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(p200300ea8f384600c95ac5e72490ebe3.dip0.t-ipconnect.de. [2003:ea:8f38:4600:c95a:c5e7:2490:ebe3]) by smtp.googlemail.com with ESMTPSA id e33sm4061003wmp.43.2021.04.13.23.23.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 13 Apr 2021 23:23:30 -0700 (PDT) From: Heiner Kallweit To: Jakub Kicinski , David Miller , Realtek linux nic maintainers Cc: "netdev@vger.kernel.org" Subject: [PATCH net-next] r8169: add support for pause ethtool ops Message-ID: <0e0f42d5-d67e-52bb-20d2-d35c0866338a@gmail.com> Date: Wed, 14 Apr 2021 08:23:15 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This adds support for the [g|s]et_pauseparam ethtool ops. It considers that the chip doesn't support pause frame use in jumbo mode. Signed-off-by: Heiner Kallweit --- drivers/net/ethernet/realtek/r8169_main.c | 28 +++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index eb6da93ac..1b48084f2 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -1910,6 +1910,32 @@ static void rtl8169_get_ringparam(struct net_device *dev, data->tx_pending = NUM_TX_DESC; } +static void rtl8169_get_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *data) +{ + struct rtl8169_private *tp = netdev_priv(dev); + bool tx_pause, rx_pause; + + phy_get_pause(tp->phydev, &tx_pause, &rx_pause); + + data->autoneg = tp->phydev->autoneg; + data->tx_pause = tx_pause ? 1 : 0; + data->rx_pause = rx_pause ? 1 : 0; +} + +static int rtl8169_set_pauseparam(struct net_device *dev, + struct ethtool_pauseparam *data) +{ + struct rtl8169_private *tp = netdev_priv(dev); + + if (dev->mtu > ETH_DATA_LEN) + return -EOPNOTSUPP; + + phy_set_asym_pause(tp->phydev, data->rx_pause, data->tx_pause); + + return 0; +} + static const struct ethtool_ops rtl8169_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS | ETHTOOL_COALESCE_MAX_FRAMES, @@ -1931,6 +1957,8 @@ static const struct ethtool_ops rtl8169_ethtool_ops = { .get_link_ksettings = phy_ethtool_get_link_ksettings, .set_link_ksettings = phy_ethtool_set_link_ksettings, .get_ringparam = rtl8169_get_ringparam, + .get_pauseparam = rtl8169_get_pauseparam, + .set_pauseparam = rtl8169_set_pauseparam, }; static void rtl_enable_eee(struct rtl8169_private *tp) -- 2.31.1