From patchwork Wed Feb 23 11:34:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 12756786 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E36C3C433FE for ; Wed, 23 Feb 2022 11:37:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Date:Message-Id:MIME-Version:Subject:Cc :To:From:References:In-Reply-To:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=591EIcRmxgolsoeV/pwLSE4Nb4n+7Q+Eh066FNQ6M3U=; b=BiHwHCyAwzsrUk lxkp300cizg4cBdh8EJ+v5TGhLINapBXPUdohJXWI9EiR1piLKv/f+HzGmfcTWvgGGDN4VB6Ov42O SZ3z+m9fSfwpL9oY0jbsr8V+xOnaDB5MoNA9ckp+Nn+cVh4nB0OjgwjwGS4uhby3AuHcqqetXXgDc +NIjy94r4hOOqFnJ2HsGyh/n20YbrntIe8b452+IVGMbsH6HSnu26UzSe9wg+iegw5mG0W5JfVXTE KeXy47GoyzyLCLdFX5eARWqVU2F3hquPpKvnllUqipTQSpPn6jyrudLCRqJcPnXd9Mb2MfOOq+65c IMyZgqFehjs3K34zOycg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nMpxh-00Dum2-IC; Wed, 23 Feb 2022 11:37:37 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nMpui-00DtbL-CJ; Wed, 23 Feb 2022 11:34:34 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=Puz/IyorYUj+Up5WRnmdev1B9wl9m70thAShf1Z+xZA=; b=Hhegpnm+4dgN+aYy77h2SK6w+h 1Gg8JCTH8tV8AcYB+4389noRU9YogTaSC1eL7R65jhiBmKAJSMSqKmBt+v7UrWM7may3aOfq2pX7K QIkDDxVLXRvmttnU1JJ/Pg0barpWK80f2kLfidF+aKRt4juR7Ll+jAhObUSYwGXT3JcxvdeVk98wM 6hxyl51PbCCsFaMybdTR63o7fJv8Cv3rpQqlC8ITg6NCNNItCZAzaOzKNH+lrmQdxpUtxn5Xk1Bd0 ow0vG1zcgo6yc0XHuYsRFRgDgWNamfbM9lPYozyUzPi7OalkD04Oi4atGHpgmVhUvgEP8kZjVDrNs wvZfKL9g==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:57378 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nMpue-0002jM-8u; Wed, 23 Feb 2022 11:34:28 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1nMpud-00AJoi-LR; Wed, 23 Feb 2022 11:34:27 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Landen Chao , DENG Qingfang , Sean Wang Cc: Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Jakub Kicinski , Matthias Brugger , netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH RFC net-next v2 03/10] net: dsa: mt7530: populate supported_interfaces and mac_capabilities MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Wed, 23 Feb 2022 11:34:27 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220223_033432_633639_37878402 X-CRM114-Status: GOOD ( 14.01 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Populate the supported interfaces and MAC capabilities for mt7530, mt7531 and mt7621 DSA switches. Filling this in will enable phylink to pre-check the PHY interface mode against the the supported interfaces bitmap prior to calling the validate function, and will eventually allow us to convert to using the generic validation. Signed-off-by: Russell King (Oracle) --- drivers/net/dsa/mt7530.c | 74 ++++++++++++++++++++++++++++++++++++++++ drivers/net/dsa/mt7530.h | 2 ++ 2 files changed, 76 insertions(+) diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index e978a8a37bf5..b07fc7f4c723 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -2384,6 +2384,32 @@ mt7531_setup(struct dsa_switch *ds) return 0; } +static void mt7530_mac_port_get_caps(struct dsa_switch *ds, int port, + struct phylink_config *config) +{ + switch (port) { + case 0 ... 4: /* Internal phy */ + __set_bit(PHY_INTERFACE_MODE_GMII, + config->supported_interfaces); + break; + + case 5: /* 2nd cpu port with phy of port 0 or 4 / external phy */ + phy_interface_set_rgmii(config->supported_interfaces); + __set_bit(PHY_INTERFACE_MODE_MII, + config->supported_interfaces); + __set_bit(PHY_INTERFACE_MODE_GMII, + config->supported_interfaces); + break; + + case 6: /* 1st cpu port */ + __set_bit(PHY_INTERFACE_MODE_RGMII, + config->supported_interfaces); + __set_bit(PHY_INTERFACE_MODE_TRGMII, + config->supported_interfaces); + break; + } +} + static bool mt7530_phy_mode_supported(struct dsa_switch *ds, int port, const struct phylink_link_state *state) @@ -2420,6 +2446,37 @@ static bool mt7531_is_rgmii_port(struct mt7530_priv *priv, u32 port) return (port == 5) && (priv->p5_intf_sel != P5_INTF_SEL_GMAC5_SGMII); } +static void mt7531_mac_port_get_caps(struct dsa_switch *ds, int port, + struct phylink_config *config) +{ + struct mt7530_priv *priv = ds->priv; + + switch (port) { + case 0 ... 4: /* Internal phy */ + __set_bit(PHY_INTERFACE_MODE_GMII, + config->supported_interfaces); + break; + + case 5: /* 2nd cpu port supports either rgmii or sgmii/8023z */ + if (mt7531_is_rgmii_port(priv, port)) { + phy_interface_set_rgmii(config->supported_interfaces); + break; + } + fallthrough; + + case 6: /* 1st cpu port supports sgmii/8023z only */ + __set_bit(PHY_INTERFACE_MODE_SGMII, + config->supported_interfaces); + __set_bit(PHY_INTERFACE_MODE_1000BASEX, + config->supported_interfaces); + __set_bit(PHY_INTERFACE_MODE_2500BASEX, + config->supported_interfaces); + + config->mac_capabilities |= MAC_2500FD; + break; + } +} + static bool mt7531_phy_mode_supported(struct dsa_switch *ds, int port, const struct phylink_link_state *state) @@ -2899,6 +2956,18 @@ mt7531_cpu_port_config(struct dsa_switch *ds, int port) return 0; } +static void mt753x_phylink_get_caps(struct dsa_switch *ds, int port, + struct phylink_config *config) +{ + struct mt7530_priv *priv = ds->priv; + + /* This switch only supports full-duplex at 1Gbps */ + config->mac_capabilities = MAC_ASYM_PAUSE | MAC_SYM_PAUSE | + MAC_10 | MAC_100 | MAC_1000FD; + + priv->info->mac_port_get_caps(ds, port, config); +} + static void mt7530_mac_port_validate(struct dsa_switch *ds, int port, unsigned long *supported) @@ -3134,6 +3203,7 @@ static const struct dsa_switch_ops mt7530_switch_ops = { .port_vlan_del = mt7530_port_vlan_del, .port_mirror_add = mt753x_port_mirror_add, .port_mirror_del = mt753x_port_mirror_del, + .phylink_get_caps = mt753x_phylink_get_caps, .phylink_validate = mt753x_phylink_validate, .phylink_mac_link_state = mt753x_phylink_mac_link_state, .phylink_mac_config = mt753x_phylink_mac_config, @@ -3151,6 +3221,7 @@ static const struct mt753x_info mt753x_table[] = { .phy_read = mt7530_phy_read, .phy_write = mt7530_phy_write, .pad_setup = mt7530_pad_clk_setup, + .mac_port_get_caps = mt7530_mac_port_get_caps, .phy_mode_supported = mt7530_phy_mode_supported, .mac_port_validate = mt7530_mac_port_validate, .mac_port_get_state = mt7530_phylink_mac_link_state, @@ -3162,6 +3233,7 @@ static const struct mt753x_info mt753x_table[] = { .phy_read = mt7530_phy_read, .phy_write = mt7530_phy_write, .pad_setup = mt7530_pad_clk_setup, + .mac_port_get_caps = mt7530_mac_port_get_caps, .phy_mode_supported = mt7530_phy_mode_supported, .mac_port_validate = mt7530_mac_port_validate, .mac_port_get_state = mt7530_phylink_mac_link_state, @@ -3174,6 +3246,7 @@ static const struct mt753x_info mt753x_table[] = { .phy_write = mt7531_ind_phy_write, .pad_setup = mt7531_pad_setup, .cpu_port_config = mt7531_cpu_port_config, + .mac_port_get_caps = mt7531_mac_port_get_caps, .phy_mode_supported = mt7531_phy_mode_supported, .mac_port_validate = mt7531_mac_port_validate, .mac_port_get_state = mt7531_phylink_mac_link_state, @@ -3236,6 +3309,7 @@ mt7530_probe(struct mdio_device *mdiodev) */ if (!priv->info->sw_setup || !priv->info->pad_setup || !priv->info->phy_read || !priv->info->phy_write || + !priv->info->mac_port_get_caps || !priv->info->phy_mode_supported || !priv->info->mac_port_validate || !priv->info->mac_port_get_state || !priv->info->mac_port_config) diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h index 91508e2feef9..e285b68ba354 100644 --- a/drivers/net/dsa/mt7530.h +++ b/drivers/net/dsa/mt7530.h @@ -769,6 +769,8 @@ struct mt753x_info { int (*phy_write)(struct mt7530_priv *priv, int port, int regnum, u16 val); int (*pad_setup)(struct dsa_switch *ds, phy_interface_t interface); int (*cpu_port_config)(struct dsa_switch *ds, int port); + void (*mac_port_get_caps)(struct dsa_switch *ds, int port, + struct phylink_config *config); bool (*phy_mode_supported)(struct dsa_switch *ds, int port, const struct phylink_link_state *state); void (*mac_port_validate)(struct dsa_switch *ds, int port,