From patchwork Thu Feb 3 17:31:23 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: 12734455 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 C3CC0C433EF for ; Thu, 3 Feb 2022 17:34:25 +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=m9Zq3/sSudJBwdT2j3Qe0C4KPTgs+2qgqkhpJ/ULcts=; b=vgyLDbz/Y+ZxTP 0qupqzzPfNF9KNTIv80zzF7+zvSTE5JaD5IWk6APP50EirxK8d4b567rV3fOFQK+quYRbJWLpmy/R +VHajBdPzLb+R/W+eWJ6J/67SPVS739KNyCibrR9YL9nAPhvWYipkSYiZGQ8HQtSEKk78EpUYINEZ BSDFF2EHklA5e1H56cnoa5oflSDEl7geSjnn4Xs+MuGVj9vMFYOQ7NwTASNI0kKakicyeLKH1K4ag 5WGk4qfZpmQoApWSYjeZ9umy8wQIWoq0qCA7KEt6cKFNjt1ubhgdZH2HlXZGW3PAtQqTRbR3kepCi Okvz/y++eXXv7NBl+BCg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nFfzs-002F64-GB; Thu, 03 Feb 2022 17:34:16 +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 1nFfxA-002Dv3-2Y; Thu, 03 Feb 2022 17:31:30 +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=C+8A6ZpJPI8MbtjHDSCKNKBSDC6C5XIriSAssOx9qfg=; b=Ix+vQdA5G7/5V/PQlNw1uK87+6 REGC9ihwv6p1YF4Z0pk0MJSnouC0ksLBMUG9nkf66uBGmSSPhLbwPz57o3tA68XjR8F599pb/Of6s Gnp9rfhkSED87+J4AHnhAavXQOiGvrPzXfIOdwpr+0MCUmTWAdJ6c8eexKJ3qiOeGv+xnpeSH6+q9 Kw9UBGngcyso80324h6S1COrHVVIqs1WGhZCSly5arUn5Ng6hpN3sBzTHBD0aeec/HsUSQaQ6GAso zaxr5EcOEnwl2IGjOaVijVCJpcqAfZgWbXYdb1NxK2pbg3uB+h3nYmxxlrUWKqzLlaxtNLS2+KITw hs2wwC/A==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:54880 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 1nFfx5-0002zO-NF; Thu, 03 Feb 2022 17:31:23 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1nFfx5-006X6k-3w; Thu, 03 Feb 2022 17:31:23 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: DENG Qingfang , Landen Chao , 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 2/7] net: dsa: mt7530: remove interface checks MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 03 Feb 2022 17:31:23 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220203_093128_384399_376C8E64 X-CRM114-Status: GOOD ( 12.99 ) 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 As phylink checks the interface mode against the supported_interfaces bitmap, we no longer need to validate the interface mode, nor handle PHY_INTERFACE_MODE_NA in the validation function. Remove these to simplify the implementation. Signed-off-by: Russell King (Oracle) --- drivers/net/dsa/mt7530.c | 82 ---------------------------------------- drivers/net/dsa/mt7530.h | 2 - 2 files changed, 84 deletions(-) diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 1d01738cacea..ae54c6a49676 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -2410,37 +2410,6 @@ static void mt7530_mac_port_get_caps(struct dsa_switch *ds, int port, } } -static bool -mt7530_phy_mode_supported(struct dsa_switch *ds, int port, - const struct phylink_link_state *state) -{ - struct mt7530_priv *priv = ds->priv; - - switch (port) { - case 0 ... 4: /* Internal phy */ - if (state->interface != PHY_INTERFACE_MODE_GMII) - return false; - break; - case 5: /* 2nd cpu port with phy of port 0 or 4 / external phy */ - if (!phy_interface_mode_is_rgmii(state->interface) && - state->interface != PHY_INTERFACE_MODE_MII && - state->interface != PHY_INTERFACE_MODE_GMII) - return false; - break; - case 6: /* 1st cpu port */ - if (state->interface != PHY_INTERFACE_MODE_RGMII && - state->interface != PHY_INTERFACE_MODE_TRGMII) - return false; - break; - default: - dev_err(priv->dev, "%s: unsupported port: %i\n", __func__, - port); - return false; - } - - return true; -} - static bool mt7531_is_rgmii_port(struct mt7530_priv *priv, u32 port) { return (port == 5) && (priv->p5_intf_sel != P5_INTF_SEL_GMAC5_SGMII); @@ -2475,44 +2444,6 @@ static void mt7531_mac_port_get_caps(struct dsa_switch *ds, int port, } } -static bool -mt7531_phy_mode_supported(struct dsa_switch *ds, int port, - const struct phylink_link_state *state) -{ - struct mt7530_priv *priv = ds->priv; - - switch (port) { - case 0 ... 4: /* Internal phy */ - if (state->interface != PHY_INTERFACE_MODE_GMII) - return false; - break; - case 5: /* 2nd cpu port supports either rgmii or sgmii/8023z */ - if (mt7531_is_rgmii_port(priv, port)) - return phy_interface_mode_is_rgmii(state->interface); - fallthrough; - case 6: /* 1st cpu port supports sgmii/8023z only */ - if (state->interface != PHY_INTERFACE_MODE_SGMII && - !phy_interface_mode_is_8023z(state->interface)) - return false; - break; - default: - dev_err(priv->dev, "%s: unsupported port: %i\n", __func__, - port); - return false; - } - - return true; -} - -static bool -mt753x_phy_mode_supported(struct dsa_switch *ds, int port, - const struct phylink_link_state *state) -{ - struct mt7530_priv *priv = ds->priv; - - return priv->info->phy_mode_supported(ds, port, state); -} - static int mt753x_pad_setup(struct dsa_switch *ds, const struct phylink_link_state *state) { @@ -2773,9 +2704,6 @@ mt753x_phylink_mac_config(struct dsa_switch *ds, int port, unsigned int mode, struct mt7530_priv *priv = ds->priv; u32 mcr_cur, mcr_new; - if (!mt753x_phy_mode_supported(ds, port, state)) - goto unsupported; - switch (port) { case 0 ... 4: /* Internal phy */ if (state->interface != PHY_INTERFACE_MODE_GMII) @@ -2991,12 +2919,6 @@ mt753x_phylink_validate(struct dsa_switch *ds, int port, __ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, }; struct mt7530_priv *priv = ds->priv; - if (state->interface != PHY_INTERFACE_MODE_NA && - !mt753x_phy_mode_supported(ds, port, state)) { - linkmode_zero(supported); - return; - } - phylink_set_port_modes(mask); if (state->interface != PHY_INTERFACE_MODE_TRGMII || @@ -3221,7 +3143,6 @@ static const struct mt753x_info mt753x_table[] = { .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, .mac_port_config = mt7530_mac_config, @@ -3233,7 +3154,6 @@ static const struct mt753x_info mt753x_table[] = { .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, .mac_port_config = mt7530_mac_config, @@ -3246,7 +3166,6 @@ static const struct mt753x_info mt753x_table[] = { .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, .mac_port_config = mt7531_mac_config, @@ -3309,7 +3228,6 @@ 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) return -EINVAL; diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h index e285b68ba354..cbebbcc76509 100644 --- a/drivers/net/dsa/mt7530.h +++ b/drivers/net/dsa/mt7530.h @@ -771,8 +771,6 @@ struct mt753x_info { 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, unsigned long *supported); int (*mac_port_get_state)(struct dsa_switch *ds, int port,