From patchwork Mon Jun 10 14:40:39 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: 13692138 X-Patchwork-Delegate: kuba@kernel.org Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [78.32.30.218]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 55DBF132136 for ; Mon, 10 Jun 2024 14:40:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=78.32.30.218 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718030451; cv=none; b=emRAMqR+DlfN57Ed1OgwaDEGQ/LeuFQ3KRirZ6+P97RCyO+VVuVU4T/M5WpSSJEQstBxePPX14pKUwLgeIjIKCr1mY21fKGcDeC/3G4jJ2j0lP6XRUDu5oORaGti4Su8yP5VxABTA9QlZqcetOhbPbn4bEgs5wczn8pNdIIjaMM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718030451; c=relaxed/simple; bh=MernDuDmeDfVXfB8vnQSsWF4P09hNAa8mhbeF8sVQ6Y=; h=In-Reply-To:References:From:To:Cc:Subject:MIME-Version: Content-Disposition:Content-Type:Message-Id:Date; b=Bfkc2J7Pb6BmYWs9QEg5QT44tXsenQ5TKOtIGu3PzmBFFFO9tmgfZguJ7yhwD/lXShJ/hcDO4rbUqwQvV8OQdQB0Ym/mNRmGiid14ldUEHlTJP6wavMLA5OlIVfILJ4BfUmuW3wuMA8M8F7nvr7UU76kHIjwW7vsurD8KImFyM4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk; spf=none smtp.mailfrom=armlinux.org.uk; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b=hQj8F7Qp; arc=none smtp.client-ip=78.32.30.218 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="hQj8F7Qp" 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=xeRq82mHAjHz+TfgCyzTrq/v7wA6gPE37LHDzOTm04M=; b=hQj8F7QpXlIC2hk2SZwWlzMQHb 1trLiljt8U+ZDeqjV0PGQAXE6c1s71qGHhYmWDBlipgeUCXpdxJWlg1Lsi8lUEhHjPR4pMqxAwQOE Bi4ALOGFP2P3X3Ef3plVKkyuXLQzD1hVRSL6TgUBIMOm/PNZ5PtJplGKJI/6T8+oMtiVzHnvA7W92 GX+5J5WvN5/QNwRhzRmKs0c2qyXy3vGWKnangp6G8Tx4e+lEi4q7SBIT/j//5hJ6tN6y0FGcZF0Mx ehHLrhzS2M90VaimU1nSxqMlzdMczJz/slXC8DhdOW9h9VkPgkS8GDp8f6GJtRw+WMvb+AixfnTaK XZ8Hvomw==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:46484 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 1sGgCJ-0001ev-36; Mon, 10 Jun 2024 15:40:36 +0100 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1sGgCN-00Fact-0x; Mon, 10 Jun 2024 15:40:39 +0100 In-Reply-To: References: From: "Russell King (Oracle)" To: Serge Semin Cc: Alexandre Torgue , Andrew Halaney , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Jose Abreu , linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni , Romain Gantois Subject: [PATCH net-next 2/5] net: stmmac: dwmac-intel: provide a select_pcs() implementation Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline Message-Id: Sender: Russell King Date: Mon, 10 Jun 2024 15:40:39 +0100 X-Patchwork-Delegate: kuba@kernel.org Move the code returning the XPCS into dwmac-intel, which is the only user of XPCS. Fill in the select_pcs() implementation only when we are going to setup the XPCS, thus when it should be present. Signed-off-by: Russell King (Oracle) Reviewed-by: Romain Gantois --- drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c | 11 +++++++++++ drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 3 --- 2 files changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c index 56649edb18cd..227e1f6490f8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c @@ -443,6 +443,16 @@ static void common_default_data(struct plat_stmmacenet_data *plat) plat->rx_queues_cfg[0].pkt_route = 0x0; } +static struct phylink_pcs *intel_mgbe_select_pcs(struct stmmac_priv *priv, + phy_interface_t interface) +{ + /* plat->mdio_bus_data->has_xpcs has been set true, so there + * should always be an XPCS. The original code would always + * return this if present. + */ + return &priv->hw->xpcs->pcs; +} + static int intel_mgbe_common_data(struct pci_dev *pdev, struct plat_stmmacenet_data *plat) { @@ -587,6 +597,7 @@ static int intel_mgbe_common_data(struct pci_dev *pdev, plat->phy_interface == PHY_INTERFACE_MODE_1000BASEX) { plat->mdio_bus_data->has_xpcs = true; plat->mdio_bus_data->default_an_inband = true; + plat->select_pcs = intel_mgbe_select_pcs, } /* Ensure mdio bus scan skips intel serdes and pcs-xpcs */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 302aa4080de3..e9e2a95c91a3 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -957,9 +957,6 @@ static struct phylink_pcs *stmmac_mac_select_pcs(struct phylink_config *config, return pcs; } - if (priv->hw->xpcs) - return &priv->hw->xpcs->pcs; - return priv->hw->phylink_pcs; }