From mboxrd@z Thu Jan 1 00:00:00 1970 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 BF83633F8A2; Fri, 23 Jan 2026 09:53:55 +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=1769162040; cv=none; b=KP3GTAwrkAsATYy961D0kScpfhMxY0DijWFiVqVj1Ou+Q2x01c7XBrTKkEd0/7AZTIGiyokJDLYn/Eh+w0XuCMpAdK2QR72na/UrbkT3BvfutJImw3qsDeYEc4D6QXNFtTW+qZG82r2br5HQuSg5hGONMi0t4YpA4k46N/sL7WM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769162040; c=relaxed/simple; bh=56CE9R5aafUvOC0Qr9SX3HByrWjX36UjEl7BS91y2w4=; h=In-Reply-To:References:From:To:Cc:Subject:MIME-Version: Content-Disposition:Content-Type:Message-Id:Date; b=ivHMXHblxRMANYuQ71hYyY974kCAGnMULXb45dSQNjeXKNvOz3d+KW3fduHFxwaXaD//hdwYbJzd7tKS4Pk0ZnbR9wpR2/h8/5+eCaUYBtfwjIf+JPwKL342A4lZwFI/gyT+0CSXb65JKozSKrjHz125dkkOAcEhds1SZ6+jYIw= 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=RHI/9xIW; 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="RHI/9xIW" 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=PZh72J4Tq0dy1l0Nj6WDkQvyxSW++B/372OvBmFERyE=; b=RHI/9xIWGsDOmWMK4mC5AJqS0L RiHFE/FZokoU28ceizHz7GtZ4VNky7e2hxE9kr8renMePrEAYVFRc9oU4qe8lpZzgkEQluz5715w4 TOKSHASY17fV2PZ51KFV0FaHZZSDp2Wwqu2WGEklrm1w5F5gGXWDGcKwwVxErzLtX8wnTmPyn0KYC ZuxcE1HR/3/B7Yjrarkv0lMc/RFNY/19MR0svoE45f4yMm68lebZCJyY6J5oF07McNrpsAxMx1vUM ZX4a6k9CpCfutjfrdb/CWNtqMYaKRZIAagbIKJVdqqtdbTVnUph7OAbDtvpTNRxbD2k9ZdItAnttq QmVoy0Ug==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:37516 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 4.98.2) (envelope-from ) id 1vjDrJ-000000001b1-0g2T; Fri, 23 Jan 2026 09:53:41 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.98.2) (envelope-from ) id 1vjDrH-00000005fQL-0QPb; Fri, 23 Jan 2026 09:53:39 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn , Heiner Kallweit Cc: Alexandre Torgue , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Chevallier , Maxime Coquelin , Mohd Ayaan Anwar , Neil Armstrong , netdev@vger.kernel.org, Paolo Abeni , Vinod Koul Subject: [PATCH net-next v2 04/14] net: stmmac: wrap phylink's rx_clk_stop functions Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" Message-Id: Sender: Russell King Date: Fri, 23 Jan 2026 09:53:39 +0000 With generic SerDes support, stmmac will need to do more work to ensure that clk_rx_i is running in all configurations. Rather than turn each site that calls phylink_rx_clk_stop_xxx() into a list of functions, move these to their own pair of functions so that they can be augmented at a single location. Reviewed-by: Maxime Chevallier Signed-off-by: Russell King (Oracle) --- .../net/ethernet/stmicro/stmmac/stmmac_main.c | 32 ++++++++++++------- 1 file changed, 21 insertions(+), 11 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c2589f02ff7e..24a2555ca329 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3547,6 +3547,16 @@ static void stmmac_safety_feat_configuration(struct stmmac_priv *priv) } } +static void stmmac_clk_rx_i_require(struct stmmac_priv *priv) +{ + phylink_rx_clk_stop_block(priv->phylink); +} + +static void stmmac_clk_rx_i_release(struct stmmac_priv *priv) +{ + phylink_rx_clk_stop_unblock(priv->phylink); +} + /** * stmmac_hw_setup - setup mac in a usable state. * @dev : pointer to the device structure. @@ -3578,12 +3588,12 @@ static int stmmac_hw_setup(struct net_device *dev) * Block the receive clock stop for LPI mode at the PHY in case * the link is established with EEE mode active. */ - phylink_rx_clk_stop_block(priv->phylink); + stmmac_clk_rx_i_require(priv); /* DMA initialization and SW reset */ ret = stmmac_init_dma_engine(priv); if (ret < 0) { - phylink_rx_clk_stop_unblock(priv->phylink); + stmmac_clk_rx_i_release(priv); netdev_err(priv->dev, "%s: DMA engine initialization failed\n", __func__); return ret; @@ -3591,7 +3601,7 @@ static int stmmac_hw_setup(struct net_device *dev) /* Copy the MAC addr into the HW */ stmmac_set_umac_addr(priv, priv->hw, dev->dev_addr, 0); - phylink_rx_clk_stop_unblock(priv->phylink); + stmmac_clk_rx_i_release(priv); /* Initialize the MAC Core */ stmmac_core_init(priv, priv->hw, dev); @@ -3670,9 +3680,9 @@ static int stmmac_hw_setup(struct net_device *dev) /* Start the ball rolling... */ stmmac_start_all_dma(priv); - phylink_rx_clk_stop_block(priv->phylink); + stmmac_clk_rx_i_require(priv); stmmac_set_hw_vlan_mode(priv, priv->hw); - phylink_rx_clk_stop_unblock(priv->phylink); + stmmac_clk_rx_i_release(priv); return 0; } @@ -6107,9 +6117,9 @@ static int stmmac_set_features(struct net_device *netdev, else priv->hw->hw_vlan_en = false; - phylink_rx_clk_stop_block(priv->phylink); + stmmac_clk_rx_i_require(priv); stmmac_set_hw_vlan_mode(priv, priv->hw); - phylink_rx_clk_stop_unblock(priv->phylink); + stmmac_clk_rx_i_release(priv); return 0; } @@ -6378,9 +6388,9 @@ static int stmmac_set_mac_address(struct net_device *ndev, void *addr) if (ret) goto set_mac_error; - phylink_rx_clk_stop_block(priv->phylink); + stmmac_clk_rx_i_require(priv); stmmac_set_umac_addr(priv, priv->hw, ndev->dev_addr, 0); - phylink_rx_clk_stop_unblock(priv->phylink); + stmmac_clk_rx_i_release(priv); set_mac_error: pm_runtime_put(priv->device); @@ -8192,11 +8202,11 @@ int stmmac_resume(struct device *dev) stmmac_init_timestamping(priv); stmmac_init_coalesce(priv); - phylink_rx_clk_stop_block(priv->phylink); + stmmac_clk_rx_i_require(priv); stmmac_set_rx_mode(ndev); stmmac_restore_hw_vlan_rx_fltr(priv, ndev, priv->hw); - phylink_rx_clk_stop_unblock(priv->phylink); + stmmac_clk_rx_i_release(priv); stmmac_enable_all_queues(priv); stmmac_enable_all_dma_irq(priv); -- 2.47.3