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 640F418027; Thu, 19 Feb 2026 12:50:36 +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=1771505438; cv=none; b=kQkDMHoZA/2txxyBtIFDZvYqIxR+95f1qHYj/BhY82wcdnZDPXgawwyUxbSdmsaCra7ams+YxLWKUBURfHl4pbQhyzFpLx5/EAUbFT8/owewpr+TfYqeMuCDiW7JSNT/CCAItDTVP3OyjmkQhR5ql9oFU/YqBDp92x34TVsbgAM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771505438; c=relaxed/simple; bh=CQaerqaO94SUvC0RBkpmPblTp23xUve9HixX4t4j2L4=; h=In-Reply-To:References:From:To:Cc:Subject:MIME-Version: Content-Disposition:Content-Type:Message-Id:Date; b=ErGichwRGiv+8auAUGcSGrjMdY5hFzKyoqSdbDnilYBK9KRYTpSyMHJkUT4eJGu4F5q7ZCtKrZYKnuRUl2BdnEsaRJVuOfqDIfon6clCufL6X2nVajdhgJMJ8N6lAqtHAclEMK4Rprc8aTxYTQEQbMDFoG+2PdTbESWAuxAzJXY= 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=Wt7ER066; 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="Wt7ER066" 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=h1qemJ9T19BWX8RspLLamHrXeBfB/46GJPlusAb73Gw=; b=Wt7ER066IQxQ/FOMKZKm0JtKDc AD1OYKN/OeX9LZDaT1YLcVgekVdgHoCwN4yiVvWubAueCXXoZqIIWio32bwx07vSitZvN5Qj39tjH l9509asOigpArKvJk6be/BAR0JKV0p1/FK6id+MAGggrpC3ixxayUUJ2EHjelcwUpmet/yBnQXNlZ Z/+JPKh6LfVWYteyiV3MEcz47j+COrarE1gw9kTizLk2XtazSV7CmmUNfPazm0kzT9vByQKnwA7Ae j9XfAV9U2+Cyk0mglqhN7ifuNVap5BBu5exXL3DBn/T7LppNwD75SnVQjmlcKS7l/B7MFPcI/Q42Y V9VT8Psw==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:48498 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 1vt3UD-000000000rC-2o5L; Thu, 19 Feb 2026 12:50:29 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.98.2) (envelope-from ) id 1vt3UC-0000000A5dw-3lKw; Thu, 19 Feb 2026 12:50:28 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn 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, Mohd Ayaan Anwar , Neil Armstrong , netdev@vger.kernel.org, Paolo Abeni , Vinod Koul Subject: [PATCH RFC net-next+ 1/9] net: stmmac: qcom-ethqos: convert to set_clk_tx_rate() method 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: Thu, 19 Feb 2026 12:50:28 +0000 Set the RGMII link clock using the set_clk_tx_rate() method rather than coding it into the .fix_mac_speed() method. This simplifies ethqos's ethqos_fix_mac_speed(). Tested-by: Mohd Ayaan Anwar Signed-off-by: Russell King (Oracle) --- .../stmicro/stmmac/dwmac-qcom-ethqos.c | 21 ++++++++++--------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index 153f6abc77cd..ad5b5d950fff 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -103,7 +103,6 @@ struct qcom_ethqos { void (*configure_func)(struct qcom_ethqos *ethqos, phy_interface_t interface, int speed); - unsigned int link_clk_rate; struct clk *link_clk; struct phy *serdes_phy; int serdes_speed; @@ -175,19 +174,20 @@ static void rgmii_dump(void *priv) rgmii_readl(ethqos, EMAC_SYSTEM_LOW_POWER_DEBUG)); } -static void -ethqos_update_link_clk(struct qcom_ethqos *ethqos, int speed) +static int ethqos_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed) { + struct qcom_ethqos *ethqos = bsp_priv; long rate; - if (!phy_interface_mode_is_rgmii(ethqos->phy_mode)) - return; + if (!phy_interface_mode_is_rgmii(interface)) + return 0; rate = rgmii_clock(speed); - if (rate > 0) - ethqos->link_clk_rate = rate * 2; + if (rate < 0) + return rate; - clk_set_rate(ethqos->link_clk, ethqos->link_clk_rate); + return clk_set_rate(ethqos->link_clk, rate * 2); } static void @@ -643,7 +643,6 @@ static void ethqos_fix_mac_speed(void *priv, phy_interface_t interface, { struct qcom_ethqos *ethqos = priv; - ethqos_update_link_clk(ethqos, speed); ethqos_configure(ethqos, interface, speed); } @@ -821,12 +820,14 @@ static int qcom_ethqos_probe(struct platform_device *pdev) "Failed to get serdes phy\n"); ethqos->serdes_speed = SPEED_1000; - ethqos_update_link_clk(ethqos, SPEED_1000); + ethqos_set_clk_tx_rate(ethqos, NULL, plat_dat->phy_interface, + SPEED_1000); qcom_ethqos_set_sgmii_loopback(ethqos, true); ethqos_set_func_clk_en(ethqos); plat_dat->bsp_priv = ethqos; + plat_dat->set_clk_tx_rate = ethqos_set_clk_tx_rate; plat_dat->fix_mac_speed = ethqos_fix_mac_speed; plat_dat->dump_debug_regs = rgmii_dump; plat_dat->ptp_clk_freq_config = ethqos_ptp_clk_freq_config; -- 2.47.3