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[144.49.247.22]) by smtp-relay.gmail.com with ESMTPS id 956f58d0204a3-64e915d8d38sm396695d50.0.2026.03.18.22.53.16 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Mar 2026 22:53:16 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-yw1-f198.google.com with SMTP id 00721157ae682-7965223b026so23329377b3.0 for ; Wed, 18 Mar 2026 22:53:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1773899595; x=1774504395; 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=pG9zNK4k/bZPhez8UbAEtKwyOdVFNkPnmbPMLI2Lsbo=; b=FmftB85zl9va3ub2zv7oxqRF6WigCZB30dfKQnqw89l/tFF0RcNobz/1PAH1Rq72VK EKil8aQeoEGVntDbFtZSBR3cjoAvdHgLygSKkM8OstfaJlKByqjxudy2wYGEnSxALPL0 PxZOvjjp6O0WaDhFfxM4RY/3Kf12I8J35GMIw= X-Received: by 2002:a53:b7d2:0:b0:64c:985f:9d4e with SMTP id 956f58d0204a3-64e9157bf06mr4506992d50.41.1773899595461; Wed, 18 Mar 2026 22:53:15 -0700 (PDT) X-Received: by 2002:a53:b7d2:0:b0:64c:985f:9d4e with SMTP id 956f58d0204a3-64e9157bf06mr4506978d50.41.1773899594962; Wed, 18 Mar 2026 22:53:14 -0700 (PDT) Received: from localhost.localdomain ([192.19.203.250]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-64e91a1cd32sm2918980d50.2.2026.03.18.22.53.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Mar 2026 22:53:14 -0700 (PDT) From: Vikas Gupta 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, rajashekar.hudumula@broadcom.com, ajit.khaparde@broadcom.com, Bhargava Marreddy , Vikas Gupta Subject: [PATCH net-next v8 10/10] bng_en: add support for ethtool -S stats display Date: Thu, 19 Mar 2026 11:21:24 +0530 Message-ID: <20260319055124.1350670-11-vikas.gupta@broadcom.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20260319055124.1350670-1-vikas.gupta@broadcom.com> References: <20260319055124.1350670-1-vikas.gupta@broadcom.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e From: Bhargava Marreddy Implement the legacy ethtool statistics interface (get_sset_count, get_strings, get_ethtool_stats) to expose hardware counters not available through standard kernel stats APIs. Ex: a) Per-queue ring stats rxq0_ucast_packets: 2 rxq0_mcast_packets: 0 rxq0_bcast_packets: 15 rxq0_ucast_bytes: 120 rxq0_mcast_bytes: 0 rxq0_bcast_bytes: 900 txq0_ucast_packets: 0 txq0_mcast_packets: 0 txq0_bcast_packets: 0 txq0_ucast_bytes: 0 txq0_mcast_bytes: 0 txq0_bcast_bytes: 0 b) Per-queue TPA(LRO/GRO) stats rxq4_tpa_eligible_pkt: 0 rxq4_tpa_eligible_bytes: 0 rxq4_tpa_pkt: 0 rxq4_tpa_bytes: 0 rxq4_tpa_errors: 0 rxq4_tpa_events: 0 c) Port level stats rxp_good_vlan_frames: 0 rxp_mtu_err_frames: 0 rxp_tagged_frames: 0 rxp_double_tagged_frames: 0 rxp_pfc_ena_frames_pri0: 0 rxp_pfc_ena_frames_pri1: 0 rxp_pfc_ena_frames_pri2: 0 rxp_pfc_ena_frames_pri3: 0 rxp_pfc_ena_frames_pri4: 0 rxp_pfc_ena_frames_pri5: 0 rxp_pfc_ena_frames_pri6: 0 rxp_pfc_ena_frames_pri7: 0 rxp_eee_lpi_events: 0 rxp_eee_lpi_duration: 0 rxp_runt_bytes: 0 rxp_runt_frames: 0 txp_good_vlan_frames: 0 txp_jabber_frames: 0 txp_fcs_err_frames: 0 txp_pfc_ena_frames_pri0: 0 txp_pfc_ena_frames_pri1: 0 txp_pfc_ena_frames_pri2: 0 txp_pfc_ena_frames_pri3: 0 txp_pfc_ena_frames_pri4: 0 txp_pfc_ena_frames_pri5: 0 txp_pfc_ena_frames_pri6: 0 txp_pfc_ena_frames_pri7: 0 txp_eee_lpi_events: 0 txp_eee_lpi_duration: 0 txp_xthol_frames: 0 d) Per-priority stats rx_bytes_pri0: 4182650 rx_bytes_pri1: 4182650 rx_bytes_pri2: 4182650 rx_bytes_pri3: 4182650 rx_bytes_pri4: 4182650 rx_bytes_pri5: 4182650 rx_bytes_pri6: 4182650 rx_bytes_pri7: 4182650 Signed-off-by: Bhargava Marreddy Reviewed-by: Vikas Gupta --- .../net/ethernet/broadcom/bnge/bnge_ethtool.c | 481 ++++++++++++++++++ 1 file changed, 481 insertions(+) diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c b/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c index 2ae13f18e2d7..1a0eb987ef6f 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c @@ -31,6 +31,271 @@ static int bnge_nway_reset(struct net_device *dev) return rc; } +static const char * const bnge_ring_q_stats_str[] = { + "ucast_packets", + "mcast_packets", + "bcast_packets", + "ucast_bytes", + "mcast_bytes", + "bcast_bytes", +}; + +static const char * const bnge_ring_tpa2_stats_str[] = { + "tpa_eligible_pkt", + "tpa_eligible_bytes", + "tpa_pkt", + "tpa_bytes", + "tpa_errors", + "tpa_events", +}; + +#define BNGE_RX_PORT_STATS_ENTRY(suffix) \ + { BNGE_RX_STATS_OFFSET(rx_##suffix), "rxp_" __stringify(suffix) } + +#define BNGE_TX_PORT_STATS_ENTRY(suffix) \ + { BNGE_TX_STATS_OFFSET(tx_##suffix), "txp_" __stringify(suffix) } + +#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) + +#define NUM_RING_Q_HW_STATS ARRAY_SIZE(bnge_ring_q_stats_str) + +static const struct { + long offset; + char string[ETH_GSTRING_LEN]; +} bnge_tx_port_stats_ext_arr[] = { + 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[] = { + BNGE_RX_STATS_PRI_ENTRIES(rx_bytes), +}; + +static const struct { + long base_off; + char string[ETH_GSTRING_LEN]; +} bnge_rx_pkts_pri_arr[] = { + BNGE_RX_STATS_PRI_ENTRIES(rx_packets), +}; + +static const struct { + long base_off; + char string[ETH_GSTRING_LEN]; +} bnge_tx_bytes_pri_arr[] = { + BNGE_TX_STATS_PRI_ENTRIES(tx_bytes), +}; + +static const struct { + long base_off; + char string[ETH_GSTRING_LEN]; +} bnge_tx_pkts_pri_arr[] = { + BNGE_TX_STATS_PRI_ENTRIES(tx_packets), +}; + +static const struct { + long offset; + char string[ETH_GSTRING_LEN]; +} bnge_port_stats_arr[] = { + BNGE_RX_PORT_STATS_ENTRY(good_vlan_frames), + BNGE_RX_PORT_STATS_ENTRY(mtu_err_frames), + BNGE_RX_PORT_STATS_ENTRY(tagged_frames), + BNGE_RX_PORT_STATS_ENTRY(double_tagged_frames), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri0), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri1), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri2), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri3), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri4), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri5), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri6), + BNGE_RX_PORT_STATS_ENTRY(pfc_ena_frames_pri7), + BNGE_RX_PORT_STATS_ENTRY(eee_lpi_events), + BNGE_RX_PORT_STATS_ENTRY(eee_lpi_duration), + BNGE_RX_PORT_STATS_ENTRY(runt_bytes), + BNGE_RX_PORT_STATS_ENTRY(runt_frames), + + BNGE_TX_PORT_STATS_ENTRY(good_vlan_frames), + BNGE_TX_PORT_STATS_ENTRY(jabber_frames), + BNGE_TX_PORT_STATS_ENTRY(fcs_err_frames), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri0), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri1), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri2), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri3), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri4), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri5), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri6), + BNGE_TX_PORT_STATS_ENTRY(pfc_ena_frames_pri7), + BNGE_TX_PORT_STATS_ENTRY(eee_lpi_events), + BNGE_TX_PORT_STATS_ENTRY(eee_lpi_duration), + BNGE_TX_PORT_STATS_ENTRY(xthol_frames), +}; + +static const struct { + long offset; + char string[ETH_GSTRING_LEN]; +} bnge_port_stats_ext_arr[] = { + 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_DISCARD_COS_ENTRIES, + 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_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 = NUM_RING_Q_HW_STATS + bnge_get_num_tpa_ring_stats(bd); + tx = NUM_RING_Q_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 = bnge_get_num_ring_stats(bn->bd); + u32 len; + + if (bn->flags & BNGE_FLAG_PORT_STATS) + num_stats += BNGE_NUM_PORT_STATS; + + if (bn->flags & BNGE_FLAG_PORT_STATS_EXT) { + len = min_t(int, bn->fw_rx_stats_ext_size, + ARRAY_SIZE(bnge_port_stats_ext_arr)); + num_stats += len; + len = min_t(int, bn->fw_tx_stats_ext_size, + ARRAY_SIZE(bnge_tx_port_stats_ext_arr)); + num_stats += len; + if (bn->pri2cos_valid) + num_stats += BNGE_NUM_STATS_PRI; + } + + return num_stats; +} + static void bnge_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { @@ -42,6 +307,219 @@ static void bnge_get_drvinfo(struct net_device *dev, strscpy(info->bus_info, pci_name(bd->pdev), sizeof(info->bus_info)); } +static int bnge_get_sset_count(struct net_device *dev, int sset) +{ + struct bnge_net *bn = 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 = 0; + + if (!(bd->flags & BNGE_EN_SHARED_CHNL)) + tx_base = bd->rx_nr_rings; + + return ring_num >= tx_base && ring_num < (tx_base + bd->tx_nr_rings); +} + +static void bnge_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *buf) +{ + struct bnge_net *bn = netdev_priv(dev); + struct bnge_dev *bd = bn->bd; + u32 tpa_stats; + u32 i, j = 0; + + if (!bn->bnapi) { + j += bnge_get_num_ring_stats(bd); + goto skip_ring_stats; + } + + tpa_stats = bnge_get_num_tpa_ring_stats(bd); + for (i = 0; i < bd->nq_nr_rings; i++) { + struct bnge_napi *bnapi = bn->bnapi[i]; + struct bnge_nq_ring_info *nqr; + u64 *sw_stats; + int k; + + nqr = &bnapi->nq_ring; + sw_stats = nqr->stats.sw_stats; + + if (is_rx_ring(bd, i)) { + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, rx_ucast_pkts); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, rx_mcast_pkts); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, rx_bcast_pkts); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, rx_ucast_bytes); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, rx_mcast_bytes); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, rx_bcast_bytes); + } + if (is_tx_ring(bd, i)) { + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, tx_ucast_pkts); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, tx_mcast_pkts); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, tx_bcast_pkts); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, tx_ucast_bytes); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, tx_mcast_bytes); + buf[j++] = BNGE_GET_RING_STATS64(sw_stats, tx_bcast_bytes); + } + if (!tpa_stats || !is_rx_ring(bd, i)) + continue; + + k = BNGE_NUM_RX_RING_STATS + BNGE_NUM_TX_RING_STATS; + for (; k < BNGE_NUM_RX_RING_STATS + BNGE_NUM_TX_RING_STATS + + tpa_stats; j++, k++) + buf[j] = sw_stats[k]; + } + +skip_ring_stats: + if (bn->flags & BNGE_FLAG_PORT_STATS) { + u64 *port_stats = bn->port_stats.sw_stats; + + for (i = 0; i < BNGE_NUM_PORT_STATS; i++, j++) + buf[j] = *(port_stats + bnge_port_stats_arr[i].offset); + } + if (bn->flags & BNGE_FLAG_PORT_STATS_EXT) { + u64 *rx_port_stats_ext = bn->rx_port_stats_ext.sw_stats; + u64 *tx_port_stats_ext = bn->tx_port_stats_ext.sw_stats; + u32 len; + + len = min_t(u32, bn->fw_rx_stats_ext_size, + ARRAY_SIZE(bnge_port_stats_ext_arr)); + for (i = 0; i < len; i++, j++) { + buf[j] = *(rx_port_stats_ext + + bnge_port_stats_ext_arr[i].offset); + } + len = min_t(u32, bn->fw_tx_stats_ext_size, + ARRAY_SIZE(bnge_tx_port_stats_ext_arr)); + for (i = 0; i < len; i++, j++) { + buf[j] = *(tx_port_stats_ext + + bnge_tx_port_stats_ext_arr[i].offset); + } + if (bn->pri2cos_valid) { + for (i = 0; i < 8; i++, j++) { + long n = bnge_rx_bytes_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] = *(rx_port_stats_ext + n); + } + for (i = 0; i < 8; i++, j++) { + long n = bnge_rx_pkts_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] = *(rx_port_stats_ext + n); + } + for (i = 0; i < 8; i++, j++) { + long n = bnge_tx_bytes_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] = *(tx_port_stats_ext + n); + } + for (i = 0; i < 8; i++, j++) { + long n = bnge_tx_pkts_pri_arr[i].base_off + + bn->pri2cos_idx[i]; + + buf[j] = *(tx_port_stats_ext + n); + } + } + } +} + +static void bnge_get_strings(struct net_device *dev, u32 stringset, u8 *buf) +{ + struct bnge_net *bn = netdev_priv(dev); + struct bnge_dev *bd = bn->bd; + u32 i, j, num_str; + const char *str; + + switch (stringset) { + case ETH_SS_STATS: + for (i = 0; i < bd->nq_nr_rings; i++) { + if (is_rx_ring(bd, i)) + for (j = 0; j < NUM_RING_Q_HW_STATS; j++) { + str = bnge_ring_q_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, + str); + } + if (is_tx_ring(bd, i)) + for (j = 0; j < NUM_RING_Q_HW_STATS; j++) { + str = bnge_ring_q_stats_str[j]; + ethtool_sprintf(&buf, "txq%d_%s", i, + str); + } + num_str = bnge_get_num_tpa_ring_stats(bd); + if (!num_str || !is_rx_ring(bd, i)) + continue; + + for (j = 0; j < num_str; j++) { + str = bnge_ring_tpa2_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, str); + } + } + + if (bn->flags & BNGE_FLAG_PORT_STATS) + for (i = 0; i < BNGE_NUM_PORT_STATS; i++) { + str = bnge_port_stats_arr[i].string; + ethtool_puts(&buf, str); + } + + if (bn->flags & BNGE_FLAG_PORT_STATS_EXT) { + u32 len; + + len = min_t(u32, bn->fw_rx_stats_ext_size, + ARRAY_SIZE(bnge_port_stats_ext_arr)); + for (i = 0; i < len; i++) { + str = bnge_port_stats_ext_arr[i].string; + ethtool_puts(&buf, str); + } + + len = min_t(u32, bn->fw_tx_stats_ext_size, + ARRAY_SIZE(bnge_tx_port_stats_ext_arr)); + for (i = 0; i < len; i++) { + str = bnge_tx_port_stats_ext_arr[i].string; + ethtool_puts(&buf, str); + } + + if (bn->pri2cos_valid) { + for (i = 0; i < 8; i++) { + str = bnge_rx_bytes_pri_arr[i].string; + ethtool_puts(&buf, str); + } + + for (i = 0; i < 8; i++) { + str = bnge_rx_pkts_pri_arr[i].string; + ethtool_puts(&buf, str); + } + + for (i = 0; i < 8; i++) { + str = bnge_tx_bytes_pri_arr[i].string; + ethtool_puts(&buf, str); + } + + for (i = 0; i < 8; i++) { + str = 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; + } +} + static void bnge_get_eth_phy_stats(struct net_device *dev, struct ethtool_eth_phy_stats *phy_stats) { @@ -262,6 +740,9 @@ static const struct ethtool_ops bnge_ethtool_ops = { .nway_reset = bnge_nway_reset, .get_pauseparam = bnge_get_pauseparam, .set_pauseparam = bnge_set_pauseparam, + .get_sset_count = bnge_get_sset_count, + .get_strings = bnge_get_strings, + .get_ethtool_stats = bnge_get_ethtool_stats, .get_eth_phy_stats = bnge_get_eth_phy_stats, .get_eth_mac_stats = bnge_get_eth_mac_stats, .get_eth_ctrl_stats = bnge_get_eth_ctrl_stats, -- 2.47.1