From patchwork Tue Feb 18 08:58:24 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jijie Shao X-Patchwork-Id: 13979351 X-Patchwork-Delegate: kuba@kernel.org Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BFC7022DF95; Tue, 18 Feb 2025 09:07:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.188 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739869681; cv=none; b=KA5kwL9f9BcayfBqJfxbMdvSA//h3XuNEO8T2gQE/774MhUzqKgK3faCMF1me1Tu1uG2l7+1Vm2JcF9Xd3wlEhsntTsvloV3gP0P/JUea5wjrKkLmxwtkMq+1VyZ9Z/ipkWWzQoHkhA9YqlvGsA2iHpVCZshkco7Rk/N18WAuNE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739869681; c=relaxed/simple; bh=e/qYV3lWpkyrlNWHdCPAuoNumw7/2j19ltiXwkObZuA=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=FcEjADl030rVzGId7+jfZyHDUR07Sf7JYB2Es+V0hCfuiK0xqGqsXBpaD80IJELCdGUdJh2nsXducJk/5EQxGenUg0CeTo4RlrTqp7eDaB2RovshXoabJc86oHdLTpmGZi9MA4YRPRbSSDKSumrcXuWL/J9W+epgd1zOyQcPojY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.188 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.88.105]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4YxttC2kStzcr8s; Tue, 18 Feb 2025 17:06:11 +0800 (CST) Received: from kwepemk100013.china.huawei.com (unknown [7.202.194.61]) by mail.maildlp.com (Postfix) with ESMTPS id EFD3B14011F; Tue, 18 Feb 2025 17:07:44 +0800 (CST) Received: from localhost.localdomain (10.90.30.45) by kwepemk100013.china.huawei.com (7.202.194.61) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Tue, 18 Feb 2025 17:07:44 +0800 From: Jijie Shao To: , , , , , CC: , , , , , , , , , , , , , Subject: [PATCH v2 net-next 1/6] net: hibmcge: Add dump statistics supported in this module Date: Tue, 18 Feb 2025 16:58:24 +0800 Message-ID: <20250218085829.3172126-2-shaojijie@huawei.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20250218085829.3172126-1-shaojijie@huawei.com> References: <20250218085829.3172126-1-shaojijie@huawei.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemk100013.china.huawei.com (7.202.194.61) X-Patchwork-Delegate: kuba@kernel.org The driver supports many hw statistics. This patch supports dump statistics through ethtool_ops and ndo.get_stats64(). The type of hw statistics register is u32, To prevent the statistics register from overflowing, the driver dump the statistics every 30 seconds. in a scheduled task. Signed-off-by: Jijie Shao --- ChangeLog: v1 -> v2: - Recalculate the interval for the scheduled task to update statistics, suggested by Andrew. v1: https://lore.kernel.org/all/20250213035529.2402283-1-shaojijie@huawei.com/ --- .../ethernet/hisilicon/hibmcge/hbg_common.h | 111 +++++++ .../ethernet/hisilicon/hibmcge/hbg_ethtool.c | 297 ++++++++++++++++++ .../ethernet/hisilicon/hibmcge/hbg_ethtool.h | 5 + .../net/ethernet/hisilicon/hibmcge/hbg_main.c | 70 +++++ .../net/ethernet/hisilicon/hibmcge/hbg_reg.h | 96 ++++++ .../net/ethernet/hisilicon/hibmcge/hbg_txrx.c | 164 +++++++++- 6 files changed, 741 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_common.h b/drivers/net/ethernet/hisilicon/hibmcge/hbg_common.h index b4300d8ea4ad..920514a8e29a 100644 --- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_common.h +++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_common.h @@ -142,6 +142,115 @@ struct hbg_user_def { struct ethtool_pauseparam pause_param; }; +struct hbg_stats { + u64 rx_desc_drop; + u64 rx_desc_l2_err_cnt; + u64 rx_desc_pkt_len_err_cnt; + u64 rx_desc_l3l4_err_cnt; + u64 rx_desc_l3_wrong_head_cnt; + u64 rx_desc_l3_csum_err_cnt; + u64 rx_desc_l3_len_err_cnt; + u64 rx_desc_l3_zero_ttl_cnt; + u64 rx_desc_l3_other_cnt; + u64 rx_desc_l4_err_cnt; + u64 rx_desc_l4_wrong_head_cnt; + u64 rx_desc_l4_len_err_cnt; + u64 rx_desc_l4_csum_err_cnt; + u64 rx_desc_l4_zero_port_num_cnt; + u64 rx_desc_l4_other_cnt; + u64 rx_desc_frag_cnt; + u64 rx_desc_ip_ver_err_cnt; + u64 rx_desc_ipv4_pkt_cnt; + u64 rx_desc_ipv6_pkt_cnt; + u64 rx_desc_no_ip_pkt_cnt; + u64 rx_desc_ip_pkt_cnt; + u64 rx_desc_tcp_pkt_cnt; + u64 rx_desc_udp_pkt_cnt; + u64 rx_desc_vlan_pkt_cnt; + u64 rx_desc_icmp_pkt_cnt; + u64 rx_desc_arp_pkt_cnt; + u64 rx_desc_rarp_pkt_cnt; + u64 rx_desc_multicast_pkt_cnt; + u64 rx_desc_broadcast_pkt_cnt; + u64 rx_desc_ipsec_pkt_cnt; + u64 rx_desc_ip_opt_pkt_cnt; + u64 rx_desc_key_not_match_cnt; + + u64 rx_octets_total_ok_cnt; + u64 rx_uc_pkt_cnt; + u64 rx_mc_pkt_cnt; + u64 rx_bc_pkt_cnt; + u64 rx_vlan_pkt_cnt; + u64 rx_octets_bad_cnt; + u64 rx_octets_total_filt_cnt; + u64 rx_filt_pkt_cnt; + u64 rx_trans_pkt_cnt; + u64 rx_framesize_64; + u64 rx_framesize_65_127; + u64 rx_framesize_128_255; + u64 rx_framesize_256_511; + u64 rx_framesize_512_1023; + u64 rx_framesize_1024_1518; + u64 rx_framesize_bt_1518; + u64 rx_fcs_error_cnt; + u64 rx_data_error_cnt; + u64 rx_align_error_cnt; + u64 rx_pause_macctl_frame_cnt; + u64 rx_unknown_macctl_frame_cnt; + /* crc ok, > max_frm_size, < 2max_frm_size */ + u64 rx_frame_long_err_cnt; + /* crc fail, > max_frm_size, < 2max_frm_size */ + u64 rx_jabber_err_cnt; + /* > 2max_frm_size */ + u64 rx_frame_very_long_err_cnt; + /* < 64byte, >= short_runts_thr */ + u64 rx_frame_runt_err_cnt; + /* < short_runts_thr */ + u64 rx_frame_short_err_cnt; + /* PCU: dropped when the RX FIFO is full.*/ + u64 rx_overflow_cnt; + /* GMAC: the count of overflows of the RX FIFO */ + u64 rx_overrun_cnt; + /* PCU: the count of buffer alloc errors in RX */ + u64 rx_bufrq_err_cnt; + /* PCU: the count of write descriptor errors in RX */ + u64 rx_we_err_cnt; + /* GMAC: the count of pkts that contain PAD but length is not 64 */ + u64 rx_lengthfield_err_cnt; + u64 rx_fail_comma_cnt; + + u64 rx_dma_err_cnt; + + u64 tx_octets_total_ok_cnt; + u64 tx_uc_pkt_cnt; + u64 tx_mc_pkt_cnt; + u64 tx_bc_pkt_cnt; + u64 tx_vlan_pkt_cnt; + u64 tx_octets_bad_cnt; + u64 tx_trans_pkt_cnt; + u64 tx_pause_frame_cnt; + u64 tx_framesize_64; + u64 tx_framesize_65_127; + u64 tx_framesize_128_255; + u64 tx_framesize_256_511; + u64 tx_framesize_512_1023; + u64 tx_framesize_1024_1518; + u64 tx_framesize_bt_1518; + /* GMAC: the count of times that frames fail to be transmitted + * due to internal errors. + */ + u64 tx_underrun_err_cnt; + u64 tx_add_cs_fail_cnt; + /* PCU: the count of buffer free errors in TX */ + u64 tx_bufrl_err_cnt; + u64 tx_crc_err_cnt; + u64 tx_drop_cnt; + u64 tx_excessive_length_drop_cnt; + + u64 tx_timeout_cnt; + u64 tx_dma_err_cnt; +}; + struct hbg_priv { struct net_device *netdev; struct pci_dev *pdev; @@ -155,6 +264,8 @@ struct hbg_priv { struct hbg_mac_filter filter; enum hbg_reset_type reset_type; struct hbg_user_def user_def; + struct hbg_stats stats; + struct delayed_work service_task; }; #endif diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c b/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c index 00364a438ec2..f5be8d0ef611 100644 --- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.c @@ -9,6 +9,135 @@ #include "hbg_ethtool.h" #include "hbg_hw.h" +struct hbg_ethtool_stats { + char name[ETH_GSTRING_LEN]; + unsigned long offset; + u32 reg; /* set to 0 if stats is not updated via dump reg */ +}; + +#define HBG_STATS_I(stats) { #stats, HBG_STATS_FIELD_OFF(stats), 0} +#define HBG_STATS_REG_I(stats, reg) { #stats, HBG_STATS_FIELD_OFF(stats), reg} + +static const struct hbg_ethtool_stats hbg_ethtool_stats_info[] = { + HBG_STATS_I(rx_desc_l2_err_cnt), + HBG_STATS_I(rx_desc_pkt_len_err_cnt), + HBG_STATS_I(rx_desc_l3_wrong_head_cnt), + HBG_STATS_I(rx_desc_l3_csum_err_cnt), + HBG_STATS_I(rx_desc_l3_len_err_cnt), + HBG_STATS_I(rx_desc_l3_zero_ttl_cnt), + HBG_STATS_I(rx_desc_l3_other_cnt), + HBG_STATS_I(rx_desc_l4_wrong_head_cnt), + HBG_STATS_I(rx_desc_l4_len_err_cnt), + HBG_STATS_I(rx_desc_l4_csum_err_cnt), + HBG_STATS_I(rx_desc_l4_zero_port_num_cnt), + HBG_STATS_I(rx_desc_l4_other_cnt), + HBG_STATS_I(rx_desc_ip_ver_err_cnt), + HBG_STATS_I(rx_desc_ipv4_pkt_cnt), + HBG_STATS_I(rx_desc_ipv6_pkt_cnt), + HBG_STATS_I(rx_desc_no_ip_pkt_cnt), + HBG_STATS_I(rx_desc_ip_pkt_cnt), + HBG_STATS_I(rx_desc_tcp_pkt_cnt), + HBG_STATS_I(rx_desc_udp_pkt_cnt), + HBG_STATS_I(rx_desc_vlan_pkt_cnt), + HBG_STATS_I(rx_desc_icmp_pkt_cnt), + HBG_STATS_I(rx_desc_arp_pkt_cnt), + HBG_STATS_I(rx_desc_rarp_pkt_cnt), + HBG_STATS_I(rx_desc_multicast_pkt_cnt), + HBG_STATS_I(rx_desc_broadcast_pkt_cnt), + HBG_STATS_I(rx_desc_ipsec_pkt_cnt), + HBG_STATS_I(rx_desc_ip_opt_pkt_cnt), + HBG_STATS_I(rx_desc_key_not_match_cnt), + + HBG_STATS_REG_I(rx_octets_bad_cnt, HBG_REG_RX_OCTETS_BAD_ADDR), + HBG_STATS_REG_I(rx_octets_total_filt_cnt, + HBG_REG_RX_OCTETS_TOTAL_FILT_ADDR), + HBG_STATS_REG_I(rx_uc_pkt_cnt, HBG_REG_RX_UC_PKTS_ADDR), + HBG_STATS_REG_I(rx_vlan_pkt_cnt, HBG_REG_RX_TAGGED_ADDR), + HBG_STATS_REG_I(rx_filt_pkt_cnt, HBG_REG_RX_FILT_PKT_CNT_ADDR), + HBG_STATS_REG_I(rx_data_error_cnt, HBG_REG_RX_DATA_ERR_ADDR), + HBG_STATS_REG_I(rx_frame_long_err_cnt, HBG_REG_RX_LONG_ERRORS_ADDR), + HBG_STATS_REG_I(rx_jabber_err_cnt, HBG_REG_RX_JABBER_ERRORS_ADDR), + HBG_STATS_REG_I(rx_frame_very_long_err_cnt, + HBG_REG_RX_VERY_LONG_ERR_CNT_ADDR), + HBG_STATS_REG_I(rx_frame_runt_err_cnt, HBG_REG_RX_RUNT_ERR_CNT_ADDR), + HBG_STATS_REG_I(rx_frame_short_err_cnt, HBG_REG_RX_SHORT_ERR_CNT_ADDR), + HBG_STATS_REG_I(rx_overflow_cnt, HBG_REG_RX_OVER_FLOW_CNT_ADDR), + HBG_STATS_REG_I(rx_bufrq_err_cnt, HBG_REG_RX_BUFRQ_ERR_CNT_ADDR), + HBG_STATS_REG_I(rx_we_err_cnt, HBG_REG_RX_WE_ERR_CNT_ADDR), + HBG_STATS_REG_I(rx_overrun_cnt, HBG_REG_RX_OVERRUN_CNT_ADDR), + HBG_STATS_REG_I(rx_lengthfield_err_cnt, + HBG_REG_RX_LENGTHFIELD_ERR_CNT_ADDR), + HBG_STATS_REG_I(rx_fail_comma_cnt, HBG_REG_RX_FAIL_COMMA_CNT_ADDR), + HBG_STATS_I(rx_dma_err_cnt), + + HBG_STATS_REG_I(tx_uc_pkt_cnt, HBG_REG_TX_UC_PKTS_ADDR), + HBG_STATS_REG_I(tx_vlan_pkt_cnt, HBG_REG_TX_TAGGED_ADDR), + HBG_STATS_REG_I(tx_octets_bad_cnt, HBG_REG_OCTETS_TRANSMITTED_BAD_ADDR), + + HBG_STATS_REG_I(tx_underrun_err_cnt, HBG_REG_TX_UNDERRUN_ADDR), + HBG_STATS_REG_I(tx_add_cs_fail_cnt, HBG_REG_TX_CS_FAIL_CNT_ADDR), + HBG_STATS_REG_I(tx_bufrl_err_cnt, HBG_REG_TX_BUFRL_ERR_CNT_ADDR), + HBG_STATS_REG_I(tx_crc_err_cnt, HBG_REG_TX_CRC_ERROR_ADDR), + HBG_STATS_REG_I(tx_drop_cnt, HBG_REG_TX_DROP_CNT_ADDR), + HBG_STATS_REG_I(tx_excessive_length_drop_cnt, + HBG_REG_TX_EXCESSIVE_LENGTH_DROP_ADDR), + HBG_STATS_I(tx_dma_err_cnt), + HBG_STATS_I(tx_timeout_cnt), +}; + +static const struct hbg_ethtool_stats hbg_ethtool_rmon_stats_info[] = { + HBG_STATS_I(rx_desc_frag_cnt), + HBG_STATS_REG_I(rx_framesize_64, HBG_REG_RX_PKTS_64OCTETS_ADDR), + HBG_STATS_REG_I(rx_framesize_65_127, + HBG_REG_RX_PKTS_65TO127OCTETS_ADDR), + HBG_STATS_REG_I(rx_framesize_128_255, + HBG_REG_RX_PKTS_128TO255OCTETS_ADDR), + HBG_STATS_REG_I(rx_framesize_256_511, + HBG_REG_RX_PKTS_256TO511OCTETS_ADDR), + HBG_STATS_REG_I(rx_framesize_512_1023, + HBG_REG_RX_PKTS_512TO1023OCTETS_ADDR), + HBG_STATS_REG_I(rx_framesize_1024_1518, + HBG_REG_RX_PKTS_1024TO1518OCTETS_ADDR), + HBG_STATS_REG_I(rx_framesize_bt_1518, + HBG_REG_RX_PKTS_1519TOMAXOCTETS_ADDR), + HBG_STATS_REG_I(tx_framesize_64, HBG_REG_TX_PKTS_64OCTETS_ADDR), + HBG_STATS_REG_I(tx_framesize_65_127, + HBG_REG_TX_PKTS_65TO127OCTETS_ADDR), + HBG_STATS_REG_I(tx_framesize_128_255, + HBG_REG_TX_PKTS_128TO255OCTETS_ADDR), + HBG_STATS_REG_I(tx_framesize_256_511, + HBG_REG_TX_PKTS_256TO511OCTETS_ADDR), + HBG_STATS_REG_I(tx_framesize_512_1023, + HBG_REG_TX_PKTS_512TO1023OCTETS_ADDR), + HBG_STATS_REG_I(tx_framesize_1024_1518, + HBG_REG_TX_PKTS_1024TO1518OCTETS_ADDR), + HBG_STATS_REG_I(tx_framesize_bt_1518, + HBG_REG_TX_PKTS_1519TOMAXOCTETS_ADDR), +}; + +static const struct hbg_ethtool_stats hbg_ethtool_mac_stats_info[] = { + HBG_STATS_REG_I(rx_mc_pkt_cnt, HBG_REG_RX_MC_PKTS_ADDR), + HBG_STATS_REG_I(rx_bc_pkt_cnt, HBG_REG_RX_BC_PKTS_ADDR), + HBG_STATS_REG_I(rx_align_error_cnt, HBG_REG_RX_ALIGN_ERRORS_ADDR), + HBG_STATS_REG_I(rx_octets_total_ok_cnt, + HBG_REG_RX_OCTETS_TOTAL_OK_ADDR), + HBG_STATS_REG_I(rx_trans_pkt_cnt, HBG_REG_RX_TRANS_PKG_CNT_ADDR), + HBG_STATS_REG_I(rx_fcs_error_cnt, HBG_REG_RX_FCS_ERRORS_ADDR), + HBG_STATS_REG_I(tx_mc_pkt_cnt, HBG_REG_TX_MC_PKTS_ADDR), + HBG_STATS_REG_I(tx_bc_pkt_cnt, HBG_REG_TX_BC_PKTS_ADDR), + HBG_STATS_REG_I(tx_octets_total_ok_cnt, + HBG_REG_OCTETS_TRANSMITTED_OK_ADDR), + HBG_STATS_REG_I(tx_trans_pkt_cnt, HBG_REG_TX_TRANS_PKG_CNT_ADDR), +}; + +static const struct hbg_ethtool_stats hbg_ethtool_ctrl_stats_info[] = { + HBG_STATS_REG_I(rx_pause_macctl_frame_cnt, + HBG_REG_RX_PAUSE_MACCTL_FRAMCOUNTER_ADDR), + HBG_STATS_REG_I(tx_pause_frame_cnt, HBG_REG_TX_PAUSE_FRAMES_ADDR), + HBG_STATS_REG_I(rx_unknown_macctl_frame_cnt, + HBG_REG_RX_UNKNOWN_MACCTL_FRAMCOUNTER_ADDR), +}; + enum hbg_reg_dump_type { HBG_DUMP_REG_TYPE_SPEC = 0, HBG_DUMP_REG_TYPE_MDIO, @@ -180,6 +309,167 @@ static int hbg_ethtool_reset(struct net_device *netdev, u32 *flags) return hbg_reset(priv); } +static void hbg_update_stats_by_info(struct hbg_priv *priv, + const struct hbg_ethtool_stats *info, + u32 info_len) +{ + const struct hbg_ethtool_stats *stats; + u32 i; + + for (i = 0; i < info_len; i++) { + stats = &info[i]; + if (!stats->reg) + continue; + + HBG_STATS_U(&priv->stats, stats->offset, + hbg_reg_read(priv, stats->reg)); + } +} + +void hbg_update_stats(struct hbg_priv *priv) +{ + hbg_update_stats_by_info(priv, hbg_ethtool_stats_info, + ARRAY_SIZE(hbg_ethtool_stats_info)); + hbg_update_stats_by_info(priv, hbg_ethtool_rmon_stats_info, + ARRAY_SIZE(hbg_ethtool_rmon_stats_info)); + hbg_update_stats_by_info(priv, hbg_ethtool_mac_stats_info, + ARRAY_SIZE(hbg_ethtool_mac_stats_info)); + hbg_update_stats_by_info(priv, hbg_ethtool_ctrl_stats_info, + ARRAY_SIZE(hbg_ethtool_ctrl_stats_info)); +} + +static int hbg_ethtool_get_sset_count(struct net_device *netdev, int stringset) +{ + if (stringset != ETH_SS_STATS) + return -EOPNOTSUPP; + + return ARRAY_SIZE(hbg_ethtool_stats_info); +} + +static void hbg_ethtool_get_strings(struct net_device *netdev, + u32 stringset, u8 *data) +{ + u32 i; + + if (stringset != ETH_SS_STATS) + return; + + for (i = 0; i < ARRAY_SIZE(hbg_ethtool_stats_info); i++) + ethtool_puts(&data, hbg_ethtool_stats_info[i].name); +} + +static void hbg_ethtool_get_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *data) +{ + struct hbg_priv *priv = netdev_priv(netdev); + u32 i; + + hbg_update_stats(priv); + for (i = 0; i < ARRAY_SIZE(hbg_ethtool_stats_info); i++) + *data++ = HBG_STATS_R(&priv->stats, + hbg_ethtool_stats_info[i].offset); +} + +static void hbg_ethtool_get_pause_stats(struct net_device *netdev, + struct ethtool_pause_stats *epstats) +{ + struct hbg_priv *priv = netdev_priv(netdev); + struct hbg_stats *stats = &priv->stats; + + hbg_update_stats(priv); + epstats->rx_pause_frames = stats->rx_pause_macctl_frame_cnt; + epstats->tx_pause_frames = stats->tx_pause_frame_cnt; +} + +static void hbg_ethtool_get_eth_mac_stats(struct net_device *netdev, + struct ethtool_eth_mac_stats *emstats) +{ + struct hbg_priv *priv = netdev_priv(netdev); + struct hbg_stats *stats = &priv->stats; + + hbg_update_stats(priv); + emstats->FramesTransmittedOK = stats->tx_trans_pkt_cnt; + emstats->FramesReceivedOK = stats->rx_trans_pkt_cnt; + emstats->FrameCheckSequenceErrors = stats->rx_fcs_error_cnt; + emstats->AlignmentErrors = stats->rx_align_error_cnt; + emstats->OctetsTransmittedOK = stats->tx_octets_total_ok_cnt; + emstats->OctetsReceivedOK = stats->rx_octets_total_ok_cnt; + + emstats->MulticastFramesXmittedOK = stats->tx_mc_pkt_cnt; + emstats->BroadcastFramesXmittedOK = stats->tx_bc_pkt_cnt; + emstats->MulticastFramesReceivedOK = stats->rx_mc_pkt_cnt; + emstats->BroadcastFramesReceivedOK = stats->rx_bc_pkt_cnt; + emstats->InRangeLengthErrors = stats->rx_fcs_error_cnt + + stats->rx_jabber_err_cnt + + stats->rx_unknown_macctl_frame_cnt + + stats->rx_bufrq_err_cnt + + stats->rx_we_err_cnt; + emstats->OutOfRangeLengthField = stats->rx_frame_short_err_cnt + + stats->rx_frame_runt_err_cnt + + stats->rx_lengthfield_err_cnt + + stats->rx_frame_long_err_cnt + + stats->rx_frame_very_long_err_cnt; + emstats->FrameTooLongErrors = stats->rx_frame_long_err_cnt + + stats->rx_frame_very_long_err_cnt; +} + +static void +hbg_ethtool_get_eth_ctrl_stats(struct net_device *netdev, + struct ethtool_eth_ctrl_stats *ecstats) +{ + struct hbg_priv *priv = netdev_priv(netdev); + struct hbg_stats *s = &priv->stats; + + hbg_update_stats(priv); + ecstats->MACControlFramesTransmitted = s->tx_pause_frame_cnt; + ecstats->MACControlFramesReceived = s->rx_pause_macctl_frame_cnt; + ecstats->UnsupportedOpcodesReceived = s->rx_unknown_macctl_frame_cnt; +} + +static const struct ethtool_rmon_hist_range hbg_rmon_ranges[] = { + { 0, 64 }, + { 65, 127 }, + { 128, 255 }, + { 256, 511 }, + { 512, 1023 }, + { 1024, 1518 }, + { 1519, 4095 }, +}; + +static void +hbg_ethtool_get_rmon_stats(struct net_device *netdev, + struct ethtool_rmon_stats *rmon_stats, + const struct ethtool_rmon_hist_range **ranges) +{ + struct hbg_priv *priv = netdev_priv(netdev); + struct hbg_stats *stats = &priv->stats; + + hbg_update_stats(priv); + rmon_stats->undersize_pkts = stats->rx_frame_short_err_cnt + + stats->rx_frame_runt_err_cnt + + stats->rx_lengthfield_err_cnt; + rmon_stats->oversize_pkts = stats->rx_frame_long_err_cnt + + stats->rx_frame_very_long_err_cnt; + rmon_stats->fragments = stats->rx_desc_frag_cnt; + rmon_stats->hist[0] = stats->rx_framesize_64; + rmon_stats->hist[1] = stats->rx_framesize_65_127; + rmon_stats->hist[2] = stats->rx_framesize_128_255; + rmon_stats->hist[3] = stats->rx_framesize_256_511; + rmon_stats->hist[4] = stats->rx_framesize_512_1023; + rmon_stats->hist[5] = stats->rx_framesize_1024_1518; + rmon_stats->hist[6] = stats->rx_framesize_bt_1518; + + rmon_stats->hist_tx[0] = stats->tx_framesize_64; + rmon_stats->hist_tx[1] = stats->tx_framesize_65_127; + rmon_stats->hist_tx[2] = stats->tx_framesize_128_255; + rmon_stats->hist_tx[3] = stats->tx_framesize_256_511; + rmon_stats->hist_tx[4] = stats->tx_framesize_512_1023; + rmon_stats->hist_tx[5] = stats->tx_framesize_1024_1518; + rmon_stats->hist_tx[6] = stats->tx_framesize_bt_1518; + + *ranges = hbg_rmon_ranges; +} + static const struct ethtool_ops hbg_ethtool_ops = { .get_link = ethtool_op_get_link, .get_link_ksettings = phy_ethtool_get_link_ksettings, @@ -190,6 +480,13 @@ static const struct ethtool_ops hbg_ethtool_ops = { .set_pauseparam = hbg_ethtool_set_pauseparam, .reset = hbg_ethtool_reset, .nway_reset = phy_ethtool_nway_reset, + .get_sset_count = hbg_ethtool_get_sset_count, + .get_strings = hbg_ethtool_get_strings, + .get_ethtool_stats = hbg_ethtool_get_stats, + .get_pause_stats = hbg_ethtool_get_pause_stats, + .get_eth_mac_stats = hbg_ethtool_get_eth_mac_stats, + .get_eth_ctrl_stats = hbg_ethtool_get_eth_ctrl_stats, + .get_rmon_stats = hbg_ethtool_get_rmon_stats, }; void hbg_ethtool_set_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.h b/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.h index 628707ec2686..e173155b146a 100644 --- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.h +++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_ethtool.h @@ -6,6 +6,11 @@ #include +#define HBG_STATS_FIELD_OFF(f) (offsetof(struct hbg_stats, f)) +#define HBG_STATS_R(p, offset) (*(u64 *)((u8 *)(p) + (offset))) +#define HBG_STATS_U(p, offset, val) (HBG_STATS_R(p, offset) += (val)) + void hbg_ethtool_set_ops(struct net_device *netdev); +void hbg_update_stats(struct hbg_priv *priv); #endif diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_main.c b/drivers/net/ethernet/hisilicon/hibmcge/hbg_main.c index bb0f25ac9760..969df6020942 100644 --- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_main.c +++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_main.c @@ -214,6 +214,10 @@ static void hbg_net_tx_timeout(struct net_device *netdev, unsigned int txqueue) char *buf = ring->tout_log_buf; u32 pos = 0; + priv->stats.tx_timeout_cnt++; + + pos += scnprintf(buf + pos, HBG_TX_TIMEOUT_BUF_LEN - pos, + "tx_timeout cnt: %llu\n", priv->stats.tx_timeout_cnt); pos += scnprintf(buf + pos, HBG_TX_TIMEOUT_BUF_LEN - pos, "ring used num: %u, fifo used num: %u\n", hbg_get_queue_used_num(ring), @@ -226,6 +230,39 @@ static void hbg_net_tx_timeout(struct net_device *netdev, unsigned int txqueue) netdev_info(netdev, "%s", buf); } +static void hbg_net_get_stats(struct net_device *netdev, + struct rtnl_link_stats64 *stats) +{ + struct hbg_priv *priv = netdev_priv(netdev); + struct hbg_stats *h_stats = &priv->stats; + + hbg_update_stats(priv); + dev_get_tstats64(netdev, stats); + + /* fifo empty */ + stats->tx_fifo_errors += h_stats->tx_drop_cnt; + + stats->tx_dropped += h_stats->tx_excessive_length_drop_cnt + + h_stats->tx_drop_cnt; + stats->tx_errors += h_stats->tx_add_cs_fail_cnt + + h_stats->tx_bufrl_err_cnt + + h_stats->tx_underrun_err_cnt + + h_stats->tx_crc_err_cnt; + stats->rx_errors += h_stats->rx_data_error_cnt; + stats->multicast += h_stats->rx_mc_pkt_cnt; + stats->rx_dropped += h_stats->rx_desc_drop; + stats->rx_length_errors += h_stats->rx_frame_very_long_err_cnt + + h_stats->rx_frame_long_err_cnt + + h_stats->rx_frame_runt_err_cnt + + h_stats->rx_frame_short_err_cnt + + h_stats->rx_lengthfield_err_cnt; + stats->rx_frame_errors += h_stats->rx_desc_l2_err_cnt + + h_stats->rx_desc_l3l4_err_cnt; + stats->rx_fifo_errors += h_stats->rx_overflow_cnt + + h_stats->rx_overrun_cnt; + stats->rx_crc_errors += h_stats->rx_fcs_error_cnt; +} + static const struct net_device_ops hbg_netdev_ops = { .ndo_open = hbg_net_open, .ndo_stop = hbg_net_stop, @@ -235,8 +272,37 @@ static const struct net_device_ops hbg_netdev_ops = { .ndo_change_mtu = hbg_net_change_mtu, .ndo_tx_timeout = hbg_net_tx_timeout, .ndo_set_rx_mode = hbg_net_set_rx_mode, + .ndo_get_stats64 = hbg_net_get_stats, }; +static void hbg_service_task(struct work_struct *work) +{ + struct hbg_priv *priv = container_of(work, struct hbg_priv, + service_task.work); + + /* The type of statistics register is u32, + * To prevent the statistics register from overflowing, + * the driver dumps the statistics every 30 seconds. + */ + hbg_update_stats(priv); + schedule_delayed_work(&priv->service_task, + msecs_to_jiffies(30 * MSEC_PER_SEC)); +} + +static void hbg_cancel_delayed_work_sync(void *data) +{ + cancel_delayed_work_sync(data); +} + +static int hbg_delaywork_init(struct hbg_priv *priv) +{ + INIT_DELAYED_WORK(&priv->service_task, hbg_service_task); + schedule_delayed_work(&priv->service_task, 0); + return devm_add_action_or_reset(&priv->pdev->dev, + hbg_cancel_delayed_work_sync, + &priv->service_task); +} + static int hbg_mac_filter_init(struct hbg_priv *priv) { struct hbg_dev_specs *dev_specs = &priv->dev_specs; @@ -291,6 +357,10 @@ static int hbg_init(struct hbg_priv *priv) if (ret) return ret; + ret = hbg_delaywork_init(priv); + if (ret) + return ret; + hbg_debugfs_init(priv); hbg_init_user_def(priv); return 0; diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h b/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h index f12efc12f3c5..106d0e0408ba 100644 --- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h +++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h @@ -60,6 +60,48 @@ #define HBG_REG_TRANSMIT_CTRL_AN_EN_B BIT(5) #define HBG_REG_REC_FILT_CTRL_ADDR (HBG_REG_SGMII_BASE + 0x0064) #define HBG_REG_REC_FILT_CTRL_UC_MATCH_EN_B BIT(0) +#define HBG_REG_RX_OCTETS_TOTAL_OK_ADDR (HBG_REG_SGMII_BASE + 0x0080) +#define HBG_REG_RX_OCTETS_BAD_ADDR (HBG_REG_SGMII_BASE + 0x0084) +#define HBG_REG_RX_UC_PKTS_ADDR (HBG_REG_SGMII_BASE + 0x0088) +#define HBG_REG_RX_MC_PKTS_ADDR (HBG_REG_SGMII_BASE + 0x008C) +#define HBG_REG_RX_BC_PKTS_ADDR (HBG_REG_SGMII_BASE + 0x0090) +#define HBG_REG_RX_PKTS_64OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x0094) +#define HBG_REG_RX_PKTS_65TO127OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x0098) +#define HBG_REG_RX_PKTS_128TO255OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x009C) +#define HBG_REG_RX_PKTS_256TO511OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x00A0) +#define HBG_REG_RX_PKTS_512TO1023OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x00A4) +#define HBG_REG_RX_PKTS_1024TO1518OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x00A8) +#define HBG_REG_RX_PKTS_1519TOMAXOCTETS_ADDR (HBG_REG_SGMII_BASE + 0x00AC) +#define HBG_REG_RX_FCS_ERRORS_ADDR (HBG_REG_SGMII_BASE + 0x00B0) +#define HBG_REG_RX_TAGGED_ADDR (HBG_REG_SGMII_BASE + 0x00B4) +#define HBG_REG_RX_DATA_ERR_ADDR (HBG_REG_SGMII_BASE + 0x00B8) +#define HBG_REG_RX_ALIGN_ERRORS_ADDR (HBG_REG_SGMII_BASE + 0x00BC) +#define HBG_REG_RX_LONG_ERRORS_ADDR (HBG_REG_SGMII_BASE + 0x00C0) +#define HBG_REG_RX_JABBER_ERRORS_ADDR (HBG_REG_SGMII_BASE + 0x00C4) +#define HBG_REG_RX_PAUSE_MACCTL_FRAMCOUNTER_ADDR (HBG_REG_SGMII_BASE + 0x00C8) +#define HBG_REG_RX_UNKNOWN_MACCTL_FRAMCOUNTER_ADDR (HBG_REG_SGMII_BASE + 0x00CC) +#define HBG_REG_RX_VERY_LONG_ERR_CNT_ADDR (HBG_REG_SGMII_BASE + 0x00D0) +#define HBG_REG_RX_RUNT_ERR_CNT_ADDR (HBG_REG_SGMII_BASE + 0x00D4) +#define HBG_REG_RX_SHORT_ERR_CNT_ADDR (HBG_REG_SGMII_BASE + 0x00D8) +#define HBG_REG_RX_FILT_PKT_CNT_ADDR (HBG_REG_SGMII_BASE + 0x00E8) +#define HBG_REG_RX_OCTETS_TOTAL_FILT_ADDR (HBG_REG_SGMII_BASE + 0x00EC) +#define HBG_REG_OCTETS_TRANSMITTED_OK_ADDR (HBG_REG_SGMII_BASE + 0x0100) +#define HBG_REG_OCTETS_TRANSMITTED_BAD_ADDR (HBG_REG_SGMII_BASE + 0x0104) +#define HBG_REG_TX_UC_PKTS_ADDR (HBG_REG_SGMII_BASE + 0x0108) +#define HBG_REG_TX_MC_PKTS_ADDR (HBG_REG_SGMII_BASE + 0x010C) +#define HBG_REG_TX_BC_PKTS_ADDR (HBG_REG_SGMII_BASE + 0x0110) +#define HBG_REG_TX_PKTS_64OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x0114) +#define HBG_REG_TX_PKTS_65TO127OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x0118) +#define HBG_REG_TX_PKTS_128TO255OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x011C) +#define HBG_REG_TX_PKTS_256TO511OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x0120) +#define HBG_REG_TX_PKTS_512TO1023OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x0124) +#define HBG_REG_TX_PKTS_1024TO1518OCTETS_ADDR (HBG_REG_SGMII_BASE + 0x0128) +#define HBG_REG_TX_PKTS_1519TOMAXOCTETS_ADDR (HBG_REG_SGMII_BASE + 0x012C) +#define HBG_REG_TX_EXCESSIVE_LENGTH_DROP_ADDR (HBG_REG_SGMII_BASE + 0x014C) +#define HBG_REG_TX_UNDERRUN_ADDR (HBG_REG_SGMII_BASE + 0x0150) +#define HBG_REG_TX_TAGGED_ADDR (HBG_REG_SGMII_BASE + 0x0154) +#define HBG_REG_TX_CRC_ERROR_ADDR (HBG_REG_SGMII_BASE + 0x0158) +#define HBG_REG_TX_PAUSE_FRAMES_ADDR (HBG_REG_SGMII_BASE + 0x015C) #define HBG_REG_LINE_LOOP_BACK_ADDR (HBG_REG_SGMII_BASE + 0x01A8) #define HBG_REG_CF_CRC_STRIP_ADDR (HBG_REG_SGMII_BASE + 0x01B0) #define HBG_REG_CF_CRC_STRIP_B BIT(0) @@ -69,6 +111,9 @@ #define HBG_REG_RECV_CTRL_ADDR (HBG_REG_SGMII_BASE + 0x01E0) #define HBG_REG_RECV_CTRL_STRIP_PAD_EN_B BIT(3) #define HBG_REG_VLAN_CODE_ADDR (HBG_REG_SGMII_BASE + 0x01E8) +#define HBG_REG_RX_OVERRUN_CNT_ADDR (HBG_REG_SGMII_BASE + 0x01EC) +#define HBG_REG_RX_LENGTHFIELD_ERR_CNT_ADDR (HBG_REG_SGMII_BASE + 0x01F4) +#define HBG_REG_RX_FAIL_COMMA_CNT_ADDR (HBG_REG_SGMII_BASE + 0x01F8) #define HBG_REG_STATION_ADDR_LOW_0_ADDR (HBG_REG_SGMII_BASE + 0x0200) #define HBG_REG_STATION_ADDR_HIGH_0_ADDR (HBG_REG_SGMII_BASE + 0x0204) #define HBG_REG_STATION_ADDR_LOW_1_ADDR (HBG_REG_SGMII_BASE + 0x0208) @@ -111,12 +156,17 @@ #define HBG_REG_RX_BUS_ERR_ADDR_ADDR (HBG_REG_SGMII_BASE + 0x0440) #define HBG_REG_MAX_FRAME_LEN_ADDR (HBG_REG_SGMII_BASE + 0x0444) #define HBG_REG_MAX_FRAME_LEN_M GENMASK(15, 0) +#define HBG_REG_TX_DROP_CNT_ADDR (HBG_REG_SGMII_BASE + 0x0448) +#define HBG_REG_RX_OVER_FLOW_CNT_ADDR (HBG_REG_SGMII_BASE + 0x044C) #define HBG_REG_DEBUG_ST_MCH_ADDR (HBG_REG_SGMII_BASE + 0x0450) #define HBG_REG_FIFO_CURR_STATUS_ADDR (HBG_REG_SGMII_BASE + 0x0454) #define HBG_REG_FIFO_HIST_STATUS_ADDR (HBG_REG_SGMII_BASE + 0x0458) #define HBG_REG_CF_CFF_DATA_NUM_ADDR (HBG_REG_SGMII_BASE + 0x045C) #define HBG_REG_CF_CFF_DATA_NUM_ADDR_TX_M GENMASK(8, 0) #define HBG_REG_CF_CFF_DATA_NUM_ADDR_RX_M GENMASK(24, 16) +#define HBG_REG_TX_CS_FAIL_CNT_ADDR (HBG_REG_SGMII_BASE + 0x0460) +#define HBG_REG_RX_TRANS_PKG_CNT_ADDR (HBG_REG_SGMII_BASE + 0x0464) +#define HBG_REG_TX_TRANS_PKG_CNT_ADDR (HBG_REG_SGMII_BASE + 0x0468) #define HBG_REG_CF_TX_PAUSE_ADDR (HBG_REG_SGMII_BASE + 0x0470) #define HBG_REG_TX_CFF_ADDR_0_ADDR (HBG_REG_SGMII_BASE + 0x0488) #define HBG_REG_TX_CFF_ADDR_1_ADDR (HBG_REG_SGMII_BASE + 0x048C) @@ -136,6 +186,9 @@ #define HBG_REG_RX_CTRL_RXBUF_1ST_SKIP_SIZE2_M GENMASK(3, 0) #define HBG_REG_RX_PKT_MODE_ADDR (HBG_REG_SGMII_BASE + 0x04F4) #define HBG_REG_RX_PKT_MODE_PARSE_MODE_M GENMASK(22, 21) +#define HBG_REG_RX_BUFRQ_ERR_CNT_ADDR (HBG_REG_SGMII_BASE + 0x058C) +#define HBG_REG_TX_BUFRL_ERR_CNT_ADDR (HBG_REG_SGMII_BASE + 0x0590) +#define HBG_REG_RX_WE_ERR_CNT_ADDR (HBG_REG_SGMII_BASE + 0x0594) #define HBG_REG_DBG_ST0_ADDR (HBG_REG_SGMII_BASE + 0x05E4) #define HBG_REG_DBG_ST1_ADDR (HBG_REG_SGMII_BASE + 0x05E8) #define HBG_REG_DBG_ST2_ADDR (HBG_REG_SGMII_BASE + 0x05EC) @@ -178,5 +231,48 @@ struct hbg_rx_desc { }; #define HBG_RX_DESC_W2_PKT_LEN_M GENMASK(31, 16) +#define HBG_RX_DESC_W2_PORT_NUM_M GENMASK(15, 12) +#define HBG_RX_DESC_W4_IP_TCP_UDP_M GENMASK(31, 30) +#define HBG_RX_DESC_W4_IPSEC_B BIT(29) +#define HBG_RX_DESC_W4_IP_VERSION_B BIT(28) +#define HBG_RX_DESC_W4_L4_ERR_CODE_M GENMASK(26, 23) +#define HBG_RX_DESC_W4_FRAG_B BIT(22) +#define HBG_RX_DESC_W4_OPT_B BIT(21) +#define HBG_RX_DESC_W4_IP_VERSION_ERR_B BIT(20) +#define HBG_RX_DESC_W4_BRD_CST_B BIT(19) +#define HBG_RX_DESC_W4_MUL_CST_B BIT(18) +#define HBG_RX_DESC_W4_ARP_B BIT(17) +#define HBG_RX_DESC_W4_RARP_B BIT(16) +#define HBG_RX_DESC_W4_ICMP_B BIT(15) +#define HBG_RX_DESC_W4_VLAN_FLAG_B BIT(14) +#define HBG_RX_DESC_W4_DROP_B BIT(13) +#define HBG_RX_DESC_W4_L3_ERR_CODE_M GENMASK(12, 9) +#define HBG_RX_DESC_W4_L2_ERR_B BIT(8) +#define HBG_RX_DESC_W4_IDX_MATCH_B BIT(7) + +enum hbg_l3_err_code { + HBG_L3_OK = 0, + HBG_L3_WRONG_HEAD, + HBG_L3_CSUM_ERR, + HBG_L3_LEN_ERR, + HBG_L3_ZERO_TTL, + HBG_L3_RSVD, +}; + +enum hbg_l4_err_code { + HBG_L4_OK = 0, + HBG_L4_WRONG_HEAD, + HBG_L4_LEN_ERR, + HBG_L4_CSUM_ERR, + HBG_L4_ZERO_PORT_NUM, + HBG_L4_RSVD, +}; + +enum hbg_pkt_type_code { + HBG_NO_IP_PKT = 0, + HBG_IP_PKT, + HBG_TCP_PKT, + HBG_UDP_PKT, +}; #endif diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.c b/drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.c index f4f256a0dfea..35dd3512d00e 100644 --- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.c +++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_txrx.c @@ -38,8 +38,14 @@ static int hbg_dma_map(struct hbg_buffer *buffer) buffer->skb_dma = dma_map_single(&priv->pdev->dev, buffer->skb->data, buffer->skb_len, buffer_to_dma_dir(buffer)); - if (unlikely(dma_mapping_error(&priv->pdev->dev, buffer->skb_dma))) + if (unlikely(dma_mapping_error(&priv->pdev->dev, buffer->skb_dma))) { + if (buffer->dir == HBG_DIR_RX) + priv->stats.rx_dma_err_cnt++; + else + priv->stats.tx_dma_err_cnt++; + return -ENOMEM; + } return 0; } @@ -195,6 +201,156 @@ static int hbg_napi_tx_recycle(struct napi_struct *napi, int budget) return packet_done; } +static bool hbg_rx_check_l3l4_error(struct hbg_priv *priv, + struct hbg_rx_desc *desc) +{ + if (likely(!FIELD_GET(HBG_RX_DESC_W4_L3_ERR_CODE_M, desc->word4) && + !FIELD_GET(HBG_RX_DESC_W4_L4_ERR_CODE_M, desc->word4))) + return true; + + switch (FIELD_GET(HBG_RX_DESC_W4_L3_ERR_CODE_M, desc->word4)) { + case HBG_L3_OK: + break; + case HBG_L3_WRONG_HEAD: + priv->stats.rx_desc_l3_wrong_head_cnt++; + return false; + case HBG_L3_CSUM_ERR: + priv->stats.rx_desc_l3_csum_err_cnt++; + return false; + case HBG_L3_LEN_ERR: + priv->stats.rx_desc_l3_len_err_cnt++; + return false; + case HBG_L3_ZERO_TTL: + priv->stats.rx_desc_l3_zero_ttl_cnt++; + return false; + default: + priv->stats.rx_desc_l3_other_cnt++; + return false; + } + + switch (FIELD_GET(HBG_RX_DESC_W4_L4_ERR_CODE_M, desc->word4)) { + case HBG_L4_OK: + break; + case HBG_L4_WRONG_HEAD: + priv->stats.rx_desc_l4_wrong_head_cnt++; + return false; + case HBG_L4_LEN_ERR: + priv->stats.rx_desc_l4_len_err_cnt++; + return false; + case HBG_L4_CSUM_ERR: + priv->stats.rx_desc_l4_csum_err_cnt++; + return false; + case HBG_L4_ZERO_PORT_NUM: + priv->stats.rx_desc_l4_zero_port_num_cnt++; + return false; + default: + priv->stats.rx_desc_l4_other_cnt++; + return false; + } + + return true; +} + +static void hbg_update_rx_ip_protocol_stats(struct hbg_priv *priv, + struct hbg_rx_desc *desc) +{ + if (unlikely(!FIELD_GET(HBG_RX_DESC_W4_IP_TCP_UDP_M, desc->word4))) { + priv->stats.rx_desc_no_ip_pkt_cnt++; + return; + } + + if (unlikely(FIELD_GET(HBG_RX_DESC_W4_IP_VERSION_ERR_B, desc->word4))) { + priv->stats.rx_desc_ip_ver_err_cnt++; + return; + } + + /* 0:ipv4, 1:ipv6 */ + if (FIELD_GET(HBG_RX_DESC_W4_IP_VERSION_B, desc->word4)) + priv->stats.rx_desc_ipv6_pkt_cnt++; + else + priv->stats.rx_desc_ipv4_pkt_cnt++; + + switch (FIELD_GET(HBG_RX_DESC_W4_IP_TCP_UDP_M, desc->word4)) { + case HBG_IP_PKT: + priv->stats.rx_desc_ip_pkt_cnt++; + if (FIELD_GET(HBG_RX_DESC_W4_OPT_B, desc->word4)) + priv->stats.rx_desc_ip_opt_pkt_cnt++; + if (FIELD_GET(HBG_RX_DESC_W4_FRAG_B, desc->word4)) + priv->stats.rx_desc_frag_cnt++; + + if (FIELD_GET(HBG_RX_DESC_W4_ICMP_B, desc->word4)) + priv->stats.rx_desc_icmp_pkt_cnt++; + else if (FIELD_GET(HBG_RX_DESC_W4_IPSEC_B, desc->word4)) + priv->stats.rx_desc_ipsec_pkt_cnt++; + break; + case HBG_TCP_PKT: + priv->stats.rx_desc_tcp_pkt_cnt++; + break; + case HBG_UDP_PKT: + priv->stats.rx_desc_udp_pkt_cnt++; + break; + default: + priv->stats.rx_desc_no_ip_pkt_cnt++; + break; + } +} + +static void hbg_update_rx_protocol_stats(struct hbg_priv *priv, + struct hbg_rx_desc *desc) +{ + if (unlikely(!FIELD_GET(HBG_RX_DESC_W4_IDX_MATCH_B, desc->word4))) { + priv->stats.rx_desc_key_not_match_cnt++; + return; + } + + if (FIELD_GET(HBG_RX_DESC_W4_BRD_CST_B, desc->word4)) + priv->stats.rx_desc_broadcast_pkt_cnt++; + else if (FIELD_GET(HBG_RX_DESC_W4_MUL_CST_B, desc->word4)) + priv->stats.rx_desc_multicast_pkt_cnt++; + + if (FIELD_GET(HBG_RX_DESC_W4_VLAN_FLAG_B, desc->word4)) + priv->stats.rx_desc_vlan_pkt_cnt++; + + if (FIELD_GET(HBG_RX_DESC_W4_ARP_B, desc->word4)) { + priv->stats.rx_desc_arp_pkt_cnt++; + return; + } else if (FIELD_GET(HBG_RX_DESC_W4_RARP_B, desc->word4)) { + priv->stats.rx_desc_rarp_pkt_cnt++; + return; + } + + hbg_update_rx_ip_protocol_stats(priv, desc); +} + +static bool hbg_rx_pkt_check(struct hbg_priv *priv, struct hbg_rx_desc *desc) +{ + if (unlikely(FIELD_GET(HBG_RX_DESC_W2_PKT_LEN_M, desc->word2) > + priv->dev_specs.max_frame_len)) { + priv->stats.rx_desc_pkt_len_err_cnt++; + return false; + } + + if (unlikely(FIELD_GET(HBG_RX_DESC_W2_PORT_NUM_M, desc->word2) != + priv->dev_specs.mac_id || + FIELD_GET(HBG_RX_DESC_W4_DROP_B, desc->word4))) { + priv->stats.rx_desc_drop++; + return false; + } + + if (unlikely(FIELD_GET(HBG_RX_DESC_W4_L2_ERR_B, desc->word4))) { + priv->stats.rx_desc_l2_err_cnt++; + return false; + } + + if (unlikely(!hbg_rx_check_l3l4_error(priv, desc))) { + priv->stats.rx_desc_l3l4_err_cnt++; + return false; + } + + hbg_update_rx_protocol_stats(priv, desc); + return true; +} + static int hbg_rx_fill_one_buffer(struct hbg_priv *priv) { struct hbg_ring *ring = &priv->rx_ring; @@ -257,8 +413,12 @@ static int hbg_napi_rx_poll(struct napi_struct *napi, int budget) rx_desc = (struct hbg_rx_desc *)buffer->skb->data; pkt_len = FIELD_GET(HBG_RX_DESC_W2_PKT_LEN_M, rx_desc->word2); - hbg_dma_unmap(buffer); + if (unlikely(!hbg_rx_pkt_check(priv, rx_desc))) { + hbg_buffer_free(buffer); + goto next_buffer; + } + hbg_dma_unmap(buffer); skb_reserve(buffer->skb, HBG_PACKET_HEAD_SIZE + NET_IP_ALIGN); skb_put(buffer->skb, pkt_len); buffer->skb->protocol = eth_type_trans(buffer->skb,