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[144.49.247.117]) by smtp-relay.gmail.com with ESMTPS id 00721157ae682-79a1fb76751sm6306857b3.10.2026.03.15.07.18.17 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 15 Mar 2026 07:18:17 -0700 (PDT) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-pl1-f199.google.com with SMTP id d9443c01a7336-2ae59e057f1so50141855ad.1 for ; Sun, 15 Mar 2026 07:18:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1773584296; x=1774189096; 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=YukD/wfOw4wBlhcWAyKkIclpahQPZ0vKuDZcesShZlQK3AsQNEbw7XhldNfeFlY7f7 A6ulGZmNgRVSkMRjgjc4zoJEHFsWm8LLKUvdml6X8aLEKZXRPGEcFZ41dQygt3hzAybn AvUOoTExjlRVn8ObTJGUOjM/OVshl70Qyi1lA= X-Forwarded-Encrypted: i=1; AJvYcCVrrjcYc9TUBByz9rK3pRGytAwLlHYbswxa7v8Pz/mWCnHdCUCPXMtxJuW5nb37auSKPlgt5o4PqZqHoKE=@vger.kernel.org X-Received: by 2002:a17:903:1ae7:b0:2ae:b991:a46f with SMTP id d9443c01a7336-2aecac7ed8cmr103694455ad.42.1773584296147; Sun, 15 Mar 2026 07:18:16 -0700 (PDT) X-Received: by 2002:a17:903:1ae7:b0:2ae:b991:a46f with SMTP id d9443c01a7336-2aecac7ed8cmr103694185ad.42.1773584295707; Sun, 15 Mar 2026 07:18:15 -0700 (PDT) Received: from localhost.localdomain ([192.19.203.250]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2aece56c393sm76185395ad.17.2026.03.15.07.18.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Mar 2026 07:18:15 -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 v7 04/10] bng_en: implement ethtool pauseparam operations Date: Sun, 15 Mar 2026 19:45:59 +0530 Message-ID: <20260315141605.410878-5-vikas.gupta@broadcom.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20260315141605.410878-1-vikas.gupta@broadcom.com> References: <20260315141605.410878-1-vikas.gupta@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" 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/ne= t/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)); } =20 +static void bnge_get_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *epause) +{ + struct bnge_net *bn =3D netdev_priv(dev); + struct bnge_dev *bd =3D bn->bd; + + if (bd->phy_flags & BNGE_PHY_FL_NO_PAUSE) { + epause->autoneg =3D 0; + epause->rx_pause =3D 0; + epause->tx_pause =3D 0; + return; + } + + epause->autoneg =3D !!(bn->eth_link_info.autoneg & + BNGE_AUTONEG_FLOW_CTRL); + epause->rx_pause =3D !!(bn->eth_link_info.req_flow_ctrl & + BNGE_LINK_PAUSE_RX); + epause->tx_pause =3D !!(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 =3D netdev_priv(dev); + struct bnge_dev *bd =3D bn->bd; + + if (!BNGE_PHY_CFG_ABLE(bd) || (bd->phy_flags & BNGE_PHY_FL_NO_PAUSE)) + return -EOPNOTSUPP; + + elink_info =3D &bn->eth_link_info; + + if (epause->autoneg) { + if (!(elink_info->autoneg & BNGE_AUTONEG_SPEED)) + return -EINVAL; + + elink_info->autoneg |=3D BNGE_AUTONEG_FLOW_CTRL; + } else { + if (elink_info->autoneg & BNGE_AUTONEG_FLOW_CTRL) + elink_info->force_link_chng =3D true; + elink_info->autoneg &=3D ~BNGE_AUTONEG_FLOW_CTRL; + } + + elink_info->req_flow_ctrl =3D 0; + if (epause->rx_pause) + elink_info->req_flow_ctrl |=3D BNGE_LINK_PAUSE_RX; + if (epause->tx_pause) + elink_info->req_flow_ctrl |=3D BNGE_LINK_PAUSE_TX; + + if (netif_running(dev)) + return bnge_hwrm_set_pause(bn); + + return 0; +} + static const struct ethtool_ops bnge_ethtool_ops =3D { .cap_link_lanes_supported =3D 1, .get_link_ksettings =3D bnge_get_link_ksettings, @@ -49,6 +105,8 @@ static const struct ethtool_ops bnge_ethtool_ops =3D { .get_drvinfo =3D bnge_get_drvinfo, .get_link =3D bnge_get_link, .nway_reset =3D bnge_nway_reset, + .get_pauseparam =3D bnge_get_pauseparam, + .set_pauseparam =3D bnge_set_pauseparam, }; =20 void bnge_set_ethtool_ops(struct net_device *dev) --=20 2.47.1