// SPDX-License-Identifier: GPL-2.0-or-later /* Copyright (c) 2014 Linaro Ltd. * Copyright (c) 2014 Hisilicon Limited. */ #include <linux/module.h> #include <linux/etherdevice.h> #include <linux/platform_device.h> #include <linux/interrupt.h> #include <linux/ktime.h> #include <linux/of_address.h> #include <linux/phy.h> #include <linux/of_mdio.h> #include <linux/of_net.h> #include <linux/mfd/syscon.h> #include <linux/regmap.h> #define SC_PPE_RESET_DREQ … #define PPE_CFG_RX_ADDR … #define PPE_CFG_POOL_GRP … #define PPE_CFG_RX_BUF_SIZE … #define PPE_CFG_RX_FIFO_SIZE … #define PPE_CURR_BUF_CNT … #define GE_DUPLEX_TYPE … #define GE_MAX_FRM_SIZE_REG … #define GE_PORT_MODE … #define GE_PORT_EN … #define GE_SHORT_RUNTS_THR_REG … #define GE_TX_LOCAL_PAGE_REG … #define GE_TRANSMIT_CONTROL_REG … #define GE_CF_CRC_STRIP_REG … #define GE_MODE_CHANGE_REG … #define GE_RECV_CONTROL_REG … #define GE_STATION_MAC_ADDRESS … #define PPE_CFG_BUS_CTRL_REG … #define PPE_CFG_RX_CTRL_REG … #if defined(CONFIG_HI13X1_GMAC) #define PPE_CFG_CPU_ADD_ADDR … #define PPE_CFG_MAX_FRAME_LEN_REG … #define PPE_CFG_RX_PKT_MODE_REG … #define PPE_CFG_QOS_VMID_GEN … #define PPE_CFG_RX_PKT_INT … #define PPE_INTEN … #define PPE_INTSTS … #define PPE_RINT … #define PPE_CFG_STS_MODE … #else #define PPE_CFG_CPU_ADD_ADDR … #define PPE_CFG_MAX_FRAME_LEN_REG … #define PPE_CFG_RX_PKT_MODE_REG … #define PPE_CFG_QOS_VMID_GEN … #define PPE_CFG_RX_PKT_INT … #define PPE_INTEN … #define PPE_INTSTS … #define PPE_RINT … #define PPE_CFG_STS_MODE … #endif /* CONFIG_HI13X1_GMAC */ #define PPE_HIS_RX_PKT_CNT … #define RESET_DREQ_ALL … /* REG_INTERRUPT */ #define RCV_INT … #define RCV_NOBUF … #define RCV_DROP … #define TX_DROP … #define DEF_INT_ERR … #define DEF_INT_MASK … /* TX descriptor config */ #define TX_FREE_MEM … #define TX_READ_ALLOC_L3 … #if defined(CONFIG_HI13X1_GMAC) #define TX_CLEAR_WB … #define TX_RELEASE_TO_PPE … #define TX_FINISH_CACHE_INV … #define TX_POOL_SHIFT … #else #define TX_CLEAR_WB … #define TX_FINISH_CACHE_INV … #endif #define TX_L3_CHECKSUM … #define TX_LOOP_BACK … /* RX error */ #define RX_PKT_DROP … #define RX_L2_ERR … #define RX_PKT_ERR … #define SGMII_SPEED_1000 … #define SGMII_SPEED_100 … #define SGMII_SPEED_10 … #define MII_SPEED_100 … #define MII_SPEED_10 … #define GE_DUPLEX_FULL … #define GE_DUPLEX_HALF … #define GE_MODE_CHANGE_EN … #define GE_TX_AUTO_NEG … #define GE_TX_ADD_CRC … #define GE_TX_SHORT_PAD_THROUGH … #define GE_RX_STRIP_CRC … #define GE_RX_STRIP_PAD … #define GE_RX_PAD_EN … #define GE_AUTO_NEG_CTL … #define GE_RX_INT_THRESHOLD … #define GE_RX_TIMEOUT … #define GE_RX_PORT_EN … #define GE_TX_PORT_EN … #define PPE_CFG_RX_PKT_ALIGN … #if defined(CONFIG_HI13X1_GMAC) #define PPE_CFG_QOS_VMID_GRP_SHIFT … #define PPE_CFG_RX_CTRL_ALIGN_SHIFT … #define PPE_CFG_STS_RX_PKT_CNT_RC … #define PPE_CFG_QOS_VMID_MODE … #define PPE_CFG_BUS_LOCAL_REL … /* buf unit size is cache_line_size, which is 64, so the shift is 6 */ #define PPE_BUF_SIZE_SHIFT … #define PPE_TX_BUF_HOLD … #define SOC_CACHE_LINE_MASK … #else #define PPE_CFG_QOS_VMID_GRP_SHIFT … #define PPE_CFG_RX_CTRL_ALIGN_SHIFT … #define PPE_CFG_STS_RX_PKT_CNT_RC … #define PPE_CFG_QOS_VMID_MODE … #define PPE_CFG_BUS_LOCAL_REL … /* buf unit size is 1, so the shift is 6 */ #define PPE_BUF_SIZE_SHIFT … #define PPE_TX_BUF_HOLD … #endif /* CONFIG_HI13X1_GMAC */ #define PPE_CFG_RX_FIFO_FSFU … #define PPE_CFG_RX_DEPTH_SHIFT … #define PPE_CFG_RX_START_SHIFT … #define PPE_CFG_BUS_BIG_ENDIEN … #define RX_DESC_NUM … #define TX_DESC_NUM … #define TX_NEXT(N) … #define RX_NEXT(N) … #define GMAC_PPE_RX_PKT_MAX_LEN … #define GMAC_MAX_PKT_LEN … #define GMAC_MIN_PKT_LEN … #define RX_BUF_SIZE … #define RESET_TIMEOUT … #define TX_TIMEOUT … #define DRV_NAME … #define DRV_VERSION … #define HIP04_MAX_TX_COALESCE_USECS … #define HIP04_MIN_TX_COALESCE_USECS … #define HIP04_MAX_TX_COALESCE_FRAMES … #define HIP04_MIN_TX_COALESCE_FRAMES … struct tx_desc { … } __aligned(…); struct rx_desc { … }; struct hip04_priv { … }; static inline unsigned int tx_count(unsigned int head, unsigned int tail) { … } static void hip04_config_port(struct net_device *ndev, u32 speed, u32 duplex) { … } static void hip04_reset_dreq(struct hip04_priv *priv) { … } static void hip04_reset_ppe(struct hip04_priv *priv) { … } static void hip04_config_fifo(struct hip04_priv *priv) { … } static void hip04_mac_enable(struct net_device *ndev) { … } static void hip04_mac_disable(struct net_device *ndev) { … } static void hip04_set_xmit_desc(struct hip04_priv *priv, dma_addr_t phys) { … } static void hip04_set_recv_desc(struct hip04_priv *priv, dma_addr_t phys) { … } static u32 hip04_recv_cnt(struct hip04_priv *priv) { … } static void hip04_update_mac_address(struct net_device *ndev) { … } static int hip04_set_mac_address(struct net_device *ndev, void *addr) { … } static int hip04_tx_reclaim(struct net_device *ndev, bool force) { … } static void hip04_start_tx_timer(struct hip04_priv *priv) { … } static netdev_tx_t hip04_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev) { … } static int hip04_rx_poll(struct napi_struct *napi, int budget) { … } static irqreturn_t hip04_mac_interrupt(int irq, void *dev_id) { … } static enum hrtimer_restart tx_done(struct hrtimer *hrtimer) { … } static void hip04_adjust_link(struct net_device *ndev) { … } static int hip04_mac_open(struct net_device *ndev) { … } static int hip04_mac_stop(struct net_device *ndev) { … } static void hip04_timeout(struct net_device *ndev, unsigned int txqueue) { … } static void hip04_tx_timeout_task(struct work_struct *work) { … } static int hip04_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { … } static int hip04_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *ec, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { … } static void hip04_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { … } static const struct ethtool_ops hip04_ethtool_ops = …; static const struct net_device_ops hip04_netdev_ops = …; static int hip04_alloc_ring(struct net_device *ndev, struct device *d) { … } static void hip04_free_ring(struct net_device *ndev, struct device *d) { … } static int hip04_mac_probe(struct platform_device *pdev) { … } static void hip04_remove(struct platform_device *pdev) { … } static const struct of_device_id hip04_mac_match[] = …; MODULE_DEVICE_TABLE(of, hip04_mac_match); static struct platform_driver hip04_mac_driver = …; module_platform_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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