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[144.49.247.29]) by smtp-relay.gmail.com with ESMTPS id d75a77b69052e-5092eff30e4sm1417501cf.6.2026.03.10.07.42.34 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 10 Mar 2026 07:42:35 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pl1-f198.google.com with SMTP id d9443c01a7336-2ae48a21d12so68357855ad.1 for ; Tue, 10 Mar 2026 07:42:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1773153754; x=1773758554; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=NwqrorqNkgGbJ1s5Hp8bRWegJettjwK6hrdBhdQhXEE=; b=bMCClvqHKeNZb+P9KAcGdyINx/Asoe/7FF2bF9cnCu5IWk/CM+0iv+THZe0Rk0R6OR vDWv/cTgG28O0hrQZLTlxroR3oE4fzptq1SoYDqIpsnTDenRROeQ5YVjMyHH+cKpdUmA W+tA9yNgpC64p268TKGUZ/YzcZHGsqD7lAF6w= X-Forwarded-Encrypted: i=1; AJvYcCUG8HeakLMvwI5wr3mVhstLGEE7dZqi7Yq1cdOfbqcpdVqqKtCBzS48/+SIVNau1BnzTtmJyEggRb1hGLw=@vger.kernel.org X-Received: by 2002:a17:903:388f:b0:2ae:665c:8b17 with SMTP id d9443c01a7336-2ae8248700amr152785315ad.46.1773153753344; Tue, 10 Mar 2026 07:42:33 -0700 (PDT) X-Received: by 2002:a17:903:388f:b0:2ae:665c:8b17 with SMTP id d9443c01a7336-2ae8248700amr152784885ad.46.1773153752661; Tue, 10 Mar 2026 07:42:32 -0700 (PDT) Received: from localhost.localdomain ([192.19.203.250]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ae83f783cfsm157096515ad.56.2026.03.10.07.42.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Mar 2026 07:42:32 -0700 (PDT) From: Bhargava Marreddy To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, michael.chan@broadcom.com, pavan.chebbi@broadcom.com, vsrama-krishna.nemani@broadcom.com, vikas.gupta@broadcom.com, Bhargava Marreddy Subject: [PATCH net-next v6 10/10] bng_en: add support for ethtool -S stats display Date: Tue, 10 Mar 2026 20:10:44 +0530 Message-ID: <20260310144044.21672-11-bhargava.marreddy@broadcom.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260310144044.21672-1-bhargava.marreddy@broadcom.com> References: <20260310144044.21672-1-bhargava.marreddy@broadcom.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e Content-Type: text/plain; charset="utf-8" Implement the legacy ethtool statistics interface (.get_sset_count, .get_strings, and .get_ethtool_stats) to provide per-queue and port-level visibility. A. Exclusions: To comply with the "no duplication" policy, excluded all stats already covered by rtnl_link_stats64. For ex: 1. tx_err 2. tx_fifo_underruns 3. tx_total_collisions B. Retained Stats Analysis: Retained the counters which provide unique per-queue granularity or represent different hardware events: 1. rxqN_errors 2. txqN_errors These provide per-ring visibility for debugging. While they look similar to ndo_get_stats64's [rx/tx]_errors counters, they map to different hardware sources: For ex: - ethtool rxqN_errors: ctx_hw_stats->rx_error_pkts (per-ring) - ndo_get_stats64 rx_errors: (rx_port_stats->rx_false_carrier_frames + rx_jbr_frames) (per-port) Signed-off-by: Bhargava Marreddy Reviewed-by: Vikas Gupta --- .../net/ethernet/broadcom/bnge/bnge_ethtool.c | 566 ++++++++++++++++++ 1 file changed, 566 insertions(+) diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c b/drivers/ne= t/ethernet/broadcom/bnge/bnge_ethtool.c index 2ae13f18e2d7..1a15c3ff0149 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c @@ -31,6 +31,328 @@ static int bnge_nway_reset(struct net_device *dev) return rc; } =20 +static const char * const bnge_ring_rx_stats_str[] =3D { + "ucast_packets", + "mcast_packets", + "bcast_packets", + "discards", + "errors", + "ucast_bytes", + "mcast_bytes", + "bcast_bytes", +}; + +static const char * const bnge_ring_tx_stats_str[] =3D { + "ucast_packets", + "mcast_packets", + "bcast_packets", + "errors", + "discards", + "ucast_bytes", + "mcast_bytes", + "bcast_bytes", +}; + +static const char * const bnge_ring_tpa_stats_str[] =3D { + "tpa_packets", + "tpa_bytes", + "tpa_events", + "tpa_aborts", +}; + +static const char * const bnge_ring_tpa2_stats_str[] =3D { + "tpa_eligible_pkt", + "tpa_eligible_bytes", + "tpa_pkt", + "tpa_bytes", + "tpa_errors", + "tpa_events", +}; + +static const char * const bnge_rx_sw_stats_str[] =3D { + "l4_csum_errors", + "resets", + "buf_errors", +}; + +#define BNGE_RX_STATS_ENTRY(counter) \ + { BNGE_RX_STATS_OFFSET(counter), __stringify(counter) } + +#define BNGE_TX_STATS_ENTRY(counter) \ + { BNGE_TX_STATS_OFFSET(counter), __stringify(counter) } + +#define BNGE_RX_STATS_EXT_ENTRY(counter) \ + { BNGE_RX_STATS_EXT_OFFSET(counter), __stringify(counter) } + +#define BNGE_TX_STATS_EXT_ENTRY(counter) \ + { BNGE_TX_STATS_EXT_OFFSET(counter), __stringify(counter) } + +#define BNGE_RX_STATS_EXT_PFC_ENTRY(n) \ + BNGE_RX_STATS_EXT_ENTRY(pfc_pri##n##_rx_duration_us), \ + BNGE_RX_STATS_EXT_ENTRY(pfc_pri##n##_rx_transitions) + +#define BNGE_TX_STATS_EXT_PFC_ENTRY(n) \ + BNGE_TX_STATS_EXT_ENTRY(pfc_pri##n##_tx_duration_us), \ + BNGE_TX_STATS_EXT_ENTRY(pfc_pri##n##_tx_transitions) + +#define BNGE_RX_STATS_EXT_PFC_ENTRIES \ + BNGE_RX_STATS_EXT_PFC_ENTRY(0), \ + BNGE_RX_STATS_EXT_PFC_ENTRY(1), \ + BNGE_RX_STATS_EXT_PFC_ENTRY(2), \ + BNGE_RX_STATS_EXT_PFC_ENTRY(3), \ + BNGE_RX_STATS_EXT_PFC_ENTRY(4), \ + BNGE_RX_STATS_EXT_PFC_ENTRY(5), \ + BNGE_RX_STATS_EXT_PFC_ENTRY(6), \ + BNGE_RX_STATS_EXT_PFC_ENTRY(7) + +#define BNGE_TX_STATS_EXT_PFC_ENTRIES \ + BNGE_TX_STATS_EXT_PFC_ENTRY(0), \ + BNGE_TX_STATS_EXT_PFC_ENTRY(1), \ + BNGE_TX_STATS_EXT_PFC_ENTRY(2), \ + BNGE_TX_STATS_EXT_PFC_ENTRY(3), \ + BNGE_TX_STATS_EXT_PFC_ENTRY(4), \ + BNGE_TX_STATS_EXT_PFC_ENTRY(5), \ + BNGE_TX_STATS_EXT_PFC_ENTRY(6), \ + BNGE_TX_STATS_EXT_PFC_ENTRY(7) + +#define BNGE_RX_STATS_EXT_COS_ENTRY(n) \ + BNGE_RX_STATS_EXT_ENTRY(rx_bytes_cos##n), \ + BNGE_RX_STATS_EXT_ENTRY(rx_packets_cos##n) + +#define BNGE_TX_STATS_EXT_COS_ENTRY(n) \ + BNGE_TX_STATS_EXT_ENTRY(tx_bytes_cos##n), \ + BNGE_TX_STATS_EXT_ENTRY(tx_packets_cos##n) + +#define BNGE_RX_STATS_EXT_COS_ENTRIES \ + BNGE_RX_STATS_EXT_COS_ENTRY(0), \ + BNGE_RX_STATS_EXT_COS_ENTRY(1), \ + BNGE_RX_STATS_EXT_COS_ENTRY(2), \ + BNGE_RX_STATS_EXT_COS_ENTRY(3), \ + BNGE_RX_STATS_EXT_COS_ENTRY(4), \ + BNGE_RX_STATS_EXT_COS_ENTRY(5), \ + BNGE_RX_STATS_EXT_COS_ENTRY(6), \ + BNGE_RX_STATS_EXT_COS_ENTRY(7) \ + +#define BNGE_TX_STATS_EXT_COS_ENTRIES \ + BNGE_TX_STATS_EXT_COS_ENTRY(0), \ + BNGE_TX_STATS_EXT_COS_ENTRY(1), \ + BNGE_TX_STATS_EXT_COS_ENTRY(2), \ + BNGE_TX_STATS_EXT_COS_ENTRY(3), \ + BNGE_TX_STATS_EXT_COS_ENTRY(4), \ + BNGE_TX_STATS_EXT_COS_ENTRY(5), \ + BNGE_TX_STATS_EXT_COS_ENTRY(6), \ + BNGE_TX_STATS_EXT_COS_ENTRY(7) \ + +#define BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(n) \ + BNGE_RX_STATS_EXT_ENTRY(rx_discard_bytes_cos##n), \ + BNGE_RX_STATS_EXT_ENTRY(rx_discard_packets_cos##n) + +#define BNGE_RX_STATS_EXT_DISCARD_COS_ENTRIES \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(0), \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(1), \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(2), \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(3), \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(4), \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(5), \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(6), \ + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRY(7) + +#define BNGE_RX_STATS_PRI_ENTRY(counter, n) \ + { BNGE_RX_STATS_EXT_OFFSET(counter##_cos0), \ + __stringify(counter##_pri##n) } + +#define BNGE_TX_STATS_PRI_ENTRY(counter, n) \ + { BNGE_TX_STATS_EXT_OFFSET(counter##_cos0), \ + __stringify(counter##_pri##n) } + +#define BNGE_RX_STATS_PRI_ENTRIES(counter) \ + BNGE_RX_STATS_PRI_ENTRY(counter, 0), \ + BNGE_RX_STATS_PRI_ENTRY(counter, 1), \ + BNGE_RX_STATS_PRI_ENTRY(counter, 2), \ + BNGE_RX_STATS_PRI_ENTRY(counter, 3), \ + BNGE_RX_STATS_PRI_ENTRY(counter, 4), \ + BNGE_RX_STATS_PRI_ENTRY(counter, 5), \ + BNGE_RX_STATS_PRI_ENTRY(counter, 6), \ + BNGE_RX_STATS_PRI_ENTRY(counter, 7) + +#define BNGE_TX_STATS_PRI_ENTRIES(counter) \ + BNGE_TX_STATS_PRI_ENTRY(counter, 0), \ + BNGE_TX_STATS_PRI_ENTRY(counter, 1), \ + BNGE_TX_STATS_PRI_ENTRY(counter, 2), \ + BNGE_TX_STATS_PRI_ENTRY(counter, 3), \ + BNGE_TX_STATS_PRI_ENTRY(counter, 4), \ + BNGE_TX_STATS_PRI_ENTRY(counter, 5), \ + BNGE_TX_STATS_PRI_ENTRY(counter, 6), \ + BNGE_TX_STATS_PRI_ENTRY(counter, 7) + +static const char *const bnge_ring_err_stats_arr[] =3D { + "rx_total_l4_csum_errors", + "rx_total_resets", + "rx_total_buf_errors", + "rx_total_oom_discards", + "rx_total_netpoll_discards", + "rx_total_ring_discards", + "tx_total_resets", + "tx_total_ring_discards", +}; + +#define NUM_RING_RX_SW_STATS ARRAY_SIZE(bnge_rx_sw_stats_str) +#define NUM_RING_RX_HW_STATS ARRAY_SIZE(bnge_ring_rx_stats_str) +#define NUM_RING_TX_HW_STATS ARRAY_SIZE(bnge_ring_tx_stats_str) + +static const struct { + long offset; + char string[ETH_GSTRING_LEN]; +} bnge_tx_port_stats_ext_arr[] =3D { + BNGE_TX_STATS_EXT_COS_ENTRIES, + BNGE_TX_STATS_EXT_PFC_ENTRIES, +}; + +static const struct { + long base_off; + char string[ETH_GSTRING_LEN]; +} bnge_rx_bytes_pri_arr[] =3D { + BNGE_RX_STATS_PRI_ENTRIES(rx_bytes), +}; + +static const struct { + long base_off; + char string[ETH_GSTRING_LEN]; +} bnge_rx_pkts_pri_arr[] =3D { + BNGE_RX_STATS_PRI_ENTRIES(rx_packets), +}; + +static const struct { + long base_off; + char string[ETH_GSTRING_LEN]; +} bnge_tx_bytes_pri_arr[] =3D { + BNGE_TX_STATS_PRI_ENTRIES(tx_bytes), +}; + +static const struct { + long base_off; + char string[ETH_GSTRING_LEN]; +} bnge_tx_pkts_pri_arr[] =3D { + BNGE_TX_STATS_PRI_ENTRIES(tx_packets), +}; + +static const struct { + long offset; + char string[ETH_GSTRING_LEN]; +} bnge_port_stats_arr[] =3D { + BNGE_RX_STATS_ENTRY(rx_good_vlan_frames), + BNGE_RX_STATS_ENTRY(rx_total_frames), + BNGE_RX_STATS_ENTRY(rx_ucast_frames), + BNGE_RX_STATS_ENTRY(rx_pfc_frames), + BNGE_RX_STATS_ENTRY(rx_mtu_err_frames), + BNGE_RX_STATS_ENTRY(rx_tagged_frames), + BNGE_RX_STATS_ENTRY(rx_double_tagged_frames), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri0), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri1), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri2), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri3), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri4), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri5), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri6), + BNGE_RX_STATS_ENTRY(rx_pfc_ena_frames_pri7), + BNGE_RX_STATS_ENTRY(rx_eee_lpi_events), + BNGE_RX_STATS_ENTRY(rx_eee_lpi_duration), + BNGE_RX_STATS_ENTRY(rx_runt_bytes), + BNGE_RX_STATS_ENTRY(rx_runt_frames), + BNGE_RX_STATS_ENTRY(rx_stat_discard), + BNGE_RX_STATS_ENTRY(rx_stat_err), + + BNGE_TX_STATS_ENTRY(tx_good_vlan_frames), + BNGE_TX_STATS_ENTRY(tx_total_frames), + BNGE_TX_STATS_ENTRY(tx_ucast_frames), + BNGE_TX_STATS_ENTRY(tx_pfc_frames), + BNGE_TX_STATS_ENTRY(tx_jabber_frames), + BNGE_TX_STATS_ENTRY(tx_fcs_err_frames), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri0), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri1), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri2), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri3), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri4), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri5), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri6), + BNGE_TX_STATS_ENTRY(tx_pfc_ena_frames_pri7), + BNGE_TX_STATS_ENTRY(tx_eee_lpi_events), + BNGE_TX_STATS_ENTRY(tx_eee_lpi_duration), + BNGE_TX_STATS_ENTRY(tx_xthol_frames), + BNGE_TX_STATS_ENTRY(tx_stat_discard), + BNGE_TX_STATS_ENTRY(tx_stat_error), +}; + +static const struct { + long offset; + char string[ETH_GSTRING_LEN]; +} bnge_port_stats_ext_arr[] =3D { + BNGE_RX_STATS_EXT_ENTRY(link_down_events), + BNGE_RX_STATS_EXT_ENTRY(continuous_pause_events), + BNGE_RX_STATS_EXT_ENTRY(resume_pause_events), + BNGE_RX_STATS_EXT_ENTRY(continuous_roce_pause_events), + BNGE_RX_STATS_EXT_ENTRY(resume_roce_pause_events), + BNGE_RX_STATS_EXT_COS_ENTRIES, + BNGE_RX_STATS_EXT_PFC_ENTRIES, + BNGE_RX_STATS_EXT_ENTRY(rx_bits), + BNGE_RX_STATS_EXT_ENTRY(rx_buffer_passed_threshold), + BNGE_RX_STATS_EXT_ENTRY(rx_corrected_bits), + BNGE_RX_STATS_EXT_DISCARD_COS_ENTRIES, + BNGE_RX_STATS_EXT_ENTRY(rx_fec_corrected_blocks), + BNGE_RX_STATS_EXT_ENTRY(rx_fec_uncorrectable_blocks), + BNGE_RX_STATS_EXT_ENTRY(rx_filter_miss), +}; + +static int bnge_get_num_tpa_ring_stats(struct bnge_dev *bd) +{ + if (BNGE_SUPPORTS_TPA(bd)) + return BNGE_NUM_TPA_RING_STATS; + return 0; +} + +#define BNGE_NUM_RING_ERR_STATS ARRAY_SIZE(bnge_ring_err_stats_arr) +#define BNGE_NUM_PORT_STATS ARRAY_SIZE(bnge_port_stats_arr) +#define BNGE_NUM_STATS_PRI \ + (ARRAY_SIZE(bnge_rx_bytes_pri_arr) + \ + ARRAY_SIZE(bnge_rx_pkts_pri_arr) + \ + ARRAY_SIZE(bnge_tx_bytes_pri_arr) + \ + ARRAY_SIZE(bnge_tx_pkts_pri_arr)) + +static int bnge_get_num_ring_stats(struct bnge_dev *bd) +{ + int rx, tx; + + rx =3D NUM_RING_RX_HW_STATS + NUM_RING_RX_SW_STATS + + bnge_get_num_tpa_ring_stats(bd); + tx =3D NUM_RING_TX_HW_STATS; + return rx * bd->rx_nr_rings + + tx * bd->tx_nr_rings_per_tc; +} + +static u32 bnge_get_num_stats(struct bnge_net *bn) +{ + u32 num_stats =3D bnge_get_num_ring_stats(bn->bd); + u32 len; + + num_stats +=3D BNGE_NUM_RING_ERR_STATS; + + if (bn->flags & BNGE_FLAG_PORT_STATS) + num_stats +=3D BNGE_NUM_PORT_STATS; + + if (bn->flags & BNGE_FLAG_PORT_STATS_EXT) { + len =3D min_t(int, bn->fw_rx_stats_ext_size, + ARRAY_SIZE(bnge_port_stats_ext_arr)); + num_stats +=3D len; + len =3D min_t(int, bn->fw_tx_stats_ext_size, + ARRAY_SIZE(bnge_tx_port_stats_ext_arr)); + num_stats +=3D len; + if (bn->pri2cos_valid) + num_stats +=3D BNGE_NUM_STATS_PRI; + } + + return num_stats; +} + static void bnge_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { @@ -40,6 +362,247 @@ static void bnge_get_drvinfo(struct net_device *dev, strscpy(info->driver, DRV_NAME, sizeof(info->driver)); strscpy(info->fw_version, bd->fw_ver_str, sizeof(info->fw_version)); strscpy(info->bus_info, pci_name(bd->pdev), sizeof(info->bus_info)); + info->n_stats =3D bnge_get_num_stats(bn); +} + +static int bnge_get_sset_count(struct net_device *dev, int sset) +{ + struct bnge_net *bn =3D netdev_priv(dev); + + switch (sset) { + case ETH_SS_STATS: + return bnge_get_num_stats(bn); + default: + return -EOPNOTSUPP; + } +} + +static bool is_rx_ring(struct bnge_dev *bd, u16 ring_num) +{ + return ring_num < bd->rx_nr_rings; +} + +static bool is_tx_ring(struct bnge_dev *bd, u16 ring_num) +{ + u16 tx_base =3D 0; + + if (!(bd->flags & BNGE_EN_SHARED_CHNL)) + tx_base =3D bd->rx_nr_rings; + + if (ring_num >=3D tx_base && ring_num < (tx_base + bd->tx_nr_rings)) + return true; + return false; +} + +static void bnge_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *buf) +{ + struct bnge_total_ring_err_stats ring_err_stats =3D {}; + struct bnge_net *bn =3D netdev_priv(dev); + struct bnge_dev *bd =3D bn->bd; + u64 *curr, *prev; + u32 tpa_stats; + u32 i, j =3D 0; + + if (!bn->bnapi) { + j +=3D bnge_get_num_ring_stats(bd); + goto skip_ring_stats; + } + + tpa_stats =3D bnge_get_num_tpa_ring_stats(bd); + for (i =3D 0; i < bd->nq_nr_rings; i++) { + struct bnge_napi *bnapi =3D bn->bnapi[i]; + struct bnge_nq_ring_info *nqr =3D &bnapi->nq_ring; + u64 *sw_stats =3D nqr->stats.sw_stats; + u64 *sw; + int k; + + if (is_rx_ring(bd, i)) { + for (k =3D 0; k < NUM_RING_RX_HW_STATS; j++, k++) + buf[j] =3D sw_stats[k]; + } + if (is_tx_ring(bd, i)) { + k =3D NUM_RING_RX_HW_STATS; + for (; k < NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS; + j++, k++) + buf[j] =3D sw_stats[k]; + } + if (!tpa_stats || !is_rx_ring(bd, i)) + goto skip_tpa_ring_stats; + + k =3D NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS; + for (; k < NUM_RING_RX_HW_STATS + NUM_RING_TX_HW_STATS + + tpa_stats; j++, k++) + buf[j] =3D sw_stats[k]; + +skip_tpa_ring_stats: + sw =3D (u64 *)&nqr->sw_stats->rx; + if (is_rx_ring(bd, i)) { + for (k =3D 0; k < NUM_RING_RX_SW_STATS; j++, k++) + buf[j] =3D sw[k]; + } + } + + bnge_get_ring_err_stats(bn, &ring_err_stats); + +skip_ring_stats: + curr =3D &ring_err_stats.rx_total_l4_csum_errors; + prev =3D &bn->ring_err_stats_prev.rx_total_l4_csum_errors; + for (i =3D 0; i < BNGE_NUM_RING_ERR_STATS; i++, j++, curr++, prev++) + buf[j] =3D *curr + *prev; + + if (bn->flags & BNGE_FLAG_PORT_STATS) { + u64 *port_stats =3D bn->port_stats.sw_stats; + + for (i =3D 0; i < BNGE_NUM_PORT_STATS; i++, j++) + buf[j] =3D *(port_stats + bnge_port_stats_arr[i].offset); + } + if (bn->flags & BNGE_FLAG_PORT_STATS_EXT) { + u64 *rx_port_stats_ext =3D bn->rx_port_stats_ext.sw_stats; + u64 *tx_port_stats_ext =3D bn->tx_port_stats_ext.sw_stats; + u32 len; + + len =3D min_t(u32, bn->fw_rx_stats_ext_size, + ARRAY_SIZE(bnge_port_stats_ext_arr)); + for (i =3D 0; i < len; i++, j++) { + buf[j] =3D *(rx_port_stats_ext + + bnge_port_stats_ext_arr[i].offset); + } + len =3D min_t(u32, bn->fw_tx_stats_ext_size, + ARRAY_SIZE(bnge_tx_port_stats_ext_arr)); + for (i =3D 0; i < len; i++, j++) { + buf[j] =3D *(tx_port_stats_ext + + bnge_tx_port_stats_ext_arr[i].offset); + } + if (bn->pri2cos_valid) { + for (i =3D 0; i < 8; i++, j++) { + long n =3D bnge_rx_bytes_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] =3D *(rx_port_stats_ext + n); + } + for (i =3D 0; i < 8; i++, j++) { + long n =3D bnge_rx_pkts_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] =3D *(rx_port_stats_ext + n); + } + for (i =3D 0; i < 8; i++, j++) { + long n =3D bnge_tx_bytes_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] =3D *(tx_port_stats_ext + n); + } + for (i =3D 0; i < 8; i++, j++) { + long n =3D bnge_tx_pkts_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] =3D *(tx_port_stats_ext + n); + } + } + } +} + +static void bnge_get_strings(struct net_device *dev, u32 stringset, u8 *bu= f) +{ + struct bnge_net *bn =3D netdev_priv(dev); + struct bnge_dev *bd =3D bn->bd; + u32 i, j, num_str; + const char *str; + + switch (stringset) { + case ETH_SS_STATS: + for (i =3D 0; i < bd->nq_nr_rings; i++) { + if (is_rx_ring(bd, i)) + for (j =3D 0; j < NUM_RING_RX_HW_STATS; j++) { + str =3D bnge_ring_rx_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, + str); + } + if (is_tx_ring(bd, i)) + for (j =3D 0; j < NUM_RING_TX_HW_STATS; j++) { + str =3D bnge_ring_tx_stats_str[j]; + ethtool_sprintf(&buf, "txq%d_%s", i, + str); + } + num_str =3D bnge_get_num_tpa_ring_stats(bd); + if (!num_str || !is_rx_ring(bd, i)) + goto skip_tpa_stats; + + if (bd->max_tpa_v2) + for (j =3D 0; j < num_str; j++) { + str =3D bnge_ring_tpa2_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, + str); + } + else + for (j =3D 0; j < num_str; j++) { + str =3D bnge_ring_tpa_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, + str); + } +skip_tpa_stats: + if (is_rx_ring(bd, i)) + for (j =3D 0; j < NUM_RING_RX_SW_STATS; j++) { + str =3D bnge_rx_sw_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, + str); + } + } + for (i =3D 0; i < BNGE_NUM_RING_ERR_STATS; i++) + ethtool_puts(&buf, bnge_ring_err_stats_arr[i]); + + if (bn->flags & BNGE_FLAG_PORT_STATS) + for (i =3D 0; i < BNGE_NUM_PORT_STATS; i++) { + str =3D bnge_port_stats_arr[i].string; + ethtool_puts(&buf, str); + } + + if (bn->flags & BNGE_FLAG_PORT_STATS_EXT) { + u32 len; + + len =3D min_t(u32, bn->fw_rx_stats_ext_size, + ARRAY_SIZE(bnge_port_stats_ext_arr)); + for (i =3D 0; i < len; i++) { + str =3D bnge_port_stats_ext_arr[i].string; + ethtool_puts(&buf, str); + } + + len =3D min_t(u32, bn->fw_tx_stats_ext_size, + ARRAY_SIZE(bnge_tx_port_stats_ext_arr)); + for (i =3D 0; i < len; i++) { + str =3D bnge_tx_port_stats_ext_arr[i].string; + ethtool_puts(&buf, str); + } + + if (bn->pri2cos_valid) { + for (i =3D 0; i < 8; i++) { + str =3D bnge_rx_bytes_pri_arr[i].string; + ethtool_puts(&buf, str); + } + + for (i =3D 0; i < 8; i++) { + str =3D bnge_rx_pkts_pri_arr[i].string; + ethtool_puts(&buf, str); + } + + for (i =3D 0; i < 8; i++) { + str =3D bnge_tx_bytes_pri_arr[i].string; + ethtool_puts(&buf, str); + } + + for (i =3D 0; i < 8; i++) { + str =3D bnge_tx_pkts_pri_arr[i].string; + ethtool_puts(&buf, str); + } + } + } + break; + default: + netdev_err(bd->netdev, "%s invalid request %x\n", + __func__, stringset); + break; + } } =20 static void bnge_get_eth_phy_stats(struct net_device *dev, @@ -262,6 +825,9 @@ static const struct ethtool_ops bnge_ethtool_ops =3D { .nway_reset =3D bnge_nway_reset, .get_pauseparam =3D bnge_get_pauseparam, .set_pauseparam =3D bnge_set_pauseparam, + .get_sset_count =3D bnge_get_sset_count, + .get_strings =3D bnge_get_strings, + .get_ethtool_stats =3D bnge_get_ethtool_stats, .get_eth_phy_stats =3D bnge_get_eth_phy_stats, .get_eth_mac_stats =3D bnge_get_eth_mac_stats, .get_eth_ctrl_stats =3D bnge_get_eth_ctrl_stats, --=20 2.47.3