| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Grygorii Strashko | 2023 | 95.07% | 6 | 50.00% |
| Ilias Apalodimas | 53 | 2.49% | 2 | 16.67% |
| Ivan Khoronzhuk | 42 | 1.97% | 1 | 8.33% |
| Marek Vašut | 5 | 0.23% | 1 | 8.33% |
| Michael S. Tsirkin | 4 | 0.19% | 1 | 8.33% |
| Andrew Lunn | 1 | 0.05% | 1 | 8.33% |
| Total | 2128 | 12 |
/* SPDX-License-Identifier: GPL-2.0 */ /* * Texas Instruments Ethernet Switch Driver */ #ifndef DRIVERS_NET_ETHERNET_TI_CPSW_PRIV_H_ #define DRIVERS_NET_ETHERNET_TI_CPSW_PRIV_H_ #include "davinci_cpdma.h" #define CPSW_DEBUG (NETIF_MSG_HW | NETIF_MSG_WOL | \ NETIF_MSG_DRV | NETIF_MSG_LINK | \ NETIF_MSG_IFUP | NETIF_MSG_INTR | \ NETIF_MSG_PROBE | NETIF_MSG_TIMER | \ NETIF_MSG_IFDOWN | NETIF_MSG_RX_ERR | \ NETIF_MSG_TX_ERR | NETIF_MSG_TX_DONE | \ NETIF_MSG_PKTDATA | NETIF_MSG_TX_QUEUED | \ NETIF_MSG_RX_STATUS) #define cpsw_info(priv, type, format, ...) \ do { \ if (netif_msg_##type(priv) && net_ratelimit()) \ dev_info(priv->dev, format, ## __VA_ARGS__); \ } while (0) #define cpsw_err(priv, type, format, ...) \ do { \ if (netif_msg_##type(priv) && net_ratelimit()) \ dev_err(priv->dev, format, ## __VA_ARGS__); \ } while (0) #define cpsw_dbg(priv, type, format, ...) \ do { \ if (netif_msg_##type(priv) && net_ratelimit()) \ dev_dbg(priv->dev, format, ## __VA_ARGS__); \ } while (0) #define cpsw_notice(priv, type, format, ...) \ do { \ if (netif_msg_##type(priv) && net_ratelimit()) \ dev_notice(priv->dev, format, ## __VA_ARGS__); \ } while (0) #define ALE_ALL_PORTS 0x7 #define CPSW_MAJOR_VERSION(reg) (reg >> 8 & 0x7) #define CPSW_MINOR_VERSION(reg) (reg & 0xff) #define CPSW_RTL_VERSION(reg) ((reg >> 11) & 0x1f) #define CPSW_VERSION_1 0x19010a #define CPSW_VERSION_2 0x19010c #define CPSW_VERSION_3 0x19010f #define CPSW_VERSION_4 0x190112 #define HOST_PORT_NUM 0 #define CPSW_ALE_PORTS_NUM 3 #define CPSW_SLAVE_PORTS_NUM 2 #define SLIVER_SIZE 0x40 #define CPSW1_HOST_PORT_OFFSET 0x028 #define CPSW1_SLAVE_OFFSET 0x050 #define CPSW1_SLAVE_SIZE 0x040 #define CPSW1_CPDMA_OFFSET 0x100 #define CPSW1_STATERAM_OFFSET 0x200 #define CPSW1_HW_STATS 0x400 #define CPSW1_CPTS_OFFSET 0x500 #define CPSW1_ALE_OFFSET 0x600 #define CPSW1_SLIVER_OFFSET 0x700 #define CPSW1_WR_OFFSET 0x900 #define CPSW2_HOST_PORT_OFFSET 0x108 #define CPSW2_SLAVE_OFFSET 0x200 #define CPSW2_SLAVE_SIZE 0x100 #define CPSW2_CPDMA_OFFSET 0x800 #define CPSW2_HW_STATS 0x900 #define CPSW2_STATERAM_OFFSET 0xa00 #define CPSW2_CPTS_OFFSET 0xc00 #define CPSW2_ALE_OFFSET 0xd00 #define CPSW2_SLIVER_OFFSET 0xd80 #define CPSW2_BD_OFFSET 0x2000 #define CPSW2_WR_OFFSET 0x1200 #define CPDMA_RXTHRESH 0x0c0 #define CPDMA_RXFREE 0x0e0 #define CPDMA_TXHDP 0x00 #define CPDMA_RXHDP 0x20 #define CPDMA_TXCP 0x40 #define CPDMA_RXCP 0x60 #define CPSW_POLL_WEIGHT 64 #define CPSW_RX_VLAN_ENCAP_HDR_SIZE 4 #define CPSW_MIN_PACKET_SIZE (VLAN_ETH_ZLEN) #define CPSW_MAX_PACKET_SIZE (VLAN_ETH_FRAME_LEN +\ ETH_FCS_LEN +\ CPSW_RX_VLAN_ENCAP_HDR_SIZE) #define RX_PRIORITY_MAPPING 0x76543210 #define TX_PRIORITY_MAPPING 0x33221100 #define CPDMA_TX_PRIORITY_MAP 0x76543210 #define CPSW_VLAN_AWARE BIT(1) #define CPSW_RX_VLAN_ENCAP BIT(2) #define CPSW_ALE_VLAN_AWARE 1 #define CPSW_FIFO_NORMAL_MODE (0 << 16) #define CPSW_FIFO_DUAL_MAC_MODE (1 << 16) #define CPSW_FIFO_RATE_LIMIT_MODE (2 << 16) #define CPSW_INTPACEEN (0x3f << 16) #define CPSW_INTPRESCALE_MASK (0x7FF << 0) #define CPSW_CMINTMAX_CNT 63 #define CPSW_CMINTMIN_CNT 2 #define CPSW_CMINTMAX_INTVL (1000 / CPSW_CMINTMIN_CNT) #define CPSW_CMINTMIN_INTVL ((1000 / CPSW_CMINTMAX_CNT) + 1) #define IRQ_NUM 2 #define CPSW_MAX_QUEUES 8 #define CPSW_CPDMA_DESCS_POOL_SIZE_DEFAULT 256 #define CPSW_ALE_AGEOUT_DEFAULT 10 /* sec */ #define CPSW_ALE_NUM_ENTRIES 1024 #define CPSW_FIFO_QUEUE_TYPE_SHIFT 16 #define CPSW_FIFO_SHAPE_EN_SHIFT 16 #define CPSW_FIFO_RATE_EN_SHIFT 20 #define CPSW_TC_NUM 4 #define CPSW_FIFO_SHAPERS_NUM (CPSW_TC_NUM - 1) #define CPSW_PCT_MASK 0x7f #define CPSW_BD_RAM_SIZE 0x2000 #define CPSW_RX_VLAN_ENCAP_HDR_PRIO_SHIFT 29 #define CPSW_RX_VLAN_ENCAP_HDR_PRIO_MSK GENMASK(2, 0) #define CPSW_RX_VLAN_ENCAP_HDR_VID_SHIFT 16 #define CPSW_RX_VLAN_ENCAP_HDR_PKT_TYPE_SHIFT 8 #define CPSW_RX_VLAN_ENCAP_HDR_PKT_TYPE_MSK GENMASK(1, 0) enum { CPSW_RX_VLAN_ENCAP_HDR_PKT_VLAN_TAG = 0, CPSW_RX_VLAN_ENCAP_HDR_PKT_RESERV, CPSW_RX_VLAN_ENCAP_HDR_PKT_PRIO_TAG, CPSW_RX_VLAN_ENCAP_HDR_PKT_UNTAG, }; struct cpsw_wr_regs { u32 id_ver; u32 soft_reset; u32 control; u32 int_control; u32 rx_thresh_en; u32 rx_en; u32 tx_en; u32 misc_en; u32 mem_allign1[8]; u32 rx_thresh_stat; u32 rx_stat; u32 tx_stat; u32 misc_stat; u32 mem_allign2[8]; u32 rx_imax; u32 tx_imax; }; struct cpsw_ss_regs { u32 id_ver; u32 control; u32 soft_reset; u32 stat_port_en; u32 ptype; u32 soft_idle; u32 thru_rate; u32 gap_thresh; u32 tx_start_wds; u32 flow_control; u32 vlan_ltype; u32 ts_ltype; u32 dlr_ltype; }; /* CPSW_PORT_V1 */ #define CPSW1_MAX_BLKS 0x00 /* Maximum FIFO Blocks */ #define CPSW1_BLK_CNT 0x04 /* FIFO Block Usage Count (Read Only) */ #define CPSW1_TX_IN_CTL 0x08 /* Transmit FIFO Control */ #define CPSW1_PORT_VLAN 0x0c /* VLAN Register */ #define CPSW1_TX_PRI_MAP 0x10 /* Tx Header Priority to Switch Pri Mapping */ #define CPSW1_TS_CTL 0x14 /* Time Sync Control */ #define CPSW1_TS_SEQ_LTYPE 0x18 /* Time Sync Sequence ID Offset and Msg Type */ #define CPSW1_TS_VLAN 0x1c /* Time Sync VLAN1 and VLAN2 */ /* CPSW_PORT_V2 */ #define CPSW2_CONTROL 0x00 /* Control Register */ #define CPSW2_MAX_BLKS 0x08 /* Maximum FIFO Blocks */ #define CPSW2_BLK_CNT 0x0c /* FIFO Block Usage Count (Read Only) */ #define CPSW2_TX_IN_CTL 0x10 /* Transmit FIFO Control */ #define CPSW2_PORT_VLAN 0x14 /* VLAN Register */ #define CPSW2_TX_PRI_MAP 0x18 /* Tx Header Priority to Switch Pri Mapping */ #define CPSW2_TS_SEQ_MTYPE 0x1c /* Time Sync Sequence ID Offset and Msg Type */ /* CPSW_PORT_V1 and V2 */ #define SA_LO 0x20 /* CPGMAC_SL Source Address Low */ #define SA_HI 0x24 /* CPGMAC_SL Source Address High */ #define SEND_PERCENT 0x28 /* Transmit Queue Send Percentages */ /* CPSW_PORT_V2 only */ #define RX_DSCP_PRI_MAP0 0x30 /* Rx DSCP Priority to Rx Packet Mapping */ #define RX_DSCP_PRI_MAP1 0x34 /* Rx DSCP Priority to Rx Packet Mapping */ #define RX_DSCP_PRI_MAP2 0x38 /* Rx DSCP Priority to Rx Packet Mapping */ #define RX_DSCP_PRI_MAP3 0x3c /* Rx DSCP Priority to Rx Packet Mapping */ #define RX_DSCP_PRI_MAP4 0x40 /* Rx DSCP Priority to Rx Packet Mapping */ #define RX_DSCP_PRI_MAP5 0x44 /* Rx DSCP Priority to Rx Packet Mapping */ #define RX_DSCP_PRI_MAP6 0x48 /* Rx DSCP Priority to Rx Packet Mapping */ #define RX_DSCP_PRI_MAP7 0x4c /* Rx DSCP Priority to Rx Packet Mapping */ /* Bit definitions for the CPSW2_CONTROL register */ #define PASS_PRI_TAGGED BIT(24) /* Pass Priority Tagged */ #define VLAN_LTYPE2_EN BIT(21) /* VLAN LTYPE 2 enable */ #define VLAN_LTYPE1_EN BIT(20) /* VLAN LTYPE 1 enable */ #define DSCP_PRI_EN BIT(16) /* DSCP Priority Enable */ #define TS_107 BIT(15) /* Tyme Sync Dest IP Address 107 */ #define TS_320 BIT(14) /* Time Sync Dest Port 320 enable */ #define TS_319 BIT(13) /* Time Sync Dest Port 319 enable */ #define TS_132 BIT(12) /* Time Sync Dest IP Addr 132 enable */ #define TS_131 BIT(11) /* Time Sync Dest IP Addr 131 enable */ #define TS_130 BIT(10) /* Time Sync Dest IP Addr 130 enable */ #define TS_129 BIT(9) /* Time Sync Dest IP Addr 129 enable */ #define TS_TTL_NONZERO BIT(8) /* Time Sync Time To Live Non-zero enable */ #define TS_ANNEX_F_EN BIT(6) /* Time Sync Annex F enable */ #define TS_ANNEX_D_EN BIT(4) /* Time Sync Annex D enable */ #define TS_LTYPE2_EN BIT(3) /* Time Sync LTYPE 2 enable */ #define TS_LTYPE1_EN BIT(2) /* Time Sync LTYPE 1 enable */ #define TS_TX_EN BIT(1) /* Time Sync Transmit Enable */ #define TS_RX_EN BIT(0) /* Time Sync Receive Enable */ #define CTRL_V2_TS_BITS \ (TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\ TS_TTL_NONZERO | TS_ANNEX_D_EN | TS_LTYPE1_EN | VLAN_LTYPE1_EN) #define CTRL_V2_ALL_TS_MASK (CTRL_V2_TS_BITS | TS_TX_EN | TS_RX_EN) #define CTRL_V2_TX_TS_BITS (CTRL_V2_TS_BITS | TS_TX_EN) #define CTRL_V2_RX_TS_BITS (CTRL_V2_TS_BITS | TS_RX_EN) #define CTRL_V3_TS_BITS \ (TS_107 | TS_320 | TS_319 | TS_132 | TS_131 | TS_130 | TS_129 |\ TS_TTL_NONZERO | TS_ANNEX_F_EN | TS_ANNEX_D_EN |\ TS_LTYPE1_EN | VLAN_LTYPE1_EN) #define CTRL_V3_ALL_TS_MASK (CTRL_V3_TS_BITS | TS_TX_EN | TS_RX_EN) #define CTRL_V3_TX_TS_BITS (CTRL_V3_TS_BITS | TS_TX_EN) #define CTRL_V3_RX_TS_BITS (CTRL_V3_TS_BITS | TS_RX_EN) /* Bit definitions for the CPSW2_TS_SEQ_MTYPE register */ #define TS_SEQ_ID_OFFSET_SHIFT (16) /* Time Sync Sequence ID Offset */ #define TS_SEQ_ID_OFFSET_MASK (0x3f) #define TS_MSG_TYPE_EN_SHIFT (0) /* Time Sync Message Type Enable */ #define TS_MSG_TYPE_EN_MASK (0xffff) /* The PTP event messages - Sync, Delay_Req, Pdelay_Req, and Pdelay_Resp. */ #define EVENT_MSG_BITS ((1<<0) | (1<<1) | (1<<2) | (1<<3)) /* Bit definitions for the CPSW1_TS_CTL register */ #define CPSW_V1_TS_RX_EN BIT(0) #define CPSW_V1_TS_TX_EN BIT(4) #define CPSW_V1_MSG_TYPE_OFS 16 /* Bit definitions for the CPSW1_TS_SEQ_LTYPE register */ #define CPSW_V1_SEQ_ID_OFS_SHIFT 16 #define CPSW_MAX_BLKS_TX 15 #define CPSW_MAX_BLKS_TX_SHIFT 4 #define CPSW_MAX_BLKS_RX 5 struct cpsw_host_regs { u32 max_blks; u32 blk_cnt; u32 tx_in_ctl; u32 port_vlan; u32 tx_pri_map; u32 cpdma_tx_pri_map; u32 cpdma_rx_chan_map; }; struct cpsw_slave_data { struct device_node *slave_node; struct device_node *phy_node; char phy_id[MII_BUS_ID_SIZE]; phy_interface_t phy_if; u8 mac_addr[ETH_ALEN]; u16 dual_emac_res_vlan; /* Reserved VLAN for DualEMAC */ struct phy *ifphy; bool disabled; }; struct cpsw_platform_data { struct cpsw_slave_data *slave_data; u32 ss_reg_ofs; /* Subsystem control register offset */ u32 channels; /* number of cpdma channels (symmetric) */ u32 slaves; /* number of slave cpgmac ports */ u32 active_slave;/* time stamping, ethtool and SIOCGMIIPHY slave */ u32 ale_entries; /* ale table size */ u32 bd_ram_size; /*buffer descriptor ram size */ u32 mac_control; /* Mac control register */ u16 default_vlan; /* Def VLAN for ALE lookup in VLAN aware mode*/ bool dual_emac; /* Enable Dual EMAC mode */ }; struct cpsw_slave { void __iomem *regs; int slave_num; u32 mac_control; struct cpsw_slave_data *data; struct phy_device *phy; struct net_device *ndev; u32 port_vlan; struct cpsw_sl *mac_sl; }; static inline u32 slave_read(struct cpsw_slave *slave, u32 offset) { return readl_relaxed(slave->regs + offset); } static inline void slave_write(struct cpsw_slave *slave, u32 val, u32 offset) { writel_relaxed(val, slave->regs + offset); } struct cpsw_vector { struct cpdma_chan *ch; int budget; }; struct cpsw_common { struct device *dev; struct cpsw_platform_data data; struct napi_struct napi_rx; struct napi_struct napi_tx; struct cpsw_ss_regs __iomem *regs; struct cpsw_wr_regs __iomem *wr_regs; u8 __iomem *hw_stats; struct cpsw_host_regs __iomem *host_port_regs; u32 version; u32 coal_intvl; u32 bus_freq_mhz; int rx_packet_max; int descs_pool_size; struct cpsw_slave *slaves; struct cpdma_ctlr *dma; struct cpsw_vector txv[CPSW_MAX_QUEUES]; struct cpsw_vector rxv[CPSW_MAX_QUEUES]; struct cpsw_ale *ale; bool quirk_irq; bool rx_irq_disabled; bool tx_irq_disabled; u32 irqs_table[IRQ_NUM]; struct cpts *cpts; struct devlink *devlink; int rx_ch_num, tx_ch_num; int speed; int usage_count; struct page_pool *page_pool[CPSW_MAX_QUEUES]; u8 br_members; struct net_device *hw_bridge_dev; bool ale_bypass; u8 base_mac[ETH_ALEN]; }; struct cpsw_priv { struct net_device *ndev; struct device *dev; u32 msg_enable; u8 mac_addr[ETH_ALEN]; bool rx_pause; bool tx_pause; bool mqprio_hw; int fifo_bw[CPSW_TC_NUM]; int shp_cfg_speed; int tx_ts_enabled; int rx_ts_enabled; struct bpf_prog *xdp_prog; struct xdp_rxq_info xdp_rxq[CPSW_MAX_QUEUES]; struct xdp_attachment_info xdpi; u32 emac_port; struct cpsw_common *cpsw; int offload_fwd_mark; }; #define ndev_to_cpsw(ndev) (((struct cpsw_priv *)netdev_priv(ndev))->cpsw) #define napi_to_cpsw(napi) container_of(napi, struct cpsw_common, napi) extern int (*cpsw_slave_index)(struct cpsw_common *cpsw, struct cpsw_priv *priv); struct addr_sync_ctx { struct net_device *ndev; const u8 *addr; /* address to be synched */ int consumed; /* number of address instances */ int flush; /* flush flag */ }; #define CPSW_XMETA_OFFSET ALIGN(sizeof(struct xdp_frame), sizeof(long)) #define CPSW_XDP_CONSUMED 1 #define CPSW_XDP_PASS 0 struct __aligned(sizeof(long)) cpsw_meta_xdp { struct net_device *ndev; int ch; }; /* The buf includes headroom compatible with both skb and xdpf */ #define CPSW_HEADROOM_NA (max(XDP_PACKET_HEADROOM, NET_SKB_PAD) + NET_IP_ALIGN) #define CPSW_HEADROOM ALIGN(CPSW_HEADROOM_NA, sizeof(long)) static inline int cpsw_is_xdpf_handle(void *handle) { return (unsigned long)handle & BIT(0); } static inline void *cpsw_xdpf_to_handle(struct xdp_frame *xdpf) { return (void *)((unsigned long)xdpf | BIT(0)); } static inline struct xdp_frame *cpsw_handle_to_xdpf(void *handle) { return (struct xdp_frame *)((unsigned long)handle & ~BIT(0)); } int cpsw_init_common(struct cpsw_common *cpsw, void __iomem *ss_regs, int ale_ageout, phys_addr_t desc_mem_phys, int descs_pool_size); void cpsw_split_res(struct cpsw_common *cpsw); int cpsw_fill_rx_channels(struct cpsw_priv *priv); void cpsw_intr_enable(struct cpsw_common *cpsw); void cpsw_intr_disable(struct cpsw_common *cpsw); void cpsw_tx_handler(void *token, int len, int status); int cpsw_create_xdp_rxqs(struct cpsw_common *cpsw); void cpsw_destroy_xdp_rxqs(struct cpsw_common *cpsw); int cpsw_ndo_bpf(struct net_device *ndev, struct netdev_bpf *bpf); int cpsw_xdp_tx_frame(struct cpsw_priv *priv, struct xdp_frame *xdpf, struct page *page, int port); int cpsw_run_xdp(struct cpsw_priv *priv, int ch, struct xdp_buff *xdp, struct page *page, int port); irqreturn_t cpsw_tx_interrupt(int irq, void *dev_id); irqreturn_t cpsw_rx_interrupt(int irq, void *dev_id); int cpsw_tx_mq_poll(struct napi_struct *napi_tx, int budget); int cpsw_tx_poll(struct napi_struct *napi_tx, int budget); int cpsw_rx_mq_poll(struct napi_struct *napi_rx, int budget); int cpsw_rx_poll(struct napi_struct *napi_rx, int budget); void cpsw_rx_vlan_encap(struct sk_buff *skb); void soft_reset(const char *module, void __iomem *reg); void cpsw_set_slave_mac(struct cpsw_slave *slave, struct cpsw_priv *priv); void cpsw_ndo_tx_timeout(struct net_device *ndev, unsigned int txqueue); int cpsw_need_resplit(struct cpsw_common *cpsw); int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd); int cpsw_ndo_set_tx_maxrate(struct net_device *ndev, int queue, u32 rate); int cpsw_ndo_setup_tc(struct net_device *ndev, enum tc_setup_type type, void *type_data); bool cpsw_shp_is_off(struct cpsw_priv *priv); void cpsw_cbs_resume(struct cpsw_slave *slave, struct cpsw_priv *priv); void cpsw_mqprio_resume(struct cpsw_slave *slave, struct cpsw_priv *priv); /* ethtool */ u32 cpsw_get_msglevel(struct net_device *ndev); void cpsw_set_msglevel(struct net_device *ndev, u32 value); int cpsw_get_coalesce(struct net_device *ndev, struct ethtool_coalesce *coal); int cpsw_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *coal); int cpsw_get_sset_count(struct net_device *ndev, int sset); void cpsw_get_strings(struct net_device *ndev, u32 stringset, u8 *data); void cpsw_get_ethtool_stats(struct net_device *ndev, struct ethtool_stats *stats, u64 *data); void cpsw_get_pauseparam(struct net_device *ndev, struct ethtool_pauseparam *pause); void cpsw_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol); int cpsw_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol); int cpsw_get_regs_len(struct net_device *ndev); void cpsw_get_regs(struct net_device *ndev, struct ethtool_regs *regs, void *p); int cpsw_ethtool_op_begin(struct net_device *ndev); void cpsw_ethtool_op_complete(struct net_device *ndev); void cpsw_get_channels(struct net_device *ndev, struct ethtool_channels *ch); int cpsw_get_link_ksettings(struct net_device *ndev, struct ethtool_link_ksettings *ecmd); int cpsw_set_link_ksettings(struct net_device *ndev, const struct ethtool_link_ksettings *ecmd); int cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata); int cpsw_set_eee(struct net_device *ndev, struct ethtool_eee *edata); int cpsw_nway_reset(struct net_device *ndev); void cpsw_get_ringparam(struct net_device *ndev, struct ethtool_ringparam *ering); int cpsw_set_ringparam(struct net_device *ndev, struct ethtool_ringparam *ering); int cpsw_set_channels_common(struct net_device *ndev, struct ethtool_channels *chs, cpdma_handler_fn rx_handler); int cpsw_get_ts_info(struct net_device *ndev, struct ethtool_ts_info *info); #endif /* DRIVERS_NET_ETHERNET_TI_CPSW_PRIV_H_ */
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