diff options
Diffstat (limited to 'drivers/net/ethernet/ti/icssg/icssg_prueth.h')
| -rw-r--r-- | drivers/net/ethernet/ti/icssg/icssg_prueth.h | 175 |
1 files changed, 167 insertions, 8 deletions
diff --git a/drivers/net/ethernet/ti/icssg/icssg_prueth.h b/drivers/net/ethernet/ti/icssg/icssg_prueth.h index 8b6d6b497010..f41786b05741 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_prueth.h +++ b/drivers/net/ethernet/ti/icssg/icssg_prueth.h @@ -50,11 +50,18 @@ #define ICSSG_MAX_RFLOWS 8 /* per slice */ +#define ICSSG_NUM_PA_STATS 4 +#define ICSSG_NUM_MIIG_STATS 60 /* Number of ICSSG related stats */ -#define ICSSG_NUM_STATS 60 +#define ICSSG_NUM_STATS (ICSSG_NUM_MIIG_STATS + ICSSG_NUM_PA_STATS) #define ICSSG_NUM_STANDARD_STATS 31 #define ICSSG_NUM_ETHTOOL_STATS (ICSSG_NUM_STATS - ICSSG_NUM_STANDARD_STATS) +#define IEP_DEFAULT_CYCLE_TIME_NS 1000000 /* 1 ms */ + +#define PRUETH_UNDIRECTED_PKT_DST_TAG 0 +#define PRUETH_UNDIRECTED_PKT_TAG_INS BIT(30) + /* Firmware status codes */ #define ICSS_HS_FW_READY 0x55555555 #define ICSS_HS_FW_DEAD 0xDEAD0000 /* lower 16 bits contain error code */ @@ -76,6 +83,12 @@ #define ICSS_CMD_ADD_FILTER 0x7 #define ICSS_CMD_ADD_MAC 0x8 +/* VLAN Filtering Related MACROs */ +#define PRUETH_DFLT_VLAN_HSR 1 +#define PRUETH_DFLT_VLAN_SW 1 +#define PRUETH_DFLT_VLAN_MAC 0 +#define MAX_VLAN_ID 256 + /* In switch mode there are 3 real ports i.e. 3 mac addrs. * however Linux sees only the host side port. The other 2 ports * are the switch ports. @@ -106,6 +119,8 @@ struct prueth_tx_chn { u32 descs_num; unsigned int irq; char name[32]; + struct hrtimer tx_hrtimer; + unsigned long tx_pace_timeout_ns; }; struct prueth_rx_chn { @@ -125,9 +140,12 @@ struct prueth_rx_chn { #define PRUETH_MAX_TX_TS_REQUESTS 50 /* Max simultaneous TX_TS requests */ +/* Minimum coalesce time in usecs for both Tx and Rx */ +#define ICSSG_MIN_COALESCE_USECS 20 + /* data for each emac port */ struct prueth_emac { - bool fw_running; + bool is_sr1; struct prueth *prueth; struct net_device *ndev; u8 mac_addr[6]; @@ -155,6 +173,10 @@ struct prueth_emac { int rx_flow_id_base; int tx_ch_num; + /* SR1.0 Management channel */ + struct prueth_rx_chn rx_mgm_chn; + int rx_mgm_flow_id_base; + spinlock_t lock; /* serialize access */ /* TX HW Timestamping */ @@ -165,7 +187,7 @@ struct prueth_emac { u8 cmd_seq; /* shutdown related */ - u32 cmd_data[4]; + __le32 cmd_data[4]; struct completion cmd_complete; /* Mutex to serialize access to firmware command interface */ struct mutex cmd_lock; @@ -174,18 +196,36 @@ struct prueth_emac { struct pruss_mem_region dram; + bool offload_fwd_mark; + int port_vlan; + struct delayed_work stats_work; - u64 stats[ICSSG_NUM_STATS]; + u64 stats[ICSSG_NUM_MIIG_STATS]; + u64 pa_stats[ICSSG_NUM_PA_STATS]; + + /* RX IRQ Coalescing Related */ + struct hrtimer rx_hrtimer; + unsigned long rx_pace_timeout_ns; + + struct netdev_hw_addr_list vlan_mcast_list[MAX_VLAN_ID]; }; /** * struct prueth_pdata - PRUeth platform data * @fdqring_mode: Free desc queue mode * @quirk_10m_link_issue: 10M link detect errata + * @switch_mode: switch firmware support */ struct prueth_pdata { enum k3_ring_mode fdqring_mode; u32 quirk_10m_link_issue:1; + u32 switch_mode:1; +}; + +struct icssg_firmwares { + char *pru; + char *rtu; + char *txpru; }; /** @@ -203,6 +243,7 @@ struct prueth_pdata { * @registered_netdevs: list of registered netdevs * @miig_rt: regmap to mii_g_rt block * @mii_rt: regmap to mii_rt block + * @pa_stats: regmap to pa_stats block * @pru_id: ID for each of the PRUs * @pdev: pointer to ICSSG platform device * @pdata: pointer to platform data for ICSSG driver @@ -210,6 +251,19 @@ struct prueth_pdata { * @emacs_initialized: num of EMACs/ext ports that are up/running * @iep0: pointer to IEP0 device * @iep1: pointer to IEP1 device + * @vlan_tbl: VLAN-FID table pointer + * @hw_bridge_dev: pointer to HW bridge net device + * @hsr_dev: pointer to the HSR net device + * @br_members: bitmask of bridge member ports + * @hsr_members: bitmask of hsr member ports + * @prueth_netdevice_nb: netdevice notifier block + * @prueth_switchdev_nb: switchdev notifier block + * @prueth_switchdev_bl_nb: switchdev blocking notifier block + * @is_switch_mode: flag to indicate if device is in Switch mode + * @is_hsr_offload_mode: flag to indicate if device is in hsr offload mode + * @is_switchmode_supported: indicates platform support for switch mode + * @switch_id: ID for mapping switch ports to bridge + * @default_vlan: Default VLAN for host */ struct prueth { struct device *dev; @@ -226,6 +280,7 @@ struct prueth { struct net_device *registered_netdevs[PRUETH_NUM_MACS]; struct regmap *miig_rt; struct regmap *mii_rt; + struct regmap *pa_stats; enum pruss_pru_id pru_id[PRUSS_NUM_PRUS]; struct platform_device *pdev; @@ -234,6 +289,24 @@ struct prueth { int emacs_initialized; struct icss_iep *iep0; struct icss_iep *iep1; + struct prueth_vlan_tbl *vlan_tbl; + + struct net_device *hw_bridge_dev; + struct net_device *hsr_dev; + u8 br_members; + u8 hsr_members; + struct notifier_block prueth_netdevice_nb; + struct notifier_block prueth_switchdev_nb; + struct notifier_block prueth_switchdev_bl_nb; + bool is_switch_mode; + bool is_hsr_offload_mode; + bool is_switchmode_supported; + unsigned char switch_id[MAX_PHYS_ITEM_ID_LEN]; + int default_vlan; + /** @vtbl_lock: Lock for vtbl in shared memory */ + spinlock_t vtbl_lock; + /** @stats_lock: Lock for reading icssg stats */ + spinlock_t stats_lock; }; struct emac_tx_ts_response { @@ -243,6 +316,13 @@ struct emac_tx_ts_response { u32 hi_ts; }; +struct emac_tx_ts_response_sr1 { + __le32 lo_ts; + __le32 hi_ts; + __le32 reserved; + __le32 cookie; +}; + /* get PRUSS SLICE number from prueth_emac */ static inline int prueth_emac_slice(struct prueth_emac *emac) { @@ -257,32 +337,111 @@ static inline int prueth_emac_slice(struct prueth_emac *emac) } extern const struct ethtool_ops icssg_ethtool_ops; +extern const struct dev_pm_ops prueth_dev_pm_ops; + +static inline u64 icssg_read_time(const void __iomem *addr) +{ + u32 low, high; + + do { + high = readl(addr + 4); + low = readl(addr); + } while (high != readl(addr + 4)); + + return low + ((u64)high << 32); +} /* Classifier helpers */ void icssg_class_set_mac_addr(struct regmap *miig_rt, int slice, u8 *mac); void icssg_class_set_host_mac_addr(struct regmap *miig_rt, const u8 *mac); void icssg_class_disable(struct regmap *miig_rt, int slice); -void icssg_class_default(struct regmap *miig_rt, int slice, bool allmulti); +void icssg_class_default(struct regmap *miig_rt, int slice, bool allmulti, + bool is_sr1); +void icssg_class_promiscuous_sr1(struct regmap *miig_rt, int slice); +void icssg_class_add_mcast_sr1(struct regmap *miig_rt, int slice, + struct net_device *ndev); void icssg_ft1_set_mac_addr(struct regmap *miig_rt, int slice, u8 *mac_addr); /* config helpers */ void icssg_config_ipg(struct prueth_emac *emac); int icssg_config(struct prueth *prueth, struct prueth_emac *emac, int slice); -int emac_set_port_state(struct prueth_emac *emac, - enum icssg_port_state_cmd state); +int icssg_set_port_state(struct prueth_emac *emac, + enum icssg_port_state_cmd state); void icssg_config_set_speed(struct prueth_emac *emac); void icssg_config_half_duplex(struct prueth_emac *emac); +void icssg_init_emac_mode(struct prueth *prueth); +void icssg_init_fw_offload_mode(struct prueth *prueth); /* Buffer queue helpers */ int icssg_queue_pop(struct prueth *prueth, u8 queue); void icssg_queue_push(struct prueth *prueth, int queue, u16 addr); u32 icssg_queue_level(struct prueth *prueth, int queue); +int icssg_send_fdb_msg(struct prueth_emac *emac, struct mgmt_cmd *cmd, + struct mgmt_cmd_rsp *rsp); +int icssg_fdb_add_del(struct prueth_emac *emac, const unsigned char *addr, + u8 vid, u8 fid_c2, bool add); +int icssg_fdb_lookup(struct prueth_emac *emac, const unsigned char *addr, + u8 vid); +void icssg_vtbl_modify(struct prueth_emac *emac, u8 vid, u8 port_mask, + u8 untag_mask, bool add); +u16 icssg_get_pvid(struct prueth_emac *emac); +void icssg_set_pvid(struct prueth *prueth, u8 vid, u8 port); +int emac_fdb_flow_id_updated(struct prueth_emac *emac); #define prueth_napi_to_tx_chn(pnapi) \ container_of(pnapi, struct prueth_tx_chn, napi_tx) -void emac_stats_work_handler(struct work_struct *work); +void icssg_stats_work_handler(struct work_struct *work); void emac_update_hardware_stats(struct prueth_emac *emac); int emac_get_stat_by_name(struct prueth_emac *emac, char *stat_name); + +/* Common functions */ +void prueth_cleanup_rx_chns(struct prueth_emac *emac, + struct prueth_rx_chn *rx_chn, + int max_rflows); +void prueth_cleanup_tx_chns(struct prueth_emac *emac); +void prueth_ndev_del_tx_napi(struct prueth_emac *emac, int num); +void prueth_xmit_free(struct prueth_tx_chn *tx_chn, + struct cppi5_host_desc_t *desc); +int emac_tx_complete_packets(struct prueth_emac *emac, int chn, + int budget, bool *tdown); +int prueth_ndev_add_tx_napi(struct prueth_emac *emac); +int prueth_init_tx_chns(struct prueth_emac *emac); +int prueth_init_rx_chns(struct prueth_emac *emac, + struct prueth_rx_chn *rx_chn, + char *name, u32 max_rflows, + u32 max_desc_num); +int prueth_dma_rx_push(struct prueth_emac *emac, + struct sk_buff *skb, + struct prueth_rx_chn *rx_chn); +void emac_rx_timestamp(struct prueth_emac *emac, + struct sk_buff *skb, u32 *psdata); +enum netdev_tx icssg_ndo_start_xmit(struct sk_buff *skb, struct net_device *ndev); +irqreturn_t prueth_rx_irq(int irq, void *dev_id); +void prueth_cleanup_tx_ts(struct prueth_emac *emac); +int icssg_napi_rx_poll(struct napi_struct *napi_rx, int budget); +int prueth_prepare_rx_chan(struct prueth_emac *emac, + struct prueth_rx_chn *chn, + int buf_size); +void prueth_reset_tx_chan(struct prueth_emac *emac, int ch_num, + bool free_skb); +void prueth_reset_rx_chan(struct prueth_rx_chn *chn, + int num_flows, bool disable); +void icssg_ndo_tx_timeout(struct net_device *ndev, unsigned int txqueue); +int icssg_ndo_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd); +void icssg_ndo_get_stats64(struct net_device *ndev, + struct rtnl_link_stats64 *stats); +int icssg_ndo_get_phys_port_name(struct net_device *ndev, char *name, + size_t len); +int prueth_node_port(struct device_node *eth_node); +int prueth_node_mac(struct device_node *eth_node); +void prueth_netdev_exit(struct prueth *prueth, + struct device_node *eth_node); +int prueth_get_cores(struct prueth *prueth, int slice, bool is_sr1); +void prueth_put_cores(struct prueth *prueth, int slice); + +/* Revision specific helper */ +u64 icssg_ts_to_ns(u32 hi_sw, u32 hi, u32 lo, u32 cycle_time_ns); + #endif /* __NET_TI_ICSSG_PRUETH_H */ |