netdev - [PATCH net-next 11/11] net: hns3: Refine hns3_get_link

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20180903102156.18676-12-salil.mehta@huawei.com>
Date:   Mon, 3 Sep 2018 11:21:56 +0100
From:   Salil Mehta <salil.mehta@...wei.com>
To:     <davem@...emloft.net>
CC:     <salil.mehta@...wei.com>, <yisen.zhuang@...wei.com>,
        <lipeng321@...wei.com>, <mehta.salil@...src.net>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linuxarm@...wei.com>, Jian Shen <shenjian15@...wei.com>
Subject: [PATCH net-next 11/11] net: hns3: Refine hns3_get_link_ksettings()

From: Jian Shen <shenjian15@...wei.com>

In the previous implement, the query operation for fibre port and copper
port are mixed. This patch refines it by seperating them based on the port
type.

Signed-off-by: Jian Shen <shenjian15@...wei.com>
Signed-off-by: Peng Li <lipeng321@...wei.com>
Signed-off-by: Salil Mehta <salil.mehta@...wei.com>
---
 drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 68 +++++++++++++---------
 1 file changed, 40 insertions(+), 28 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
index 41d817d..3019007 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
@@ -546,26 +546,56 @@ static int hns3_get_link_ksettings(struct net_device *netdev,
 				   struct ethtool_link_ksettings *cmd)
 {
 	struct hnae3_handle *h = hns3_get_handle(netdev);
-	u32 flowctrl_adv = 0;
+	const struct hnae3_ae_ops *ops;
 	u8 link_stat;
 
 	if (!h->ae_algo || !h->ae_algo->ops)
 		return -EOPNOTSUPP;
 
-	/* 1.auto_neg & speed & duplex from cmd */
-	if (netdev->phydev) {
+	ops = h->ae_algo->ops;
+	if (ops->get_port_type)
+		ops->get_port_type(h, &cmd->base.port);
+	else
+		return -EOPNOTSUPP;
+
+	switch (cmd->base.port) {
+	case PORT_FIBRE:
+		/* 1.auto_neg & speed & duplex from cmd */
+		if (ops->get_ksettings_an_result)
+			ops->get_ksettings_an_result(h,
+						     &cmd->base.autoneg,
+						     &cmd->base.speed,
+						     &cmd->base.duplex);
+		else
+			return -EOPNOTSUPP;
+
+		/* 2.get link mode*/
+		if (ops->get_link_mode)
+			ops->get_link_mode(h,
+					   cmd->link_modes.supported,
+					   cmd->link_modes.advertising);
+
+		/* 3.mdix_ctrl&mdix get from phy reg */
+		if (ops->get_mdix_mode)
+			ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
+					   &cmd->base.eth_tp_mdix);
+
+		break;
+	case PORT_TP:
+		if (!netdev->phydev)
+			return -EOPNOTSUPP;
+
 		phy_ethtool_ksettings_get(netdev->phydev, cmd);
 
+		break;
+	default:
+		netdev_warn(netdev,
+			    "Unknown port type, neither Fibre/Copper detected");
 		return 0;
 	}
 
-	if (h->ae_algo->ops->get_ksettings_an_result)
-		h->ae_algo->ops->get_ksettings_an_result(h,
-							 &cmd->base.autoneg,
-							 &cmd->base.speed,
-							 &cmd->base.duplex);
-	else
-		return -EOPNOTSUPP;
+	/* mdio_support */
+	cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;
 
 	link_stat = hns3_get_link(netdev);
 	if (!link_stat) {
@@ -573,24 +603,6 @@ static int hns3_get_link_ksettings(struct net_device *netdev,
 		cmd->base.duplex = DUPLEX_UNKNOWN;
 	}
 
-	/* 2.get link mode and port type*/
-	if (h->ae_algo->ops->get_link_mode)
-		h->ae_algo->ops->get_link_mode(h,
-					       cmd->link_modes.supported,
-					       cmd->link_modes.advertising);
-
-	cmd->base.port = PORT_NONE;
-	if (h->ae_algo->ops->get_port_type)
-		h->ae_algo->ops->get_port_type(h,
-					       &cmd->base.port);
-
-	/* 3.mdix_ctrl&mdix get from phy reg */
-	if (h->ae_algo->ops->get_mdix_mode)
-		h->ae_algo->ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
-					       &cmd->base.eth_tp_mdix);
-	/* 4.mdio_support */
-	cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;
-
 	return 0;
 }
 
-- 
2.7.4