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[92.34.204.253]) by smtp.gmail.com with ESMTPSA id x2sm3296300lji.27.2022.02.11.14.34.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Feb 2022 14:34:53 -0800 (PST) From: Linus Walleij To: linux-arm-kernel@lists.infradead.org, Imre Kaloz , Krzysztof Halasa Cc: Linus Walleij , "David S . Miller" , Jakub Kicinski , netdev@vger.kernel.org Subject: [PATCH 08/13 v2] net: ixp4xx_eth: Drop platform data support Date: Fri, 11 Feb 2022 23:32:33 +0100 Message-Id: <20220211223238.648934-9-linus.walleij@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220211223238.648934-1-linus.walleij@linaro.org> References: <20220211223238.648934-1-linus.walleij@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org All IXP4xx platforms are converted to device tree, the platform data path is no longer used. Drop the code and custom include, confine the driver in its own file. Depend on OF and remove ifdefs around this, as we are all probing from OF now. Cc: David S. Miller Cc: Jakub Kicinski Cc: netdev@vger.kernel.org Signed-off-by: Linus Walleij --- ChangeLog v1->v2: - Delete a small chunk of code I missed Network maintainers: I'm looking for an ACK to take this change through ARM SoC along with other changes removing these accessor functions. --- drivers/net/ethernet/xscale/Kconfig | 4 +- drivers/net/ethernet/xscale/ixp4xx_eth.c | 85 ++++++------------------ include/linux/platform_data/eth_ixp4xx.h | 21 ------ 3 files changed, 21 insertions(+), 89 deletions(-) delete mode 100644 include/linux/platform_data/eth_ixp4xx.h diff --git a/drivers/net/ethernet/xscale/Kconfig b/drivers/net/ethernet/xscale/Kconfig index 0e878fa6e322..b33f64c54b0e 100644 --- a/drivers/net/ethernet/xscale/Kconfig +++ b/drivers/net/ethernet/xscale/Kconfig @@ -20,9 +20,9 @@ if NET_VENDOR_XSCALE config IXP4XX_ETH tristate "Intel IXP4xx Ethernet support" - depends on ARM && ARCH_IXP4XX && IXP4XX_NPE && IXP4XX_QMGR + depends on ARM && ARCH_IXP4XX && IXP4XX_NPE && IXP4XX_QMGR && OF select PHYLIB - select OF_MDIO if OF + select OF_MDIO select NET_PTP_CLASSIFY help Say Y here if you want to use built-in Ethernet ports diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c index df77a22d1b81..d947955621ee 100644 --- a/drivers/net/ethernet/xscale/ixp4xx_eth.c +++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c @@ -30,7 +30,6 @@ #include #include #include -#include #include #include #include @@ -38,6 +37,11 @@ #include #include #include +#include + +#define IXP4XX_ETH_NPEA 0x00 +#define IXP4XX_ETH_NPEB 0x10 +#define IXP4XX_ETH_NPEC 0x20 #include "ixp46x_ts.h" @@ -147,6 +151,16 @@ typedef void buffer_t; #define free_buffer_irq kfree #endif +/* Information about built-in Ethernet MAC interfaces */ +struct eth_plat_info { + u8 phy; /* MII PHY ID, 0 - 31 */ + u8 rxq; /* configurable, currently 0 - 31 only */ + u8 txreadyq; + u8 hwaddr[6]; + u8 npe; /* NPE instance used by this interface */ + bool has_mdio; /* If this instance has an MDIO bus */ +}; + struct eth_regs { u32 tx_control[2], __res1[2]; /* 000 */ u32 rx_control[2], __res2[2]; /* 010 */ @@ -1366,7 +1380,6 @@ static const struct net_device_ops ixp4xx_netdev_ops = { .ndo_validate_addr = eth_validate_addr, }; -#ifdef CONFIG_OF static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) { struct device_node *np = dev->of_node; @@ -1417,12 +1430,6 @@ static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) return plat; } -#else -static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) -{ - return NULL; -} -#endif static int ixp4xx_eth_probe(struct platform_device *pdev) { @@ -1434,49 +1441,9 @@ static int ixp4xx_eth_probe(struct platform_device *pdev) struct port *port; int err; - if (np) { - plat = ixp4xx_of_get_platdata(dev); - if (!plat) - return -ENODEV; - } else { - plat = dev_get_platdata(dev); - if (!plat) - return -ENODEV; - plat->npe = pdev->id; - switch (plat->npe) { - case IXP4XX_ETH_NPEA: - /* If the MDIO bus is not up yet, defer probe */ - break; - case IXP4XX_ETH_NPEB: - /* On all except IXP43x, NPE-B is used for the MDIO bus. - * If there is no NPE-B in the feature set, bail out, - * else we have the MDIO bus here. - */ - if (!cpu_is_ixp43x()) { - if (!(ixp4xx_read_feature_bits() & - IXP4XX_FEATURE_NPEB_ETH0)) - return -ENODEV; - /* Else register the MDIO bus on NPE-B */ - plat->has_mdio = true; - } - break; - case IXP4XX_ETH_NPEC: - /* IXP43x lacks NPE-B and uses NPE-C for the MDIO bus - * access, if there is no NPE-C, no bus, nothing works, - * so bail out. - */ - if (cpu_is_ixp43x()) { - if (!(ixp4xx_read_feature_bits() & - IXP4XX_FEATURE_NPEC_ETH)) - return -ENODEV; - /* Else register the MDIO bus on NPE-B */ - plat->has_mdio = true; - } - break; - default: - return -ENODEV; - } - } + plat = ixp4xx_of_get_platdata(dev); + if (!plat) + return -ENODEV; if (!(ndev = devm_alloc_etherdev(dev, sizeof(struct port)))) return -ENOMEM; @@ -1530,21 +1497,7 @@ static int ixp4xx_eth_probe(struct platform_device *pdev) __raw_writel(DEFAULT_CORE_CNTRL, &port->regs->core_control); udelay(50); - if (np) { - phydev = of_phy_get_and_connect(ndev, np, ixp4xx_adjust_link); - } else { - phydev = mdiobus_get_phy(mdio_bus, plat->phy); - if (!phydev) { - err = -ENODEV; - dev_err(dev, "could not connect phydev (%d)\n", err); - goto err_free_mem; - } - err = phy_connect_direct(ndev, phydev, ixp4xx_adjust_link, - PHY_INTERFACE_MODE_MII); - if (err) - goto err_free_mem; - - } + phydev = of_phy_get_and_connect(ndev, np, ixp4xx_adjust_link); if (!phydev) { err = -ENODEV; dev_err(dev, "no phydev\n"); diff --git a/include/linux/platform_data/eth_ixp4xx.h b/include/linux/platform_data/eth_ixp4xx.h deleted file mode 100644 index 114b0940729f..000000000000 --- a/include/linux/platform_data/eth_ixp4xx.h +++ /dev/null @@ -1,21 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __PLATFORM_DATA_ETH_IXP4XX -#define __PLATFORM_DATA_ETH_IXP4XX - -#include - -#define IXP4XX_ETH_NPEA 0x00 -#define IXP4XX_ETH_NPEB 0x10 -#define IXP4XX_ETH_NPEC 0x20 - -/* Information about built-in Ethernet MAC interfaces */ -struct eth_plat_info { - u8 phy; /* MII PHY ID, 0 - 31 */ - u8 rxq; /* configurable, currently 0 - 31 only */ - u8 txreadyq; - u8 hwaddr[6]; - u8 npe; /* NPE instance used by this interface */ - bool has_mdio; /* If this instance has an MDIO bus */ -}; - -#endif -- 2.34.1 From mboxrd@z Thu Jan 1 00:00:00 1970 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 E0566C433EF for ; Fri, 11 Feb 2022 22:39:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From: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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[92.34.204.253]) by smtp.gmail.com with ESMTPSA id x2sm3296300lji.27.2022.02.11.14.34.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Feb 2022 14:34:53 -0800 (PST) From: Linus Walleij To: linux-arm-kernel@lists.infradead.org, Imre Kaloz , Krzysztof Halasa Cc: Linus Walleij , "David S . Miller" , Jakub Kicinski , netdev@vger.kernel.org Subject: [PATCH 08/13 v2] net: ixp4xx_eth: Drop platform data support Date: Fri, 11 Feb 2022 23:32:33 +0100 Message-Id: <20220211223238.648934-9-linus.walleij@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220211223238.648934-1-linus.walleij@linaro.org> References: <20220211223238.648934-1-linus.walleij@linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220211_143458_203612_3195DE83 X-CRM114-Status: GOOD ( 25.31 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org All IXP4xx platforms are converted to device tree, the platform data path is no longer used. Drop the code and custom include, confine the driver in its own file. Depend on OF and remove ifdefs around this, as we are all probing from OF now. Cc: David S. Miller Cc: Jakub Kicinski Cc: netdev@vger.kernel.org Signed-off-by: Linus Walleij --- ChangeLog v1->v2: - Delete a small chunk of code I missed Network maintainers: I'm looking for an ACK to take this change through ARM SoC along with other changes removing these accessor functions. --- drivers/net/ethernet/xscale/Kconfig | 4 +- drivers/net/ethernet/xscale/ixp4xx_eth.c | 85 ++++++------------------ include/linux/platform_data/eth_ixp4xx.h | 21 ------ 3 files changed, 21 insertions(+), 89 deletions(-) delete mode 100644 include/linux/platform_data/eth_ixp4xx.h diff --git a/drivers/net/ethernet/xscale/Kconfig b/drivers/net/ethernet/xscale/Kconfig index 0e878fa6e322..b33f64c54b0e 100644 --- a/drivers/net/ethernet/xscale/Kconfig +++ b/drivers/net/ethernet/xscale/Kconfig @@ -20,9 +20,9 @@ if NET_VENDOR_XSCALE config IXP4XX_ETH tristate "Intel IXP4xx Ethernet support" - depends on ARM && ARCH_IXP4XX && IXP4XX_NPE && IXP4XX_QMGR + depends on ARM && ARCH_IXP4XX && IXP4XX_NPE && IXP4XX_QMGR && OF select PHYLIB - select OF_MDIO if OF + select OF_MDIO select NET_PTP_CLASSIFY help Say Y here if you want to use built-in Ethernet ports diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c index df77a22d1b81..d947955621ee 100644 --- a/drivers/net/ethernet/xscale/ixp4xx_eth.c +++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c @@ -30,7 +30,6 @@ #include #include #include -#include #include #include #include @@ -38,6 +37,11 @@ #include #include #include +#include + +#define IXP4XX_ETH_NPEA 0x00 +#define IXP4XX_ETH_NPEB 0x10 +#define IXP4XX_ETH_NPEC 0x20 #include "ixp46x_ts.h" @@ -147,6 +151,16 @@ typedef void buffer_t; #define free_buffer_irq kfree #endif +/* Information about built-in Ethernet MAC interfaces */ +struct eth_plat_info { + u8 phy; /* MII PHY ID, 0 - 31 */ + u8 rxq; /* configurable, currently 0 - 31 only */ + u8 txreadyq; + u8 hwaddr[6]; + u8 npe; /* NPE instance used by this interface */ + bool has_mdio; /* If this instance has an MDIO bus */ +}; + struct eth_regs { u32 tx_control[2], __res1[2]; /* 000 */ u32 rx_control[2], __res2[2]; /* 010 */ @@ -1366,7 +1380,6 @@ static const struct net_device_ops ixp4xx_netdev_ops = { .ndo_validate_addr = eth_validate_addr, }; -#ifdef CONFIG_OF static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) { struct device_node *np = dev->of_node; @@ -1417,12 +1430,6 @@ static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) return plat; } -#else -static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) -{ - return NULL; -} -#endif static int ixp4xx_eth_probe(struct platform_device *pdev) { @@ -1434,49 +1441,9 @@ static int ixp4xx_eth_probe(struct platform_device *pdev) struct port *port; int err; - if (np) { - plat = ixp4xx_of_get_platdata(dev); - if (!plat) - return -ENODEV; - } else { - plat = dev_get_platdata(dev); - if (!plat) - return -ENODEV; - plat->npe = pdev->id; - switch (plat->npe) { - case IXP4XX_ETH_NPEA: - /* If the MDIO bus is not up yet, defer probe */ - break; - case IXP4XX_ETH_NPEB: - /* On all except IXP43x, NPE-B is used for the MDIO bus. - * If there is no NPE-B in the feature set, bail out, - * else we have the MDIO bus here. - */ - if (!cpu_is_ixp43x()) { - if (!(ixp4xx_read_feature_bits() & - IXP4XX_FEATURE_NPEB_ETH0)) - return -ENODEV; - /* Else register the MDIO bus on NPE-B */ - plat->has_mdio = true; - } - break; - case IXP4XX_ETH_NPEC: - /* IXP43x lacks NPE-B and uses NPE-C for the MDIO bus - * access, if there is no NPE-C, no bus, nothing works, - * so bail out. - */ - if (cpu_is_ixp43x()) { - if (!(ixp4xx_read_feature_bits() & - IXP4XX_FEATURE_NPEC_ETH)) - return -ENODEV; - /* Else register the MDIO bus on NPE-B */ - plat->has_mdio = true; - } - break; - default: - return -ENODEV; - } - } + plat = ixp4xx_of_get_platdata(dev); + if (!plat) + return -ENODEV; if (!(ndev = devm_alloc_etherdev(dev, sizeof(struct port)))) return -ENOMEM; @@ -1530,21 +1497,7 @@ static int ixp4xx_eth_probe(struct platform_device *pdev) __raw_writel(DEFAULT_CORE_CNTRL, &port->regs->core_control); udelay(50); - if (np) { - phydev = of_phy_get_and_connect(ndev, np, ixp4xx_adjust_link); - } else { - phydev = mdiobus_get_phy(mdio_bus, plat->phy); - if (!phydev) { - err = -ENODEV; - dev_err(dev, "could not connect phydev (%d)\n", err); - goto err_free_mem; - } - err = phy_connect_direct(ndev, phydev, ixp4xx_adjust_link, - PHY_INTERFACE_MODE_MII); - if (err) - goto err_free_mem; - - } + phydev = of_phy_get_and_connect(ndev, np, ixp4xx_adjust_link); if (!phydev) { err = -ENODEV; dev_err(dev, "no phydev\n"); diff --git a/include/linux/platform_data/eth_ixp4xx.h b/include/linux/platform_data/eth_ixp4xx.h deleted file mode 100644 index 114b0940729f..000000000000 --- a/include/linux/platform_data/eth_ixp4xx.h +++ /dev/null @@ -1,21 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __PLATFORM_DATA_ETH_IXP4XX -#define __PLATFORM_DATA_ETH_IXP4XX - -#include - -#define IXP4XX_ETH_NPEA 0x00 -#define IXP4XX_ETH_NPEB 0x10 -#define IXP4XX_ETH_NPEC 0x20 - -/* Information about built-in Ethernet MAC interfaces */ -struct eth_plat_info { - u8 phy; /* MII PHY ID, 0 - 31 */ - u8 rxq; /* configurable, currently 0 - 31 only */ - u8 txreadyq; - u8 hwaddr[6]; - u8 npe; /* NPE instance used by this interface */ - bool has_mdio; /* If this instance has an MDIO bus */ -}; - -#endif -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel