From nobody Tue Apr 7 04:36:16 2026 Received: from mail-yx1-f99.google.com (mail-yx1-f99.google.com [74.125.224.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 866D1285CA2 for ; Mon, 6 Apr 2026 18:05:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.224.99 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775498750; cv=none; b=SfkLkaPTMujY52F9SsD+uNcHzRS7aV1a8zyRyspL2vOl4SzDdS6J1BjlNLYVtz8MUAyCg94q4f6FJF22vSp+s+f8t2BUqaChPaQEJzr5ILEZsDUR/AGo35h/a48r73SPQHzJhUEM9sADNHnKjXEcs4oiuUCjQpHTZH6Agzh35uc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775498750; c=relaxed/simple; bh=qk2jLxImllBMmDH5LNrKwwmLvzU9Lk+Bx2fnMPw+170=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=FbKEcJtPa9PQ1Pmda8hzTDL6ZGv/qnC+CgEAB2yKNhYD8LBYFuukP5lOPfUODH1KoBVfophGcyjV+0YTtk6YvxJtV+G0CRIIpJo/s1tiUEAs3M+qBs7PfGfqsQUgiY/7CBkl0hhr4xzqA3my5rbkt/fHs7St+e6i25P1xWq2its= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=broadcom.com; spf=fail smtp.mailfrom=broadcom.com; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b=Rd2JJwF5; arc=none smtp.client-ip=74.125.224.99 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=broadcom.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=broadcom.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="Rd2JJwF5" Received: by mail-yx1-f99.google.com with SMTP id 956f58d0204a3-64edf260b49so5887170d50.0 for ; Mon, 06 Apr 2026 11:05:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775498747; x=1776103547; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=SS9FUW95ER649tGSy8V3qlQPbp/q9DaqfpLM8Bg25nE=; b=APLpvz3aaMYnJKOK6RRbWyhIlXNKvqSbDjXtI/o+rqvBHDv8VBob5Bvn3ewhSUtVw2 zjAuvWzaDRCs26aubdxAzFCEdrlSxFIjU+KlxhLrNbKh0/gjo9lsGDiu+zxAFw/fESXa Km6al4w5ZDQDE8beRMTEF9lHXIepujKQnGC+RgjA+luzP9AXXz8qXAt8MAjfzYbUuQ1F X1Bo/EVp4G6Oj18D5T4vIbcipz/5JVuWZau+9Z4AGoaZwqRBKbeIqBr3xY323/gk6X1y mxnjkk/3D5aMopbGYW5QG7QLrAzQbv5gkJ7FKRsZoqaiypikEzOOom9LykZNPROh64ZG b1qA== X-Forwarded-Encrypted: i=1; AJvYcCVbpZumh/npLIlAWggNa7CUloWINYyfoew3BZJskc5c5zHaTWSdDBarP8IJ25mca2V5+2qkADGeI811jnE=@vger.kernel.org X-Gm-Message-State: AOJu0YxQs0uGD3FSWySCuVZ5OMJG6aU1nnMN2N1lNe8Q0ftIqjfLDFah 3C43VZgHJSovy3QfahHi0Icy+KuOBqyyDyIQGxacXUohqAIH0Ub54owhgDsFs8Ou8Q9Asib7kR5 l1fA2IITGhKzK9lO3OWvvLV0xeuFb9uI38goS7PgsrtDQgNUpBtlNMtFtYQmfqmGAMoevlZmR06 cxa5qxJpLnpVXdUP4cX+CgOhzAYwO9ZQ42yLixgEEaQPvQPpy1DxMzq1v1rfBiRh5pob3iLC/TB MUTSHWMhJqeYoAHnKOsDrOTlA== X-Gm-Gg: AeBDieusO4i+mh2HeIxWNeuyxWDL60q71ekjGG4w5RIjvXWttzoTVjmE91ZIDG4OMPD tksL5e6W9M6ZV+NraZrLGf0mr0WDKMYKt+GiYHBF+636srOss8V0uf47MwXreKAZBAQBKTMtdeX bK9qusDPlk43CRICdiH0ejAlUAEYqR3SJugdpH6kBNNVxFIyyYtrHjrRaGy2Jb/0RAl+1PbLyny 2GjGOhmne2KKnSoNxcRW/avD9iFTJ8hliXqZ5roOewb7bOQWsZd1lZdGCoL1iN7KJquhJ3pLwLM bi/WQBuvBO2iS3Qa75VKVOdJRrko1Sadz7paZM1UQmvLXaGnoAi9K42Ib4Dvdbg2PKr1DKvdTou mSbuiQfVN7HwC2PwsL1ff3A1J0jAs11ul+0Ozpy2sw5Axxt/kxDCkUqduW9W0PWMmNpNqMPUxiC 5NkyxEpuK2uH/6ZcZwdak3d2TrMkvQRHr0aj0iQ8D9LB7Bprjghtrd6qXUVbdrs1Q= X-Received: by 2002:a05:690e:1c0c:b0:650:3363:ff8c with SMTP id 956f58d0204a3-65047fc5d6amr9981230d50.5.1775498747466; Mon, 06 Apr 2026 11:05:47 -0700 (PDT) Received: from smtp-us-east1-p01-i01-si01.dlp.protect.broadcom.com (address-144-49-247-24.dlp.protect.broadcom.com. [144.49.247.24]) by smtp-relay.gmail.com with ESMTPS id 956f58d0204a3-6503a947352sm814954d50.14.2026.04.06.11.05.47 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 06 Apr 2026 11:05:47 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pl1-f197.google.com with SMTP id d9443c01a7336-2b2489af602so41265525ad.1 for ; Mon, 06 Apr 2026 11:05:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1775498746; x=1776103546; 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=SS9FUW95ER649tGSy8V3qlQPbp/q9DaqfpLM8Bg25nE=; b=Rd2JJwF5YNRB4pr1NImXoLcpzljgG1AJa04eQNDHmLNQh3ZvtZhRUKSTg0JuQmWqGF RhuNYy+MtphGmvZB3J2M9ZadOj5etoaEaIBLaSoxAEmw6TCbm4dPahKzUvXzXyXzh725 FqAfFj/HQDVV+Bg5jw4hi1G5FS3h6/hRmIOYA= X-Forwarded-Encrypted: i=1; AJvYcCUhJYVvzbA5j2IsayStvIhi6Z9strAnWJKLr+5lNdhl3XbmN2N/y3XQIW2dqQI0PQTbH5L07oUNZoYiKgI=@vger.kernel.org X-Received: by 2002:a17:902:d2ca:b0:2b0:b557:6fe5 with SMTP id d9443c01a7336-2b277e88764mr145986395ad.30.1775498746064; Mon, 06 Apr 2026 11:05:46 -0700 (PDT) X-Received: by 2002:a17:902:d2ca:b0:2b0:b557:6fe5 with SMTP id d9443c01a7336-2b277e88764mr145986015ad.30.1775498745481; Mon, 06 Apr 2026 11:05:45 -0700 (PDT) Received: from localhost.localdomain ([192.19.203.250]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b2749a475fsm140625145ad.61.2026.04.06.11.05.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Apr 2026 11:05:44 -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 v12 10/10] bng_en: add support for ethtool -S stats display Date: Mon, 6 Apr 2026 23:34:20 +0530 Message-ID: <20260406180420.279470-11-bhargava.marreddy@broadcom.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260406180420.279470-1-bhargava.marreddy@broadcom.com> References: <20260406180420.279470-1-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, 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/ne= t/ethernet/broadcom/bnge/bnge_ethtool.c index 87226d5bf15c..2467e44de291 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c @@ -35,6 +35,271 @@ static int bnge_nway_reset(struct net_device *dev) return rc; } =20 +static const char * const bnge_ring_q_stats_str[] =3D { + "ucast_packets", + "mcast_packets", + "bcast_packets", + "ucast_bytes", + "mcast_bytes", + "bcast_bytes", +}; + +static const char * const bnge_ring_tpa2_stats_str[] =3D { + "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[] =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_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[] =3D { + 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 =3D NUM_RING_Q_HW_STATS + bnge_get_num_tpa_ring_stats(bd); + tx =3D 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 =3D bnge_get_num_ring_stats(bn->bd); + u32 len; + + 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(u32, bn->fw_rx_stats_ext_size, + ARRAY_SIZE(bnge_port_stats_ext_arr)); + num_stats +=3D len; + len =3D min_t(u32, 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) { @@ -46,6 +311,219 @@ static void bnge_get_drvinfo(struct net_device *dev, strscpy(info->bus_info, pci_name(bd->pdev), sizeof(info->bus_info)); } =20 +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; + + return ring_num >=3D tx_base && ring_num < (tx_base + bd->tx_nr_rings_per= _tc); +} + +static void bnge_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *buf) +{ + struct bnge_net *bn =3D netdev_priv(dev); + struct bnge_dev *bd =3D bn->bd; + 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; + u64 *sw_stats; + int k; + + nqr =3D &bnapi->nq_ring; + sw_stats =3D nqr->stats.sw_stats; + + if (is_rx_ring(bd, i)) { + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, rx_ucast_pkts); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, rx_mcast_pkts); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, rx_bcast_pkts); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, rx_ucast_bytes); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, rx_mcast_bytes); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, rx_bcast_bytes); + } + if (is_tx_ring(bd, i)) { + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, tx_ucast_pkts); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, tx_mcast_pkts); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, tx_bcast_pkts); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, tx_ucast_bytes); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, tx_mcast_bytes); + buf[j++] =3D BNGE_GET_RING_STATS64(sw_stats, tx_bcast_bytes); + } + if (!tpa_stats || !is_rx_ring(bd, i)) + continue; + + k =3D 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] =3D sw_stats[k]; + } + +skip_ring_stats: + 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_Q_HW_STATS; j++) { + str =3D bnge_ring_q_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, + str); + } + if (is_tx_ring(bd, i)) + for (j =3D 0; j < NUM_RING_Q_HW_STATS; j++) { + str =3D bnge_ring_q_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)) + continue; + + for (j =3D 0; j < num_str; j++) { + str =3D bnge_ring_tpa2_stats_str[j]; + ethtool_sprintf(&buf, "rxq%d_%s", i, str); + } + } + + 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; + } +} + static void bnge_get_eth_phy_stats(struct net_device *dev, struct ethtool_eth_phy_stats *phy_stats) { @@ -271,6 +749,9 @@ 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