From patchwork Fri Aug 2 10:47:12 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13751445 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 CE1D8C3DA4A for ; Fri, 2 Aug 2024 10:52:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Date: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-Owner; bh=C9f3sXn5CIBBTPqFMcdW/Yt6tX1XEnjE29jmPpTSSas=; b=JGkjUS2JHMLdjgT8uyOyyBbbYk MrUUxnRQ0GzbXbLNO+pksfbhXUPe07sBeY0OFCq4KuvEJ3uURCY6jWAnUCmP8/NiTyKjINu4cd+vt YPIXjeDZF9/YK0ea8nN2p+LwM4VCJGZodHqKxgyPKzZVgMa6Q8YdQ6usESs56NEo2PorHu7Q3b8do tqIXgYjsjDRjGEes0TwEZtm7fCXxtZPEQU/KPjw6hAZUme1EdVJ78d4Cxo9VAJfOPAX4UEcrHPboI U6K0i3TXMKunMxSXTYGPdINNdePlcN3foOZNFAHEDnZOX8khKBgkpJnNYYBA3VknmopUibYU2y/J4 yeVv5kbQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sZpsz-00000008YbF-3hp7; Fri, 02 Aug 2024 10:51:50 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sZppK-00000008XMf-0L02 for linux-arm-kernel@lists.infradead.org; Fri, 02 Aug 2024 10:48:03 +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=C9f3sXn5CIBBTPqFMcdW/Yt6tX1XEnjE29jmPpTSSas=; b=YA+HABMmrD1CP6n7MpAGJNEF2W 8BpQW2jlqXHH4Y8kj0gXiXH7YELvpvvtd+u5DTKHjTDoIw5J6s4SJvcWL6WtYnWzpRv0sMZr6s2MQ 0tJzH+nOxbp4d5vWfOKWAIKAdWylM+ONzeAoi8jD0Bhm2VkyZ6q2Rof7y9nQ9HWiZH9yDpKi/BGV9 P/ZHh0PgKhGL1xkmSeD6QW9MKmfEL+wB97S9uYSj8UVKIq70HqplQDMoqRP1+FrpYkEWQAQ8swHDI SF9NAqqJkIsVP7HapXELkl9VTe6o0xG5XT24axc6DtTR2NySKiWb34HoHLp21EbyHoFodEG8l+i5z bJx/HR7Q==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:48622 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 4.96) (envelope-from ) id 1sZpoY-0006F1-0F; Fri, 02 Aug 2024 11:47:14 +0100 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1sZpoW-000eHZ-0d; Fri, 02 Aug 2024 11:47:12 +0100 In-Reply-To: References: From: "Russell King (Oracle)" To: Serge Semin Cc: Alexandre Torgue , Alexei Starovoitov , Andrew Halaney , bpf@vger.kernel.org, Daniel Borkmann , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Jesper Dangaard Brouer , John Fastabend , Jose Abreu , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni , Vinod Koul Subject: [PATCH net-next 09/14] net: stmmac: dwmac4: move PCS interrupt control MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Fri, 02 Aug 2024 11:47:12 +0100 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240802_034802_180399_49DF7E54 X-CRM114-Status: GOOD ( 11.63 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Control the PCS interrupt mask from the phylink pcs_enable() and pcs_disable() methods rather than relying on driver variables. This assumes that GMAC_INT_RGSMIIS, GMAC_INT_PCS_LINK and GMAC_INT_PCS_ANE are all relevant to the PCS. Signed-off-by: Russell King (Oracle) --- .../net/ethernet/stmicro/stmmac/dwmac4_core.c | 30 ++++++++++++++++--- 1 file changed, 26 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index ec8e94ddf948..0d261709bee6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -56,9 +56,6 @@ static void dwmac4_core_init(struct mac_device_info *hw, /* Enable GMAC interrupts */ value = GMAC_INT_DEFAULT_ENABLE; - if (hw->pcs) - value |= GMAC_PCS_IRQ_DEFAULT; - /* Enable FPE interrupt */ if ((GMAC_HW_FEAT_FPESEL & readl(ioaddr + GMAC_HW_FEATURE3)) >> 26) value |= GMAC_INT_FPE_EN; @@ -759,6 +756,30 @@ static void dwmac4_ctrl_ane(struct stmmac_priv *priv, bool ane, bool srgmi_ral, dwmac_ctrl_ane(priv->ioaddr, GMAC_PCS_BASE, ane, srgmi_ral, loopback); } +static int dwmac4_mii_pcs_enable(struct phylink_pcs *pcs) +{ + struct stmmac_pcs *spcs = phylink_pcs_to_stmmac_pcs(pcs); + void __iomem *ioaddr = spcs->priv->hw->pcsr; + u32 intr_enable; + + intr_enable = readl(ioaddr + GMAC_INT_EN); + intr_enable |= GMAC_PCS_IRQ_DEFAULT; + writel(intr_enable, ioaddr + GMAC_INT_EN); + + return 0; +} + +static void dwmac4_mii_pcs_disable(struct phylink_pcs *pcs) +{ + struct stmmac_pcs *spcs = phylink_pcs_to_stmmac_pcs(pcs); + void __iomem *ioaddr = spcs->priv->hw->pcsr; + u32 intr_enable; + + intr_enable = readl(ioaddr + GMAC_INT_EN); + intr_enable &= ~GMAC_PCS_IRQ_DEFAULT; + writel(intr_enable, ioaddr + GMAC_INT_EN); +} + static void dwmac4_mii_pcs_get_state(struct phylink_pcs *pcs, struct phylink_link_state *state) { @@ -772,11 +793,12 @@ static void dwmac4_mii_pcs_get_state(struct phylink_pcs *pcs, } static const struct phylink_pcs_ops dwmac4_mii_pcs_ops = { + .pcs_enable = dwmac4_mii_pcs_enable, + .pcs_disable = dwmac4_mii_pcs_disable, .pcs_config = dwmac_pcs_config, .pcs_get_state = dwmac4_mii_pcs_get_state, }; - static struct phylink_pcs * dwmac4_phylink_select_pcs(struct stmmac_priv *priv, phy_interface_t interface) {