// SPDX-License-Identifier: GPL-2.0 // // Copyright (C) 2018 MOSER-BAER AG // #define pr_fmt(fmt) … #include <linux/ethtool.h> #include <linux/export.h> #include <linux/if_vlan.h> #include <linux/mii_timestamper.h> #include <linux/module.h> #include <linux/net_tstamp.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/phy.h> #include <linux/platform_device.h> #include <linux/ptp_classify.h> #include <linux/ptp_clock_kernel.h> #include <linux/stddef.h> MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_VERSION(…) …; MODULE_LICENSE(…) …; /* GLOBAL register */ #define MCAST_MAC_SELECT_SHIFT … #define MCAST_MAC_SELECT_MASK … #define IO_RESET … #define PTP_RESET … /* VERSION register */ #define IF_MAJOR_VER_SHIFT … #define IF_MAJOR_VER_MASK … #define IF_MINOR_VER_SHIFT … #define IF_MINOR_VER_MASK … #define FPGA_MAJOR_VER_SHIFT … #define FPGA_MAJOR_VER_MASK … #define FPGA_MINOR_VER_SHIFT … #define FPGA_MINOR_VER_MASK … /* INT_STAT register */ #define RX_INTR_STATUS_3 … #define RX_INTR_STATUS_2 … #define RX_INTR_STATUS_1 … #define TX_INTR_STATUS_3 … #define TX_INTR_STATUS_2 … #define TX_INTR_STATUS_1 … /* INT_MSK register */ #define RX_INTR_MASK_3 … #define RX_INTR_MASK_2 … #define RX_INTR_MASK_1 … #define TX_INTR_MASK_3 … #define TX_INTR_MASK_2 … #define TX_INTR_MASK_1 … /* BUF_STAT register */ #define RX_FIFO_NE_3 … #define RX_FIFO_NE_2 … #define RX_FIFO_NE_1 … #define TX_FIFO_NE_3 … #define TX_FIFO_NE_2 … #define TX_FIFO_NE_1 … /* PORT_CONF register */ #define CM_ONE_STEP … #define PHY_SPEED_SHIFT … #define PHY_SPEED_MASK … #define P2P_DELAY_WR_POS_SHIFT … #define P2P_DELAY_WR_POS_MASK … #define PTP_MODE_SHIFT … #define PTP_MODE_MASK … /* TS_STAT_TX register */ #define TS_ENABLE … #define DATA_READ_POS_SHIFT … #define DATA_READ_POS_MASK … #define DISCARDED_EVENTS_SHIFT … #define DISCARDED_EVENTS_MASK … #define INES_N_PORTS … #define INES_REGISTER_SIZE … #define INES_PORT_OFFSET … #define INES_PORT_SIZE … #define INES_FIFO_DEPTH … #define INES_MAX_EVENTS … #define BC_PTP_V1 … #define BC_PTP_V2 … #define TC_E2E_PTP_V2 … #define TC_P2P_PTP_V2 … #define PHY_SPEED_10 … #define PHY_SPEED_100 … #define PHY_SPEED_1000 … #define PORT_CONF … #define ines_read32(s, r) … #define ines_write32(s, v, r) … #define MESSAGE_TYPE_SYNC … #define MESSAGE_TYPE_P_DELAY_REQ … #define MESSAGE_TYPE_P_DELAY_RESP … #define MESSAGE_TYPE_DELAY_REQ … static LIST_HEAD(ines_clocks); static DEFINE_MUTEX(ines_clocks_lock); struct ines_global_regs { … }; struct ines_port_registers { … }; struct ines_timestamp { … }; struct ines_port { … }; struct ines_clock { … }; static bool ines_match(struct sk_buff *skb, unsigned int ptp_class, struct ines_timestamp *ts, struct device *dev); static int ines_rxfifo_read(struct ines_port *port); static u64 ines_rxts64(struct ines_port *port, unsigned int words); static bool ines_timestamp_expired(struct ines_timestamp *ts); static u64 ines_txts64(struct ines_port *port, unsigned int words); static void ines_txtstamp_work(struct work_struct *work); static bool is_sync_pdelay_resp(struct sk_buff *skb, int type); static u8 tag_to_msgtype(u8 tag); static void ines_clock_cleanup(struct ines_clock *clock) { … } static int ines_clock_init(struct ines_clock *clock, struct device *device, void __iomem *addr) { … } static struct ines_port *ines_find_port(struct device_node *node, u32 index) { … } static u64 ines_find_rxts(struct ines_port *port, struct sk_buff *skb, int type) { … } static u64 ines_find_txts(struct ines_port *port, struct sk_buff *skb) { … } static int ines_hwtstamp(struct mii_timestamper *mii_ts, struct kernel_hwtstamp_config *cfg, struct netlink_ext_ack *extack) { … } static void ines_link_state(struct mii_timestamper *mii_ts, struct phy_device *phydev) { … } static bool ines_match(struct sk_buff *skb, unsigned int ptp_class, struct ines_timestamp *ts, struct device *dev) { … } static bool ines_rxtstamp(struct mii_timestamper *mii_ts, struct sk_buff *skb, int type) { … } static int ines_rxfifo_read(struct ines_port *port) { … } static u64 ines_rxts64(struct ines_port *port, unsigned int words) { … } static bool ines_timestamp_expired(struct ines_timestamp *ts) { … } static int ines_ts_info(struct mii_timestamper *mii_ts, struct kernel_ethtool_ts_info *info) { … } static u64 ines_txts64(struct ines_port *port, unsigned int words) { … } static bool ines_txts_onestep(struct ines_port *port, struct sk_buff *skb, int type) { … } static void ines_txtstamp(struct mii_timestamper *mii_ts, struct sk_buff *skb, int type) { … } static void ines_txtstamp_work(struct work_struct *work) { … } static bool is_sync_pdelay_resp(struct sk_buff *skb, int type) { … } static u8 tag_to_msgtype(u8 tag) { … } static struct mii_timestamper *ines_ptp_probe_channel(struct device *device, unsigned int index) { … } static void ines_ptp_release_channel(struct device *device, struct mii_timestamper *mii_ts) { … } static struct mii_timestamping_ctrl ines_ctrl = …; static int ines_ptp_ctrl_probe(struct platform_device *pld) { … } static void ines_ptp_ctrl_remove(struct platform_device *pld) { … } static const struct of_device_id ines_ptp_ctrl_of_match[] = …; MODULE_DEVICE_TABLE(of, ines_ptp_ctrl_of_match); static struct platform_driver ines_ptp_ctrl_driver = …; module_platform_driver(…) …;
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