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Thu, 20 Jun 2024 00:47:59 -0500 From: To: , , , , CC: Edward Cree , , , , , , , , , , , , , , , Subject: [PATCH v6 net-next 1/9] net: move ethtool-related netdev state into its own struct Date: Thu, 20 Jun 2024 06:47:04 +0100 Message-ID: <03163fb4a362a6f72fc423d6ca7d4e2d62577bcf.1718862050.git.ecree.xilinx@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Received-SPF: None (SATLEXMB04.amd.com: edward.cree@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF00001CDD:EE_|IA1PR12MB7760:EE_ X-MS-Office365-Filtering-Correlation-Id: 7db9695e-8e34-4b14-3899-08dc90ec8e4d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230037|1800799021|82310400023|36860700010|376011|7416011; X-Microsoft-Antispam-Message-Info: GHQwlPfs5dcvbLsXAPYI1h1TzJrljwc+H0o5q0xX0NXFICjOKtG0UqPi9pmn50+DW/q5MqVA4y25EbaMQWlbG/wH0+9gFSLn7mdg8Yw90/F2ThmCTDFSiSymHgRls8IYIJs9RTA1iqLvs4oWkx2ujm2sMh4b+Q4g+BYN2wl8vDbDrWxABQbEnnuQRUNrmFn0tzRvb4qhJxhvLNwGx3O5IMpQEhyPZcselKB8DYpWyt2AZD3s/+KzCtPgwR9S49mPrCzGTdxqUrUQmlslO+HU0NyvwKJcFc2bxLSx36g20ODXj5iGVBdhAs3yVeoTQAE91N3vDmPORS0MsuL8DEcthX3tQRwdDyXYuU9Ak8ge8ZFyQGwyEUWTdcHHJ5HaDaSf4MkMy3QPDrNM2n7hEHY5zkzemCPg0Xe3wB2G7t66azWPr//u8y2DINNexCKnOMYulePwjnYUEIFcmDFGqvyuZ7j2Ta/LDGeu6MfW60ILG1AUza5Nl7j6VrpcgWKA0WWrsmFaIibZAgWlje2w/zw7DtuLXLuR+dUwJHDcBQoypzu6xDMjjTNho8ADt+TmdyYpG5FBofIGsntJwjN561dRZvoF9GM0RJff4iMbwDi9Ks9FXsGoJhTt83/bfBPAJcJQH6A3bntN7R9+FXXPIQlwO6lSR2S8EIQRxDCpXDCPbL7wzEIDbFSruVHQqLNMfJOH2LhamU3yfEq+/Bn1ANyhcNn/GnZial0FGowfDtTe9ICr93OW63k9FKWjze1Huh/06lXFqcx3NOPE0j2wBQfHapkhhvDv9xyuX606dTr0M+oz9MHNPMzwLXCWKJJIw/aDasCqsSe7oPY0hcMO7ppVVPVyVBvXjsPQgOnvGddpkG+FvVKA9AmtAnzmCERDv4UetwF+fI4Dg+yRlEJLu11Fc03PuKugoxTU6QKK7P/+fjahM4FV/M4in1qBoRzJvQwEGGKQ8wAp/bRPsrM4KXBnMdkMP4hMObLwyg3VoSsTFNlgai0NqRdhsZaxeyJc8M5USmh7mTqbAmvmGYCrR/53OnqPdN/CdfzkrWijmSIUmMsDnp2MyNSVXoEN5bjsq4iNfqhDIqvUBZDmQCsrtFQSS2EAIsveQya1DCdxXuFdq2IepAOwqgAudgIeo7cmTed0V8TEwEaAxF5FM8lvDAnwPIAOqFPN5JHhVPkUNhdRfIJEWWm958f/PlANbx0ntXogvopioojJDfOTBNINPmEb7F+mRK4GCCI32kwzqEFxVaOhzriTop+nTUxufkpW3taBidQQiF/1cWOaYRKQMDa5rsZ27deQvrCwSxCIBh8TB2LZVbEnqt1NYZWuqlDYw1KYZxMbXueVFCCQOAubYdnxIwclc7lMc121SSKa91Ji0VDw7Ti+2JDpSD4Y1UfBhJKC2ztgGu4/Ul6f8ISccWOJjA== X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230037)(1800799021)(82310400023)(36860700010)(376011)(7416011);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Jun 2024 05:48:05.2468 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7db9695e-8e34-4b14-3899-08dc90ec8e4d X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ1PEPF00001CDD.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB7760 X-Patchwork-Delegate: kuba@kernel.org From: Edward Cree net_dev->ethtool is a pointer to new struct ethtool_netdev_state, which currently contains only the wol_enabled field. Suggested-by: Jakub Kicinski Signed-off-by: Edward Cree --- drivers/net/ethernet/realtek/r8169_main.c | 4 ++-- drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c | 4 ++-- drivers/net/ethernet/wangxun/ngbe/ngbe_main.c | 2 +- drivers/net/phy/phy.c | 2 +- drivers/net/phy/phy_device.c | 5 +++-- drivers/net/phy/phylink.c | 2 +- include/linux/ethtool.h | 8 ++++++++ include/linux/netdevice.h | 7 ++++--- net/core/dev.c | 4 ++++ net/ethtool/ioctl.c | 2 +- net/ethtool/wol.c | 2 +- 11 files changed, 28 insertions(+), 14 deletions(-) diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 9246ea2118ff..714d2e804694 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -1608,7 +1608,7 @@ static void __rtl8169_set_wol(struct rtl8169_private *tp, u32 wolopts) if (!tp->dash_enabled) { rtl_set_d3_pll_down(tp, !wolopts); - tp->dev->wol_enabled = wolopts ? 1 : 0; + tp->dev->ethtool->wol_enabled = wolopts ? 1 : 0; } } @@ -5478,7 +5478,7 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) rtl_set_d3_pll_down(tp, true); } else { rtl_set_d3_pll_down(tp, false); - dev->wol_enabled = 1; + dev->ethtool->wol_enabled = 1; } jumbo_max = rtl_jumbo_max(tp); diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c index 46a5a3e95202..e868f7ef4920 100644 --- a/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c +++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c @@ -37,9 +37,9 @@ static int ngbe_set_wol(struct net_device *netdev, wx->wol = 0; if (wol->wolopts & WAKE_MAGIC) wx->wol = WX_PSR_WKUP_CTL_MAG; - netdev->wol_enabled = !!(wx->wol); + netdev->ethtool->wol_enabled = !!(wx->wol); wr32(wx, WX_PSR_WKUP_CTL, wx->wol); - device_set_wakeup_enable(&pdev->dev, netdev->wol_enabled); + device_set_wakeup_enable(&pdev->dev, netdev->ethtool->wol_enabled); return 0; } diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c index e894e01d030d..a8119de60deb 100644 --- a/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c +++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_main.c @@ -650,7 +650,7 @@ static int ngbe_probe(struct pci_dev *pdev, if (wx->wol_hw_supported) wx->wol = NGBE_PSR_WKUP_CTL_MAG; - netdev->wol_enabled = !!(wx->wol); + netdev->ethtool->wol_enabled = !!(wx->wol); wr32(wx, NGBE_PSR_WKUP_CTL, wx->wol); device_set_wakeup_enable(&pdev->dev, wx->wol); diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index c4236564c1cd..785182fa5fe0 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -1309,7 +1309,7 @@ static irqreturn_t phy_interrupt(int irq, void *phy_dat) if (netdev) { struct device *parent = netdev->dev.parent; - if (netdev->wol_enabled) + if (netdev->ethtool->wol_enabled) pm_system_wakeup(); else if (device_may_wakeup(&netdev->dev)) pm_wakeup_dev_event(&netdev->dev, 0, true); diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 6c6ec9475709..473cbc1d497b 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -296,7 +296,7 @@ static bool mdio_bus_phy_may_suspend(struct phy_device *phydev) if (!netdev) goto out; - if (netdev->wol_enabled) + if (netdev->ethtool->wol_enabled) return false; /* As long as not all affected network drivers support the @@ -1984,7 +1984,8 @@ int phy_suspend(struct phy_device *phydev) return 0; phy_ethtool_get_wol(phydev, &wol); - phydev->wol_enabled = wol.wolopts || (netdev && netdev->wol_enabled); + phydev->wol_enabled = wol.wolopts || + (netdev && netdev->ethtool->wol_enabled); /* If the device has WOL enabled, we cannot suspend the PHY */ if (phydev->wol_enabled && !(phydrv->flags & PHY_ALWAYS_CALL_SUSPEND)) return -EBUSY; diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 02427378acfd..38e4e7c0f7d5 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -2275,7 +2275,7 @@ void phylink_suspend(struct phylink *pl, bool mac_wol) { ASSERT_RTNL(); - if (mac_wol && (!pl->netdev || pl->netdev->wol_enabled)) { + if (mac_wol && (!pl->netdev || pl->netdev->ethtool->wol_enabled)) { /* Wake-on-Lan enabled, MAC handling */ mutex_lock(&pl->state_mutex); diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 6fd9107d3cc0..8cd6b3c993f1 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -998,6 +998,14 @@ int ethtool_virtdev_set_link_ksettings(struct net_device *dev, const struct ethtool_link_ksettings *cmd, u32 *dev_speed, u8 *dev_duplex); +/** + * struct ethtool_netdev_state - per-netdevice state for ethtool features + * @wol_enabled: Wake-on-LAN is enabled + */ +struct ethtool_netdev_state { + unsigned wol_enabled:1; +}; + struct phy_device; struct phy_tdr_config; struct phy_plca_cfg; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 85111502cf8f..bd88ecb61598 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -79,6 +79,7 @@ struct xdp_buff; struct xdp_frame; struct xdp_metadata_ops; struct xdp_md; +struct ethtool_netdev_state; typedef u32 xdp_features_t; @@ -1985,8 +1986,6 @@ enum netdev_reg_state { * switch driver and used to set the phys state of the * switch port. * - * @wol_enabled: Wake-on-LAN is enabled - * * @threaded: napi threaded mode is enabled * * @net_notifier_list: List of per-net netdev notifier block @@ -1998,6 +1997,7 @@ enum netdev_reg_state { * @udp_tunnel_nic_info: static structure describing the UDP tunnel * offload capabilities of the device * @udp_tunnel_nic: UDP tunnel offload state + * @ethtool: ethtool related state * @xdp_state: stores info on attached XDP BPF programs * * @nested_level: Used as a parameter of spin_lock_nested() of @@ -2372,7 +2372,6 @@ struct net_device { struct lock_class_key *qdisc_tx_busylock; bool proto_down; bool threaded; - unsigned wol_enabled:1; struct list_head net_notifier_list; @@ -2383,6 +2382,8 @@ struct net_device { const struct udp_tunnel_nic_info *udp_tunnel_nic_info; struct udp_tunnel_nic *udp_tunnel_nic; + struct ethtool_netdev_state *ethtool; + /* protected by rtnl_lock */ struct bpf_xdp_entity xdp_state[__MAX_XDP_MODE]; diff --git a/net/core/dev.c b/net/core/dev.c index c361a7b69da8..29351bbea803 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -11065,6 +11065,9 @@ struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name, dev->real_num_rx_queues = rxqs; if (netif_alloc_rx_queues(dev)) goto free_all; + dev->ethtool = kzalloc(sizeof(*dev->ethtool), GFP_KERNEL_ACCOUNT); + if (!dev->ethtool) + goto free_all; strcpy(dev->name, name); dev->name_assign_type = name_assign_type; @@ -11115,6 +11118,7 @@ void free_netdev(struct net_device *dev) return; } + kfree(dev->ethtool); netif_free_tx_queues(dev); netif_free_rx_queues(dev); diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c index e645d751a5e8..998571f05deb 100644 --- a/net/ethtool/ioctl.c +++ b/net/ethtool/ioctl.c @@ -1503,7 +1503,7 @@ static int ethtool_set_wol(struct net_device *dev, char __user *useraddr) if (ret) return ret; - dev->wol_enabled = !!wol.wolopts; + dev->ethtool->wol_enabled = !!wol.wolopts; ethtool_notify(dev, ETHTOOL_MSG_WOL_NTF, NULL); return 0; diff --git a/net/ethtool/wol.c b/net/ethtool/wol.c index 0ed56c9ac1bc..a39d8000d808 100644 --- a/net/ethtool/wol.c +++ b/net/ethtool/wol.c @@ -137,7 +137,7 @@ ethnl_set_wol(struct ethnl_req_info *req_info, struct genl_info *info) ret = dev->ethtool_ops->set_wol(dev, &wol); if (ret) return ret; - dev->wol_enabled = !!wol.wolopts; + dev->ethtool->wol_enabled = !!wol.wolopts; return 1; }