From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oa1-f100.google.com (mail-oa1-f100.google.com [209.85.160.100]) (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 395EF2BE7AB for ; Thu, 19 Mar 2026 05:52:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.100 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773899564; cv=none; b=YYgI0YCPDCtA9VxVpeCsHwAp2iMFkD3e6mAp6cD3IvyMWfSY1d/aDk7EejCJHiDy6DtxJsuv9WOu00zqQU8GKirfUvG6+DSc3ZohvdoIegGGqsra4SQSg1EMGdrUnv7n6sjy4qvEYNumFQAvXnoLpc8agvrWGduocOkgQo2FCrA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773899564; c=relaxed/simple; bh=cwbyj1ooo9Qz7huYKrO/pQhap2OaZVcpI54mpWxp6Qk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ADPkFEN+zRq6LyUS3/qQs37Aad1We+EpipyauCZwuOJx0VnpIj6VWCQo0N4g52JxTb4Muk0pd1r+ktI8HRQ2eevCtx5yLWH84tbpUhUDVN7JvMn7ugmQJzEU2ovPOXM8IbT1RStnDpDmqy3rMAsc3uQR0eglLQ6uOrRWnNjU4MQ= 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=D5jl+Hpn; arc=none smtp.client-ip=209.85.160.100 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="D5jl+Hpn" Received: by mail-oa1-f100.google.com with SMTP id 586e51a60fabf-40974bf7781so1173912fac.0 for ; Wed, 18 Mar 2026 22:52:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1773899561; x=1774504361; 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=aN4rJh4Zci2AFuVsQwX5cXgl6r8zy06083cabZMtsqc=; b=bHd5zaYsjD/bgD8DVuUGetNcxXuI7mWN+ZOwTA9iK8fwdY3e5/fLrkvNnP2EQzZxCp GbSk/+iDSH6VO8boE9geo3SDZm3/p4zDnYoL7a9M5linfb2K7GSm1fJW6KJWRiDES1Ov fC0zRqpSsq6xQEJvdL15DXdEkzvQb0pNwzg0CvtJlsC0IVysBsFaPIQpjtrt4trOhXWs b0WL1DbZ0fTuZQR8065SAGukpQ0TcvF4s+T4NBw/YmLuMzKFjmE3tV3szdGAqPfT4c9G /JeIBPadnIrtoM4a5qwXr3957mbXrmJ89nzQcIyVbAhbfSQxbEfMJ1tfOKV1zXlTgz3D D1Ow== X-Gm-Message-State: AOJu0YzIzyJu54r3ke/IvU3S5KT1I29hPRV8AdHSodasBdX3u+UAIhrR MFHKaSlF9oajyO+ZkE22nnfFtW8SiZhrax3wqo/oCnsuxV37/eoMrwGxjgClmvZ7oBsBft/8Cwz h2AcJljsAK+zB52AFrsDf2w1CGL1ASw+ogHWKwfePseB8tu9UJ6ngu4bnyg0QrI/FTB2+U0hWRC J12Ri0BiMLotXV6DEALWId9NglPYE6bZrKOfkR8ovuEHrdi29hXZjTRoMKGE40AMMqkFbPKn9hw sIxrtgeZA== X-Gm-Gg: ATEYQzxtG+V69tgh51bShWt1dqzr8w7UqUS12oxfN1fdZjNxPWB9K9hRyxckkoHjFya lAmqKoitn8ZaWeRnLxqTdrIj4MonPkyQNgfN6SOD76NFiJm3Czk67La5ZYxS90Cs6ao4fZ/1dnh WYgyeOBlc+lzxKX/VCozpY6WlQ5gDVUwaiDXKAjISke/OzsoeBc9qEWrfS942LN58Xks0RWqME1 U9e4+ganJjEC3/yb190wZHsfBWQZ2YOFXyHJHwOCzuUmcAEY3tQpII66bk1VsWOgtlEzU7kmu/5 4cb19CGRqGelacKLOiRQUpCOifWubW/CIwaU95Zq3SEa72xDDLwYmBCJO+ndVIf+4D+S1EuxuRG m12rGWiZPvEw9L3AEpjAbTOY//kit1KVokvYW3oonaxqOtCO9gKI6joqXiQKNdMwgo3zz80IFSU H+uZ+eq0+5XzrwLV3tZ3f63EXtsrcF9NQlt8j40VXVX1MvoeJaZbb7uasBBQ== X-Received: by 2002:a05:6871:338c:b0:417:b858:3c11 with SMTP id 586e51a60fabf-41befc56fe9mr1620695fac.5.1773899560911; Wed, 18 Mar 2026 22:52:40 -0700 (PDT) Received: from smtp-us-east1-p01-i01-si01.dlp.protect.broadcom.com (address-144-49-247-117.dlp.protect.broadcom.com. [144.49.247.117]) by smtp-relay.gmail.com with ESMTPS id 586e51a60fabf-41bd28b977dsm669267fac.4.2026.03.18.22.52.40 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Mar 2026 22:52:40 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-yx1-f71.google.com with SMTP id 956f58d0204a3-64ca2fce827so2404253d50.0 for ; Wed, 18 Mar 2026 22:52:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1773899560; x=1774504360; 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=aN4rJh4Zci2AFuVsQwX5cXgl6r8zy06083cabZMtsqc=; b=D5jl+HpnHW83Dk4G4xK/uuosGVPRlzgLsWlyonsE9Z9sAqJHWNscmdrjiHm7AljF0k 58rKI5u0aMPS6qcrDSjTvfOwoEj8OXV0QtOvPuVAtpYPy4xNeQquC7ChU1szAKS5XW1P 76XrJlcgfLDkt/Htz0rGhJ6UEps+UIBARewxw= X-Received: by 2002:a53:d8ce:0:b0:64c:9a6c:8326 with SMTP id 956f58d0204a3-64e9cce665emr1660346d50.19.1773899559932; Wed, 18 Mar 2026 22:52:39 -0700 (PDT) X-Received: by 2002:a53:d8ce:0:b0:64c:9a6c:8326 with SMTP id 956f58d0204a3-64e9cce665emr1660336d50.19.1773899559487; Wed, 18 Mar 2026 22:52:39 -0700 (PDT) Received: from localhost.localdomain ([192.19.203.250]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-64e91a1cd32sm2918980d50.2.2026.03.18.22.52.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Mar 2026 22:52:39 -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 04/10] bng_en: implement ethtool pauseparam operations Date: Thu, 19 Mar 2026 11:21:18 +0530 Message-ID: <20260319055124.1350670-5-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 .get_pauseparam and .set_pauseparam to support flow control configuration. This allows reporting and setting of autoneg, RX pause, and TX pause states. Signed-off-by: Bhargava Marreddy Reviewed-by: Vikas Gupta --- .../net/ethernet/broadcom/bnge/bnge_ethtool.c | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c b/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c index e4d3041db0af..01382ad784e3 100644 --- a/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnge/bnge_ethtool.c @@ -42,6 +42,62 @@ static void bnge_get_drvinfo(struct net_device *dev, strscpy(info->bus_info, pci_name(bd->pdev), sizeof(info->bus_info)); } +static void bnge_get_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *epause) +{ + struct bnge_net *bn = netdev_priv(dev); + struct bnge_dev *bd = bn->bd; + + if (bd->phy_flags & BNGE_PHY_FL_NO_PAUSE) { + epause->autoneg = 0; + epause->rx_pause = 0; + epause->tx_pause = 0; + return; + } + + epause->autoneg = !!(bn->eth_link_info.autoneg & + BNGE_AUTONEG_FLOW_CTRL); + epause->rx_pause = !!(bn->eth_link_info.req_flow_ctrl & + BNGE_LINK_PAUSE_RX); + epause->tx_pause = !!(bn->eth_link_info.req_flow_ctrl & + BNGE_LINK_PAUSE_TX); +} + +static int bnge_set_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *epause) +{ + struct bnge_ethtool_link_info *elink_info; + struct bnge_net *bn = netdev_priv(dev); + struct bnge_dev *bd = bn->bd; + + if (!BNGE_PHY_CFG_ABLE(bd) || (bd->phy_flags & BNGE_PHY_FL_NO_PAUSE)) + return -EOPNOTSUPP; + + elink_info = &bn->eth_link_info; + + if (epause->autoneg) { + if (!(elink_info->autoneg & BNGE_AUTONEG_SPEED)) + return -EINVAL; + + elink_info->autoneg |= BNGE_AUTONEG_FLOW_CTRL; + } else { + if (elink_info->autoneg & BNGE_AUTONEG_FLOW_CTRL) + elink_info->force_link_chng = true; + elink_info->autoneg &= ~BNGE_AUTONEG_FLOW_CTRL; + } + + elink_info->req_flow_ctrl = 0; + if (epause->rx_pause) + elink_info->req_flow_ctrl |= BNGE_LINK_PAUSE_RX; + if (epause->tx_pause) + elink_info->req_flow_ctrl |= BNGE_LINK_PAUSE_TX; + + if (netif_running(dev)) + return bnge_hwrm_set_pause(bn); + + return 0; +} + static const struct ethtool_ops bnge_ethtool_ops = { .cap_link_lanes_supported = 1, .get_link_ksettings = bnge_get_link_ksettings, @@ -49,6 +105,8 @@ static const struct ethtool_ops bnge_ethtool_ops = { .get_drvinfo = bnge_get_drvinfo, .get_link = bnge_get_link, .nway_reset = bnge_nway_reset, + .get_pauseparam = bnge_get_pauseparam, + .set_pauseparam = bnge_set_pauseparam, }; void bnge_set_ethtool_ops(struct net_device *dev) -- 2.47.1