--- zzzz-none-000/linux-3.10.107/include/net/dsa.h 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/include/net/dsa.h 2021-02-04 17:41:59.000000000 +0000 @@ -15,6 +15,18 @@ #include #include #include +#include +#include +#include +#include + +enum dsa_tag_protocol { + DSA_TAG_PROTO_NONE = 0, + DSA_TAG_PROTO_DSA, + DSA_TAG_PROTO_TRAILER, + DSA_TAG_PROTO_EDSA, + DSA_TAG_PROTO_BRCM, +}; #define DSA_MAX_SWITCHES 4 #define DSA_MAX_PORTS 12 @@ -23,9 +35,18 @@ /* * How to access the switch configuration registers. */ - struct device *mii_bus; + struct device *host_dev; int sw_addr; + /* set to size of eeprom if supported by the switch */ + int eeprom_len; + + /* Device tree node pointer for this specific switch chip + * used during switch setup in case additional properties + * and resources needs to be used + */ + struct device_node *of_node; + /* * The names of the switch's ports. Use "cpu" to * designate the switch port that the cpu is connected to, @@ -34,6 +55,7 @@ * or any other string to indicate this is a physical port. */ char *port_names[DSA_MAX_PORTS]; + struct device_node *port_dn[DSA_MAX_PORTS]; /* * An array (with nr_chips elements) of which element [a] @@ -50,6 +72,7 @@ * to the root switch chip of the tree. */ struct device *netdev; + struct net_device *of_netdev; /* * Info structs describing each of the switch chips @@ -59,6 +82,8 @@ struct dsa_chip_data *chip; }; +struct packet_type; + struct dsa_switch_tree { /* * Configuration data for the platform device that owns @@ -71,7 +96,11 @@ * protocol to use. */ struct net_device *master_netdev; - __be16 tag_protocol; + int (*rcv)(struct sk_buff *skb, + struct net_device *dev, + struct packet_type *pt, + struct net_device *orig_dev); + enum dsa_tag_protocol tag_protocol; /* * The switch and port to which the CPU is attached. @@ -100,6 +129,11 @@ int index; /* + * Tagging protocol understood by this switch + */ + enum dsa_tag_protocol tag_protocol; + + /* * Configuration data for this switch. */ struct dsa_chip_data *pd; @@ -110,15 +144,24 @@ struct dsa_switch_driver *drv; /* - * Reference to mii bus to use. + * Reference to host device to use. */ - struct mii_bus *master_mii_bus; + struct device *master_dev; + +#ifdef CONFIG_NET_DSA_HWMON + /* + * Hardware monitoring information + */ + char hwmon_name[IFNAMSIZ + 8]; + struct device *hwmon_dev; +#endif /* * Slave mii_bus and devices for the individual ports. */ u32 dsa_port_mask; u32 phys_port_mask; + u32 phys_mii_mask; struct mii_bus *slave_mii_bus; struct net_device *ports[DSA_MAX_PORTS]; }; @@ -128,6 +171,16 @@ return !!(ds->index == ds->dst->cpu_switch && p == ds->dst->cpu_port); } +static inline bool dsa_is_dsa_port(struct dsa_switch *ds, int p) +{ + return !!((ds->dsa_port_mask) & (1 << p)); +} + +static inline bool dsa_is_port_initialized(struct dsa_switch *ds, int p) +{ + return ds->phys_port_mask & (1 << p) && ds->ports[p]; +} + static inline u8 dsa_upstream_port(struct dsa_switch *ds) { struct dsa_switch_tree *dst = ds->dst; @@ -144,18 +197,24 @@ return ds->pd->rtable[dst->cpu_switch]; } +struct switchdev_trans; +struct switchdev_obj; +struct switchdev_obj_port_fdb; +struct switchdev_obj_port_vlan; + struct dsa_switch_driver { struct list_head list; - __be16 tag_protocol; + enum dsa_tag_protocol tag_protocol; int priv_size; /* * Probing and setup. */ - char *(*probe)(struct mii_bus *bus, int sw_addr); + char *(*probe)(struct device *host_dev, int sw_addr); int (*setup)(struct dsa_switch *ds); int (*set_addr)(struct dsa_switch *ds, u8 *addr); + u32 (*get_phy_flags)(struct dsa_switch *ds, int port); /* * Access to the switch's PHY registers. @@ -170,32 +229,126 @@ void (*poll_link)(struct dsa_switch *ds); /* + * Link state adjustment (called from libphy) + */ + void (*adjust_link)(struct dsa_switch *ds, int port, + struct phy_device *phydev); + void (*fixed_link_update)(struct dsa_switch *ds, int port, + struct fixed_phy_status *st); + + /* * ethtool hardware statistics. */ void (*get_strings)(struct dsa_switch *ds, int port, uint8_t *data); void (*get_ethtool_stats)(struct dsa_switch *ds, int port, uint64_t *data); int (*get_sset_count)(struct dsa_switch *ds); + + /* + * ethtool Wake-on-LAN + */ + void (*get_wol)(struct dsa_switch *ds, int port, + struct ethtool_wolinfo *w); + int (*set_wol)(struct dsa_switch *ds, int port, + struct ethtool_wolinfo *w); + + /* + * Suspend and resume + */ + int (*suspend)(struct dsa_switch *ds); + int (*resume)(struct dsa_switch *ds); + + /* + * Port enable/disable + */ + int (*port_enable)(struct dsa_switch *ds, int port, + struct phy_device *phy); + void (*port_disable)(struct dsa_switch *ds, int port, + struct phy_device *phy); + + /* + * EEE setttings + */ + int (*set_eee)(struct dsa_switch *ds, int port, + struct phy_device *phydev, + struct ethtool_eee *e); + int (*get_eee)(struct dsa_switch *ds, int port, + struct ethtool_eee *e); + +#ifdef CONFIG_NET_DSA_HWMON + /* Hardware monitoring */ + int (*get_temp)(struct dsa_switch *ds, int *temp); + int (*get_temp_limit)(struct dsa_switch *ds, int *temp); + int (*set_temp_limit)(struct dsa_switch *ds, int temp); + int (*get_temp_alarm)(struct dsa_switch *ds, bool *alarm); +#endif + + /* EEPROM access */ + int (*get_eeprom_len)(struct dsa_switch *ds); + int (*get_eeprom)(struct dsa_switch *ds, + struct ethtool_eeprom *eeprom, u8 *data); + int (*set_eeprom)(struct dsa_switch *ds, + struct ethtool_eeprom *eeprom, u8 *data); + + /* + * Register access. + */ + int (*get_regs_len)(struct dsa_switch *ds, int port); + void (*get_regs)(struct dsa_switch *ds, int port, + struct ethtool_regs *regs, void *p); + + /* + * Bridge integration + */ + int (*port_join_bridge)(struct dsa_switch *ds, int port, + u32 br_port_mask); + int (*port_leave_bridge)(struct dsa_switch *ds, int port, + u32 br_port_mask); + int (*port_stp_update)(struct dsa_switch *ds, int port, + u8 state); + + /* + * VLAN support + */ + int (*port_vlan_prepare)(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_vlan *vlan, + struct switchdev_trans *trans); + int (*port_vlan_add)(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_vlan *vlan, + struct switchdev_trans *trans); + int (*port_vlan_del)(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_vlan *vlan); + int (*port_pvid_get)(struct dsa_switch *ds, int port, u16 *pvid); + int (*vlan_getnext)(struct dsa_switch *ds, u16 *vid, + unsigned long *ports, unsigned long *untagged); + + /* + * Forwarding database + */ + int (*port_fdb_prepare)(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans); + int (*port_fdb_add)(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans); + int (*port_fdb_del)(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb); + int (*port_fdb_dump)(struct dsa_switch *ds, int port, + struct switchdev_obj_port_fdb *fdb, + int (*cb)(struct switchdev_obj *obj)); }; void register_switch_driver(struct dsa_switch_driver *type); void unregister_switch_driver(struct dsa_switch_driver *type); +struct mii_bus *dsa_host_dev_to_mii_bus(struct device *dev); -/* - * The original DSA tag format and some other tag formats have no - * ethertype, which means that we need to add a little hack to the - * networking receive path to make sure that received frames get - * the right ->protocol assigned to them when one of those tag - * formats is in use. - */ -static inline bool dsa_uses_dsa_tags(struct dsa_switch_tree *dst) +static inline void *ds_to_priv(struct dsa_switch *ds) { - return !!(dst->tag_protocol == htons(ETH_P_DSA)); + return (void *)(ds + 1); } -static inline bool dsa_uses_trailer_tags(struct dsa_switch_tree *dst) +static inline bool dsa_uses_tagged_protocol(struct dsa_switch_tree *dst) { - return !!(dst->tag_protocol == htons(ETH_P_TRAILER)); + return dst->rcv != NULL; } - #endif