diff options
| author |   Michael Chan <michael.chan@broadcom.com> | 2019-07-29 06:10:30 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-07-29 14:19:09 -0700 |
| commit | 78e7b86605b460e8b40622d16d840f9276d58627 (patch) | |
| tree | a6a7e09a5b541af33ccf27b747f78006d8fc404b /drivers/net/ethernet | |
| parent | bnxt_en: Allocate the larger per-ring statistics block for 57500 chips. (diff) | |
| download | linux-dev-78e7b86605b460e8b40622d16d840f9276d58627.tar.xz linux-dev-78e7b86605b460e8b40622d16d840f9276d58627.zip | |
bnxt_en: Support TPA counters on 57500 chips.
Support the new expanded TPA v2 counters on 57500 B0 chips for
ethtool -S.
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 41 |
1 files changed, 31 insertions, 10 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index a3a7becce01c..3a3d8a9be5ed 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -163,6 +163,14 @@ static const char * const bnxt_ring_tpa_stats_str[] = { "tpa_aborts", }; +static const char * const bnxt_ring_tpa2_stats_str[] = { + "rx_tpa_eligible_pkt", + "rx_tpa_eligible_bytes", + "rx_tpa_pkt", + "rx_tpa_bytes", + "rx_tpa_errors", +}; + static const char * const bnxt_ring_sw_stats_str[] = { "rx_l4_csum_errors", "missed_irqs", @@ -461,14 +469,23 @@ static const struct { ARRAY_SIZE(bnxt_tx_pkts_pri_arr)) #define BNXT_NUM_PCIE_STATS ARRAY_SIZE(bnxt_pcie_stats_arr) +static int bnxt_get_num_tpa_ring_stats(struct bnxt *bp) +{ + if (BNXT_SUPPORTS_TPA(bp)) { + if (bp->max_tpa_v2) + return ARRAY_SIZE(bnxt_ring_tpa2_stats_str); + return ARRAY_SIZE(bnxt_ring_tpa_stats_str); + } + return 0; +} + static int bnxt_get_num_ring_stats(struct bnxt *bp) { int num_stats; num_stats = ARRAY_SIZE(bnxt_ring_stats_str) + - ARRAY_SIZE(bnxt_ring_sw_stats_str); - if (BNXT_SUPPORTS_TPA(bp)) - num_stats += ARRAY_SIZE(bnxt_ring_tpa_stats_str); + ARRAY_SIZE(bnxt_ring_sw_stats_str) + + bnxt_get_num_tpa_ring_stats(bp); return num_stats * bp->cp_nr_rings; } @@ -515,10 +532,8 @@ static void bnxt_get_ethtool_stats(struct net_device *dev, { u32 i, j = 0; struct bnxt *bp = netdev_priv(dev); - u32 stat_fields = ARRAY_SIZE(bnxt_ring_stats_str); - - if (BNXT_SUPPORTS_TPA(bp)) - stat_fields += ARRAY_SIZE(bnxt_ring_tpa_stats_str); + u32 stat_fields = ARRAY_SIZE(bnxt_ring_stats_str) + + bnxt_get_num_tpa_ring_stats(bp); if (!bp->bnapi) { j += bnxt_get_num_ring_stats(bp) + BNXT_NUM_SW_FUNC_STATS; @@ -609,6 +624,7 @@ skip_ring_stats: static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) { struct bnxt *bp = netdev_priv(dev); + static const char * const *str; u32 i, j, num_str; switch (stringset) { @@ -623,10 +639,15 @@ static void bnxt_get_strings(struct net_device *dev, u32 stringset, u8 *buf) if (!BNXT_SUPPORTS_TPA(bp)) goto skip_tpa_stats; - num_str = ARRAY_SIZE(bnxt_ring_tpa_stats_str); + if (bp->max_tpa_v2) { + num_str = ARRAY_SIZE(bnxt_ring_tpa2_stats_str); + str = bnxt_ring_tpa2_stats_str; + } else { + num_str = ARRAY_SIZE(bnxt_ring_tpa_stats_str); + str = bnxt_ring_tpa_stats_str; + } for (j = 0; j < num_str; j++) { - sprintf(buf, "[%d]: %s", i, - bnxt_ring_tpa_stats_str[j]); + sprintf(buf, "[%d]: %s", i, str[j]); buf += ETH_GSTRING_LEN; } skip_tpa_stats: |