/* * B53 common definitions * * Copyright (C) 2011-2013 Jonas Gorski * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef __B53_PRIV_H #define __B53_PRIV_H #include #include #include #include #include #include "b53_regs.h" struct b53_device; struct net_device; struct phylink_link_state; struct b53_io_ops { int (*read8)(struct b53_device *dev, u8 page, u8 reg, u8 *value); int (*read16)(struct b53_device *dev, u8 page, u8 reg, u16 *value); int (*read32)(struct b53_device *dev, u8 page, u8 reg, u32 *value); int (*read48)(struct b53_device *dev, u8 page, u8 reg, u64 *value); int (*read64)(struct b53_device *dev, u8 page, u8 reg, u64 *value); int (*write8)(struct b53_device *dev, u8 page, u8 reg, u8 value); int (*write16)(struct b53_device *dev, u8 page, u8 reg, u16 value); int (*write32)(struct b53_device *dev, u8 page, u8 reg, u32 value); int (*write48)(struct b53_device *dev, u8 page, u8 reg, u64 value); int (*write64)(struct b53_device *dev, u8 page, u8 reg, u64 value); int (*phy_read16)(struct b53_device *dev, int addr, int reg, u16 *value); int (*phy_write16)(struct b53_device *dev, int addr, int reg, u16 value); int (*irq_enable)(struct b53_device *dev, int port); void (*irq_disable)(struct b53_device *dev, int port); u8 (*serdes_map_lane)(struct b53_device *dev, int port); int (*serdes_link_state)(struct b53_device *dev, int port, struct phylink_link_state *state); void (*serdes_config)(struct b53_device *dev, int port, unsigned int mode, const struct phylink_link_state *state); void (*serdes_an_restart)(struct b53_device *dev, int port); void (*serdes_link_set)(struct b53_device *dev, int port, unsigned int mode, phy_interface_t interface, bool link_up); void (*serdes_phylink_validate)(struct b53_device *dev, int port, unsigned long *supported, struct phylink_link_state *state); }; #define B53_INVALID_LANE 0xff enum { BCM4908_DEVICE_ID = 0x4908, BCM5325_DEVICE_ID = 0x25, BCM5365_DEVICE_ID = 0x65, BCM5389_DEVICE_ID = 0x89, BCM5395_DEVICE_ID = 0x95, BCM5397_DEVICE_ID = 0x97, BCM5398_DEVICE_ID = 0x98, BCM53115_DEVICE_ID = 0x53115, BCM53125_DEVICE_ID = 0x53125, BCM53128_DEVICE_ID = 0x53128, BCM63XX_DEVICE_ID = 0x6300, BCM53010_DEVICE_ID = 0x53010, BCM53011_DEVICE_ID = 0x53011, BCM53012_DEVICE_ID = 0x53012, BCM53018_DEVICE_ID = 0x53018, BCM53019_DEVICE_ID = 0x53019, BCM58XX_DEVICE_ID = 0x5800, BCM583XX_DEVICE_ID = 0x58300, BCM7445_DEVICE_ID = 0x7445, BCM7278_DEVICE_ID = 0x7278, }; #define B53_N_PORTS 9 #define B53_N_PORTS_25 6 struct b53_port { u16 vlan_ctl_mask; struct ethtool_eee eee; }; struct b53_vlan { u16 members; u16 untag; bool valid; }; struct b53_device { struct dsa_switch *ds; struct b53_platform_data *pdata; const char *name; struct mutex reg_mutex; struct mutex stats_mutex; const struct b53_io_ops *ops; /* chip specific data */ u32 chip_id; u8 core_rev; u8 vta_regs[3]; u8 duplex_reg; u8 jumbo_pm_reg; u8 jumbo_size_reg; int reset_gpio; u8 num_arl_bins; u16 num_arl_buckets; enum dsa_tag_protocol tag_protocol; /* used ports mask */ u16 enabled_ports; unsigned int imp_port; unsigned int cpu_port; /* connect specific data */ u8 current_page; struct device *dev; u8 serdes_lane; /* Master MDIO bus we got probed from */ struct mii_bus *bus; void *priv; /* run time configuration */ bool enable_jumbo; unsigned int num_vlans; struct b53_vlan *vlans; bool vlan_enabled; unsigned int num_ports; struct b53_port *ports; }; #define b53_for_each_port(dev, i) \ for (i = 0; i < B53_N_PORTS; i++) \ if (dev->enabled_ports & BIT(i)) static inline int is5325(struct b53_device *dev) { return dev->chip_id == BCM5325_DEVICE_ID; } static inline int is5365(struct b53_device *dev) { #ifdef CONFIG_BCM47XX return dev->chip_id == BCM5365_DEVICE_ID; #else return 0; #endif } static inline int is5397_98(struct b53_device *dev) { return dev->chip_id == BCM5397_DEVICE_ID || dev->chip_id == BCM5398_DEVICE_ID; } static inline int is539x(struct b53_device *dev) { return dev->chip_id == BCM5395_DEVICE_ID || dev->chip_id == BCM5397_DEVICE_ID || dev->chip_id == BCM5398_DEVICE_ID; } static inline int is531x5(struct b53_device *dev) { return dev->chip_id == BCM53115_DEVICE_ID || dev->chip_id == BCM53125_DEVICE_ID || dev->chip_id == BCM53128_DEVICE_ID; } static inline int is63xx(struct b53_device *dev) { return dev->chip_id == BCM63XX_DEVICE_ID; } static inline int is5301x(struct b53_device *dev) { return dev->chip_id == BCM53010_DEVICE_ID || dev->chip_id == BCM53011_DEVICE_ID || dev->chip_id == BCM53012_DEVICE_ID || dev->chip_id == BCM53018_DEVICE_ID || dev->chip_id == BCM53019_DEVICE_ID; } static inline int is58xx(struct b53_device *dev) { return dev->chip_id == BCM58XX_DEVICE_ID || dev->chip_id == BCM583XX_DEVICE_ID || dev->chip_id == BCM7445_DEVICE_ID || dev->chip_id == BCM7278_DEVICE_ID; } #define B53_CPU_PORT_25 5 #define B53_CPU_PORT 8 static inline unsigned int b53_max_arl_entries(struct b53_device *dev) { return dev->num_arl_buckets * dev->num_arl_bins; } struct b53_device *b53_switch_alloc(struct device *base, const struct b53_io_ops *ops, void *priv); int b53_switch_detect(struct b53_device *dev); int b53_switch_register(struct b53_device *dev); static inline void b53_switch_remove(struct b53_device *dev) { dsa_unregister_switch(dev->ds); } static inline void b53_switch_shutdown(struct b53_device *dev) { dsa_switch_shutdown(dev->ds); } #define b53_build_op(type_op_size, val_type) \ static inline int b53_##type_op_size(struct b53_device *dev, u8 page, \ u8 reg, val_type val) \ { \ int ret; \ \ mutex_lock(&dev->reg_mutex); \ ret = dev->ops->type_op_size(dev, page, reg, val); \ mutex_unlock(&dev->reg_mutex); \ \ return ret; \ } b53_build_op(read8, u8 *); b53_build_op(read16, u16 *); b53_build_op(read32, u32 *); b53_build_op(read48, u64 *); b53_build_op(read64, u64 *); b53_build_op(write8, u8); b53_build_op(write16, u16); b53_build_op(write32, u32); b53_build_op(write48, u64); b53_build_op(write64, u64); struct b53_arl_entry { u16 port; u8 mac[ETH_ALEN]; u16 vid; u8 is_valid:1; u8 is_age:1; u8 is_static:1; }; static inline void b53_arl_to_entry(struct b53_arl_entry *ent, u64 mac_vid, u32 fwd_entry) { memset(ent, 0, sizeof(*ent)); ent->port = fwd_entry & ARLTBL_DATA_PORT_ID_MASK; ent->is_valid = !!(fwd_entry & ARLTBL_VALID); ent->is_age = !!(fwd_entry & ARLTBL_AGE); ent->is_static = !!(fwd_entry & ARLTBL_STATIC); u64_to_ether_addr(mac_vid, ent->mac); ent->vid = mac_vid >> ARLTBL_VID_S; } static inline void b53_arl_from_entry(u64 *mac_vid, u32 *fwd_entry, const struct b53_arl_entry *ent) { *mac_vid = ether_addr_to_u64(ent->mac); *mac_vid |= (u64)(ent->vid & ARLTBL_VID_MASK) << ARLTBL_VID_S; *fwd_entry = ent->port & ARLTBL_DATA_PORT_ID_MASK; if (ent->is_valid) *fwd_entry |= ARLTBL_VALID; if (ent->is_static) *fwd_entry |= ARLTBL_STATIC; if (ent->is_age) *fwd_entry |= ARLTBL_AGE; } #ifdef CONFIG_BCM47XX #include #include static inline int b53_switch_get_reset_gpio(struct b53_device *dev) { enum bcm47xx_board board = bcm47xx_board_get(); switch (board) { case BCM47XX_BOARD_LINKSYS_WRT300NV11: case BCM47XX_BOARD_LINKSYS_WRT310NV1: return 8; default: return bcm47xx_nvram_gpio_pin("robo_reset"); } } #else static inline int b53_switch_get_reset_gpio(struct b53_device *dev) { return -ENOENT; } #endif /* Exported functions towards other drivers */ void b53_imp_vlan_setup(struct dsa_switch *ds, int cpu_port); int b53_configure_vlan(struct dsa_switch *ds); void b53_get_strings(struct dsa_switch *ds, int port, u32 stringset, uint8_t *data); void b53_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data); int b53_get_sset_count(struct dsa_switch *ds, int port, int sset); void b53_get_ethtool_phy_stats(struct dsa_switch *ds, int port, uint64_t *data); int b53_br_join(struct dsa_switch *ds, int port, struct net_device *bridge); void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *bridge); void b53_br_set_stp_state(struct dsa_switch *ds, int port, u8 state); void b53_br_fast_age(struct dsa_switch *ds, int port); int b53_br_flags_pre(struct dsa_switch *ds, int port, struct switchdev_brport_flags flags, struct netlink_ext_ack *extack); int b53_br_flags(struct dsa_switch *ds, int port, struct switchdev_brport_flags flags, struct netlink_ext_ack *extack); int b53_setup_devlink_resources(struct dsa_switch *ds); void b53_port_event(struct dsa_switch *ds, int port); void b53_phylink_validate(struct dsa_switch *ds, int port, unsigned long *supported, struct phylink_link_state *state); int b53_phylink_mac_link_state(struct dsa_switch *ds, int port, struct phylink_link_state *state); void b53_phylink_mac_config(struct dsa_switch *ds, int port, unsigned int mode, const struct phylink_link_state *state); void b53_phylink_mac_an_restart(struct dsa_switch *ds, int port); void b53_phylink_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode, phy_interface_t interface); void b53_phylink_mac_link_up(struct dsa_switch *ds, int port, unsigned int mode, phy_interface_t interface, struct phy_device *phydev, int speed, int duplex, bool tx_pause, bool rx_pause); int b53_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering, struct netlink_ext_ack *extack); int b53_vlan_add(struct dsa_switch *ds, int port, const struct switchdev_obj_port_vlan *vlan, struct netlink_ext_ack *extack); int b53_vlan_del(struct dsa_switch *ds, int port, const struct switchdev_obj_port_vlan *vlan); int b53_fdb_add(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int b53_fdb_del(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int b53_fdb_dump(struct dsa_switch *ds, int port, dsa_fdb_dump_cb_t *cb, void *data); int b53_mdb_add(struct dsa_switch *ds, int port, const struct switchdev_obj_port_mdb *mdb); int b53_mdb_del(struct dsa_switch *ds, int port, const struct switchdev_obj_port_mdb *mdb); int b53_mirror_add(struct dsa_switch *ds, int port, struct dsa_mall_mirror_tc_entry *mirror, bool ingress); enum dsa_tag_protocol b53_get_tag_protocol(struct dsa_switch *ds, int port, enum dsa_tag_protocol mprot); void b53_mirror_del(struct dsa_switch *ds, int port, struct dsa_mall_mirror_tc_entry *mirror); int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy); void b53_disable_port(struct dsa_switch *ds, int port); void b53_brcm_hdr_setup(struct dsa_switch *ds, int port); void b53_eee_enable_set(struct dsa_switch *ds, int port, bool enable); int b53_eee_init(struct dsa_switch *ds, int port, struct phy_device *phy); int b53_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); int b53_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); #endif