1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Microchip KSZ8XXX series register access 4 * 5 * Copyright (C) 2020 Pengutronix, Michael Grzeschik <kernel@pengutronix.de> 6 */ 7 8 #ifndef __KSZ8XXX_H 9 #define __KSZ8XXX_H 10 11 #include <linux/types.h> 12 #include <net/dsa.h> 13 #include "ksz_common.h" 14 15 enum ksz_regs { 16 REG_IND_CTRL_0, 17 REG_IND_DATA_8, 18 REG_IND_DATA_CHECK, 19 REG_IND_DATA_HI, 20 REG_IND_DATA_LO, 21 REG_IND_MIB_CHECK, 22 REG_IND_BYTE, 23 P_FORCE_CTRL, 24 P_LINK_STATUS, 25 P_LOCAL_CTRL, 26 P_NEG_RESTART_CTRL, 27 P_REMOTE_STATUS, 28 P_SPEED_STATUS, 29 S_TAIL_TAG_CTRL, 30 }; 31 32 enum ksz_masks { 33 PORT_802_1P_REMAPPING, 34 SW_TAIL_TAG_ENABLE, 35 MIB_COUNTER_OVERFLOW, 36 MIB_COUNTER_VALID, 37 VLAN_TABLE_FID, 38 VLAN_TABLE_MEMBERSHIP, 39 VLAN_TABLE_VALID, 40 STATIC_MAC_TABLE_VALID, 41 STATIC_MAC_TABLE_USE_FID, 42 STATIC_MAC_TABLE_FID, 43 STATIC_MAC_TABLE_OVERRIDE, 44 STATIC_MAC_TABLE_FWD_PORTS, 45 DYNAMIC_MAC_TABLE_ENTRIES_H, 46 DYNAMIC_MAC_TABLE_MAC_EMPTY, 47 DYNAMIC_MAC_TABLE_NOT_READY, 48 DYNAMIC_MAC_TABLE_ENTRIES, 49 DYNAMIC_MAC_TABLE_FID, 50 DYNAMIC_MAC_TABLE_SRC_PORT, 51 DYNAMIC_MAC_TABLE_TIMESTAMP, 52 }; 53 54 enum ksz_shifts { 55 VLAN_TABLE_MEMBERSHIP_S, 56 VLAN_TABLE, 57 STATIC_MAC_FWD_PORTS, 58 STATIC_MAC_FID, 59 DYNAMIC_MAC_ENTRIES_H, 60 DYNAMIC_MAC_ENTRIES, 61 DYNAMIC_MAC_FID, 62 DYNAMIC_MAC_TIMESTAMP, 63 DYNAMIC_MAC_SRC_PORT, 64 }; 65 66 struct ksz8 { 67 const u8 *regs; 68 const u32 *masks; 69 const u8 *shifts; 70 void *priv; 71 }; 72 73 int ksz8_setup(struct dsa_switch *ds); 74 u32 ksz8_get_port_addr(int port, int offset); 75 void ksz8_cfg_port_member(struct ksz_device *dev, int port, u8 member); 76 void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port); 77 void ksz8_port_setup(struct ksz_device *dev, int port, bool cpu_port); 78 void ksz8_r_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 *val); 79 void ksz8_w_phy(struct ksz_device *dev, u16 phy, u16 reg, u16 val); 80 int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr, u8 *mac_addr, 81 u8 *fid, u8 *src_port, u8 *timestamp, u16 *entries); 82 int ksz8_r_sta_mac_table(struct ksz_device *dev, u16 addr, 83 struct alu_struct *alu); 84 void ksz8_w_sta_mac_table(struct ksz_device *dev, u16 addr, 85 struct alu_struct *alu); 86 void ksz8_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt); 87 void ksz8_r_mib_pkt(struct ksz_device *dev, int port, u16 addr, 88 u64 *dropped, u64 *cnt); 89 void ksz8_freeze_mib(struct ksz_device *dev, int port, bool freeze); 90 void ksz8_port_init_cnt(struct ksz_device *dev, int port); 91 int ksz8_fdb_dump(struct ksz_device *dev, int port, 92 dsa_fdb_dump_cb_t *cb, void *data); 93 int ksz8_mdb_add(struct ksz_device *dev, int port, 94 const struct switchdev_obj_port_mdb *mdb, struct dsa_db db); 95 int ksz8_mdb_del(struct ksz_device *dev, int port, 96 const struct switchdev_obj_port_mdb *mdb, struct dsa_db db); 97 int ksz8_port_vlan_filtering(struct ksz_device *dev, int port, bool flag, 98 struct netlink_ext_ack *extack); 99 int ksz8_port_vlan_add(struct ksz_device *dev, int port, 100 const struct switchdev_obj_port_vlan *vlan, 101 struct netlink_ext_ack *extack); 102 int ksz8_port_vlan_del(struct ksz_device *dev, int port, 103 const struct switchdev_obj_port_vlan *vlan); 104 int ksz8_port_mirror_add(struct ksz_device *dev, int port, 105 struct dsa_mall_mirror_tc_entry *mirror, 106 bool ingress, struct netlink_ext_ack *extack); 107 void ksz8_port_mirror_del(struct ksz_device *dev, int port, 108 struct dsa_mall_mirror_tc_entry *mirror); 109 int ksz8_get_stp_reg(void); 110 void ksz8_get_caps(struct ksz_device *dev, int port, 111 struct phylink_config *config); 112 void ksz8_config_cpu_port(struct dsa_switch *ds); 113 int ksz8_enable_stp_addr(struct ksz_device *dev); 114 int ksz8_reset_switch(struct ksz_device *dev); 115 int ksz8_switch_detect(struct ksz_device *dev); 116 int ksz8_switch_init(struct ksz_device *dev); 117 void ksz8_switch_exit(struct ksz_device *dev); 118 119 #endif 120