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d="scan'208";a="111784908" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 22 Apr 2021 02:43:41 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Thu, 22 Apr 2021 02:43:41 -0700 Received: from CHE-LT-I21427LX.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2176.2 via Frontend Transport; Thu, 22 Apr 2021 02:43:34 -0700 From: Prasanna Vengateshan To: , , , CC: , , , , , , , , Subject: [PATCH v2 net-next 5/9] net: dsa: microchip: add support for phylink management Date: Thu, 22 Apr 2021 15:12:53 +0530 Message-ID: <20210422094257.1641396-6-prasanna.vengateshan@microchip.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210422094257.1641396-1-prasanna.vengateshan@microchip.com> References: <20210422094257.1641396-1-prasanna.vengateshan@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Support for phylink_validate() and reused KSZ commmon API for phylink_mac_link_down() operation Signed-off-by: Prasanna Vengateshan --- drivers/net/dsa/microchip/lan937x_main.c | 42 ++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c index 944c6f4d6d60..93c392081423 100644 --- a/drivers/net/dsa/microchip/lan937x_main.c +++ b/drivers/net/dsa/microchip/lan937x_main.c @@ -312,6 +312,46 @@ static int lan937x_get_max_mtu(struct dsa_switch *ds, int port) return FR_MAX_SIZE; } +static void lan937x_phylink_validate(struct dsa_switch *ds, int port, + unsigned long *supported, + struct phylink_link_state *state) +{ + struct ksz_device *dev = ds->priv; + __ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, }; + + if (phy_interface_mode_is_rgmii(state->interface) || + state->interface == PHY_INTERFACE_MODE_SGMII || + state->interface == PHY_INTERFACE_MODE_RMII || + state->interface == PHY_INTERFACE_MODE_MII || + lan937x_is_internal_100BTX_phy_port(dev, port)) { + phylink_set(mask, 10baseT_Half); + phylink_set(mask, 10baseT_Full); + phylink_set(mask, 100baseT_Half); + phylink_set(mask, 100baseT_Full); + phylink_set(mask, Autoneg); + phylink_set_port_modes(mask); + phylink_set(mask, Pause); + phylink_set(mask, Asym_Pause); + } + + /* For RGMII & SGMII interfaces */ + if (phy_interface_mode_is_rgmii(state->interface) || + state->interface == PHY_INTERFACE_MODE_SGMII) { + phylink_set(mask, 1000baseT_Full); + } + + /* For T1 PHY */ + if (lan937x_is_internal_t1_phy_port(dev, port)) { + phylink_set(mask, 100baseT1_Full); + phylink_set_port_modes(mask); + } + + bitmap_and(supported, supported, mask, + __ETHTOOL_LINK_MODE_MASK_NBITS); + bitmap_and(state->advertising, state->advertising, mask, + __ETHTOOL_LINK_MODE_MASK_NBITS); +} + static int lan937x_port_pre_bridge_flags(struct dsa_switch *ds, int port, struct switchdev_brport_flags flags, struct netlink_ext_ack *extack) @@ -340,6 +380,8 @@ const struct dsa_switch_ops lan937x_switch_ops = { .port_fast_age = ksz_port_fast_age, .port_max_mtu = lan937x_get_max_mtu, .port_change_mtu = lan937x_change_mtu, + .phylink_validate = lan937x_phylink_validate, + .phylink_mac_link_down = ksz_mac_link_down, }; int lan937x_switch_register(struct ksz_device *dev) -- 2.27.0