// SPDX-License-Identifier: GPL-2.0-only /* * QLogic qlcnic NIC Driver * Copyright (c) 2009-2013 QLogic Corporation */ #include <linux/vmalloc.h> #include <linux/interrupt.h> #include <linux/swab.h> #include <linux/dma-mapping.h> #include <linux/if_vlan.h> #include <net/ip.h> #include <linux/ipv6.h> #include <linux/inetdevice.h> #include <linux/log2.h> #include <linux/pci.h> #include <net/vxlan.h> #include "qlcnic.h" #include "qlcnic_sriov.h" #include "qlcnic_hw.h" MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_VERSION(…); MODULE_FIRMWARE(…); char qlcnic_driver_name[] = …; static const char qlcnic_driver_string[] = …; static int qlcnic_mac_learn; module_param(qlcnic_mac_learn, int, 0444); MODULE_PARM_DESC(…) …; int qlcnic_use_msi = …; MODULE_PARM_DESC(…) …; module_param_named(use_msi, qlcnic_use_msi, int, 0444); int qlcnic_use_msi_x = …; MODULE_PARM_DESC(…) …; module_param_named(use_msi_x, qlcnic_use_msi_x, int, 0444); int qlcnic_auto_fw_reset = …; MODULE_PARM_DESC(…) …; module_param_named(auto_fw_reset, qlcnic_auto_fw_reset, int, 0644); int qlcnic_load_fw_file; MODULE_PARM_DESC(…) …; module_param_named(load_fw_file, qlcnic_load_fw_file, int, 0444); static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent); static void qlcnic_remove(struct pci_dev *pdev); static int qlcnic_open(struct net_device *netdev); static int qlcnic_close(struct net_device *netdev); static void qlcnic_tx_timeout(struct net_device *netdev, unsigned int txqueue); static void qlcnic_attach_work(struct work_struct *work); static void qlcnic_fwinit_work(struct work_struct *work); static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); static irqreturn_t qlcnic_tmp_intr(int irq, void *data); static irqreturn_t qlcnic_intr(int irq, void *data); static irqreturn_t qlcnic_msi_intr(int irq, void *data); static irqreturn_t qlcnic_msix_intr(int irq, void *data); static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data); static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev); static int qlcnic_start_firmware(struct qlcnic_adapter *); static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter); static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *); static int qlcnicvf_start_firmware(struct qlcnic_adapter *); static int qlcnic_vlan_rx_add(struct net_device *, __be16, u16); static int qlcnic_vlan_rx_del(struct net_device *, __be16, u16); static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *); static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *, u32); static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *); static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *); static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *); static void qlcnic_82xx_io_resume(struct pci_dev *); static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *); static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *, pci_channel_state_t); static u32 qlcnic_vlan_tx_check(struct qlcnic_adapter *adapter) { … } /* PCI Device ID Table */ #define ENTRY(device) … static const struct pci_device_id qlcnic_pci_tbl[] = …; MODULE_DEVICE_TABLE(pci, qlcnic_pci_tbl); inline void qlcnic_update_cmd_producer(struct qlcnic_host_tx_ring *tx_ring) { … } static const u32 msi_tgt_status[8] = …; static const u32 qlcnic_reg_tbl[] = …; static const struct qlcnic_board_info qlcnic_boards[] = …; #define NUM_SUPPORTED_BOARDS … static const struct qlcnic_legacy_intr_set legacy_intr[] = …; int qlcnic_alloc_sds_rings(struct qlcnic_recv_context *recv_ctx, int count) { … } void qlcnic_free_sds_rings(struct qlcnic_recv_context *recv_ctx) { … } int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter) { … } static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter) { … } static int qlcnic_set_mac(struct net_device *netdev, void *p) { … } static int qlcnic_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], struct net_device *netdev, const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack) { … } static int qlcnic_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], struct net_device *netdev, const unsigned char *addr, u16 vid, u16 flags, struct netlink_ext_ack *extack) { … } static int qlcnic_fdb_dump(struct sk_buff *skb, struct netlink_callback *ncb, struct net_device *netdev, struct net_device *filter_dev, int *idx) { … } static void qlcnic_82xx_cancel_idc_work(struct qlcnic_adapter *adapter) { … } static int qlcnic_get_phys_port_id(struct net_device *netdev, struct netdev_phys_item_id *ppid) { … } static int qlcnic_udp_tunnel_sync(struct net_device *dev, unsigned int table) { … } static const struct udp_tunnel_nic_info qlcnic_udp_tunnels = …; static netdev_features_t qlcnic_features_check(struct sk_buff *skb, struct net_device *dev, netdev_features_t features) { … } static const struct net_device_ops qlcnic_netdev_ops = …; static const struct net_device_ops qlcnic_netdev_failed_ops = …; static struct qlcnic_nic_template qlcnic_ops = …; struct qlcnic_nic_template qlcnic_vf_ops = …; static struct qlcnic_hardware_ops qlcnic_hw_ops = …; static int qlcnic_check_multi_tx_capability(struct qlcnic_adapter *adapter) { … } static int qlcnic_max_rings(struct qlcnic_adapter *adapter, u8 ring_cnt, int queue_type) { … } void qlcnic_set_tx_ring_count(struct qlcnic_adapter *adapter, u8 tx_cnt) { … } void qlcnic_set_sds_ring_count(struct qlcnic_adapter *adapter, u8 rx_cnt) { … } int qlcnic_setup_tss_rss_intr(struct qlcnic_adapter *adapter) { … } int qlcnic_enable_msix(struct qlcnic_adapter *adapter, u32 num_msix) { … } static int qlcnic_82xx_calculate_msix_vector(struct qlcnic_adapter *adapter) { … } static int qlcnic_enable_msi_legacy(struct qlcnic_adapter *adapter) { … } static int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter) { … } int qlcnic_82xx_mq_intrpt(struct qlcnic_adapter *adapter, int op_type) { … } void qlcnic_teardown_intr(struct qlcnic_adapter *adapter) { … } static void qlcnic_cleanup_pci_map(struct qlcnic_hardware_context *ahw) { … } static int qlcnic_get_act_pci_func(struct qlcnic_adapter *adapter) { … } static bool qlcnic_port_eswitch_cfg_capability(struct qlcnic_adapter *adapter) { … } int qlcnic_init_pci_info(struct qlcnic_adapter *adapter) { … } static int qlcnic_set_function_modes(struct qlcnic_adapter *adapter) { … } static void qlcnic_check_vf(struct qlcnic_adapter *adapter, const struct pci_device_id *ent) { … } #define QLCNIC_82XX_BAR0_LENGTH … #define QLCNIC_83XX_BAR0_LENGTH … static void qlcnic_get_bar_length(u32 dev_id, ulong *bar) { … } static int qlcnic_setup_pci_map(struct pci_dev *pdev, struct qlcnic_hardware_context *ahw) { … } static bool qlcnic_validate_subsystem_id(struct qlcnic_adapter *adapter, int index) { … } static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name) { … } static void qlcnic_check_options(struct qlcnic_adapter *adapter) { … } static int qlcnic_initialize_nic(struct qlcnic_adapter *adapter) { … } void qlcnic_set_vlan_config(struct qlcnic_adapter *adapter, struct qlcnic_esw_func_cfg *esw_cfg) { … } static int qlcnic_vlan_rx_add(struct net_device *netdev, __be16 proto, u16 vid) { … } static int qlcnic_vlan_rx_del(struct net_device *netdev, __be16 proto, u16 vid) { … } void qlcnic_set_eswitch_port_features(struct qlcnic_adapter *adapter, struct qlcnic_esw_func_cfg *esw_cfg) { … } int qlcnic_set_eswitch_port_config(struct qlcnic_adapter *adapter) { … } void qlcnic_set_netdev_features(struct qlcnic_adapter *adapter, struct qlcnic_esw_func_cfg *esw_cfg) { … } static int qlcnic_check_eswitch_mode(struct qlcnic_adapter *adapter) { … } int qlcnic_set_default_offload_settings(struct qlcnic_adapter *adapter) { … } static int qlcnic_reset_eswitch_config(struct qlcnic_adapter *adapter, struct qlcnic_npar_info *npar, int pci_func) { … } int qlcnic_reset_npar_config(struct qlcnic_adapter *adapter) { … } static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter) { … } static int qlcnic_set_mgmt_operations(struct qlcnic_adapter *adapter) { … } static int qlcnic_82xx_start_firmware(struct qlcnic_adapter *adapter) { … } static int qlcnic_request_irq(struct qlcnic_adapter *adapter) { … } static void qlcnic_free_irq(struct qlcnic_adapter *adapter) { … } static void qlcnic_get_lro_mss_capability(struct qlcnic_adapter *adapter) { … } static int qlcnic_config_def_intr_coalesce(struct qlcnic_adapter *adapter) { … } int __qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) { … } int qlcnic_up(struct qlcnic_adapter *adapter, struct net_device *netdev) { … } void __qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) { … } /* Usage: During suspend and firmware recovery module */ void qlcnic_down(struct qlcnic_adapter *adapter, struct net_device *netdev) { … } int qlcnic_attach(struct qlcnic_adapter *adapter) { … } void qlcnic_detach(struct qlcnic_adapter *adapter) { … } void qlcnic_diag_free_res(struct net_device *netdev, int drv_sds_rings) { … } static int qlcnic_alloc_adapter_resources(struct qlcnic_adapter *adapter) { … } static void qlcnic_free_adapter_resources(struct qlcnic_adapter *adapter) { … } int qlcnic_diag_alloc_res(struct net_device *netdev, int test) { … } /* Reset context in hardware only */ static int qlcnic_reset_hw_context(struct qlcnic_adapter *adapter) { … } int qlcnic_reset_context(struct qlcnic_adapter *adapter) { … } static void qlcnic_82xx_set_mac_filter_count(struct qlcnic_adapter *adapter) { … } static int qlcnic_set_real_num_queues(struct qlcnic_adapter *adapter, u8 tx_queues, u8 rx_queues) { … } int qlcnic_setup_netdev(struct qlcnic_adapter *adapter, struct net_device *netdev) { … } void qlcnic_free_tx_rings(struct qlcnic_adapter *adapter) { … } int qlcnic_alloc_tx_rings(struct qlcnic_adapter *adapter, struct net_device *netdev) { … } void qlcnic_set_drv_version(struct qlcnic_adapter *adapter) { … } /* Reset firmware API lock */ static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter) { … } static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { … } static void qlcnic_remove(struct pci_dev *pdev) { … } static void qlcnic_shutdown(struct pci_dev *pdev) { … } static int __maybe_unused qlcnic_suspend(struct device *dev_d) { … } static int __maybe_unused qlcnic_resume(struct device *dev_d) { … } static int qlcnic_open(struct net_device *netdev) { … } /* * qlcnic_close - Disables a network interface entry point */ static int qlcnic_close(struct net_device *netdev) { … } #define QLCNIC_VF_LB_BUCKET_SIZE … void qlcnic_alloc_lb_filters_mem(struct qlcnic_adapter *adapter) { … } static void qlcnic_free_lb_filters_mem(struct qlcnic_adapter *adapter) { … } int qlcnic_check_temp(struct qlcnic_adapter *adapter) { … } static inline void dump_tx_ring_desc(struct qlcnic_host_tx_ring *tx_ring) { … } static void qlcnic_dump_rings(struct qlcnic_adapter *adapter) { … } static void qlcnic_tx_timeout(struct net_device *netdev, unsigned int txqueue) { … } static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev) { … } static irqreturn_t qlcnic_82xx_clear_legacy_intr(struct qlcnic_adapter *adapter) { … } static irqreturn_t qlcnic_tmp_intr(int irq, void *data) { … } static irqreturn_t qlcnic_intr(int irq, void *data) { … } static irqreturn_t qlcnic_msi_intr(int irq, void *data) { … } static irqreturn_t qlcnic_msix_intr(int irq, void *data) { … } static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) { … } static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) { … } static int qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state) { … } static int qlcnic_clr_drv_state(struct qlcnic_adapter *adapter) { … } void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed) { … } /* Grab api lock, before checking state */ static int qlcnic_check_drv_state(struct qlcnic_adapter *adapter) { … } static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) { … } static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) { … } static void qlcnic_fwinit_work(struct work_struct *work) { … } static void qlcnic_detach_work(struct work_struct *work) { … } /*Transit NPAR state to NON Operational */ static void qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter) { … } static void qlcnic_82xx_dev_request_reset(struct qlcnic_adapter *adapter, u32 key) { … } /* Transit to NPAR READY state from NPAR NOT READY state */ static void qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter) { … } void qlcnic_schedule_work(struct qlcnic_adapter *adapter, work_func_t func, int delay) { … } static void qlcnic_attach_work(struct work_struct *work) { … } static int qlcnic_check_health(struct qlcnic_adapter *adapter) { … } void qlcnic_fw_poll_work(struct work_struct *work) { … } static int qlcnic_is_first_func(struct pci_dev *pdev) { … } static int qlcnic_attach_func(struct pci_dev *pdev) { … } static pci_ers_result_t qlcnic_82xx_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state) { … } static pci_ers_result_t qlcnic_82xx_io_slot_reset(struct pci_dev *pdev) { … } static void qlcnic_82xx_io_resume(struct pci_dev *pdev) { … } static pci_ers_result_t qlcnic_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state) { … } static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev) { … } static void qlcnic_io_resume(struct pci_dev *pdev) { … } static int qlcnicvf_start_firmware(struct qlcnic_adapter *adapter) { … } int qlcnic_validate_rings(struct qlcnic_adapter *adapter, __u32 ring_cnt, int queue_type) { … } int qlcnic_setup_rings(struct qlcnic_adapter *adapter) { … } #ifdef CONFIG_INET #define is_qlcnic_netdev(dev) … static void qlcnic_config_indev_addr(struct qlcnic_adapter *adapter, struct net_device *dev, unsigned long event) { … } void qlcnic_restore_indev_addr(struct net_device *netdev, unsigned long event) { … } static int qlcnic_netdev_event(struct notifier_block *this, unsigned long event, void *ptr) { … } static int qlcnic_inetaddr_event(struct notifier_block *this, unsigned long event, void *ptr) { … } static struct notifier_block qlcnic_netdev_cb = …; static struct notifier_block qlcnic_inetaddr_cb = …; #else void qlcnic_restore_indev_addr(struct net_device *dev, unsigned long event) { } #endif static const struct pci_error_handlers qlcnic_err_handler = …; static SIMPLE_DEV_PM_OPS(qlcnic_pm_ops, qlcnic_suspend, qlcnic_resume); static struct pci_driver qlcnic_driver = …; static int __init qlcnic_init_module(void) { … } module_init(…) …; static void __exit qlcnic_exit_module(void) { … } module_exit(qlcnic_exit_module);
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