From patchwork Thu May 2 09:18:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Justin Lai X-Patchwork-Id: 13651492 X-Patchwork-Delegate: kuba@kernel.org Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) (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 4B377537E7; Thu, 2 May 2024 09:22:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.75.126.72 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714641779; cv=none; b=THgEBlZnJEVgT9pN4DQpCTFC01NlM2h2erxpCjQWrJFPllQ8u+DRZjuT8Oh4czuZ66RLDWNArrfIafR7XbX0K9oKCHXEktI/9TJ8UYf9/8o6VcobOXf2yn0a6muy0irmu7AaKYoZ9vOFgx8ThbkLtk3iK98WvRCSJUIfAq8mxVQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714641779; c=relaxed/simple; bh=aUgLQaWRc0Hb9ZWo3bHNyLIbfm298FX718S8wdCcY58=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=OIvW11X0N+99HuqXaddYzliThZ5/vn3faER25l3jiSK/zjZA68Y+ZH2wXJDrO/L5j46fgW/dUdR1eEqcSMJ9yKvUo0p8dpf3cH/pUjQyiKRHKoR3OZxguPj+wUXT/RQzEDbbLZk9vqdABC1ju5GOPF0fEkijx9yUMGEUUpkelhY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=realtek.com; spf=pass smtp.mailfrom=realtek.com; arc=none smtp.client-ip=211.75.126.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com X-SpamFilter-By: ArmorX SpamTrap 5.78 with qID 4429MdVZ22333463, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36506.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.95/5.92) with ESMTPS id 4429MdVZ22333463 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 2 May 2024 17:22:39 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36506.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Thu, 2 May 2024 17:22:39 +0800 Received: from RTDOMAIN (172.21.210.160) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Thu, 2 May 2024 17:22:38 +0800 From: Justin Lai To: CC: , , , , , , , , , "Justin Lai" Subject: [PATCH net-next v17 10/13] rtase: Implement ethtool function Date: Thu, 2 May 2024 17:18:44 +0800 Message-ID: <20240502091847.65181-11-justinlai0215@realtek.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240502091847.65181-1-justinlai0215@realtek.com> References: <20240502091847.65181-1-justinlai0215@realtek.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: RTEXH36505.realtek.com.tw (172.21.6.25) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-Patchwork-Delegate: kuba@kernel.org Implement the ethtool function to support users to obtain network card information, including obtaining various device settings, Report whether physical link is up, Report pause parameters, Set pause parameters, Return a set of strings that describe the requested objects, Get number of strings that @get_strings will write, Return extended statistics about the device. Signed-off-by: Justin Lai --- .../net/ethernet/realtek/rtase/rtase_main.c | 104 ++++++++++++++++++ 1 file changed, 104 insertions(+) diff --git a/drivers/net/ethernet/realtek/rtase/rtase_main.c b/drivers/net/ethernet/realtek/rtase/rtase_main.c index b8af5edc13a2..41bcf61dfd98 100644 --- a/drivers/net/ethernet/realtek/rtase/rtase_main.c +++ b/drivers/net/ethernet/realtek/rtase/rtase_main.c @@ -1738,9 +1738,113 @@ static void rtase_get_mac_address(struct net_device *dev) rtase_rar_set(tp, dev->dev_addr); } +static void rtase_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *drvinfo) +{ + const struct rtase_private *tp = netdev_priv(dev); + + strscpy(drvinfo->driver, KBUILD_MODNAME, 32); + strscpy(drvinfo->bus_info, pci_name(tp->pdev), 32); +} + +static int rtase_get_settings(struct net_device *dev, + struct ethtool_link_ksettings *cmd) +{ + u32 supported = SUPPORTED_MII | SUPPORTED_Pause | SUPPORTED_Asym_Pause; + + ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, + supported); + cmd->base.speed = SPEED_5000; + cmd->base.duplex = DUPLEX_FULL; + cmd->base.port = PORT_MII; + cmd->base.autoneg = AUTONEG_DISABLE; + + return 0; +} + +static void rtase_get_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *pause) +{ + const struct rtase_private *tp = netdev_priv(dev); + u16 value = rtase_r16(tp, RTASE_CPLUS_CMD); + + pause->autoneg = AUTONEG_DISABLE; + + if ((value & (RTASE_FORCE_TXFLOW_EN | RTASE_FORCE_RXFLOW_EN)) == + (RTASE_FORCE_TXFLOW_EN | RTASE_FORCE_RXFLOW_EN)) { + pause->rx_pause = 1; + pause->tx_pause = 1; + } else if ((value & RTASE_FORCE_TXFLOW_EN)) { + pause->tx_pause = 1; + } else if ((value & RTASE_FORCE_RXFLOW_EN)) { + pause->rx_pause = 1; + } +} + +static int rtase_set_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *pause) +{ + const struct rtase_private *tp = netdev_priv(dev); + u16 value = rtase_r16(tp, RTASE_CPLUS_CMD); + + if (pause->autoneg) + return -EOPNOTSUPP; + + value &= ~(RTASE_FORCE_TXFLOW_EN | RTASE_FORCE_RXFLOW_EN); + + if (pause->tx_pause) + value |= RTASE_FORCE_TXFLOW_EN; + + if (pause->rx_pause) + value |= RTASE_FORCE_RXFLOW_EN; + + rtase_w16(tp, RTASE_CPLUS_CMD, value); + return 0; +} + +static void rtase_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *data) +{ + struct rtase_private *tp = netdev_priv(dev); + const struct rtase_counters *counters; + + ASSERT_RTNL(); + + counters = tp->tally_vaddr; + if (!counters) + return; + + rtase_dump_tally_counter(tp); + + data[0] = le64_to_cpu(counters->tx_packets); + data[1] = le64_to_cpu(counters->rx_packets); + data[2] = le64_to_cpu(counters->tx_errors); + data[3] = le32_to_cpu(counters->rx_errors); + data[4] = le16_to_cpu(counters->rx_missed); + data[5] = le16_to_cpu(counters->align_errors); + data[6] = le32_to_cpu(counters->tx_one_collision); + data[7] = le32_to_cpu(counters->tx_multi_collision); + data[8] = le64_to_cpu(counters->rx_unicast); + data[9] = le64_to_cpu(counters->rx_broadcast); + data[10] = le32_to_cpu(counters->rx_multicast); + data[11] = le16_to_cpu(counters->tx_aborted); + data[12] = le16_to_cpu(counters->tx_underun); +} + +static const struct ethtool_ops rtase_ethtool_ops = { + .get_drvinfo = rtase_get_drvinfo, + .get_link = ethtool_op_get_link, + .get_link_ksettings = rtase_get_settings, + .get_pauseparam = rtase_get_pauseparam, + .set_pauseparam = rtase_set_pauseparam, + .get_ethtool_stats = rtase_get_ethtool_stats, + .get_ts_info = ethtool_op_get_ts_info, +}; + static void rtase_init_netdev_ops(struct net_device *dev) { dev->netdev_ops = &rtase_netdev_ops; + dev->ethtool_ops = &rtase_ethtool_ops; } static void rtase_reset_interrupt(struct pci_dev *pdev,