From: Ajit Khaparde <ajit.khaparde@broadcom.com>
To: Somnath Kotur <somnath.kotur@broadcom.com>
Cc: dpdk-dev <dev@dpdk.org>, Ferruh Yigit <ferruh.yigit@intel.com>,
Lance Richardson <lance.richardson@broadcom.com>,
Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Subject: Re: [dpdk-dev] [PATCH v2 2/2] net/bnxt: workaround for spurious zero counter values in Thor
Date: Tue, 8 Jun 2021 14:08:30 -0700 [thread overview]
Message-ID: <CACZ4nhvLXffuhxPa=cZawhoMQeOE9yputs3Uje-8680y2MH4YA@mail.gmail.com> (raw)
In-Reply-To: <20210531055301.28242-1-somnath.kotur@broadcom.com>
[-- Attachment #1: Type: text/plain, Size: 22910 bytes --]
On Sun, May 30, 2021 at 10:55 PM Somnath Kotur
<somnath.kotur@broadcom.com> wrote:
>
> There is a HW bug that can result in certain stats being reported as
> zero.
> Workaround this by ignoring stats with a value of zero based on the
> previously stored snapshot of the same stat.
> This bug mainly manifests in the output of func_qstats as FW aggregrates
> each ring's stat value to give the per function stat and if one of
> them is zero, the per function stat value ends up being lower than the
> previous snapshot which shows up as a zero PPS value in testpmd.
> Eliminate invocation of func_qstats and aggregate the per-ring stat
> values in the driver itself to derive the func_qstats output post
> accounting for the spurious zero stat value.
>
> Signed-off-by: Somnath Kotur <somnath.kotur@broadcom.com>
> Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>
> Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
> ---
> v2:
> - Sum counters across ALL rings for function stats instead of the ones reported for
> - Allocate/free the previous ring stats(Rx/Tx) in dev_start/stop respectively
Updated the commit log with fixes tag and
applied to dpdk-next-net-brcm for-next-net branch.
> ---
> drivers/net/bnxt/bnxt.h | 45 +++++++++++
> drivers/net/bnxt/bnxt_ethdev.c | 37 ++++++++++
> drivers/net/bnxt/bnxt_hwrm.c | 108 +++++++++++++++++++++++----
> drivers/net/bnxt/bnxt_hwrm.h | 5 +-
> drivers/net/bnxt/bnxt_stats.c | 131 ++++++++++++++++++++++++++++++---
> 5 files changed, 296 insertions(+), 30 deletions(-)
>
> diff --git a/drivers/net/bnxt/bnxt.h b/drivers/net/bnxt/bnxt.h
> index db67bff127..e93a7eb933 100644
> --- a/drivers/net/bnxt/bnxt.h
> +++ b/drivers/net/bnxt/bnxt.h
> @@ -609,6 +609,49 @@ struct bnxt_flow_stat_info {
> struct bnxt_ctx_mem_buf_info tx_fc_out_tbl;
> };
>
> +struct bnxt_ring_stats {
> + /* Number of transmitted unicast packets */
> + uint64_t tx_ucast_pkts;
> + /* Number of transmitted multicast packets */
> + uint64_t tx_mcast_pkts;
> + /* Number of transmitted broadcast packets */
> + uint64_t tx_bcast_pkts;
> + /* Number of packets discarded in transmit path */
> + uint64_t tx_discard_pkts;
> + /* Number of packets in transmit path with error */
> + uint64_t tx_error_pkts;
> + /* Number of transmitted bytes for unicast traffic */
> + uint64_t tx_ucast_bytes;
> + /* Number of transmitted bytes for multicast traffic */
> + uint64_t tx_mcast_bytes;
> + /* Number of transmitted bytes for broadcast traffic */
> + uint64_t tx_bcast_bytes;
> + /* Number of received unicast packets */
> + uint64_t rx_ucast_pkts;
> + /* Number of received multicast packets */
> + uint64_t rx_mcast_pkts;
> + /* Number of received broadcast packets */
> + uint64_t rx_bcast_pkts;
> + /* Number of packets discarded in receive path */
> + uint64_t rx_discard_pkts;
> + /* Number of packets in receive path with errors */
> + uint64_t rx_error_pkts;
> + /* Number of received bytes for unicast traffic */
> + uint64_t rx_ucast_bytes;
> + /* Number of received bytes for multicast traffic */
> + uint64_t rx_mcast_bytes;
> + /* Number of received bytes for broadcast traffic */
> + uint64_t rx_bcast_bytes;
> + /* Number of aggregated unicast packets */
> + uint64_t rx_agg_pkts;
> + /* Number of aggregated unicast bytes */
> + uint64_t rx_agg_bytes;
> + /* Number of aggregation events */
> + uint64_t rx_agg_events;
> + /* Number of aborted aggregations */
> + uint64_t rx_agg_aborts;
> +};
> +
> struct bnxt {
> void *bar0;
>
> @@ -832,6 +875,8 @@ struct bnxt {
> struct bnxt_flow_stat_info *flow_stat;
> uint16_t max_num_kflows;
> uint16_t tx_cfa_action;
> + struct bnxt_ring_stats *prev_rx_ring_stats;
> + struct bnxt_ring_stats *prev_tx_ring_stats;
> };
>
> static
> diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
> index 3778e28cca..e28ee16f0c 100644
> --- a/drivers/net/bnxt/bnxt_ethdev.c
> +++ b/drivers/net/bnxt/bnxt_ethdev.c
> @@ -686,6 +686,38 @@ static int bnxt_update_phy_setting(struct bnxt *bp)
> return rc;
> }
>
> +static void bnxt_free_prev_ring_stats(struct bnxt *bp)
> +{
> + rte_free(bp->prev_rx_ring_stats);
> + rte_free(bp->prev_tx_ring_stats);
> +
> + bp->prev_rx_ring_stats = NULL;
> + bp->prev_tx_ring_stats = NULL;
> +}
> +
> +static int bnxt_alloc_prev_ring_stats(struct bnxt *bp)
> +{
> + bp->prev_rx_ring_stats = rte_zmalloc("bnxt_prev_rx_ring_stats",
> + sizeof(struct bnxt_ring_stats) *
> + bp->rx_cp_nr_rings,
> + 0);
> + if (bp->prev_rx_ring_stats == NULL)
> + return -ENOMEM;
> +
> + bp->prev_tx_ring_stats = rte_zmalloc("bnxt_prev_tx_ring_stats",
> + sizeof(struct bnxt_ring_stats) *
> + bp->tx_cp_nr_rings,
> + 0);
> + if (bp->prev_tx_ring_stats == NULL)
> + goto error;
> +
> + return 0;
> +
> +error:
> + bnxt_free_prev_ring_stats(bp);
> + return -ENOMEM;
> +}
> +
> static int bnxt_start_nic(struct bnxt *bp)
> {
> struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(bp->eth_dev);
> @@ -1439,6 +1471,7 @@ static int bnxt_dev_stop(struct rte_eth_dev *eth_dev)
> bnxt_shutdown_nic(bp);
> bnxt_hwrm_if_change(bp, false);
>
> + bnxt_free_prev_ring_stats(bp);
> rte_free(bp->mark_table);
> bp->mark_table = NULL;
>
> @@ -1510,6 +1543,10 @@ static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev)
> if (rc)
> goto error;
>
> + rc = bnxt_alloc_prev_ring_stats(bp);
> + if (rc)
> + goto error;
> +
> eth_dev->data->dev_started = 1;
>
> bnxt_link_update_op(eth_dev, 1);
> diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
> index 3d04b93d88..c6c0af28cb 100644
> --- a/drivers/net/bnxt/bnxt_hwrm.c
> +++ b/drivers/net/bnxt/bnxt_hwrm.c
> @@ -4305,8 +4305,20 @@ int bnxt_hwrm_exec_fwd_resp(struct bnxt *bp, uint16_t target_id,
> return rc;
> }
>
> -int bnxt_hwrm_ctx_qstats(struct bnxt *bp, uint32_t cid, int idx,
> - struct rte_eth_stats *stats, uint8_t rx)
> +static void bnxt_update_prev_stat(uint64_t *cntr, uint64_t *prev_cntr)
> +{
> + /* One of the HW stat values that make up this counter was zero as
> + * returned by HW in this iteration, so use the previous
> + * iteration's counter value
> + */
> + if (*prev_cntr && *cntr == 0)
> + *cntr = *prev_cntr;
> + else
> + *prev_cntr = *cntr;
> +}
> +
> +int bnxt_hwrm_ring_stats(struct bnxt *bp, uint32_t cid, int idx,
> + struct bnxt_ring_stats *ring_stats, bool rx)
> {
> int rc = 0;
> struct hwrm_stat_ctx_query_input req = {.req_type = 0};
> @@ -4321,21 +4333,85 @@ int bnxt_hwrm_ctx_qstats(struct bnxt *bp, uint32_t cid, int idx,
> HWRM_CHECK_RESULT();
>
> if (rx) {
> - stats->q_ipackets[idx] = rte_le_to_cpu_64(resp->rx_ucast_pkts);
> - stats->q_ipackets[idx] += rte_le_to_cpu_64(resp->rx_mcast_pkts);
> - stats->q_ipackets[idx] += rte_le_to_cpu_64(resp->rx_bcast_pkts);
> - stats->q_ibytes[idx] = rte_le_to_cpu_64(resp->rx_ucast_bytes);
> - stats->q_ibytes[idx] += rte_le_to_cpu_64(resp->rx_mcast_bytes);
> - stats->q_ibytes[idx] += rte_le_to_cpu_64(resp->rx_bcast_bytes);
> - stats->q_errors[idx] = rte_le_to_cpu_64(resp->rx_discard_pkts);
> - stats->q_errors[idx] += rte_le_to_cpu_64(resp->rx_error_pkts);
> + struct bnxt_ring_stats *prev_stats = &bp->prev_rx_ring_stats[idx];
> +
> + ring_stats->rx_ucast_pkts = rte_le_to_cpu_64(resp->rx_ucast_pkts);
> + bnxt_update_prev_stat(&ring_stats->rx_ucast_pkts,
> + &prev_stats->rx_ucast_pkts);
> +
> + ring_stats->rx_mcast_pkts = rte_le_to_cpu_64(resp->rx_mcast_pkts);
> + bnxt_update_prev_stat(&ring_stats->rx_mcast_pkts,
> + &prev_stats->rx_mcast_pkts);
> +
> + ring_stats->rx_bcast_pkts = rte_le_to_cpu_64(resp->rx_bcast_pkts);
> + bnxt_update_prev_stat(&ring_stats->rx_bcast_pkts,
> + &prev_stats->rx_bcast_pkts);
> +
> + ring_stats->rx_ucast_bytes = rte_le_to_cpu_64(resp->rx_ucast_bytes);
> + bnxt_update_prev_stat(&ring_stats->rx_ucast_bytes,
> + &prev_stats->rx_ucast_bytes);
> +
> + ring_stats->rx_mcast_bytes = rte_le_to_cpu_64(resp->rx_mcast_bytes);
> + bnxt_update_prev_stat(&ring_stats->rx_mcast_bytes,
> + &prev_stats->rx_mcast_bytes);
> +
> + ring_stats->rx_bcast_bytes = rte_le_to_cpu_64(resp->rx_bcast_bytes);
> + bnxt_update_prev_stat(&ring_stats->rx_bcast_bytes,
> + &prev_stats->rx_bcast_bytes);
> +
> + ring_stats->rx_discard_pkts = rte_le_to_cpu_64(resp->rx_discard_pkts);
> + bnxt_update_prev_stat(&ring_stats->rx_discard_pkts,
> + &prev_stats->rx_discard_pkts);
> +
> + ring_stats->rx_error_pkts = rte_le_to_cpu_64(resp->rx_error_pkts);
> + bnxt_update_prev_stat(&ring_stats->rx_error_pkts,
> + &prev_stats->rx_error_pkts);
> +
> + ring_stats->rx_agg_pkts = rte_le_to_cpu_64(resp->rx_agg_pkts);
> + bnxt_update_prev_stat(&ring_stats->rx_agg_pkts,
> + &prev_stats->rx_agg_pkts);
> +
> + ring_stats->rx_agg_bytes = rte_le_to_cpu_64(resp->rx_agg_bytes);
> + bnxt_update_prev_stat(&ring_stats->rx_agg_bytes,
> + &prev_stats->rx_agg_bytes);
> +
> + ring_stats->rx_agg_events = rte_le_to_cpu_64(resp->rx_agg_events);
> + bnxt_update_prev_stat(&ring_stats->rx_agg_events,
> + &prev_stats->rx_agg_events);
> +
> + ring_stats->rx_agg_aborts = rte_le_to_cpu_64(resp->rx_agg_aborts);
> + bnxt_update_prev_stat(&ring_stats->rx_agg_aborts,
> + &prev_stats->rx_agg_aborts);
> } else {
> - stats->q_opackets[idx] = rte_le_to_cpu_64(resp->tx_ucast_pkts);
> - stats->q_opackets[idx] += rte_le_to_cpu_64(resp->tx_mcast_pkts);
> - stats->q_opackets[idx] += rte_le_to_cpu_64(resp->tx_bcast_pkts);
> - stats->q_obytes[idx] = rte_le_to_cpu_64(resp->tx_ucast_bytes);
> - stats->q_obytes[idx] += rte_le_to_cpu_64(resp->tx_mcast_bytes);
> - stats->q_obytes[idx] += rte_le_to_cpu_64(resp->tx_bcast_bytes);
> + struct bnxt_ring_stats *prev_stats = &bp->prev_tx_ring_stats[idx];
> +
> + ring_stats->tx_ucast_pkts = rte_le_to_cpu_64(resp->tx_ucast_pkts);
> + bnxt_update_prev_stat(&ring_stats->tx_ucast_pkts,
> + &prev_stats->tx_ucast_pkts);
> +
> + ring_stats->tx_mcast_pkts = rte_le_to_cpu_64(resp->tx_mcast_pkts);
> + bnxt_update_prev_stat(&ring_stats->tx_mcast_pkts,
> + &prev_stats->tx_mcast_pkts);
> +
> + ring_stats->tx_bcast_pkts = rte_le_to_cpu_64(resp->tx_bcast_pkts);
> + bnxt_update_prev_stat(&ring_stats->tx_bcast_pkts,
> + &prev_stats->tx_bcast_pkts);
> +
> + ring_stats->tx_ucast_bytes = rte_le_to_cpu_64(resp->tx_ucast_bytes);
> + bnxt_update_prev_stat(&ring_stats->tx_ucast_bytes,
> + &prev_stats->tx_ucast_bytes);
> +
> + ring_stats->tx_mcast_bytes = rte_le_to_cpu_64(resp->tx_mcast_bytes);
> + bnxt_update_prev_stat(&ring_stats->tx_mcast_bytes,
> + &prev_stats->tx_mcast_bytes);
> +
> + ring_stats->tx_bcast_bytes = rte_le_to_cpu_64(resp->tx_bcast_bytes);
> + bnxt_update_prev_stat(&ring_stats->tx_bcast_bytes,
> + &prev_stats->tx_bcast_bytes);
> +
> + ring_stats->tx_discard_pkts = rte_le_to_cpu_64(resp->tx_discard_pkts);
> + bnxt_update_prev_stat(&ring_stats->tx_discard_pkts,
> + &prev_stats->tx_discard_pkts);
> }
>
> HWRM_UNLOCK();
> diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h
> index a7271b7876..b60aa0cca8 100644
> --- a/drivers/net/bnxt/bnxt_hwrm.h
> +++ b/drivers/net/bnxt/bnxt_hwrm.h
> @@ -168,9 +168,6 @@ int bnxt_hwrm_ring_grp_alloc(struct bnxt *bp, unsigned int idx);
> int bnxt_hwrm_ring_grp_free(struct bnxt *bp, unsigned int idx);
>
> int bnxt_hwrm_stat_clear(struct bnxt *bp, struct bnxt_cp_ring_info *cpr);
> -int bnxt_hwrm_ctx_qstats(struct bnxt *bp, uint32_t cid, int idx,
> - struct rte_eth_stats *stats, uint8_t rx);
> -
> int bnxt_hwrm_ver_get(struct bnxt *bp, uint32_t timeout);
>
> int bnxt_hwrm_vnic_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic);
> @@ -302,4 +299,6 @@ int bnxt_hwrm_fw_echo_reply(struct bnxt *bp, uint32_t echo_req_data1,
> uint32_t echo_req_data2);
> int bnxt_hwrm_poll_ver_get(struct bnxt *bp);
> int bnxt_hwrm_rx_ring_reset(struct bnxt *bp, int queue_index);
> +int bnxt_hwrm_ring_stats(struct bnxt *bp, uint32_t cid, int idx,
> + struct bnxt_ring_stats *stats, bool rx);
> #endif
> diff --git a/drivers/net/bnxt/bnxt_stats.c b/drivers/net/bnxt/bnxt_stats.c
> index 11767e06d0..c7b23f46a1 100644
> --- a/drivers/net/bnxt/bnxt_stats.c
> +++ b/drivers/net/bnxt/bnxt_stats.c
> @@ -506,8 +506,47 @@ void bnxt_free_stats(struct bnxt *bp)
> }
> }
>
> +static void bnxt_fill_rte_eth_stats(struct rte_eth_stats *stats,
> + struct bnxt_ring_stats *ring_stats,
> + unsigned int i, bool rx)
> +{
> + if (rx) {
> + stats->q_ipackets[i] = ring_stats->rx_ucast_pkts;
> + stats->q_ipackets[i] += ring_stats->rx_mcast_pkts;
> + stats->q_ipackets[i] += ring_stats->rx_bcast_pkts;
> +
> + stats->ipackets += stats->q_ipackets[i];
> +
> + stats->q_ibytes[i] = ring_stats->rx_ucast_bytes;
> + stats->q_ibytes[i] += ring_stats->rx_mcast_bytes;
> + stats->q_ibytes[i] += ring_stats->rx_bcast_bytes;
> +
> + stats->ibytes += stats->q_ibytes[i];
> +
> + stats->q_errors[i] = ring_stats->rx_discard_pkts;
> + stats->q_errors[i] += ring_stats->rx_error_pkts;
> +
> + stats->imissed += ring_stats->rx_discard_pkts;
> + stats->ierrors += ring_stats->rx_error_pkts;
> + } else {
> + stats->q_opackets[i] = ring_stats->tx_ucast_pkts;
> + stats->q_opackets[i] += ring_stats->tx_mcast_pkts;
> + stats->q_opackets[i] += ring_stats->tx_bcast_pkts;
> +
> + stats->opackets += stats->q_opackets[i];
> +
> + stats->q_obytes[i] = ring_stats->tx_ucast_bytes;
> + stats->q_obytes[i] += ring_stats->tx_mcast_bytes;
> + stats->q_obytes[i] += ring_stats->tx_bcast_bytes;
> +
> + stats->obytes += stats->q_obytes[i];
> +
> + stats->oerrors += ring_stats->tx_discard_pkts;
> + }
> +}
> +
> int bnxt_stats_get_op(struct rte_eth_dev *eth_dev,
> - struct rte_eth_stats *bnxt_stats)
> + struct rte_eth_stats *bnxt_stats)
> {
> int rc = 0;
> unsigned int i;
> @@ -527,13 +566,17 @@ int bnxt_stats_get_op(struct rte_eth_dev *eth_dev,
> for (i = 0; i < num_q_stats; i++) {
> struct bnxt_rx_queue *rxq = bp->rx_queues[i];
> struct bnxt_cp_ring_info *cpr = rxq->cp_ring;
> + struct bnxt_ring_stats ring_stats = {0};
>
> if (!rxq->rx_started)
> continue;
> - rc = bnxt_hwrm_ctx_qstats(bp, cpr->hw_stats_ctx_id, i,
> - bnxt_stats, 1);
> +
> + rc = bnxt_hwrm_ring_stats(bp, cpr->hw_stats_ctx_id, i,
> + &ring_stats, true);
> if (unlikely(rc))
> return rc;
> +
> + bnxt_fill_rte_eth_stats(bnxt_stats, &ring_stats, i, true);
> bnxt_stats->rx_nombuf +=
> rte_atomic64_read(&rxq->rx_mbuf_alloc_fail);
> }
> @@ -544,16 +587,19 @@ int bnxt_stats_get_op(struct rte_eth_dev *eth_dev,
> for (i = 0; i < num_q_stats; i++) {
> struct bnxt_tx_queue *txq = bp->tx_queues[i];
> struct bnxt_cp_ring_info *cpr = txq->cp_ring;
> + struct bnxt_ring_stats ring_stats = {0};
>
> if (!txq->tx_started)
> continue;
> - rc = bnxt_hwrm_ctx_qstats(bp, cpr->hw_stats_ctx_id, i,
> - bnxt_stats, 0);
> +
> + rc = bnxt_hwrm_ring_stats(bp, cpr->hw_stats_ctx_id, i,
> + &ring_stats, false);
> if (unlikely(rc))
> return rc;
> +
> + bnxt_fill_rte_eth_stats(bnxt_stats, &ring_stats, i, false);
> }
>
> - rc = bnxt_hwrm_func_qstats(bp, 0xffff, bnxt_stats, NULL);
> return rc;
> }
>
> @@ -582,6 +628,40 @@ int bnxt_stats_reset_op(struct rte_eth_dev *eth_dev)
> return ret;
> }
>
> +static void bnxt_fill_func_qstats(struct hwrm_func_qstats_output *func_qstats,
> + struct bnxt_ring_stats *ring_stats,
> + bool rx)
> +{
> + if (rx) {
> + func_qstats->rx_ucast_pkts += ring_stats->rx_ucast_pkts;
> + func_qstats->rx_mcast_pkts += ring_stats->rx_mcast_pkts;
> + func_qstats->rx_bcast_pkts += ring_stats->rx_bcast_pkts;
> +
> + func_qstats->rx_ucast_bytes += ring_stats->rx_ucast_bytes;
> + func_qstats->rx_mcast_bytes += ring_stats->rx_mcast_bytes;
> + func_qstats->rx_bcast_bytes += ring_stats->rx_bcast_bytes;
> +
> + func_qstats->rx_discard_pkts += ring_stats->rx_discard_pkts;
> + func_qstats->rx_drop_pkts += ring_stats->rx_error_pkts;
> +
> + func_qstats->rx_agg_pkts += ring_stats->rx_agg_pkts;
> + func_qstats->rx_agg_bytes += ring_stats->rx_agg_bytes;
> + func_qstats->rx_agg_events += ring_stats->rx_agg_events;
> + func_qstats->rx_agg_aborts += ring_stats->rx_agg_aborts;
> + } else {
> + func_qstats->tx_ucast_pkts += ring_stats->tx_ucast_pkts;
> + func_qstats->tx_mcast_pkts += ring_stats->tx_mcast_pkts;
> + func_qstats->tx_bcast_pkts += ring_stats->tx_bcast_pkts;
> +
> + func_qstats->tx_ucast_bytes += ring_stats->tx_ucast_bytes;
> + func_qstats->tx_mcast_bytes += ring_stats->tx_mcast_bytes;
> + func_qstats->tx_bcast_bytes += ring_stats->tx_bcast_bytes;
> +
> + func_qstats->tx_drop_pkts += ring_stats->tx_error_pkts;
> + func_qstats->tx_discard_pkts += ring_stats->tx_discard_pkts;
> + }
> +}
> +
> int bnxt_dev_xstats_get_op(struct rte_eth_dev *eth_dev,
> struct rte_eth_xstat *xstats, unsigned int n)
> {
> @@ -608,7 +688,38 @@ int bnxt_dev_xstats_get_op(struct rte_eth_dev *eth_dev,
> if (n < stat_count || xstats == NULL)
> return stat_count;
>
> - bnxt_hwrm_func_qstats(bp, 0xffff, NULL, &func_qstats);
> + for (i = 0; i < bp->rx_cp_nr_rings; i++) {
> + struct bnxt_rx_queue *rxq = bp->rx_queues[i];
> + struct bnxt_cp_ring_info *cpr = rxq->cp_ring;
> + struct bnxt_ring_stats ring_stats = {0};
> +
> + if (!rxq->rx_started)
> + continue;
> +
> + rc = bnxt_hwrm_ring_stats(bp, cpr->hw_stats_ctx_id, i,
> + &ring_stats, true);
> + if (unlikely(rc))
> + return rc;
> +
> + bnxt_fill_func_qstats(&func_qstats, &ring_stats, true);
> + }
> +
> + for (i = 0; i < bp->tx_cp_nr_rings; i++) {
> + struct bnxt_tx_queue *txq = bp->tx_queues[i];
> + struct bnxt_cp_ring_info *cpr = txq->cp_ring;
> + struct bnxt_ring_stats ring_stats = {0};
> +
> + if (!txq->tx_started)
> + continue;
> +
> + rc = bnxt_hwrm_ring_stats(bp, cpr->hw_stats_ctx_id, i,
> + &ring_stats, false);
> + if (unlikely(rc))
> + return rc;
> +
> + bnxt_fill_func_qstats(&func_qstats, &ring_stats, false);
> + }
> +
> bnxt_hwrm_port_qstats(bp);
> bnxt_hwrm_ext_port_qstats(bp);
> rx_port_stats_ext_cnt = RTE_MIN(RTE_DIM(bnxt_rx_ext_stats_strings),
> @@ -641,13 +752,11 @@ int bnxt_dev_xstats_get_op(struct rte_eth_dev *eth_dev,
>
> for (i = 0; i < RTE_DIM(bnxt_func_stats_strings); i++) {
> xstats[count].id = count;
> - xstats[count].value =
> - rte_le_to_cpu_64(*(uint64_t *)((char *)&func_qstats +
> - bnxt_func_stats_strings[i].offset));
> + xstats[count].value = *(uint64_t *)((char *)&func_qstats +
> + bnxt_func_stats_strings[i].offset);
> count++;
> }
>
> -
> for (i = 0; i < rx_port_stats_ext_cnt; i++) {
> uint64_t *rx_stats_ext = (uint64_t *)bp->hw_rx_port_stats_ext;
>
> --
> 2.28.0.497.g54e85e7
>
next prev parent reply other threads:[~2021-06-08 21:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-27 6:19 [dpdk-dev] [PATCH " Somnath Kotur
2021-05-31 5:53 ` [dpdk-dev] [PATCH v2 " Somnath Kotur
2021-06-08 21:08 ` Ajit Khaparde [this message]
2021-06-08 17:47 ` [dpdk-dev] [PATCH " Ajit Khaparde
2021-06-08 17:55 ` Ajit Khaparde
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