From patchwork Tue Nov 14 11:28:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kory Maincent X-Patchwork-Id: 13455181 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 DADA02420C; Tue, 14 Nov 2023 11:29:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="Jpg6DCuQ" Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::223]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5BF81BDA; Tue, 14 Nov 2023 03:28:56 -0800 (PST) Received: by mail.gandi.net (Postfix) with ESMTPSA id 27D9B6000F; Tue, 14 Nov 2023 11:28:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1699961335; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Zf35sOHFYIOY2HOVCtwWkmKHY/uNOiLiCC6UQaPPXNc=; b=Jpg6DCuQNepBQ4ydkDe8NOmP5JfeyerOs3olf2kzcrPfcpYj9YjXKwFfJrUYsZMvLVjDQ1 GnHo2donZGqmfpv+8O7pv0okw2n7d9Za7BIrVQsvwXRpaR5MfNPYp5Lqyw/wcfNEYlgEwy UCr2T5RIsc/rxYzRLENUh8UfYCqqr9G+XMi1jEFMjRvuLB97vwER2MP6ajuwFMYx6nE4bI DOcKhmf2SfPSLCY2ORTdFOBqYfMHm2/Dwq79UtXMzFPbhyNsBCOmLAzWaP5+Hap57E0SUW yeoOm/q5yhbdAKYALQNy3T5BtVu1iLKgRC/2FtunoNNVPmW0cXBKRrAfXnCYgw== From: Kory Maincent Date: Tue, 14 Nov 2023 12:28:32 +0100 Subject: [PATCH net-next v7 04/16] net: macb: Convert to ndo_hwtstamp_get() and ndo_hwtstamp_set() Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231114-feature_ptp_netnext-v7-4-472e77951e40@bootlin.com> References: <20231114-feature_ptp_netnext-v7-0-472e77951e40@bootlin.com> In-Reply-To: <20231114-feature_ptp_netnext-v7-0-472e77951e40@bootlin.com> To: Florian Fainelli , Broadcom internal kernel review list , Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Richard Cochran , Radu Pirea , Jay Vosburgh , Andy Gospodarek , Nicolas Ferre , Claudiu Beznea , Willem de Bruijn , Jonathan Corbet , Horatiu Vultur , UNGLinuxDriver@microchip.com, Simon Horman , Vladimir Oltean Cc: Thomas Petazzoni , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Maxime Chevallier , Kory Maincent X-Mailer: b4 0.12.4 X-GND-Sasl: kory.maincent@bootlin.com X-Patchwork-Delegate: kuba@kernel.org The hardware timestamping through ndo_eth_ioctl() is going away. Convert the macb driver to the new API before that can be removed. Signed-off-by: Kory Maincent Reviewed-by: Florian Fainelli --- drivers/net/ethernet/cadence/macb.h | 15 ++++++++---- drivers/net/ethernet/cadence/macb_main.c | 42 +++++++++++++++++++++++++------- drivers/net/ethernet/cadence/macb_ptp.c | 28 ++++++++------------- 3 files changed, 53 insertions(+), 32 deletions(-) diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h index 78c972bb1d96..aa5700ac9c00 100644 --- a/drivers/net/ethernet/cadence/macb.h +++ b/drivers/net/ethernet/cadence/macb.h @@ -1165,9 +1165,10 @@ struct macb_ptp_info { int (*get_ts_info)(struct net_device *dev, struct ethtool_ts_info *info); int (*get_hwtst)(struct net_device *netdev, - struct ifreq *ifr); + struct kernel_hwtstamp_config *tstamp_config); int (*set_hwtst)(struct net_device *netdev, - struct ifreq *ifr, int cmd); + struct kernel_hwtstamp_config *tstamp_config, + struct netlink_ext_ack *extack); }; struct macb_pm_data { @@ -1314,7 +1315,7 @@ struct macb { struct ptp_clock *ptp_clock; struct ptp_clock_info ptp_clock_info; struct tsu_incr tsu_incr; - struct hwtstamp_config tstamp_config; + struct kernel_hwtstamp_config tstamp_config; /* RX queue filer rule set*/ struct ethtool_rx_fs_list rx_fs_list; @@ -1363,8 +1364,12 @@ static inline void gem_ptp_do_rxstamp(struct macb *bp, struct sk_buff *skb, stru gem_ptp_rxstamp(bp, skb, desc); } -int gem_get_hwtst(struct net_device *dev, struct ifreq *rq); -int gem_set_hwtst(struct net_device *dev, struct ifreq *ifr, int cmd); + +int gem_get_hwtst(struct net_device *dev, + struct kernel_hwtstamp_config *tstamp_config); +int gem_set_hwtst(struct net_device *dev, + struct kernel_hwtstamp_config *tstamp_config, + struct netlink_ext_ack *extack); #else static inline void gem_ptp_init(struct net_device *ndev) { } static inline void gem_ptp_remove(struct net_device *ndev) { } diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index cebae0f418f2..898debfd4db3 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -3773,18 +3773,38 @@ static int macb_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) if (!netif_running(dev)) return -EINVAL; - if (bp->ptp_info) { - switch (cmd) { - case SIOCSHWTSTAMP: - return bp->ptp_info->set_hwtst(dev, rq, cmd); - case SIOCGHWTSTAMP: - return bp->ptp_info->get_hwtst(dev, rq); - } - } - return phylink_mii_ioctl(bp->phylink, rq, cmd); } +static int macb_hwtstamp_get(struct net_device *dev, + struct kernel_hwtstamp_config *cfg) +{ + struct macb *bp = netdev_priv(dev); + + if (!netif_running(dev)) + return -EINVAL; + + if (!bp->ptp_info) + return -EOPNOTSUPP; + + return bp->ptp_info->get_hwtst(dev, cfg); +} + +static int macb_hwtstamp_set(struct net_device *dev, + struct kernel_hwtstamp_config *cfg, + struct netlink_ext_ack *extack) +{ + struct macb *bp = netdev_priv(dev); + + if (!netif_running(dev)) + return -EINVAL; + + if (!bp->ptp_info) + return -EOPNOTSUPP; + + return bp->ptp_info->set_hwtst(dev, cfg, extack); +} + static inline void macb_set_txcsum_feature(struct macb *bp, netdev_features_t features) { @@ -3884,6 +3904,8 @@ static const struct net_device_ops macb_netdev_ops = { #endif .ndo_set_features = macb_set_features, .ndo_features_check = macb_features_check, + .ndo_hwtstamp_set = macb_hwtstamp_set, + .ndo_hwtstamp_get = macb_hwtstamp_get, }; /* Configure peripheral capabilities according to device tree @@ -4539,6 +4561,8 @@ static const struct net_device_ops at91ether_netdev_ops = { #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = at91ether_poll_controller, #endif + .ndo_hwtstamp_set = macb_hwtstamp_set, + .ndo_hwtstamp_get = macb_hwtstamp_get, }; static int at91ether_clk_init(struct platform_device *pdev, struct clk **pclk, diff --git a/drivers/net/ethernet/cadence/macb_ptp.c b/drivers/net/ethernet/cadence/macb_ptp.c index 51d26fa190d7..a63bf29c4fa8 100644 --- a/drivers/net/ethernet/cadence/macb_ptp.c +++ b/drivers/net/ethernet/cadence/macb_ptp.c @@ -374,19 +374,16 @@ static int gem_ptp_set_ts_mode(struct macb *bp, return 0; } -int gem_get_hwtst(struct net_device *dev, struct ifreq *rq) +int gem_get_hwtst(struct net_device *dev, + struct kernel_hwtstamp_config *tstamp_config) { - struct hwtstamp_config *tstamp_config; struct macb *bp = netdev_priv(dev); - tstamp_config = &bp->tstamp_config; + *tstamp_config = bp->tstamp_config; if ((bp->hw_dma_cap & HW_DMA_CAP_PTP) == 0) return -EOPNOTSUPP; - if (copy_to_user(rq->ifr_data, tstamp_config, sizeof(*tstamp_config))) - return -EFAULT; - else - return 0; + return 0; } static void gem_ptp_set_one_step_sync(struct macb *bp, u8 enable) @@ -401,22 +398,18 @@ static void gem_ptp_set_one_step_sync(struct macb *bp, u8 enable) macb_writel(bp, NCR, reg_val & ~MACB_BIT(OSSMODE)); } -int gem_set_hwtst(struct net_device *dev, struct ifreq *ifr, int cmd) +int gem_set_hwtst(struct net_device *dev, + struct kernel_hwtstamp_config *tstamp_config, + struct netlink_ext_ack *extack) { enum macb_bd_control tx_bd_control = TSTAMP_DISABLED; enum macb_bd_control rx_bd_control = TSTAMP_DISABLED; - struct hwtstamp_config *tstamp_config; struct macb *bp = netdev_priv(dev); u32 regval; - tstamp_config = &bp->tstamp_config; if ((bp->hw_dma_cap & HW_DMA_CAP_PTP) == 0) return -EOPNOTSUPP; - if (copy_from_user(tstamp_config, ifr->ifr_data, - sizeof(*tstamp_config))) - return -EFAULT; - switch (tstamp_config->tx_type) { case HWTSTAMP_TX_OFF: break; @@ -463,12 +456,11 @@ int gem_set_hwtst(struct net_device *dev, struct ifreq *ifr, int cmd) return -ERANGE; } + bp->tstamp_config = *tstamp_config; + if (gem_ptp_set_ts_mode(bp, tx_bd_control, rx_bd_control) != 0) return -ERANGE; - if (copy_to_user(ifr->ifr_data, tstamp_config, sizeof(*tstamp_config))) - return -EFAULT; - else - return 0; + return 0; }