rxqcq = lif->rxqcqs[q_num];
for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
**buf = IONIC_READ_STAT64(&rxqcq->cq,
&ionic_dbg_cq_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
**buf = IONIC_READ_STAT64(&rxqcq->intr,
&ionic_dbg_intr_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_NAPI_STATS; i++) {
**buf = IONIC_READ_STAT64(&rxqcq->napi_stats,
&ionic_dbg_napi_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_MAX_NUM_NAPI_CNTR; i++) {
**buf = rxqcq->napi_stats.work_done_cntr[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;
struct ionic_qcq *txqcq, *rxqcq;
struct ionic_tx_stats *txstats;
struct ionic_rx_stats *rxstats;
int i, q_num;
ionic_get_lif_stats(lif, &lif_stats);
@ -338,73 +431,11 @@ static void ionic_sw_stats_get_values(struct ionic_lif *lif, u64 **buf)
(*buf)++;
}
for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
txstats = &lif->txqstats[q_num];
for (q_num = 0; q_num < MAX_Q(lif); q_num++)
ionic_sw_stats_get_txq_values(lif, buf, q_num);
for (i = 0; i < IONIC_NUM_TX_STATS; i++) {
**buf = IONIC_READ_STAT64(txstats,
&ionic_tx_stats_desc[i]);
(*buf)++;
}
if (test_bit(IONIC_LIF_F_UP, lif->state) &&
test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
txqcq = lif->txqcqs[q_num];
for (i = 0; i < IONIC_NUM_TX_Q_STATS; i++) {
**buf = IONIC_READ_STAT64(&txqcq->q,
&ionic_txq_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
**buf = IONIC_READ_STAT64(&txqcq->cq,
&ionic_dbg_cq_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
**buf = IONIC_READ_STAT64(&txqcq->intr,
&ionic_dbg_intr_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_MAX_NUM_SG_CNTR; i++) {
**buf = txstats->sg_cntr[i];
(*buf)++;
}
}
}
for (q_num = 0; q_num < MAX_Q(lif); q_num++) {
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)++;
}
if (test_bit(IONIC_LIF_F_UP, lif->state) &&
test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) {
rxqcq = lif->rxqcqs[q_num];
for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) {
**buf = IONIC_READ_STAT64(&rxqcq->cq,
&ionic_dbg_cq_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) {
**buf = IONIC_READ_STAT64(&rxqcq->intr,
&ionic_dbg_intr_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_NUM_DBG_NAPI_STATS; i++) {
**buf = IONIC_READ_STAT64(&rxqcq->napi_stats,
&ionic_dbg_napi_stats_desc[i]);
(*buf)++;
}
for (i = 0; i < IONIC_MAX_NUM_NAPI_CNTR; i++) {
**buf = rxqcq->napi_stats.work_done_cntr[i];
(*buf)++;
}
}
}
for (q_num = 0; q_num < MAX_Q(lif); q_num++)
ionic_sw_stats_get_rxq_values(lif, buf, q_num);
}
const struct ionic_stats_group_intf ionic_stats_groups[] = {