From patchwork Thu Feb 27 09:16:23 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13994006 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 427D8C021BE for ; Thu, 27 Feb 2025 09:35:39 +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=85VgIqhBATiy0aavPuYyQryWEVxMpvOYtGXBoWcV9P0=; b=Q2x9W1V8kYtGVKRwgxruz+Gjdp 2JLcvwUvH1YshKirkOBd9XjtAGeOJ/aGlbWSwe9PcX4pu1wK7XDFJ4cWNAKFuhJskF4o4UMV0t0oz Sby53f27VCnwg0vpjxScuiEUtTWR5JqprGnCEZV2SQ5LjFQIO+uOc0TWHw4yNIoGhMKqQMMTj+sZJ mzPQkjRdJ5HKulFED/fpnhnIB3cyNim+zYmtKLO4+E+cxoRQx0/Y+NR2A52dEXjp5PbWDVPPhurPH 5ZA5tDIv/Bj3yJCv/VF6l7LlVhaBjQwxps9LE8iydB1C4lzpRgIKmmOmYdkexIgl2QqaaGb4NuX0c k04Gg0Mg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnaIi-00000006sdW-3t0a; Thu, 27 Feb 2025 09:35:28 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tna2c-00000006pcd-1qfd for linux-arm-kernel@lists.infradead.org; Thu, 27 Feb 2025 09:18:51 +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=85VgIqhBATiy0aavPuYyQryWEVxMpvOYtGXBoWcV9P0=; b=UdCEG4Utz2Bq+l0roktewsEruR q4XSHgKawZ3ddVXyAP5T9aBO9BwkenUH8I8mxH5vXUFniJSLslWDRlZ9sr0ja9HII1LDX/m3OVUem nVd7B7Sb/ywC95kA/MI8wi3TtGDaSTOurQ1djMxcOqoKfebeCjpit1J4d5yOwX2DB//GslQ2m+BkX XtE2K0ONJVXV8iYN2Cwnw2JtYJa+hzVDGfzYvuUBm95V364L+TjPnxTKdCwvd0Cj/YOz+TdmsMzOY m4qN0tPp/MVrZ9ZNLl2b0z7n1y/CG38TBfcmnWCvh1JOHuI7kFoOOHUbgqGULjumqqS1gwY7UVzcP rHp9CIBQ==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:36296 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 1tna0Z-0006bW-2F; Thu, 27 Feb 2025 09:16:43 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0F-0052sS-Lr; Thu, 27 Feb 2025 09:16:23 +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-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 01/11] net: stmmac: provide set_clk_tx_rate() hook MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:23 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011850_471724_2A133D6F X-CRM114-Status: GOOD ( 15.05 ) 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 Several stmmac sub-drivers which support RGMII follow the same pattern. They calculate the transmit clock rate, and then call clk_set_rate(). Analysis of several implementation documents suggests that the platform is responsible for providing the transmit clock to the DWMAC core's clk_tx_i. The expected rates are: 10Mbps 100Mbps 1Gbps MII 2.5MHz 25MHz RMII 2.5MHz 25MHz GMII 125MHz RGMI 2.5MHz 25MHz 125MHz It seems some platforms require this clock to be manually configured, but there are outputs from the MAC core that indicate the speed, so a platform may use these to automatically configure the clock. Thus, we can't just provide one solution to configure this clock rate. Moreover, the clock may need to be derived from one of several sources depending on the interface mode. Provide a platform hook that is passed the transmit clock, interface mode and speed. Reviewed-by: Thierry Reding Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 11 +++++++++++ include/linux/stmmac.h | 4 ++++ 2 files changed, 15 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 424fa2fe31c6..e66cd6889728 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -928,6 +928,7 @@ static void stmmac_mac_link_up(struct phylink_config *config, struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev)); unsigned int flow_ctrl; u32 old_ctrl, ctrl; + int ret; if ((priv->plat->flags & STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP) && priv->plat->serdes_powerup) @@ -1020,6 +1021,16 @@ static void stmmac_mac_link_up(struct phylink_config *config, if (ctrl != old_ctrl) writel(ctrl, priv->ioaddr + MAC_CTRL_REG); + if (priv->plat->set_clk_tx_rate) { + ret = priv->plat->set_clk_tx_rate(priv->plat->bsp_priv, + priv->plat->clk_tx_i, + interface, speed); + if (ret < 0) + netdev_err(priv->dev, + "failed to configure transmit clock for %dMbps: %pe\n", + speed, ERR_PTR(ret)); + } + stmmac_mac_set(priv, priv->ioaddr, true); if (priv->dma_cap.eee) stmmac_set_eee_pls(priv, priv->hw, true); diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index 6d2aa77ea963..cd0d1383df87 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -78,6 +78,7 @@ | DMA_AXI_BLEN_32 | DMA_AXI_BLEN_64 \ | DMA_AXI_BLEN_128 | DMA_AXI_BLEN_256) +struct clk; struct stmmac_priv; /* Platfrom data for platform device structure's platform_data field */ @@ -231,6 +232,8 @@ struct plat_stmmacenet_data { u8 tx_sched_algorithm; struct stmmac_rxq_cfg rx_queues_cfg[MTL_MAX_RX_QUEUES]; struct stmmac_txq_cfg tx_queues_cfg[MTL_MAX_TX_QUEUES]; + int (*set_clk_tx_rate)(void *priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed); void (*fix_mac_speed)(void *priv, int speed, unsigned int mode); int (*fix_soc_reset)(void *priv, void __iomem *ioaddr); int (*serdes_powerup)(struct net_device *ndev, void *priv); @@ -252,6 +255,7 @@ struct plat_stmmacenet_data { struct clk *stmmac_clk; struct clk *pclk; struct clk *clk_ptp_ref; + struct clk *clk_tx_i; /* clk_tx_i to MAC core */ unsigned long clk_ptp_rate; unsigned long clk_ref_rate; struct clk_bulk_data *clks; From patchwork Thu Feb 27 09:16:28 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13993972 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 A172BC021BE for ; Thu, 27 Feb 2025 09:20:02 +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; 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bh=+Is/usG/uTbxek38OoQ9V19tnOww4Olpp8b53U8TJtM=; b=vcjrEA4XEg4A07h0C1gTEKrqbI jKt8zGOvkremvhnM1/jbvZCu8x63BANbfIKHk81ELFCHmzAzbHxWQE74LpVEgK/3ovWhfb94M5YZQ BUC0jtgRa5bU62QW52gxOyDBfsANj0T9x+iiI+frTJ+I1DDGrDEgpY5h/XT5YXESuoCNPZ2EY4gcw w5HFyqMqn8lKK9RsI3aTbTBTlB7QW4AmrujK7wcUBjHEsBtfJSzOzx2PNo718A0EERCw/7XVm1MdP ic4srHrzdOmnnDBLcA6Qg1tXxLBZWDpaqs5PFPn4usyxkTmm10VQ2QBhZznlkrd8p8yv6Y/QqzNJt lOpNVEBA==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:36302 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 1tna0e-0006bo-2R; Thu, 27 Feb 2025 09:16:48 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0K-0052sY-QF; Thu, 27 Feb 2025 09:16:28 +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-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 02/11] net: stmmac: provide generic implementation for set_clk_tx_rate method MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:28 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011656_275646_D0F0C52A X-CRM114-Status: GOOD ( 13.14 ) 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 Provide a generic implementation for the set_clk_tx_rate method introduced by the previous patch, which is capable of configuring the MAC transmit clock for 10M, 100M and 1000M speeds for at least MII, GMII, RGMII and RMII interface modes. Reviewed-by: Thierry Reding Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 ++ .../net/ethernet/stmicro/stmmac/stmmac_main.c | 32 +++++++++++++++++++ 2 files changed, 34 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index b32187284607..3a00a988cb36 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -407,6 +407,8 @@ int stmmac_dvr_probe(struct device *device, int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt); int stmmac_reinit_ringparam(struct net_device *dev, u32 rx_size, u32 tx_size); int stmmac_bus_clks_config(struct stmmac_priv *priv, bool enabled); +int stmmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed); static inline bool stmmac_xdp_is_enabled(struct stmmac_priv *priv) { diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index e66cd6889728..aec230353ac4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -177,6 +177,38 @@ int stmmac_bus_clks_config(struct stmmac_priv *priv, bool enabled) } EXPORT_SYMBOL_GPL(stmmac_bus_clks_config); +/** + * stmmac_set_clk_tx_rate() - set the clock rate for the MAC transmit clock + * @bsp_priv: BSP private data structure (unused) + * @clk_tx_i: the transmit clock + * @interface: the selected interface mode + * @speed: the speed that the MAC will be operating at + * + * Set the transmit clock rate for the MAC, normally 2.5MHz for 10Mbps, + * 25MHz for 100Mbps and 125MHz for 1Gbps. This is suitable for at least + * MII, GMII, RGMII and RMII interface modes. Platforms can hook this into + * the plat_data->set_clk_tx_rate method directly, call it via their own + * implementation, or implement their own method should they have more + * complex requirements. It is intended to only be used in this method. + * + * plat_data->clk_tx_i must be filled in. + */ +int stmmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed) +{ + long rate = rgmii_clock(speed); + + /* Silently ignore unsupported speeds as rgmii_clock() only + * supports 10, 100 and 1000Mbps. We do not want to spit + * errors for 2500 and higher speeds here. + */ + if (rate < 0) + return 0; + + return clk_set_rate(clk_tx_i, rate); +} +EXPORT_SYMBOL_GPL(stmmac_set_clk_tx_rate); + /** * stmmac_verify_args - verify the driver parameters. * Description: it checks the driver parameters and set a default in case of From patchwork Thu Feb 27 09:16:33 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13993976 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 D046AC021BE for ; Thu, 27 Feb 2025 09:21:37 +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=I4Yn1aCx9+lFH2Cf47CL+ZxUVEUt0vYQ0JkUjLrLdvs=; b=3+nvIJJZOP2O6o/3ylwrbcWRgF SikBEl7VKNL/TV6z6nJp2oUxQroP6Qko2G62+c9BqDbLSNcxQeq4GnFqKgxuz0o/UJi9fUGHM8HiG XG0VaJDFy7F14sMnVcGvzVaY/8lPmxfwNi32D0pRmLba73K2xD4Zk87aUbJAPkp4XefXjmqPyqunL XCmSzZls1eifMRdedQqtpra1vNOYOnN5ltmkzUtfF9Sc/bpj/EVF2EfIuc6Z3XolTND5Xj1lvgEox A7LNzZsRiwbO2EJF0abPkm3oXXxb3dOM2OHm4pHdFZN+ctgbfH8DtlgvoJ4whoCy/lAd9Lm/kNbwj tuBlh76w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tna58-00000006qOr-2WFr; Thu, 27 Feb 2025 09:21:26 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tna0p-00000006pfb-0wrP for linux-arm-kernel@lists.infradead.org; Thu, 27 Feb 2025 09:17:00 +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=I4Yn1aCx9+lFH2Cf47CL+ZxUVEUt0vYQ0JkUjLrLdvs=; b=gcv3fyOqLZQvldcNiY7pe7oKas L5zmrrGFa2zJ6FvZRsJXkAFRvbPcwULJQMna4x0GwPVFZn4Aa15JJLkyByuGgUKQxP5mYi1f0U92/ ++mF84jHN4+jDsbC+wZhi4kdAPV8WdPcsCp5igbJ3kInT1S6E8xU0IcIXhZV+SlcqZoiAhYB2T/0o NLvEeoJfQQ5nFIMAmr6Z1x1CbXk4vEN5YyX5JjiHeVyCam9Q9mc2firclOQlZGjOmlmDOg2eR7uny m51uOu1Os5I1vYsUAbjFsryxFpMfoo191JZ0wALLoqn92YYTz6QQE4/mdoweLmDRQylGuM0SxGEq6 HqHTtyrw==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:41902 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 1tna0k-0006c3-02; Thu, 27 Feb 2025 09:16:54 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0P-0052se-Tv; Thu, 27 Feb 2025 09:16:33 +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-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 03/11] net: stmmac: dwc-qos: use generic stmmac_set_clk_tx_rate() MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:33 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011659_263828_3B885480 X-CRM114-Status: GOOD ( 11.98 ) 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 Use the generic stmmac_set_clk_tx_rate() to configure the MAC transmit clock. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- .../net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c index 6cadf24a575c..3f0f4ea6cf2e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c @@ -30,7 +30,6 @@ struct tegra_eqos { struct reset_control *rst; struct clk *clk_slave; - struct clk *clk_tx; struct gpio_desc *reset; }; @@ -150,7 +149,6 @@ static void tegra_eqos_fix_speed(void *priv, int speed, unsigned int mode) { struct tegra_eqos *eqos = priv; bool needs_calibration = false; - long rate = 125000000; u32 value; int err; @@ -161,7 +159,6 @@ static void tegra_eqos_fix_speed(void *priv, int speed, unsigned int mode) fallthrough; case SPEED_10: - rate = rgmii_clock(speed); break; default: @@ -208,10 +205,6 @@ static void tegra_eqos_fix_speed(void *priv, int speed, unsigned int mode) value &= ~AUTO_CAL_CONFIG_ENABLE; writel(value, eqos->regs + AUTO_CAL_CONFIG); } - - err = clk_set_rate(eqos->clk_tx, rate); - if (err < 0) - dev_err(eqos->dev, "failed to set TX rate: %d\n", err); } static int tegra_eqos_init(struct platform_device *pdev, void *priv) @@ -247,7 +240,7 @@ static int tegra_eqos_probe(struct platform_device *pdev, if (!is_of_node(dev->fwnode)) goto bypass_clk_reset_gpio; - eqos->clk_tx = dwc_eth_find_clk(plat_dat, "tx"); + plat_dat->clk_tx_i = dwc_eth_find_clk(plat_dat, "tx"); eqos->reset = devm_gpiod_get(&pdev->dev, "phy-reset", GPIOD_OUT_HIGH); if (IS_ERR(eqos->reset)) { @@ -281,6 +274,7 @@ static int tegra_eqos_probe(struct platform_device *pdev, bypass_clk_reset_gpio: plat_dat->fix_mac_speed = tegra_eqos_fix_speed; + plat_dat->set_clk_tx_rate = stmmac_set_clk_tx_rate; plat_dat->init = tegra_eqos_init; plat_dat->bsp_priv = eqos; plat_dat->flags |= STMMAC_FLAG_SPH_DISABLE; From patchwork Thu Feb 27 09:16:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13993977 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 B69B3C021BE for ; 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Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:41910 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 1tna0p-0006cK-1y; Thu, 27 Feb 2025 09:16:59 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0V-0052sk-1L; Thu, 27 Feb 2025 09:16:39 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn , Heiner Kallweit Cc: Alexandre Torgue , Andrew Lunn , "David S. Miller" , Emil Renner Berthing , Eric Dumazet , Jakub Kicinski , linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , Minda Chen , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 04/11] net: stmmac: starfive: use generic stmmac_set_clk_tx_rate() MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:39 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011708_508745_CD1BD7A1 X-CRM114-Status: GOOD ( 11.72 ) 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 Use the generic stmmac_set_clk_tx_rate() to configure the MAC transmit clock. Reviewed-by: Thierry Reding Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- .../ethernet/stmicro/stmmac/dwmac-starfive.c | 26 +++---------------- 1 file changed, 4 insertions(+), 22 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c index 282c846dad0b..5e31cb3bb4b8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c @@ -27,27 +27,9 @@ struct starfive_dwmac_data { struct starfive_dwmac { struct device *dev; - struct clk *clk_tx; const struct starfive_dwmac_data *data; }; -static void starfive_dwmac_fix_mac_speed(void *priv, int speed, unsigned int mode) -{ - struct starfive_dwmac *dwmac = priv; - long rate; - int err; - - rate = rgmii_clock(speed); - if (rate < 0) { - dev_err(dwmac->dev, "invalid speed %d\n", speed); - return; - } - - err = clk_set_rate(dwmac->clk_tx, rate); - if (err) - dev_err(dwmac->dev, "failed to set tx rate %lu\n", rate); -} - static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat) { struct starfive_dwmac *dwmac = plat_dat->bsp_priv; @@ -122,9 +104,9 @@ static int starfive_dwmac_probe(struct platform_device *pdev) dwmac->data = device_get_match_data(&pdev->dev); - dwmac->clk_tx = devm_clk_get_enabled(&pdev->dev, "tx"); - if (IS_ERR(dwmac->clk_tx)) - return dev_err_probe(&pdev->dev, PTR_ERR(dwmac->clk_tx), + plat_dat->clk_tx_i = devm_clk_get_enabled(&pdev->dev, "tx"); + if (IS_ERR(plat_dat->clk_tx_i)) + return dev_err_probe(&pdev->dev, PTR_ERR(plat_dat->clk_tx_i), "error getting tx clock\n"); clk_gtx = devm_clk_get_enabled(&pdev->dev, "gtx"); @@ -139,7 +121,7 @@ static int starfive_dwmac_probe(struct platform_device *pdev) * internally, because rgmii_rxin will be adaptively adjusted. */ if (!device_property_read_bool(&pdev->dev, "starfive,tx-use-rgmii-clk")) - plat_dat->fix_mac_speed = starfive_dwmac_fix_mac_speed; + plat_dat->set_clk_tx_rate = stmmac_set_clk_tx_rate; dwmac->dev = &pdev->dev; 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Miller" , Eric Dumazet , Jakub Kicinski , Jan Petrous , linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 05/11] net: stmmac: s32: use generic stmmac_set_clk_tx_rate() MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:44 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011710_576538_A9B0600D X-CRM114-Status: GOOD ( 11.05 ) 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 Use the generic stmmac_set_clk_tx_rate() to configure the MAC transmit clock. Reviewed-by: Thierry Reding Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- .../net/ethernet/stmicro/stmmac/dwmac-s32.c | 22 +++---------------- 1 file changed, 3 insertions(+), 19 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-s32.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-s32.c index 6a498833b8ed..221539d760bc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-s32.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-s32.c @@ -100,24 +100,6 @@ static void s32_gmac_exit(struct platform_device *pdev, void *priv) clk_disable_unprepare(gmac->rx_clk); } -static void s32_fix_mac_speed(void *priv, int speed, unsigned int mode) -{ - struct s32_priv_data *gmac = priv; - long tx_clk_rate; - int ret; - - tx_clk_rate = rgmii_clock(speed); - if (tx_clk_rate < 0) { - dev_err(gmac->dev, "Unsupported/Invalid speed: %d\n", speed); - return; - } - - dev_dbg(gmac->dev, "Set tx clock to %ld Hz\n", tx_clk_rate); - ret = clk_set_rate(gmac->tx_clk, tx_clk_rate); - if (ret) - dev_err(gmac->dev, "Can't set tx clock\n"); -} - static int s32_dwmac_probe(struct platform_device *pdev) { struct plat_stmmacenet_data *plat; @@ -172,7 +154,9 @@ static int s32_dwmac_probe(struct platform_device *pdev) plat->init = s32_gmac_init; plat->exit = s32_gmac_exit; - plat->fix_mac_speed = s32_fix_mac_speed; + + plat->clk_tx_i = gmac->tx_clk; + plat->set_clk_tx_rate = stmmac_set_clk_tx_rate; plat->bsp_priv = gmac; From patchwork Thu Feb 27 09:16:49 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13993988 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 CF5BAC021BE for ; Thu, 27 Feb 2025 09:26:16 +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=rbFSLdJ2BXUSUV0YgnQ7knSt3ShZinjE3OWChyPJm3A=; b=Jo9JIVQ2fmWZ6J+tS906mIucnu tt8FmUg7XqDTlsnOB29/Apq4LFdnx7HM/9V0abLOKSb6GlyKEaGmQ3aRgJMYnNrXrBCywalVzN6wM +O6JEnPMfM6NW2108XQkwh/aqyNgNvMaC1n6wlCHp/8K+thJPRkG9cVW+A++iPa2UqhnAwC9fq36D tqLaKeziEt1tzVOGVmncFSOEDpK75uoeGAuL9Dw87zsUcbtl0cuXXDBKewfUz8tSXNfsfHix2tq9G yoEwi4iWCBmKSmcx7X/jEd7KyLqZ5GvaIgjAnl44ZBIk5qEco6yPyb72unbVtq9MTa5GGtx+c3t3+ Hka3nMWw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tna9e-00000006r6C-2Zgh; Thu, 27 Feb 2025 09:26:06 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tna14-00000006pjg-3QLq for linux-arm-kernel@lists.infradead.org; Thu, 27 Feb 2025 09:17:15 +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=rbFSLdJ2BXUSUV0YgnQ7knSt3ShZinjE3OWChyPJm3A=; b=wneBXL4myqrbXgSp27MjRW6cUo YBO153FUjsqljzategPT1Xj8e0bx4ZGDJMA4791tOV+MlDRDOCTGaHnlKqycZ3PEdMHrGZvtfInhD +JbJSANOznoyzkSn0OVsonXNYxy7PtmqJObEmw88aUXW6IP+asiN5oIrhtUFWJOXzCzr0PlPMn5fv FyP7ki+0Idexo0FqhyYTu/2vl9enz7hA4ZDYsdPfDEieBA/mLz+ITFoWFtWGu2uL+RQIl+Tv5ahsU SsvMf0gpEbM+ysS2Wwzr9+QF+nalVbt9FlsVvaqLMenKC0vUiPbcmt/hmHojyeeUOVBmCsp6DAcQf f4SWjabw==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:45376 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 1tna0z-0006cq-1H; Thu, 27 Feb 2025 09:17:09 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0f-0052sw-8r; Thu, 27 Feb 2025 09:16:49 +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-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 06/11] net: stmmac: intel: use generic stmmac_set_clk_tx_rate() MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:49 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011714_852163_CD8ACEE7 X-CRM114-Status: GOOD ( 13.13 ) 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 Use the generic stmmac_set_clk_tx_rate() to configure the MAC transmit clock. Note that given the current unpatched driver structure, plat_dat->fix_mac_speed will always be populated with kmb_eth_fix_mac_speed(), even when no clock is present. We preserve this behaviour in this patch by always initialising plat_dat->clk_tx_i and plat_dat->set_clk_tx_rate. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- .../stmicro/stmmac/dwmac-intel-plat.c | 24 +++---------------- 1 file changed, 3 insertions(+), 21 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c index 0591756a2100..599def7b3a64 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c @@ -22,31 +22,12 @@ struct intel_dwmac { }; struct intel_dwmac_data { - void (*fix_mac_speed)(void *priv, int speed, unsigned int mode); unsigned long ptp_ref_clk_rate; unsigned long tx_clk_rate; bool tx_clk_en; }; -static void kmb_eth_fix_mac_speed(void *priv, int speed, unsigned int mode) -{ - struct intel_dwmac *dwmac = priv; - long rate; - int ret; - - rate = rgmii_clock(speed); - if (rate < 0) { - dev_err(dwmac->dev, "Invalid speed\n"); - return; - } - - ret = clk_set_rate(dwmac->tx_clk, rate); - if (ret) - dev_err(dwmac->dev, "Failed to configure tx clock rate\n"); -} - static const struct intel_dwmac_data kmb_data = { - .fix_mac_speed = kmb_eth_fix_mac_speed, .ptp_ref_clk_rate = 200000000, .tx_clk_rate = 125000000, .tx_clk_en = true, @@ -89,8 +70,6 @@ static int intel_eth_plat_probe(struct platform_device *pdev) * platform_match(). */ dwmac->data = device_get_match_data(&pdev->dev); - if (dwmac->data->fix_mac_speed) - plat_dat->fix_mac_speed = dwmac->data->fix_mac_speed; /* Enable TX clock */ if (dwmac->data->tx_clk_en) { @@ -132,6 +111,9 @@ static int intel_eth_plat_probe(struct platform_device *pdev) } } + plat_dat->clk_tx_i = dwmac->tx_clk; + plat_dat->set_clk_tx_rate = stmmac_set_clk_tx_rate; + plat_dat->bsp_priv = dwmac; plat_dat->eee_usecs_rate = plat_dat->clk_ptp_rate; From patchwork Thu Feb 27 09:16:54 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13993989 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 2F770C19F2E for ; 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Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:38762 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 1tna14-0006dC-2R; Thu, 27 Feb 2025 09:17:14 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0k-0052t2-Cc; Thu, 27 Feb 2025 09:16:54 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn , Heiner Kallweit Cc: Alexandre Torgue , Andrew Lunn , "David S. Miller" , Eric Dumazet , Fabio Estevam , imx@lists.linux.dev, Jakub Kicinski , linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni , Pengutronix Kernel Team , Sascha Hauer , Shawn Guo Subject: [PATCH net-next 07/11] net: stmmac: imx: use generic stmmac_set_clk_tx_rate() MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:54 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011719_625891_4F598E0E X-CRM114-Status: GOOD ( 14.10 ) 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 Convert non-i.MX93 users to use the generic stmmac_set_clk_tx_rate() to configure the MAC transmit clock rate. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- .../net/ethernet/stmicro/stmmac/dwmac-imx.c | 21 +++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c index 610204b51e3f..5d279fa54b3e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c @@ -192,6 +192,19 @@ static void imx_dwmac_exit(struct platform_device *pdev, void *priv) /* nothing to do now */ } +static int imx_dwmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed) +{ + struct imx_priv_data *dwmac = bsp_priv; + + interface = dwmac->plat_dat->mac_interface; + if (interface == PHY_INTERFACE_MODE_RMII || + interface == PHY_INTERFACE_MODE_MII) + return 0; + + return stmmac_set_clk_tx_rate(bsp_priv, clk_tx_i, interface, speed); +} + static void imx_dwmac_fix_speed(void *priv, int speed, unsigned int mode) { struct plat_stmmacenet_data *plat_dat; @@ -358,7 +371,6 @@ static int imx_dwmac_probe(struct platform_device *pdev) plat_dat->init = imx_dwmac_init; plat_dat->exit = imx_dwmac_exit; plat_dat->clks_config = imx_dwmac_clks_config; - plat_dat->fix_mac_speed = imx_dwmac_fix_speed; plat_dat->bsp_priv = dwmac; dwmac->plat_dat = plat_dat; dwmac->base_addr = stmmac_res.addr; @@ -371,8 +383,13 @@ static int imx_dwmac_probe(struct platform_device *pdev) if (ret) goto err_dwmac_init; - if (dwmac->ops->fix_mac_speed) + if (dwmac->ops->fix_mac_speed) { plat_dat->fix_mac_speed = dwmac->ops->fix_mac_speed; + } else if (!dwmac->ops->mac_rgmii_txclk_auto_adj) { + plat_dat->clk_tx_i = dwmac->clk_tx; + plat_dat->set_clk_tx_rate = imx_dwmac_set_clk_tx_rate; + } + dwmac->plat_dat->fix_soc_reset = dwmac->ops->fix_soc_reset; ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); From patchwork Thu Feb 27 09:16:59 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13993990 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 3C15AC021BE for ; 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Miller" , Eric Dumazet , Jakub Kicinski , linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 08/11] net: stmmac: rk: switch to use set_clk_tx_rate() hook MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:16:59 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011724_175036_3FE69351 X-CRM114-Status: GOOD ( 11.47 ) 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 Switch from using the fix_mac_speed() hook to set_clk_tx_rate() to manage the transmit clock. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index 83d104a274c5..003fa5cf42c3 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -1920,9 +1920,10 @@ static void rk_gmac_powerdown(struct rk_priv_data *gmac) gmac_clk_enable(gmac, false); } -static void rk_fix_speed(void *priv, int speed, unsigned int mode) +static int rk_set_clk_tx_rate(void *bsp_priv_, struct clk *clk_tx_i, + phy_interface_t interface, int speed) { - struct rk_priv_data *bsp_priv = priv; + struct rk_priv_data *bsp_priv = bsp_priv_; struct device *dev = &bsp_priv->pdev->dev; switch (bsp_priv->phy_iface) { @@ -1940,6 +1941,8 @@ static void rk_fix_speed(void *priv, int speed, unsigned int mode) default: dev_err(dev, "unsupported interface %d", bsp_priv->phy_iface); } + + return 0; } static int rk_gmac_probe(struct platform_device *pdev) @@ -1968,7 +1971,8 @@ static int rk_gmac_probe(struct platform_device *pdev) */ if (!plat_dat->has_gmac4) plat_dat->has_gmac = true; - plat_dat->fix_mac_speed = rk_fix_speed; + + plat_dat->set_clk_tx_rate = rk_set_clk_tx_rate; plat_dat->bsp_priv = rk_gmac_setup(pdev, plat_dat, data); if (IS_ERR(plat_dat->bsp_priv)) From patchwork Thu Feb 27 09:17:04 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13993991 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 8C8D9C19F2E for ; Thu, 27 Feb 2025 09:30:58 +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=d0ZbMy4p+KTtbwsU/BR1wCC/2lakW8Pk7WJBqfnp+Fc=; b=SR6oYKyjmZtFFJnEHEm1XQZpVx R7TOXmsHveV616dnMhvnWgK8ubCBuH34JZNe9aSu1iDSFgV9vaPwoNEzathIkBAmHccT2cQKC8Tvt pwnrAaM3LNd4A17bTBbsN/Q9U6vHiYXiO9dwQgeoCeH4uD2hB3Se0r0AKZMFRVRLaMcapRtFnD42c ztYKLdK1Gd5W3dJKRCL98sJ/87ZDF09KZN7hLIntiCXqnwOQ5KDDe34O0C/WOTNEAFMhTfh3wxtQL 8P8To90wYQkEBs8Qr3YPCvYxv58vqDx+cJv0yT64e8m5yGvERzCfh9Zc9ybgYr2uBxab6N/5tgJ1Z +6l+IgmQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnaEB-00000006rpm-2krG; Thu, 27 Feb 2025 09:30:47 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tna1I-00000006pp9-30bR for linux-arm-kernel@lists.infradead.org; Thu, 27 Feb 2025 09:17:29 +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=d0ZbMy4p+KTtbwsU/BR1wCC/2lakW8Pk7WJBqfnp+Fc=; b=gL7xQh5uQB8sVK9zwRoUrMfQrE TS6a7qQ7LjwLDqPHwUgbLpD8ahhwwHfl6sn1WxRPBEZxMlqvNg5rGEq8Y9I4afJSfJcFRyL6rIE/U N7qey8YHNIdyatVyJPdtVzC35TZXWZbPzta6l/W8TbLYdpnSxAsj2nfMhNPPdlCBaDfbajgrgaZQw sF3qB2XMdNU2qkNdLlYNKceIdf4xrjzupOqQZdozGL2a5YpKmAHm+rHRS+pOiNLMAZQtM/dX3dee6 SmYZD9+vGi/WikR0Vsi+9bbicQ/mM169h2ryEoz5f42+X4kD7UdKj/0O6+g7iBJghsqTcJU48Q/sY JqDzVN1w==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:38316 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 1tna1E-0006dl-21; Thu, 27 Feb 2025 09:17:24 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0u-0052tH-KQ; Thu, 27 Feb 2025 09:17:04 +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-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 09/11] net: stmmac: ipq806x: switch to use set_clk_tx_rate() hook MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:17:04 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011728_751862_C54D64A9 X-CRM114-Status: GOOD ( 10.10 ) 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 Switch from using the fix_mac_speed() hook to set_clk_tx_rate() to manage the transmit clock. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c index 7f4b9c1cc32b..0a9c137cc4e6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c @@ -260,11 +260,12 @@ static int ipq806x_gmac_of_parse(struct ipq806x_gmac *gmac) return PTR_ERR_OR_ZERO(gmac->qsgmii_csr); } -static void ipq806x_gmac_fix_mac_speed(void *priv, int speed, unsigned int mode) +static int ipq806x_gmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed) { - struct ipq806x_gmac *gmac = priv; + struct ipq806x_gmac *gmac = bsp_priv; - ipq806x_gmac_set_speed(gmac, speed); + return ipq806x_gmac_set_speed(gmac, speed); } static int @@ -478,7 +479,7 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) plat_dat->has_gmac = true; plat_dat->bsp_priv = gmac; - plat_dat->fix_mac_speed = ipq806x_gmac_fix_mac_speed; + plat_dat->set_clk_tx_rate = ipq806x_gmac_set_clk_tx_rate; plat_dat->multicast_filter_bins = 0; plat_dat->tx_fifo_size = 8192; plat_dat->rx_fifo_size = 8192; From patchwork Thu Feb 27 09:17:09 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13994004 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 277ABC1B087 for ; Thu, 27 Feb 2025 09:32:31 +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=iWnPECP85hSj80bfwjHgzvvanWg0iFIEd3mo6R2Ssbs=; b=kU8151lnlK2aSHxuG2ljxlSMNx pZ9jN8h80CuPNMv9a8C+FnLGSdIVcGby47R2ghDP0RDml5kBwdOl39ostj11sEvBAXzx3f+YIMl10 Cgt9a7wf/amegOMkAKK2jQAXQX2ejvGSOukWnV7u4Bpt8rmStpA3+Pw+4xEkh3j9/gibzWzvmgRnA zxMKx8BGnmrHygsnQ+GYop0oPKPjawI8ojvAhTuuE99znnAhHrKB0IZWR7LUkSFvGAvALI7sR3vhT 80T4qbcfl7UfnsolgI+8Eob1H5e6cHm7JE/8mZco68S52NwDeHwDpEnbhnkdDxBDM89SHeEb9EvCc KYZM+1jQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnaFh-00000006s5C-3Idm; Thu, 27 Feb 2025 09:32:21 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tna1Q-00000006pqG-0dKZ; Thu, 27 Feb 2025 09:17:37 +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=iWnPECP85hSj80bfwjHgzvvanWg0iFIEd3mo6R2Ssbs=; b=xikXrqHkwfP9GNCfi+BVPe4Nwb et0s7E0VCYJN5fG5eKUAMEBzd8HRWpsJWXrejf7FZcFOlaKtEZLJyOZS+U2/bgVFWk3NAQjm8/MSW 54rMdQbA2MxWIyuyFfMHqwWwXeUI+l3WblBMxYoSqhkWdQ0DUQIoTzZEX+kxOyGOWVojGo+5cqrrl 6JixAOyo2xnOSx0GGBCY85hdzpsxDGGXHnjczs5SIbxTLziNXdhmC0smmLucsyqu7dYigWX7FmX/n 41lEkpEbCTnga4KiuigfVyZ3zs7oH6nX25Dhmvnqhppy/NOZKaKUN16AitEd5o9OmvOYkBts1/cRP xSsOsYLQ==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:38326 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 1tna1J-0006e3-2Q; Thu, 27 Feb 2025 09:17:29 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna0z-0052tN-O1; Thu, 27 Feb 2025 09:17:09 +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 , Jerome Brunet , Kevin Hilman , linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Martin Blumenstingl , Maxime Coquelin , Neil Armstrong , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 10/11] net: stmmac: meson: switch to use set_clk_tx_rate() hook MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:17:09 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011736_195341_13F59618 X-CRM114-Status: GOOD ( 11.48 ) 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 Switch from using the fix_mac_speed() hook to set_clk_tx_rate() to manage the transmit clock. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- drivers/net/ethernet/stmicro/stmmac/dwmac-meson.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson.c index b115b7873cef..07c504d07604 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson.c @@ -22,9 +22,10 @@ struct meson_dwmac { void __iomem *reg; }; -static void meson6_dwmac_fix_mac_speed(void *priv, int speed, unsigned int mode) +static int meson6_dwmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed) { - struct meson_dwmac *dwmac = priv; + struct meson_dwmac *dwmac = bsp_priv; unsigned int val; val = readl(dwmac->reg); @@ -39,6 +40,8 @@ static void meson6_dwmac_fix_mac_speed(void *priv, int speed, unsigned int mode) } writel(val, dwmac->reg); + + return 0; } static int meson6_dwmac_probe(struct platform_device *pdev) @@ -65,7 +68,7 @@ static int meson6_dwmac_probe(struct platform_device *pdev) return PTR_ERR(dwmac->reg); plat_dat->bsp_priv = dwmac; - plat_dat->fix_mac_speed = meson6_dwmac_fix_mac_speed; + plat_dat->set_clk_tx_rate = meson6_dwmac_set_clk_tx_rate; return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); } From patchwork Thu Feb 27 09:17:14 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Russell King (Oracle)" X-Patchwork-Id: 13994005 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 D9194C021BE for ; Thu, 27 Feb 2025 09:34:05 +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=ufZqnl34vm+Pc3lq/GZFpFx8vvNtFX+vITx7KqbOkWc=; b=2GIBxV1ivb1gQSI0DH4jxbCc4p pFQzUecpuF6cG56K2/yozc5oShh9YgcFaC85+T3wCm3T2vH2OJ60Kqbmh89kI5xIMHLCnEhD8wqfj 62h1cifbCOZYSwSvKgN8hm0VhjwMtV3Tpj7CROtSd2WEE2bFhzQ+9a5Q6k4ufZZ46LSKf/pxh4HLG T7JJigJ2xkivRhBSLVTCON50fD4lV40BAoHWc8xO/RhbpcSYIL44I/lCuTwcketJ5Wp7RuACk3FRX aEfOXMA0V4mlwS4OFcKPVD0RMCn7O69Qt/Wig0QXugfb/57+lbA+M5qhbLmw9NgoqyJ90+SChNDmx uCrO2wuw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tnaHC-00000006sLY-1oEz; Thu, 27 Feb 2025 09:33:54 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tna1W-00000006prT-25xO; Thu, 27 Feb 2025 09:17:43 +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=ufZqnl34vm+Pc3lq/GZFpFx8vvNtFX+vITx7KqbOkWc=; b=Cu0S5ynVTtTZxDgbsXX8fgD9Pf iCbv2qYrqpBlzm2jdjz8Lf2cwvZOvlriYf2nXoV65RT4m2GcPFqwxrBWj9tPGMnYLzRb40RTAErcv yrDjd51be6Xot7fWRCTUjhrFULrwoWHYpdCPihoOPmkZDuMyxl3QP7OGELscLIFPPl5fvaTRdSc5B uCZ8H83Kb8xkDCZmPiCJhg0FUQ3SHbVCNj4bqN/cp9iZ2TbUtBl6Xu0NL2OHRiwKMo4mZr6YTpyrU kkVtFRioqKVS55ri5MiPhJmvjEJCtQZJmoHpEPj6OsEjrCpwUpktLQOwOji8mtu52ojl6GcBoLRcD 4vFlmDYg==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:37578 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 1tna1O-0006eI-36; Thu, 27 Feb 2025 09:17:35 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1tna14-0052tT-S4; Thu, 27 Feb 2025 09:17:14 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn , Heiner Kallweit Cc: Alexandre Torgue , Andrew Lunn , "David S. Miller" , Drew Fustini , Eric Dumazet , Fu Wei , Guo Ren , Jakub Kicinski , linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, Maxime Coquelin , netdev@vger.kernel.org, Paolo Abeni Subject: [PATCH net-next 11/11] net: stmmac: thead: switch to use set_clk_tx_rate() hook MIME-Version: 1.0 Content-Disposition: inline Message-Id: Date: Thu, 27 Feb 2025 09:17:14 +0000 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250227_011742_536980_6B753FAD X-CRM114-Status: GOOD ( 11.50 ) 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 Switch from using the fix_mac_speed() hook to set_clk_tx_rate() to manage the transmit clock. Signed-off-by: Russell King (Oracle) Reviewed-by: Andrew Lunn --- .../net/ethernet/stmicro/stmmac/dwmac-thead.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-thead.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-thead.c index f9f2bd65959f..c72ee759aae5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-thead.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-thead.c @@ -101,10 +101,11 @@ static int thead_dwmac_set_txclk_dir(struct plat_stmmacenet_data *plat) return 0; } -static void thead_dwmac_fix_speed(void *priv, int speed, unsigned int mode) +static int thead_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed) { + struct thead_dwmac *dwmac = bsp_priv; struct plat_stmmacenet_data *plat; - struct thead_dwmac *dwmac = priv; unsigned long rate; long tx_rate; u32 div, reg; @@ -114,7 +115,7 @@ static void thead_dwmac_fix_speed(void *priv, int speed, unsigned int mode) switch (plat->mac_interface) { /* For MII, rxc/txc is provided by phy */ case PHY_INTERFACE_MODE_MII: - return; + return 0; case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: @@ -127,23 +128,24 @@ static void thead_dwmac_fix_speed(void *priv, int speed, unsigned int mode) tx_rate = rgmii_clock(speed); if (tx_rate < 0) { dev_err(dwmac->dev, "invalid speed %d\n", speed); - return; + return tx_rate; } div = rate / tx_rate; if (rate != tx_rate * div) { dev_err(dwmac->dev, "invalid gmac rate %lu\n", rate); - return; + return -EINVAL; } reg = FIELD_PREP(GMAC_PLLCLK_DIV_EN, 1) | FIELD_PREP(GMAC_PLLCLK_DIV_NUM, div); writel(reg, dwmac->apb_base + GMAC_PLLCLK_DIV); - break; + return 0; + default: dev_err(dwmac->dev, "unsupported phy interface %d\n", plat->mac_interface); - return; + return -EINVAL; } } @@ -235,7 +237,7 @@ static int thead_dwmac_probe(struct platform_device *pdev) dwmac->plat = plat; dwmac->apb_base = apb; plat->bsp_priv = dwmac; - plat->fix_mac_speed = thead_dwmac_fix_speed; + plat->set_clk_tx_rate = thead_set_clk_tx_rate; plat->init = thead_dwmac_init; return devm_stmmac_pltfr_probe(pdev, plat, &stmmac_res);