From patchwork Tue Feb 25 09:39:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 11403103 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8FB25930 for ; Tue, 25 Feb 2020 09:42:46 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 6CF2D20656 for ; Tue, 25 Feb 2020 09:42:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="txeNGglO"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="bxSu7RGm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6CF2D20656 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Date:Message-Id:MIME-Version:Subject: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=NltA7/e9FyjZGmNoBWSbOhUkgvESEjaECSvAxf+3K5U=; b=txeNGglOlGIq/+ rrjxLHx3zITxmDiFphmF7LH01492kWX8RHiQy2jZ+WDKmxALWZLKSPsouDS4RV/zR5o5KcOyKVc7N R1MXDC3iAVQUvWiNAN7SUDOSOCAQlPPvh5+aMbKTkpsCnEyGxvdKPJytuDDwz+yfmuc6BJgUvE0Ad 7NDvSQK+lUwp+X2FtDu5bDhQuTCdQXbWcEr+xdVtNsS8g1PGFBC4H9Uq2QM2L+rEx3YMhADCswYiX E8wGQfj9dcuzLHbDGrYW1Rq/E+dRjXuJrlvAsL9rLV4W/xnm/iSI002q01TYumHtkuP/UWjcYRPda jovCz6LaCiILWJ0vFBug==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1j6Wjj-0000AZ-1e; Tue, 25 Feb 2020 09:42:43 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:3201:214:fdff:fe10:1be6]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1j6Wib-0007HL-Nb; Tue, 25 Feb 2020 09:41:36 +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=MvXRdKBQwWqpifCLpYCrvOQkEY6QAL9CbEYBlFLaB2Y=; b=bxSu7RGmZfziuaBWQFffE2am0f hjhK4ffkM9rECDl7v7XaWiLj8PadfxmXgkpQYzT9NG5sVYGqL4a/tZf+FV3OdaaL+1UxYayQjDz2Z kEZenNaLMxBzalIV4C/Rzzq4/cJcRp1dp2H4cDOkj/XOCXrDX7dWyeKL1V3vSuvEctXp3dw05LQkr g+tJsJJ6IsAMJLy4/VUedugDQE86TuidIjDCmiGoxUxSRSdcHtgkNus+A5xNDLrS2tPP2qXB5+Yat +1q/ELyRfzRBzIPPVTFewxF9wcfZx2VDQZTxCnOmMEozqXkqio0zaXTxiSb6ZdJxoNrYrcdEChXiu E5WBSsFQ==; Received: from e0022681537dd.dyn.armlinux.org.uk ([2002:4e20:1eda:1:222:68ff:fe15:37dd]:58922 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1j6WgY-0008Pi-R0; Tue, 25 Feb 2020 09:39:27 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1j6WgQ-0000Tc-JZ; Tue, 25 Feb 2020 09:39:18 +0000 In-Reply-To: <20200225093703.GS25745@shell.armlinux.org.uk> References: <20200225093703.GS25745@shell.armlinux.org.uk> From: Russell King To: Andrew Lunn , Florian Fainelli , Heiner Kallweit Subject: [PATCH net-next 7/8] net: mvneta: use resolved link config in mac_link_up() MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Tue, 25 Feb 2020 09:39:18 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200225_014133_931440_CFCF7CE9 X-CRM114-Status: GOOD ( 10.90 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2001:4d48:ad52:3201:214:fdff:fe10:1be6 listed in] [list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-doc@vger.kernel.org, Thomas Petazzoni , Ioana Ciornei , linux-stm32@st-md-mailman.stormreply.com, Jonathan Corbet , Michal Simek , Jose Abreu , Jakub Kicinski , Mark Lee , Sean Wang , Alexandre Torgue , Hauke Mehrtens , Radhey Shyam Pandey , linux-mediatek@lists.infradead.org, John Crispin , Matthias Brugger , Giuseppe Cavallaro , linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, Nicolas Ferre , Vivien Didelot , Maxime Coquelin , Vladimir Oltean , "David S. Miller" , Felix Fietkau Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Convert the Marvell mvneta ethernet driver to use the finalised link parameters in mac_link_up() rather than the parameters in mac_config(). Signed-off-by: Russell King --- drivers/net/ethernet/marvell/mvneta.c | 55 ++++++++++++++++++--------- 1 file changed, 38 insertions(+), 17 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 9af3f8d5b289..b22eeb5f8700 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -3830,13 +3830,9 @@ static void mvneta_mac_config(struct phylink_config *config, unsigned int mode, new_clk = gmac_clk & ~MVNETA_GMAC_1MS_CLOCK_ENABLE; new_an = gmac_an & ~(MVNETA_GMAC_INBAND_AN_ENABLE | MVNETA_GMAC_INBAND_RESTART_AN | - MVNETA_GMAC_CONFIG_MII_SPEED | - MVNETA_GMAC_CONFIG_GMII_SPEED | MVNETA_GMAC_AN_SPEED_EN | MVNETA_GMAC_ADVERT_SYM_FLOW_CTRL | - MVNETA_GMAC_CONFIG_FLOW_CTRL | MVNETA_GMAC_AN_FLOW_CTRL_EN | - MVNETA_GMAC_CONFIG_FULL_DUPLEX | MVNETA_GMAC_AN_DUPLEX_EN); /* Even though it might look weird, when we're configured in @@ -3851,24 +3847,20 @@ static void mvneta_mac_config(struct phylink_config *config, unsigned int mode, if (phylink_test(state->advertising, Pause)) new_an |= MVNETA_GMAC_ADVERT_SYM_FLOW_CTRL; - if (state->pause & MLO_PAUSE_TXRX_MASK) - new_an |= MVNETA_GMAC_CONFIG_FLOW_CTRL; if (!phylink_autoneg_inband(mode)) { - /* Phy or fixed speed */ - if (state->duplex) - new_an |= MVNETA_GMAC_CONFIG_FULL_DUPLEX; - - if (state->speed == SPEED_1000 || state->speed == SPEED_2500) - new_an |= MVNETA_GMAC_CONFIG_GMII_SPEED; - else if (state->speed == SPEED_100) - new_an |= MVNETA_GMAC_CONFIG_MII_SPEED; + /* Phy or fixed speed - nothing to do, leave the + * configured speed, duplex and flow control as-is. + */ } else if (state->interface == PHY_INTERFACE_MODE_SGMII) { /* SGMII mode receives the state from the PHY */ new_ctrl2 |= MVNETA_GMAC2_INBAND_AN_ENABLE; new_clk |= MVNETA_GMAC_1MS_CLOCK_ENABLE; new_an = (new_an & ~(MVNETA_GMAC_FORCE_LINK_DOWN | - MVNETA_GMAC_FORCE_LINK_PASS)) | + MVNETA_GMAC_FORCE_LINK_PASS | + MVNETA_GMAC_CONFIG_MII_SPEED | + MVNETA_GMAC_CONFIG_GMII_SPEED | + MVNETA_GMAC_CONFIG_FULL_DUPLEX)) | MVNETA_GMAC_INBAND_AN_ENABLE | MVNETA_GMAC_AN_SPEED_EN | MVNETA_GMAC_AN_DUPLEX_EN; @@ -3877,7 +3869,8 @@ static void mvneta_mac_config(struct phylink_config *config, unsigned int mode, new_ctrl0 |= MVNETA_GMAC0_PORT_1000BASE_X; new_clk |= MVNETA_GMAC_1MS_CLOCK_ENABLE; new_an = (new_an & ~(MVNETA_GMAC_FORCE_LINK_DOWN | - MVNETA_GMAC_FORCE_LINK_PASS)) | + MVNETA_GMAC_FORCE_LINK_PASS | + MVNETA_GMAC_CONFIG_MII_SPEED)) | MVNETA_GMAC_INBAND_AN_ENABLE | MVNETA_GMAC_CONFIG_GMII_SPEED | /* The MAC only supports FD mode */ @@ -3977,8 +3970,36 @@ static void mvneta_mac_link_up(struct phylink_config *config, if (!phylink_autoneg_inband(mode)) { val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG); - val &= ~MVNETA_GMAC_FORCE_LINK_DOWN; + val &= ~(MVNETA_GMAC_FORCE_LINK_DOWN | + MVNETA_GMAC_CONFIG_MII_SPEED | + MVNETA_GMAC_CONFIG_GMII_SPEED | + MVNETA_GMAC_CONFIG_FLOW_CTRL | + MVNETA_GMAC_CONFIG_FULL_DUPLEX); val |= MVNETA_GMAC_FORCE_LINK_PASS; + + if (speed == SPEED_1000 || speed == SPEED_2500) + val |= MVNETA_GMAC_CONFIG_GMII_SPEED; + else if (speed == SPEED_100) + val |= MVNETA_GMAC_CONFIG_MII_SPEED; + + if (duplex == DUPLEX_FULL) + val |= MVNETA_GMAC_CONFIG_FULL_DUPLEX; + + if (tx_pause || rx_pause) + val |= MVNETA_GMAC_CONFIG_FLOW_CTRL; + + mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val); + } else { + /* When inband doesn't cover flow control or flow control is + * disabled, we need to manually configure it. This bit will + * only have effect if MVNETA_GMAC_AN_FLOW_CTRL_EN is unset. + */ + val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG); + val &= ~MVNETA_GMAC_CONFIG_FLOW_CTRL; + + if (tx_pause || rx_pause) + val |= MVNETA_GMAC_CONFIG_FLOW_CTRL; + mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val); }