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/*
 * ar8216.h: AR8216 switch driver
 *
 * Copyright (C) 2009 Felix Fietkau <nbd@nbd.name>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef __AR8216_H
#define __AR8216_H

#define BITS(_s, _n)    (((1UL << (_n)) - 1) << _s)

#define AR8XXX_CAP_GIGE                 BIT(0)
#define AR8XXX_CAP_MIB_COUNTERS         BIT(1)

#define AR8XXX_NUM_PHYS         5
#define AR8216_PORT_CPU 0
#define AR8216_NUM_PORTS        6
#define AR8216_NUM_VLANS        16
#define AR8316_NUM_VLANS        4096

/* size of the vlan table */
#define AR8X16_MAX_VLANS        128
#define AR8X16_PROBE_RETRIES    10
#define AR8X16_MAX_PORTS        8

#define AR8XXX_REG_ARL_CTRL_AGE_TIME_SECS       7
#define AR8XXX_DEFAULT_ARL_AGE_TIME             300

/* Atheros specific MII registers */
#define MII_ATH_MMD_ADDR                0x0d
#define MII_ATH_MMD_DATA                0x0e
#define MII_ATH_DBG_ADDR                0x1d
#define MII_ATH_DBG_DATA                0x1e

#define AR8216_REG_CTRL                 0x0000
#define   AR8216_CTRL_REVISION          BITS(0, 8)
#define   AR8216_CTRL_REVISION_S        0
#define   AR8216_CTRL_VERSION           BITS(8, 8)
#define   AR8216_CTRL_VERSION_S         8
#define   AR8216_CTRL_RESET             BIT(31)

#define AR8216_REG_FLOOD_MASK           0x002C
#define   AR8216_FM_UNI_DEST_PORTS      BITS(0, 6)
#define   AR8216_FM_MULTI_DEST_PORTS    BITS(16, 6)
#define   AR8236_FM_CPU_BROADCAST_EN    BIT(26)
#define   AR8236_FM_CPU_BCAST_FWD_EN    BIT(25)

#define AR8216_REG_GLOBAL_CTRL          0x0030
#define   AR8216_GCTRL_MTU              BITS(0, 11)
#define   AR8236_GCTRL_MTU              BITS(0, 14)
#define   AR8316_GCTRL_MTU              BITS(0, 14)

#define AR8216_REG_VTU                  0x0040
#define   AR8216_VTU_OP                 BITS(0, 3)
#define   AR8216_VTU_OP_NOOP            0x0
#define   AR8216_VTU_OP_FLUSH           0x1
#define   AR8216_VTU_OP_LOAD            0x2
#define   AR8216_VTU_OP_PURGE           0x3
#define   AR8216_VTU_OP_REMOVE_PORT     0x4
#define   AR8216_VTU_ACTIVE             BIT(3)
#define   AR8216_VTU_FULL               BIT(4)
#define   AR8216_VTU_PORT               BITS(8, 4)
#define   AR8216_VTU_PORT_S             8
#define   AR8216_VTU_VID                BITS(16, 12)
#define   AR8216_VTU_VID_S              16
#define   AR8216_VTU_PRIO               BITS(28, 3)
#define   AR8216_VTU_PRIO_S             28
#define   AR8216_VTU_PRIO_EN            BIT(31)

#define AR8216_REG_VTU_DATA             0x0044
#define   AR8216_VTUDATA_MEMBER         BITS(0, 10)
#define   AR8236_VTUDATA_MEMBER         BITS(0, 7)
#define   AR8216_VTUDATA_VALID          BIT(11)

#define AR8216_REG_ATU_FUNC0            0x0050
#define   AR8216_ATU_OP                 BITS(0, 3)
#define   AR8216_ATU_OP_NOOP            0x0
#define   AR8216_ATU_OP_FLUSH           0x1
#define   AR8216_ATU_OP_LOAD            0x2
#define   AR8216_ATU_OP_PURGE           0x3
#define   AR8216_ATU_OP_FLUSH_UNLOCKED  0x4
#define   AR8216_ATU_OP_FLUSH_PORT      0x5
#define   AR8216_ATU_OP_GET_NEXT        0x6
#define   AR8216_ATU_ACTIVE             BIT(3)
#define   AR8216_ATU_PORT_NUM           BITS(8, 4)
#define   AR8216_ATU_PORT_NUM_S         8
#define   AR8216_ATU_FULL_VIO           BIT(12)
#define   AR8216_ATU_ADDR5              BITS(16, 8)
#define   AR8216_ATU_ADDR5_S            16
#define   AR8216_ATU_ADDR4              BITS(24, 8)
#define   AR8216_ATU_ADDR4_S            24

#define AR8216_REG_ATU_FUNC1            0x0054
#define   AR8216_ATU_ADDR3              BITS(0, 8)
#define   AR8216_ATU_ADDR3_S            0
#define   AR8216_ATU_ADDR2              BITS(8, 8)
#define   AR8216_ATU_ADDR2_S            8
#define   AR8216_ATU_ADDR1              BITS(16, 8)
#define   AR8216_ATU_ADDR1_S            16
#define   AR8216_ATU_ADDR0              BITS(24, 8)
#define   AR8216_ATU_ADDR0_S            24

#define AR8216_REG_ATU_FUNC2            0x0058
#define   AR8216_ATU_PORTS              BITS(0, 6)
#define   AR8216_ATU_PORT0              BIT(0)
#define   AR8216_ATU_PORT1              BIT(1)
#define   AR8216_ATU_PORT2              BIT(2)
#define   AR8216_ATU_PORT3              BIT(3)
#define   AR8216_ATU_PORT4              BIT(4)
#define   AR8216_ATU_PORT5              BIT(5)
#define   AR8216_ATU_STATUS             BITS(16, 4)
#define   AR8216_ATU_STATUS_S           16

#define AR8216_REG_ATU_CTRL             0x005C
#define   AR8216_ATU_CTRL_AGE_EN        BIT(17)
#define   AR8216_ATU_CTRL_AGE_TIME      BITS(0, 16)
#define   AR8216_ATU_CTRL_AGE_TIME_S    0
#define   AR8236_ATU_CTRL_RES           BIT(20)

#define AR8216_REG_MIB_FUNC             0x0080
#define   AR8216_MIB_TIMER              BITS(0, 16)
#define   AR8216_MIB_AT_HALF_EN         BIT(16)
#define   AR8216_MIB_BUSY               BIT(17)
#define   AR8216_MIB_FUNC               BITS(24, 3)
#define   AR8216_MIB_FUNC_S             24
#define   AR8216_MIB_FUNC_NO_OP         0x0
#define   AR8216_MIB_FUNC_FLUSH         0x1
#define   AR8216_MIB_FUNC_CAPTURE       0x3
#define   AR8236_MIB_EN                 BIT(30)

#define AR8216_REG_GLOBAL_CPUPORT               0x0078
#define   AR8216_GLOBAL_CPUPORT_MIRROR_PORT     BITS(4, 4)
#define   AR8216_GLOBAL_CPUPORT_MIRROR_PORT_S   4

#define AR8216_PORT_OFFSET(_i)          (0x0100 * (_i + 1))
#define AR8216_REG_PORT_STATUS(_i)      (AR8216_PORT_OFFSET(_i) + 0x0000)
#define   AR8216_PORT_STATUS_SPEED      BITS(0,2)
#define   AR8216_PORT_STATUS_SPEED_S    0
#define   AR8216_PORT_STATUS_TXMAC      BIT(2)
#define   AR8216_PORT_STATUS_RXMAC      BIT(3)
#define   AR8216_PORT_STATUS_TXFLOW     BIT(4)
#define   AR8216_PORT_STATUS_RXFLOW     BIT(5)
#define   AR8216_PORT_STATUS_DUPLEX     BIT(6)
#define   AR8216_PORT_STATUS_LINK_UP    BIT(8)
#define   AR8216_PORT_STATUS_LINK_AUTO  BIT(9)
#define   AR8216_PORT_STATUS_LINK_PAUSE BIT(10)
#define   AR8216_PORT_STATUS_FLOW_CONTROL  BIT(12)

#define AR8216_REG_PORT_CTRL(_i)        (AR8216_PORT_OFFSET(_i) + 0x0004)

/* port forwarding state */
#define   AR8216_PORT_CTRL_STATE        BITS(0, 3)
#define   AR8216_PORT_CTRL_STATE_S      0

#define   AR8216_PORT_CTRL_LEARN_LOCK   BIT(7)

/* egress 802.1q mode */
#define   AR8216_PORT_CTRL_VLAN_MODE    BITS(8, 2)
#define   AR8216_PORT_CTRL_VLAN_MODE_S  8

#define   AR8216_PORT_CTRL_IGMP_SNOOP   BIT(10)
#define   AR8216_PORT_CTRL_HEADER       BIT(11)
#define   AR8216_PORT_CTRL_MAC_LOOP     BIT(12)
#define   AR8216_PORT_CTRL_SINGLE_VLAN  BIT(13)
#define   AR8216_PORT_CTRL_LEARN        BIT(14)
#define   AR8216_PORT_CTRL_MIRROR_TX    BIT(16)
#define   AR8216_PORT_CTRL_MIRROR_RX    BIT(17)

#define AR8216_REG_PORT_VLAN(_i)        (AR8216_PORT_OFFSET(_i) + 0x0008)

#define   AR8216_PORT_VLAN_DEFAULT_ID   BITS(0, 12)
#define   AR8216_PORT_VLAN_DEFAULT_ID_S 0

#define   AR8216_PORT_VLAN_DEST_PORTS   BITS(16, 9)
#define   AR8216_PORT_VLAN_DEST_PORTS_S 16

/* bit0 added to the priority field of egress frames */
#define   AR8216_PORT_VLAN_TX_PRIO      BIT(27)

/* port default priority */
#define   AR8216_PORT_VLAN_PRIORITY     BITS(28, 2)
#define   AR8216_PORT_VLAN_PRIORITY_S   28

/* ingress 802.1q mode */
#define   AR8216_PORT_VLAN_MODE         BITS(30, 2)
#define   AR8216_PORT_VLAN_MODE_S       30

#define AR8216_REG_PORT_RATE(_i)        (AR8216_PORT_OFFSET(_i) + 0x000c)
#define AR8216_REG_PORT_PRIO(_i)        (AR8216_PORT_OFFSET(_i) + 0x0010)

#define AR8216_STATS_RXBROAD            0x00
#define AR8216_STATS_RXPAUSE            0x04
#define AR8216_STATS_RXMULTI            0x08
#define AR8216_STATS_RXFCSERR           0x0c
#define AR8216_STATS_RXALIGNERR         0x10
#define AR8216_STATS_RXRUNT             0x14
#define AR8216_STATS_RXFRAGMENT         0x18
#define AR8216_STATS_RX64BYTE           0x1c
#define AR8216_STATS_RX128BYTE          0x20
#define AR8216_STATS_RX256BYTE          0x24
#define AR8216_STATS_RX512BYTE          0x28
#define AR8216_STATS_RX1024BYTE         0x2c
#define AR8216_STATS_RXMAXBYTE          0x30
#define AR8216_STATS_RXTOOLONG          0x34
#define AR8216_STATS_RXGOODBYTE         0x38
#define AR8216_STATS_RXBADBYTE          0x40
#define AR8216_STATS_RXOVERFLOW         0x48
#define AR8216_STATS_FILTERED           0x4c
#define AR8216_STATS_TXBROAD            0x50
#define AR8216_STATS_TXPAUSE            0x54
#define AR8216_STATS_TXMULTI            0x58
#define AR8216_STATS_TXUNDERRUN         0x5c
#define AR8216_STATS_TX64BYTE           0x60
#define AR8216_STATS_TX128BYTE          0x64
#define AR8216_STATS_TX256BYTE          0x68
#define AR8216_STATS_TX512BYTE          0x6c
#define AR8216_STATS_TX1024BYTE         0x70
#define AR8216_STATS_TXMAXBYTE          0x74
#define AR8216_STATS_TXOVERSIZE         0x78
#define AR8216_STATS_TXBYTE             0x7c
#define AR8216_STATS_TXCOLLISION        0x84
#define AR8216_STATS_TXABORTCOL         0x88
#define AR8216_STATS_TXMULTICOL         0x8c
#define AR8216_STATS_TXSINGLECOL        0x90
#define AR8216_STATS_TXEXCDEFER         0x94
#define AR8216_STATS_TXDEFER            0x98
#define AR8216_STATS_TXLATECOL          0x9c

#define AR8236_REG_PORT_VLAN(_i)        (AR8216_PORT_OFFSET((_i)) + 0x0008)
#define   AR8236_PORT_VLAN_DEFAULT_ID   BITS(16, 12)
#define   AR8236_PORT_VLAN_DEFAULT_ID_S 16
#define   AR8236_PORT_VLAN_PRIORITY     BITS(29, 3)
#define   AR8236_PORT_VLAN_PRIORITY_S   28

#define AR8236_REG_PORT_VLAN2(_i)       (AR8216_PORT_OFFSET((_i)) + 0x000c)
#define   AR8236_PORT_VLAN2_MEMBER      BITS(16, 7)
#define   AR8236_PORT_VLAN2_MEMBER_S    16
#define   AR8236_PORT_VLAN2_TX_PRIO     BIT(23)
#define   AR8236_PORT_VLAN2_VLAN_MODE   BITS(30, 2)
#define   AR8236_PORT_VLAN2_VLAN_MODE_S 30

#define AR8236_STATS_RXBROAD            0x00
#define AR8236_STATS_RXPAUSE            0x04
#define AR8236_STATS_RXMULTI            0x08
#define AR8236_STATS_RXFCSERR           0x0c
#define AR8236_STATS_RXALIGNERR         0x10
#define AR8236_STATS_RXRUNT             0x14
#define AR8236_STATS_RXFRAGMENT         0x18
#define AR8236_STATS_RX64BYTE           0x1c
#define AR8236_STATS_RX128BYTE          0x20
#define AR8236_STATS_RX256BYTE          0x24
#define AR8236_STATS_RX512BYTE          0x28
#define AR8236_STATS_RX1024BYTE         0x2c
#define AR8236_STATS_RX1518BYTE         0x30
#define AR8236_STATS_RXMAXBYTE          0x34
#define AR8236_STATS_RXTOOLONG          0x38
#define AR8236_STATS_RXGOODBYTE         0x3c
#define AR8236_STATS_RXBADBYTE          0x44
#define AR8236_STATS_RXOVERFLOW         0x4c
#define AR8236_STATS_FILTERED           0x50
#define AR8236_STATS_TXBROAD            0x54
#define AR8236_STATS_TXPAUSE            0x58
#define AR8236_STATS_TXMULTI            0x5c
#define AR8236_STATS_TXUNDERRUN         0x60
#define AR8236_STATS_TX64BYTE           0x64
#define AR8236_STATS_TX128BYTE          0x68
#define AR8236_STATS_TX256BYTE          0x6c
#define AR8236_STATS_TX512BYTE          0x70
#define AR8236_STATS_TX1024BYTE         0x74
#define AR8236_STATS_TX1518BYTE         0x78
#define AR8236_STATS_TXMAXBYTE          0x7c
#define AR8236_STATS_TXOVERSIZE         0x80
#define AR8236_STATS_TXBYTE             0x84
#define AR8236_STATS_TXCOLLISION        0x8c
#define AR8236_STATS_TXABORTCOL         0x90
#define AR8236_STATS_TXMULTICOL         0x94
#define AR8236_STATS_TXSINGLECOL        0x98
#define AR8236_STATS_TXEXCDEFER         0x9c
#define AR8236_STATS_TXDEFER            0xa0
#define AR8236_STATS_TXLATECOL          0xa4

#define AR8316_REG_POSTRIP                      0x0008
#define   AR8316_POSTRIP_MAC0_GMII_EN           BIT(0)
#define   AR8316_POSTRIP_MAC0_RGMII_EN          BIT(1)
#define   AR8316_POSTRIP_PHY4_GMII_EN           BIT(2)
#define   AR8316_POSTRIP_PHY4_RGMII_EN          BIT(3)
#define   AR8316_POSTRIP_MAC0_MAC_MODE          BIT(4)
#define   AR8316_POSTRIP_RTL_MODE               BIT(5)
#define   AR8316_POSTRIP_RGMII_RXCLK_DELAY_EN   BIT(6)
#define   AR8316_POSTRIP_RGMII_TXCLK_DELAY_EN   BIT(7)
#define   AR8316_POSTRIP_SERDES_EN              BIT(8)
#define   AR8316_POSTRIP_SEL_ANA_RST            BIT(9)
#define   AR8316_POSTRIP_GATE_25M_EN            BIT(10)
#define   AR8316_POSTRIP_SEL_CLK25M             BIT(11)
#define   AR8316_POSTRIP_HIB_PULSE_HW           BIT(12)
#define   AR8316_POSTRIP_DBG_MODE_I             BIT(13)
#define   AR8316_POSTRIP_MAC5_MAC_MODE          BIT(14)
#define   AR8316_POSTRIP_MAC5_PHY_MODE          BIT(15)
#define   AR8316_POSTRIP_POWER_DOWN_HW          BIT(16)
#define   AR8316_POSTRIP_LPW_STATE_EN           BIT(17)
#define   AR8316_POSTRIP_MAN_EN                 BIT(18)
#define   AR8316_POSTRIP_PHY_PLL_ON             BIT(19)
#define   AR8316_POSTRIP_LPW_EXIT               BIT(20)
#define   AR8316_POSTRIP_TXDELAY_S0             BIT(21)
#define   AR8316_POSTRIP_TXDELAY_S1             BIT(22)
#define   AR8316_POSTRIP_RXDELAY_S0             BIT(23)
#define   AR8316_POSTRIP_LED_OPEN_EN            BIT(24)
#define   AR8316_POSTRIP_SPI_EN                 BIT(25)
#define   AR8316_POSTRIP_RXDELAY_S1             BIT(26)
#define   AR8316_POSTRIP_POWER_ON_SEL           BIT(31)

/* port speed */
enum {
        AR8216_PORT_SPEED_10M = 0,
        AR8216_PORT_SPEED_100M = 1,
        AR8216_PORT_SPEED_1000M = 2,
        AR8216_PORT_SPEED_ERR = 3,
};

/* ingress 802.1q mode */
enum {
        AR8216_IN_PORT_ONLY = 0,
        AR8216_IN_PORT_FALLBACK = 1,
        AR8216_IN_VLAN_ONLY = 2,
        AR8216_IN_SECURE = 3
};

/* egress 802.1q mode */
enum {
        AR8216_OUT_KEEP = 0,
        AR8216_OUT_STRIP_VLAN = 1,
        AR8216_OUT_ADD_VLAN = 2
};

/* port forwarding state */
enum {
        AR8216_PORT_STATE_DISABLED = 0,
        AR8216_PORT_STATE_BLOCK = 1,
        AR8216_PORT_STATE_LISTEN = 2,
        AR8216_PORT_STATE_LEARN = 3,
        AR8216_PORT_STATE_FORWARD = 4
};

enum {
        AR8XXX_VER_AR8216 = 0x01,
        AR8XXX_VER_AR8236 = 0x03,
        AR8XXX_VER_AR8316 = 0x10,
        AR8XXX_VER_AR8327 = 0x12,
        AR8XXX_VER_AR8337 = 0x13,
};

#define AR8XXX_NUM_ARL_RECORDS  100

enum arl_op {
        AR8XXX_ARL_INITIALIZE,
        AR8XXX_ARL_GET_NEXT
};

struct arl_entry {
        u8 port;
        u8 mac[6];
};

struct ar8xxx_priv;

struct ar8xxx_mib_desc {
        unsigned int size;
        unsigned int offset;
        const char *name;
};

struct ar8xxx_chip {
        unsigned long caps;
        bool config_at_probe;
        bool mii_lo_first;

        /* parameters to calculate REG_PORT_STATS_BASE */
        unsigned reg_port_stats_start;
        unsigned reg_port_stats_length;

        unsigned reg_arl_ctrl;

        int (*hw_init)(struct ar8xxx_priv *priv);
        void (*cleanup)(struct ar8xxx_priv *priv);

        const char *name;
        int vlans;
        int ports;
        const struct switch_dev_ops *swops;

        void (*init_globals)(struct ar8xxx_priv *priv);
        void (*init_port)(struct ar8xxx_priv *priv, int port);
        void (*setup_port)(struct ar8xxx_priv *priv, int port, u32 members);
        u32 (*read_port_status)(struct ar8xxx_priv *priv, int port);
        u32 (*read_port_eee_status)(struct ar8xxx_priv *priv, int port);
        int (*atu_flush)(struct ar8xxx_priv *priv);
        int (*atu_flush_port)(struct ar8xxx_priv *priv, int port);
        void (*vtu_flush)(struct ar8xxx_priv *priv);
        void (*vtu_load_vlan)(struct ar8xxx_priv *priv, u32 vid, u32 port_mask);
        void (*phy_fixup)(struct ar8xxx_priv *priv, int phy);
        void (*set_mirror_regs)(struct ar8xxx_priv *priv);
        void (*get_arl_entry)(struct ar8xxx_priv *priv, struct arl_entry *a,
                              u32 *status, enum arl_op op);
        int (*sw_hw_apply)(struct switch_dev *dev);

        const struct ar8xxx_mib_desc *mib_decs;
        unsigned num_mibs;
        unsigned mib_func;
};

struct ar8xxx_priv {
        struct switch_dev dev;
        struct mii_bus *mii_bus;
        struct phy_device *phy;

        int (*get_port_link)(unsigned port);

        const struct net_device_ops *ndo_old;
        struct net_device_ops ndo;
        struct mutex reg_mutex;
        u8 chip_ver;
        u8 chip_rev;
        const struct ar8xxx_chip *chip;
        void *chip_data;
        bool initialized;
        bool port4_phy;
        char buf[2048];
        struct arl_entry arl_table[AR8XXX_NUM_ARL_RECORDS];
        char arl_buf[AR8XXX_NUM_ARL_RECORDS * 32 + 256];
        bool link_up[AR8X16_MAX_PORTS];

        bool init;

        struct mutex mib_lock;
        struct delayed_work mib_work;
        int mib_next_port;
        u64 *mib_stats;

        struct list_head list;
        unsigned int use_count;

        /* all fields below are cleared on reset */
        bool vlan;
        u16 vlan_id[AR8X16_MAX_VLANS];
        u8 vlan_table[AR8X16_MAX_VLANS];
        u8 vlan_tagged;
        u16 pvid[AR8X16_MAX_PORTS];
        int arl_age_time;

        /* mirroring */
        bool mirror_rx;
        bool mirror_tx;
        int source_port;
        int monitor_port;
        u8 port_vlan_prio[AR8X16_MAX_PORTS];
};

u32
ar8xxx_mii_read32(struct ar8xxx_priv *priv, int phy_id, int regnum);
void
ar8xxx_mii_write32(struct ar8xxx_priv *priv, int phy_id, int regnum, u32 val);
u32
ar8xxx_read(struct ar8xxx_priv *priv, int reg);
void
ar8xxx_write(struct ar8xxx_priv *priv, int reg, u32 val);
u32
ar8xxx_rmw(struct ar8xxx_priv *priv, int reg, u32 mask, u32 val);

void
ar8xxx_phy_dbg_write(struct ar8xxx_priv *priv, int phy_addr,
                     u16 dbg_addr, u16 dbg_data);
void
ar8xxx_phy_mmd_write(struct ar8xxx_priv *priv, int phy_addr, u16 addr, u16 reg, u16 data);
u16
ar8xxx_phy_mmd_read(struct ar8xxx_priv *priv, int phy_addr, u16 addr, u16 reg);
void
ar8xxx_phy_init(struct ar8xxx_priv *priv);
int
ar8xxx_sw_set_vlan(struct switch_dev *dev, const struct switch_attr *attr,
                   struct switch_val *val);
int
ar8xxx_sw_get_vlan(struct switch_dev *dev, const struct switch_attr *attr,
                   struct switch_val *val);
int
ar8xxx_sw_set_reset_mibs(struct switch_dev *dev,
                         const struct switch_attr *attr,
                         struct switch_val *val);
int
ar8xxx_sw_set_mirror_rx_enable(struct switch_dev *dev,
                               const struct switch_attr *attr,
                               struct switch_val *val);
int
ar8xxx_sw_get_mirror_rx_enable(struct switch_dev *dev,
                               const struct switch_attr *attr,
                               struct switch_val *val);
int
ar8xxx_sw_set_mirror_tx_enable(struct switch_dev *dev,
                               const struct switch_attr *attr,
                               struct switch_val *val);
int
ar8xxx_sw_get_mirror_tx_enable(struct switch_dev *dev,
                               const struct switch_attr *attr,
                               struct switch_val *val);
int
ar8xxx_sw_set_mirror_monitor_port(struct switch_dev *dev,
                                  const struct switch_attr *attr,
                                  struct switch_val *val);
int
ar8xxx_sw_get_mirror_monitor_port(struct switch_dev *dev,
                                  const struct switch_attr *attr,
                                  struct switch_val *val);
int
ar8xxx_sw_set_mirror_source_port(struct switch_dev *dev,
                                 const struct switch_attr *attr,
                                 struct switch_val *val);
int
ar8xxx_sw_get_mirror_source_port(struct switch_dev *dev,
                                 const struct switch_attr *attr,
                                 struct switch_val *val);
int
ar8xxx_sw_set_pvid(struct switch_dev *dev, int port, int vlan);
int
ar8xxx_sw_get_pvid(struct switch_dev *dev, int port, int *vlan);
int
ar8xxx_sw_hw_apply(struct switch_dev *dev);
int
ar8xxx_sw_reset_switch(struct switch_dev *dev);
int
ar8xxx_sw_get_port_link(struct switch_dev *dev, int port,
                        struct switch_port_link *link);
int
ar8xxx_sw_set_port_reset_mib(struct switch_dev *dev,
                             const struct switch_attr *attr,
                             struct switch_val *val);
int
ar8xxx_sw_get_port_mib(struct switch_dev *dev,
                       const struct switch_attr *attr,
                       struct switch_val *val);
int
ar8xxx_sw_get_arl_age_time(struct switch_dev *dev,
                           const struct switch_attr *attr,
                           struct switch_val *val);
int
ar8xxx_sw_set_arl_age_time(struct switch_dev *dev,
                           const struct switch_attr *attr,
                           struct switch_val *val);
int
ar8xxx_sw_get_arl_table(struct switch_dev *dev,
                        const struct switch_attr *attr,
                        struct switch_val *val);
int
ar8xxx_sw_set_flush_arl_table(struct switch_dev *dev,
                              const struct switch_attr *attr,
                              struct switch_val *val);
int
ar8xxx_sw_set_flush_port_arl_table(struct switch_dev *dev,
                                   const struct switch_attr *attr,
                                   struct switch_val *val);
int
ar8216_wait_bit(struct ar8xxx_priv *priv, int reg, u32 mask, u32 val);

static inline struct ar8xxx_priv *
swdev_to_ar8xxx(struct switch_dev *swdev)
{
        return container_of(swdev, struct ar8xxx_priv, dev);
}

static inline bool ar8xxx_has_gige(struct ar8xxx_priv *priv)
{
        return priv->chip->caps & AR8XXX_CAP_GIGE;
}

static inline bool ar8xxx_has_mib_counters(struct ar8xxx_priv *priv)
{
        return priv->chip->caps & AR8XXX_CAP_MIB_COUNTERS;
}

static inline bool chip_is_ar8216(struct ar8xxx_priv *priv)
{
        return priv->chip_ver == AR8XXX_VER_AR8216;
}

static inline bool chip_is_ar8236(struct ar8xxx_priv *priv)
{
        return priv->chip_ver == AR8XXX_VER_AR8236;
}

static inline bool chip_is_ar8316(struct ar8xxx_priv *priv)
{
        return priv->chip_ver == AR8XXX_VER_AR8316;
}

static inline bool chip_is_ar8327(struct ar8xxx_priv *priv)
{
        return priv->chip_ver == AR8XXX_VER_AR8327;
}

static inline bool chip_is_ar8337(struct ar8xxx_priv *priv)
{
        return priv->chip_ver == AR8XXX_VER_AR8337;
}

static inline void
ar8xxx_reg_set(struct ar8xxx_priv *priv, int reg, u32 val)
{
        ar8xxx_rmw(priv, reg, 0, val);
}

static inline void
ar8xxx_reg_clear(struct ar8xxx_priv *priv, int reg, u32 val)
{
        ar8xxx_rmw(priv, reg, val, 0);
}

static inline void
split_addr(u32 regaddr, u16 *r1, u16 *r2, u16 *page)
{
        regaddr >>= 1;
        *r1 = regaddr & 0x1e;

        regaddr >>= 5;
        *r2 = regaddr & 0x7;

        regaddr >>= 3;
        *page = regaddr & 0x1ff;
}

static inline void
wait_for_page_switch(void)
{
        udelay(5);
}

#endif