// SPDX-License-Identifier: GPL-2.0-only /* * JMicron JMC2x0 series PCIe Ethernet Linux Device Driver * * Copyright 2008 JMicron Technology Corporation * https://www.jmicron.com/ * Copyright (c) 2009 - 2010 Guo-Fu Tseng <[email protected]> * * Author: Guo-Fu Tseng <[email protected]> */ #define pr_fmt(fmt) … #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/ethtool.h> #include <linux/mii.h> #include <linux/crc32.h> #include <linux/delay.h> #include <linux/spinlock.h> #include <linux/in.h> #include <linux/ip.h> #include <linux/ipv6.h> #include <linux/tcp.h> #include <linux/udp.h> #include <linux/if_vlan.h> #include <linux/slab.h> #include <linux/jiffies.h> #include <net/ip6_checksum.h> #include "jme.h" static int force_pseudohp = …; static int no_pseudohp = …; static int no_extplug = …; module_param(force_pseudohp, int, 0); MODULE_PARM_DESC(…) …; module_param(no_pseudohp, int, 0); MODULE_PARM_DESC(…) …; module_param(no_extplug, int, 0); MODULE_PARM_DESC(…) …; static int jme_mdio_read(struct net_device *netdev, int phy, int reg) { … } static void jme_mdio_write(struct net_device *netdev, int phy, int reg, int val) { … } static inline void jme_reset_phy_processor(struct jme_adapter *jme) { … } static void jme_setup_wakeup_frame(struct jme_adapter *jme, const u32 *mask, u32 crc, int fnr) { … } static inline void jme_mac_rxclk_off(struct jme_adapter *jme) { … } static inline void jme_mac_rxclk_on(struct jme_adapter *jme) { … } static inline void jme_mac_txclk_off(struct jme_adapter *jme) { … } static inline void jme_mac_txclk_on(struct jme_adapter *jme) { … } static inline void jme_reset_ghc_speed(struct jme_adapter *jme) { … } static inline void jme_reset_250A2_workaround(struct jme_adapter *jme) { … } static inline void jme_assert_ghc_reset(struct jme_adapter *jme) { … } static inline void jme_clear_ghc_reset(struct jme_adapter *jme) { … } static void jme_reset_mac_processor(struct jme_adapter *jme) { … } static inline void jme_clear_pm_enable_wol(struct jme_adapter *jme) { … } static inline void jme_clear_pm_disable_wol(struct jme_adapter *jme) { … } static int jme_reload_eeprom(struct jme_adapter *jme) { … } static void jme_load_macaddr(struct net_device *netdev) { … } static inline void jme_set_rx_pcc(struct jme_adapter *jme, int p) { … } static void jme_start_irq(struct jme_adapter *jme) { … } static inline void jme_stop_irq(struct jme_adapter *jme) { … } static u32 jme_linkstat_from_phy(struct jme_adapter *jme) { … } static inline void jme_set_phyfifo_5level(struct jme_adapter *jme) { … } static inline void jme_set_phyfifo_8level(struct jme_adapter *jme) { … } static int jme_check_link(struct net_device *netdev, int testonly) { … } static int jme_setup_tx_resources(struct jme_adapter *jme) { … } static void jme_free_tx_resources(struct jme_adapter *jme) { … } static inline void jme_enable_tx_engine(struct jme_adapter *jme) { … } static inline void jme_disable_tx_engine(struct jme_adapter *jme) { … } static void jme_set_clean_rxdesc(struct jme_adapter *jme, int i) { … } static int jme_make_new_rx_buf(struct jme_adapter *jme, int i) { … } static void jme_free_rx_buf(struct jme_adapter *jme, int i) { … } static void jme_free_rx_resources(struct jme_adapter *jme) { … } static int jme_setup_rx_resources(struct jme_adapter *jme) { … } static inline void jme_enable_rx_engine(struct jme_adapter *jme) { … } static inline void jme_restart_rx_engine(struct jme_adapter *jme) { … } static inline void jme_disable_rx_engine(struct jme_adapter *jme) { … } static u16 jme_udpsum(struct sk_buff *skb) { … } static int jme_rxsum_ok(struct jme_adapter *jme, u16 flags, struct sk_buff *skb) { … } static void jme_alloc_and_feed_skb(struct jme_adapter *jme, int idx) { … } static int jme_process_receive(struct jme_adapter *jme, int limit) { … } static void jme_attempt_pcc(struct dynpcc_info *dpi, int atmp) { … } static void jme_dynamic_pcc(struct jme_adapter *jme) { … } static void jme_start_pcc_timer(struct jme_adapter *jme) { … } static inline void jme_stop_pcc_timer(struct jme_adapter *jme) { … } static void jme_shutdown_nic(struct jme_adapter *jme) { … } static void jme_pcc_tasklet(struct tasklet_struct *t) { … } static inline void jme_polling_mode(struct jme_adapter *jme) { … } static inline void jme_interrupt_mode(struct jme_adapter *jme) { … } static inline int jme_pseudo_hotplug_enabled(struct jme_adapter *jme) { … } static void jme_start_shutdown_timer(struct jme_adapter *jme) { … } static void jme_stop_shutdown_timer(struct jme_adapter *jme) { … } static void jme_link_change_work(struct work_struct *work) { … } static void jme_rx_clean_tasklet(struct tasklet_struct *t) { … } static int jme_poll(JME_NAPI_HOLDER(holder), JME_NAPI_WEIGHT(budget)) { … } static void jme_rx_empty_tasklet(struct tasklet_struct *t) { … } static void jme_wake_queue_if_stopped(struct jme_adapter *jme) { … } static void jme_tx_clean_tasklet(struct tasklet_struct *t) { … } static void jme_intr_msi(struct jme_adapter *jme, u32 intrstat) { … } static irqreturn_t jme_intr(int irq, void *dev_id) { … } static irqreturn_t jme_msi(int irq, void *dev_id) { … } static void jme_reset_link(struct jme_adapter *jme) { … } static void jme_restart_an(struct jme_adapter *jme) { … } static int jme_request_irq(struct jme_adapter *jme) { … } static void jme_free_irq(struct jme_adapter *jme) { … } static inline void jme_new_phy_on(struct jme_adapter *jme) { … } static inline void jme_new_phy_off(struct jme_adapter *jme) { … } static inline void jme_phy_on(struct jme_adapter *jme) { … } static inline void jme_phy_off(struct jme_adapter *jme) { … } static int jme_phy_specreg_read(struct jme_adapter *jme, u32 specreg) { … } static void jme_phy_specreg_write(struct jme_adapter *jme, u32 ext_reg, u32 phy_data) { … } static int jme_phy_calibration(struct jme_adapter *jme) { … } static int jme_phy_setEA(struct jme_adapter *jme) { … } static int jme_open(struct net_device *netdev) { … } static void jme_set_100m_half(struct jme_adapter *jme) { … } #define JME_WAIT_LINK_TIME … static void jme_wait_link(struct jme_adapter *jme) { … } static void jme_powersave_phy(struct jme_adapter *jme) { … } static int jme_close(struct net_device *netdev) { … } static int jme_alloc_txdesc(struct jme_adapter *jme, struct sk_buff *skb) { … } static int jme_fill_tx_map(struct pci_dev *pdev, struct txdesc *txdesc, struct jme_buffer_info *txbi, struct page *page, u32 page_offset, u32 len, bool hidma) { … } static void jme_drop_tx_map(struct jme_adapter *jme, int startidx, int count) { … } static int jme_map_tx_skb(struct jme_adapter *jme, struct sk_buff *skb, int idx) { … } static int jme_tx_tso(struct sk_buff *skb, __le16 *mss, u8 *flags) { … } static void jme_tx_csum(struct jme_adapter *jme, struct sk_buff *skb, u8 *flags) { … } static inline void jme_tx_vlan(struct sk_buff *skb, __le16 *vlan, u8 *flags) { … } static int jme_fill_tx_desc(struct jme_adapter *jme, struct sk_buff *skb, int idx) { … } static void jme_stop_queue_if_full(struct jme_adapter *jme) { … } /* * This function is already protected by netif_tx_lock() */ static netdev_tx_t jme_start_xmit(struct sk_buff *skb, struct net_device *netdev) { … } static void jme_set_unicastaddr(struct net_device *netdev) { … } static int jme_set_macaddr(struct net_device *netdev, void *p) { … } static void jme_set_multi(struct net_device *netdev) { … } static int jme_change_mtu(struct net_device *netdev, int new_mtu) { … } static void jme_tx_timeout(struct net_device *netdev, unsigned int txqueue) { … } static void jme_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *info) { … } static int jme_get_regs_len(struct net_device *netdev) { … } static void mmapio_memcpy(struct jme_adapter *jme, u32 *p, u32 reg, int len) { … } static void mdio_memcpy(struct jme_adapter *jme, u32 *p, int reg_nr) { … } static void jme_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { … } static int jme_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ecmd, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { … } static int jme_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ecmd, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { … } static void jme_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) { … } static int jme_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) { … } static void jme_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { … } static int jme_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { … } static int jme_get_link_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *cmd) { … } static int jme_set_link_ksettings(struct net_device *netdev, const struct ethtool_link_ksettings *cmd) { … } static int jme_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) { … } static u32 jme_get_link(struct net_device *netdev) { … } static u32 jme_get_msglevel(struct net_device *netdev) { … } static void jme_set_msglevel(struct net_device *netdev, u32 value) { … } static netdev_features_t jme_fix_features(struct net_device *netdev, netdev_features_t features) { … } static int jme_set_features(struct net_device *netdev, netdev_features_t features) { … } #ifdef CONFIG_NET_POLL_CONTROLLER static void jme_netpoll(struct net_device *dev) { … } #endif static int jme_nway_reset(struct net_device *netdev) { … } static u8 jme_smb_read(struct jme_adapter *jme, unsigned int addr) { … } static void jme_smb_write(struct jme_adapter *jme, unsigned int addr, u8 data) { … } static int jme_get_eeprom_len(struct net_device *netdev) { … } static int jme_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *data) { … } static int jme_set_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, u8 *data) { … } static const struct ethtool_ops jme_ethtool_ops = …; static int jme_pci_dma64(struct pci_dev *pdev) { … } static inline void jme_phy_init(struct jme_adapter *jme) { … } static inline void jme_check_hw_ver(struct jme_adapter *jme) { … } static const struct net_device_ops jme_netdev_ops = …; static int jme_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { … } static void jme_remove_one(struct pci_dev *pdev) { … } static void jme_shutdown(struct pci_dev *pdev) { … } #ifdef CONFIG_PM_SLEEP static int jme_suspend(struct device *dev) { … } static int jme_resume(struct device *dev) { … } static SIMPLE_DEV_PM_OPS(jme_pm_ops, jme_suspend, jme_resume); #define JME_PM_OPS … #else #define JME_PM_OPS … #endif static const struct pci_device_id jme_pci_tbl[] = …; static struct pci_driver jme_driver = …; static int __init jme_init_module(void) { … } static void __exit jme_cleanup_module(void) { … } module_init(…) …; module_exit(jme_cleanup_module); MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; MODULE_VERSION(…); MODULE_DEVICE_TABLE(pci, jme_pci_tbl);
Codebase Browser
linux