[v4,2/8] staging: qlge: Initialize devlink health dump framework

Message ID	20210123104613.38359-3-coiby.xu@gmail.com (mailing list archive)
State	Not Applicable
Headers	show Return-Path: <netdev-owner@kernel.org> From: Coiby Xu <coiby.xu@gmail.com> To: devel@driverdev.osuosl.org Cc: Benjamin Poirier <benjamin.poirier@gmail.com>, Dan Carpenter <dan.carpenter@oracle.com>, Shung-Hsi Yu <shung-hsi.yu@suse.com>, Willem de Bruijn <willemdebruijn.kernel@gmail.com>, GR-Linux-NIC-Dev@marvell.com, Manish Chopra <manishc@marvell.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, linux-kernel@vger.kernel.org (open list), netdev@vger.kernel.org (open list:QLOGIC QLGE 10Gb ETHERNET DRIVER) Subject: [PATCH v4 2/8] staging: qlge: Initialize devlink health dump framework Date: Sat, 23 Jan 2021 18:46:07 +0800 Message-Id: <20210123104613.38359-3-coiby.xu@gmail.com> In-Reply-To: <20210123104613.38359-1-coiby.xu@gmail.com> References: <20210123104613.38359-1-coiby.xu@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	[v4,1/8] staging: qlge: use qlge_* prefix to avoid namespace clashes with other qlogic drivers \| expand [v4,1/8] staging: qlge: use qlge_* prefix to avoid namespace clashes with other qlogic drivers [v4,2/8] staging: qlge: Initialize devlink health dump framework [v4,3/8] staging: qlge: re-write qlge_init_device [v4,4/8] staging: qlge: coredump via devlink health reporter [v4,5/8] staging: qlge: support force_coredump option for devlink health dump [v4,6/8] staging: qlge: remove mpi_core_to_log which sends coredump to the kernel ring buffer [v4,7/8] staging: qlge: clean up debugging code in the QL_ALL_DUMP ifdef land [v4,8/8] staging: qlge: add documentation for debugging qlge

Context	Check	Description
netdev/tree_selection	success	Not a local patch

diff --git a/drivers/staging/qlge/Kconfig b/drivers/staging/qlge/Kconfig index a3cb25a3ab80..6d831ed67965 100644 --- a/drivers/staging/qlge/Kconfig +++ b/drivers/staging/qlge/Kconfig @@ -3,6 +3,7 @@ config QLGE tristate "QLogic QLGE 10Gb Ethernet Driver Support" depends on ETHERNET && PCI + select NET_DEVLINK help This driver supports QLogic ISP8XXX 10Gb Ethernet cards. diff --git a/drivers/staging/qlge/Makefile b/drivers/staging/qlge/Makefile index 1dc2568e820c..07c1898a512e 100644 --- a/drivers/staging/qlge/Makefile +++ b/drivers/staging/qlge/Makefile @@ -5,4 +5,4 @@ obj-$(CONFIG_QLGE) += qlge.o -qlge-objs := qlge_main.o qlge_dbg.o qlge_mpi.o qlge_ethtool.o +qlge-objs := qlge_main.o qlge_dbg.o qlge_mpi.o qlge_ethtool.o qlge_devlink.o diff --git a/drivers/staging/qlge/qlge.h b/drivers/staging/qlge/qlge.h index 1ac85f2f770f..41f69751d34d 100644 --- a/drivers/staging/qlge/qlge.h +++ b/drivers/staging/qlge/qlge.h @@ -2060,6 +2060,18 @@ struct nic_operations { int (*port_initialize)(struct qlge_adapter *qdev); }; +struct qlge_netdev_priv { + struct qlge_adapter *qdev; + struct net_device *ndev; +}; + +static inline +struct qlge_adapter *netdev_to_qdev(struct net_device *ndev) +{ + struct qlge_netdev_priv *ndev_priv = netdev_priv(ndev); + + return ndev_priv->qdev; +} /* * The main Adapter structure definition. * This structure has all fields relevant to the hardware. @@ -2077,6 +2089,7 @@ struct qlge_adapter { struct pci_dev *pdev; struct net_device *ndev; /* Parent NET device */ + struct devlink_health_reporter *reporter; /* Hardware information */ u32 chip_rev_id; u32 fw_rev_id; diff --git a/drivers/staging/qlge/qlge_devlink.c b/drivers/staging/qlge/qlge_devlink.c new file mode 100644 index 000000000000..d9c71f45211f --- /dev/null +++ b/drivers/staging/qlge/qlge_devlink.c @@ -0,0 +1,31 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#include "qlge.h" +#include "qlge_devlink.h" + +static int +qlge_reporter_coredump(struct devlink_health_reporter *reporter, + struct devlink_fmsg *fmsg, void *priv_ctx, + struct netlink_ext_ack *extack) +{ + return 0; +} + +static const struct devlink_health_reporter_ops qlge_reporter_ops = { + .name = "dummy", + .dump = qlge_reporter_coredump, +}; + +void qlge_health_create_reporters(struct qlge_adapter *priv) +{ + struct devlink_health_reporter *reporter; + struct devlink *devlink; + + devlink = priv_to_devlink(priv); + priv->reporter = + devlink_health_reporter_create(devlink, &qlge_reporter_ops, + 0, priv); + if (IS_ERR(priv->reporter)) + netdev_warn(priv->ndev, + "Failed to create reporter, err = %ld\n", + PTR_ERR(reporter)); +} diff --git a/drivers/staging/qlge/qlge_devlink.h b/drivers/staging/qlge/qlge_devlink.h new file mode 100644 index 000000000000..19078e1ac694 --- /dev/null +++ b/drivers/staging/qlge/qlge_devlink.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef QLGE_DEVLINK_H +#define QLGE_DEVLINK_H + +#include <net/devlink.h> + +void qlge_health_create_reporters(struct qlge_adapter *priv); + +#endif /* QLGE_DEVLINK_H */ diff --git a/drivers/staging/qlge/qlge_ethtool.c b/drivers/staging/qlge/qlge_ethtool.c index 3e577e1bc27c..24b079523d5c 100644 --- a/drivers/staging/qlge/qlge_ethtool.c +++ b/drivers/staging/qlge/qlge_ethtool.c @@ -366,7 +366,7 @@ static void qlge_get_ethtool_stats(struct net_device *ndev, struct ethtool_stats *stats, u64 *data) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); int index, length; length = QLGE_STATS_LEN; @@ -383,7 +383,7 @@ qlge_get_ethtool_stats(struct net_device *ndev, static int qlge_get_link_ksettings(struct net_device *ndev, struct ethtool_link_ksettings *ecmd) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); u32 supported, advertising; supported = SUPPORTED_10000baseT_Full; @@ -415,7 +415,7 @@ static int qlge_get_link_ksettings(struct net_device *ndev, static void qlge_get_drvinfo(struct net_device *ndev, struct ethtool_drvinfo *drvinfo) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver)); strlcpy(drvinfo->version, qlge_driver_version, @@ -431,7 +431,7 @@ static void qlge_get_drvinfo(struct net_device *ndev, static void qlge_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); unsigned short ssys_dev = qdev->pdev->subsystem_device; /* WOL is only supported for mezz card. */ @@ -444,7 +444,7 @@ static void qlge_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) static int qlge_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); unsigned short ssys_dev = qdev->pdev->subsystem_device; /* WOL is only supported for mezz card. */ @@ -466,7 +466,7 @@ static int qlge_set_phys_id(struct net_device *ndev, enum ethtool_phys_id_state state) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); switch (state) { case ETHTOOL_ID_ACTIVE: @@ -574,7 +574,7 @@ static int qlge_loopback_test(struct qlge_adapter *qdev, u64 *data) static void qlge_self_test(struct net_device *ndev, struct ethtool_test *eth_test, u64 *data) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); memset(data, 0, sizeof(u64) * QLGE_TEST_LEN); @@ -603,7 +603,7 @@ static void qlge_self_test(struct net_device *ndev, static int qlge_get_regs_len(struct net_device *ndev) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) return sizeof(struct qlge_mpi_coredump); @@ -614,7 +614,7 @@ static int qlge_get_regs_len(struct net_device *ndev) static void qlge_get_regs(struct net_device *ndev, struct ethtool_regs *regs, void *p) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); qlge_get_dump(qdev, p); qdev->core_is_dumped = 0; @@ -624,9 +624,9 @@ static void qlge_get_regs(struct net_device *ndev, regs->len = sizeof(struct qlge_reg_dump); } -static int qlge_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c) +static int qlge_get_coalesce(struct net_device *ndev, struct ethtool_coalesce *c) { - struct qlge_adapter *qdev = netdev_priv(dev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); c->rx_coalesce_usecs = qdev->rx_coalesce_usecs; c->tx_coalesce_usecs = qdev->tx_coalesce_usecs; @@ -649,7 +649,7 @@ static int qlge_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c) static int qlge_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); /* Validate user parameters. */ if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2) @@ -677,10 +677,10 @@ static int qlge_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c return qlge_update_ring_coalescing(qdev); } -static void qlge_get_pauseparam(struct net_device *netdev, +static void qlge_get_pauseparam(struct net_device *ndev, struct ethtool_pauseparam *pause) { - struct qlge_adapter *qdev = netdev_priv(netdev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); qlge_mb_get_port_cfg(qdev); if (qdev->link_config & CFG_PAUSE_STD) { @@ -689,10 +689,10 @@ static void qlge_get_pauseparam(struct net_device *netdev, } } -static int qlge_set_pauseparam(struct net_device *netdev, +static int qlge_set_pauseparam(struct net_device *ndev, struct ethtool_pauseparam *pause) { - struct qlge_adapter *qdev = netdev_priv(netdev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); if ((pause->rx_pause) && (pause->tx_pause)) qdev->link_config |= CFG_PAUSE_STD; @@ -706,14 +706,14 @@ static int qlge_set_pauseparam(struct net_device *netdev, static u32 qlge_get_msglevel(struct net_device *ndev) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); return qdev->msg_enable; } static void qlge_set_msglevel(struct net_device *ndev, u32 value) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); qdev->msg_enable = value; } diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c index 4042ea8d36a5..bb9fc590d97b 100644 --- a/drivers/staging/qlge/qlge_main.c +++ b/drivers/staging/qlge/qlge_main.c @@ -42,6 +42,7 @@ #include <net/ip6_checksum.h> #include "qlge.h" +#include "qlge_devlink.h" char qlge_driver_name[] = DRV_NAME; const char qlge_driver_version[] = DRV_VERSION; @@ -2229,7 +2230,7 @@ static int qlge_napi_poll_msix(struct napi_struct *napi, int budget) static void qlge_vlan_mode(struct net_device *ndev, netdev_features_t features) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); if (features & NETIF_F_HW_VLAN_CTAG_RX) { qlge_write32(qdev, NIC_RCV_CFG, NIC_RCV_CFG_VLAN_MASK | @@ -2246,9 +2247,9 @@ static void qlge_vlan_mode(struct net_device *ndev, netdev_features_t features) static int qlge_update_hw_vlan_features(struct net_device *ndev, netdev_features_t features) { - struct qlge_adapter *qdev = netdev_priv(ndev); - int status = 0; + struct qlge_adapter *qdev = netdev_to_qdev(ndev); bool need_restart = netif_running(ndev); + int status = 0; if (need_restart) { status = qlge_adapter_down(qdev); @@ -2307,7 +2308,7 @@ static int __qlge_vlan_rx_add_vid(struct qlge_adapter *qdev, u16 vid) static int qlge_vlan_rx_add_vid(struct net_device *ndev, __be16 proto, u16 vid) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); int status; int err; @@ -2338,7 +2339,7 @@ static int __qlge_vlan_rx_kill_vid(struct qlge_adapter *qdev, u16 vid) static int qlge_vlan_rx_kill_vid(struct net_device *ndev, __be16 proto, u16 vid) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); int status; int err; @@ -2531,9 +2532,9 @@ static void qlge_hw_csum_setup(struct sk_buff *skb, static netdev_tx_t qlge_send(struct sk_buff *skb, struct net_device *ndev) { - struct tx_ring_desc *tx_ring_desc; + struct qlge_adapter *qdev = netdev_to_qdev(ndev); struct qlge_ob_mac_iocb_req *mac_iocb_ptr; - struct qlge_adapter *qdev = netdev_priv(ndev); + struct tx_ring_desc *tx_ring_desc; int tso; struct tx_ring *tx_ring; u32 tx_ring_idx = (u32)skb->queue_mapping; @@ -3728,7 +3729,7 @@ static int qlge_adapter_reset(struct qlge_adapter *qdev) static void qlge_display_dev_info(struct net_device *ndev) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); netif_info(qdev, probe, qdev->ndev, "Function #%d, Port %d, NIC Roll %d, NIC Rev = %d, XG Roll = %d, XG Rev = %d.\n", @@ -3886,7 +3887,7 @@ static int qlge_get_adapter_resources(struct qlge_adapter *qdev) static int qlge_close(struct net_device *ndev) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); int i; /* If we hit pci_channel_io_perm_failure @@ -3993,8 +3994,8 @@ static int qlge_configure_rings(struct qlge_adapter *qdev) static int qlge_open(struct net_device *ndev) { + struct qlge_adapter *qdev = netdev_to_qdev(ndev); int err = 0; - struct qlge_adapter *qdev = netdev_priv(ndev); err = qlge_adapter_reset(qdev); if (err) @@ -4062,7 +4063,7 @@ static int qlge_change_rx_buffers(struct qlge_adapter *qdev) static int qlge_change_mtu(struct net_device *ndev, int new_mtu) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); int status; if (ndev->mtu == 1500 && new_mtu == 9000) @@ -4092,7 +4093,7 @@ static int qlge_change_mtu(struct net_device *ndev, int new_mtu) static struct net_device_stats *qlge_get_stats(struct net_device *ndev) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); struct rx_ring *rx_ring = &qdev->rx_ring[0]; struct tx_ring *tx_ring = &qdev->tx_ring[0]; unsigned long pkts, mcast, dropped, errors, bytes; @@ -4128,7 +4129,7 @@ static struct net_device_stats *qlge_get_stats(struct net_device static void qlge_set_multicast_list(struct net_device *ndev) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); struct netdev_hw_addr *ha; int i, status; @@ -4218,7 +4219,7 @@ static void qlge_set_multicast_list(struct net_device *ndev) static int qlge_set_mac_address(struct net_device *ndev, void *p) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); struct sockaddr *addr = p; int status; @@ -4242,7 +4243,7 @@ static int qlge_set_mac_address(struct net_device *ndev, void *p) static void qlge_tx_timeout(struct net_device *ndev, unsigned int txqueue) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = netdev_to_qdev(ndev); qlge_queue_asic_error(qdev); } @@ -4359,8 +4360,7 @@ static int qlge_get_board_info(struct qlge_adapter *qdev) static void qlge_release_all(struct pci_dev *pdev) { - struct net_device *ndev = pci_get_drvdata(pdev); - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = pci_get_drvdata(pdev); if (qdev->workqueue) { destroy_workqueue(qdev->workqueue); @@ -4375,22 +4375,20 @@ static void qlge_release_all(struct pci_dev *pdev) pci_release_regions(pdev); } -static int qlge_init_device(struct pci_dev *pdev, struct net_device *ndev, +static int qlge_init_device(struct pci_dev *pdev, struct qlge_adapter *qdev, int cards_found) { - struct qlge_adapter *qdev = netdev_priv(ndev); + struct net_device *ndev = qdev->ndev; int err = 0; - memset((void *)qdev, 0, sizeof(*qdev)); err = pci_enable_device(pdev); if (err) { dev_err(&pdev->dev, "PCI device enable failed.\n"); return err; } - qdev->ndev = ndev; qdev->pdev = pdev; - pci_set_drvdata(pdev, ndev); + pci_set_drvdata(pdev, qdev); /* Set PCIe read request size */ err = pcie_set_readrq(pdev, 4096); @@ -4541,27 +4539,38 @@ static void qlge_timer(struct timer_list *t) mod_timer(&qdev->timer, jiffies + (5 * HZ)); } +static const struct devlink_ops qlge_devlink_ops; + static int qlge_probe(struct pci_dev *pdev, const struct pci_device_id *pci_entry) { - struct net_device *ndev = NULL; + struct qlge_netdev_priv *ndev_priv; struct qlge_adapter *qdev = NULL; + struct net_device *ndev = NULL; + struct devlink *devlink; static int cards_found; int err = 0; - ndev = alloc_etherdev_mq(sizeof(struct qlge_adapter), + devlink = devlink_alloc(&qlge_devlink_ops, sizeof(struct qlge_adapter)); + if (!devlink) + return -ENOMEM; + + qdev = devlink_priv(devlink); + + ndev = alloc_etherdev_mq(sizeof(struct qlge_netdev_priv), min(MAX_CPUS, netif_get_num_default_rss_queues())); if (!ndev) - return -ENOMEM; + goto devlink_free; - err = qlge_init_device(pdev, ndev, cards_found); - if (err < 0) { - free_netdev(ndev); - return err; - } + ndev_priv = netdev_priv(ndev); + ndev_priv->qdev = qdev; + ndev_priv->ndev = ndev; + qdev->ndev = ndev; + err = qlge_init_device(pdev, qdev, cards_found); + if (err < 0) + goto netdev_free; - qdev = netdev_priv(ndev); SET_NETDEV_DEV(ndev, &pdev->dev); ndev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | @@ -4603,9 +4612,14 @@ static int qlge_probe(struct pci_dev *pdev, dev_err(&pdev->dev, "net device registration failed.\n"); qlge_release_all(pdev); pci_disable_device(pdev); - free_netdev(ndev); - return err; + goto netdev_free; } + + err = devlink_register(devlink, &pdev->dev); + if (err) + goto netdev_free; + + qlge_health_create_reporters(qdev); /* Start up the timer to trigger EEH if * the bus goes dead */ @@ -4616,6 +4630,13 @@ static int qlge_probe(struct pci_dev *pdev, atomic_set(&qdev->lb_count, 0); cards_found++; return 0; + +netdev_free: + free_netdev(ndev); +devlink_free: + devlink_free(devlink); + + return err; } netdev_tx_t qlge_lb_send(struct sk_buff *skb, struct net_device *ndev) @@ -4630,22 +4651,26 @@ int qlge_clean_lb_rx_ring(struct rx_ring *rx_ring, int budget) static void qlge_remove(struct pci_dev *pdev) { - struct net_device *ndev = pci_get_drvdata(pdev); - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = pci_get_drvdata(pdev); + struct net_device *ndev = qdev->ndev; + struct devlink *devlink = priv_to_devlink(qdev); del_timer_sync(&qdev->timer); qlge_cancel_all_work_sync(qdev); unregister_netdev(ndev); qlge_release_all(pdev); pci_disable_device(pdev); + devlink_health_reporter_destroy(qdev->reporter); + devlink_unregister(devlink); + devlink_free(devlink); free_netdev(ndev); } /* Clean up resources without touching hardware. */ static void qlge_eeh_close(struct net_device *ndev) { + struct qlge_adapter *qdev = netdev_to_qdev(ndev); int i; - struct qlge_adapter *qdev = netdev_priv(ndev); if (netif_carrier_ok(ndev)) { netif_carrier_off(ndev); @@ -4671,8 +4696,8 @@ static void qlge_eeh_close(struct net_device *ndev) static pci_ers_result_t qlge_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state) { - struct net_device *ndev = pci_get_drvdata(pdev); - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = pci_get_drvdata(pdev); + struct net_device *ndev = qdev->ndev; switch (state) { case pci_channel_io_normal: @@ -4705,8 +4730,7 @@ static pci_ers_result_t qlge_io_error_detected(struct pci_dev *pdev, */ static pci_ers_result_t qlge_io_slot_reset(struct pci_dev *pdev) { - struct net_device *ndev = pci_get_drvdata(pdev); - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = pci_get_drvdata(pdev); pdev->error_state = pci_channel_io_normal; @@ -4729,8 +4753,8 @@ static pci_ers_result_t qlge_io_slot_reset(struct pci_dev *pdev) static void qlge_io_resume(struct pci_dev *pdev) { - struct net_device *ndev = pci_get_drvdata(pdev); - struct qlge_adapter *qdev = netdev_priv(ndev); + struct qlge_adapter *qdev = pci_get_drvdata(pdev); + struct net_device *ndev = qdev->ndev; int err = 0; if (netif_running(ndev)) { @@ -4756,10 +4780,13 @@ static const struct pci_error_handlers qlge_err_handler = { static int __maybe_unused qlge_suspend(struct device *dev_d) { - struct net_device *ndev = dev_get_drvdata(dev_d); - struct qlge_adapter *qdev = netdev_priv(ndev); + struct pci_dev *pdev = to_pci_dev(dev_d); + struct qlge_adapter *qdev; + struct net_device *ndev; int err; + qdev = pci_get_drvdata(pdev); + ndev = qdev->ndev; netif_device_detach(ndev); del_timer_sync(&qdev->timer); @@ -4776,11 +4803,15 @@ static int __maybe_unused qlge_suspend(struct device *dev_d) static int __maybe_unused qlge_resume(struct device *dev_d) { - struct net_device *ndev = dev_get_drvdata(dev_d); - struct qlge_adapter *qdev = netdev_priv(ndev); + struct pci_dev *pdev = to_pci_dev(dev_d); + struct qlge_adapter *qdev; + struct net_device *ndev; int err; - pci_set_master(to_pci_dev(dev_d)); + qdev = pci_get_drvdata(pdev); + ndev = qdev->ndev; + + pci_set_master(pdev); device_wakeup_disable(dev_d);

[v4,2/8] staging: qlge: Initialize devlink health dump framework

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