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/* SPDX-License-Identifier: GPL-2.0+ */
/* Realtek SMI interface driver defines
*
* Copyright (C) 2017 Linus Walleij <linus.walleij@linaro.org>
* Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
*/
#ifndef _REALTEK_H
#define _REALTEK_H
#include <linux/phy.h>
#include <linux/platform_device.h>
#include <linux/gpio/consumer.h>
#include <net/dsa.h>
#include <linux/reset.h>
#define REALTEK_HW_STOP_DELAY 25 /* msecs */
#define REALTEK_HW_START_DELAY 100 /* msecs */
struct realtek_ops;
struct dentry;
struct inode;
struct file;
struct rtl8366_mib_counter {
unsigned int base;
unsigned int offset;
unsigned int length;
const char *name;
};
/*
* struct rtl8366_vlan_mc - Virtual LAN member configuration
*/
struct rtl8366_vlan_mc {
u16 vid;
u16 untag;
u16 member;
u8 fid;
u8 priority;
};
struct rtl8366_vlan_4k {
u16 vid;
u16 untag;
u16 member;
u8 fid;
};
struct realtek_priv {
struct device *dev;
struct reset_control *reset_ctl;
struct gpio_desc *reset;
struct gpio_desc *mdc;
struct gpio_desc *mdio;
struct regmap *map;
struct regmap *map_nolock;
struct mutex map_lock;
struct mii_bus *user_mii_bus;
struct mii_bus *bus;
int mdio_addr;
const struct realtek_variant *variant;
spinlock_t lock; /* Locks around command writes */
struct dsa_switch ds;
struct irq_domain *irqdomain;
bool leds_disabled;
unsigned int cpu_port;
unsigned int num_ports;
unsigned int num_vlan_mc;
unsigned int num_mib_counters;
struct rtl8366_mib_counter *mib_counters;
const struct realtek_ops *ops;
int (*write_reg_noack)(void *ctx, u32 addr, u32 data);
int vlan_enabled;
int vlan4k_enabled;
char buf[4096];
void *chip_data; /* Per-chip extra variant data */
};
/*
* struct realtek_ops - vtable for the per-SMI-chiptype operations
* @detect: detects the chiptype
*/
struct realtek_ops {
int (*detect)(struct realtek_priv *priv);
int (*reset_chip)(struct realtek_priv *priv);
int (*setup)(struct realtek_priv *priv);
int (*get_mib_counter)(struct realtek_priv *priv,
int port,
struct rtl8366_mib_counter *mib,
u64 *mibvalue);
int (*get_vlan_mc)(struct realtek_priv *priv, u32 index,
struct rtl8366_vlan_mc *vlanmc);
int (*set_vlan_mc)(struct realtek_priv *priv, u32 index,
const struct rtl8366_vlan_mc *vlanmc);
int (*get_vlan_4k)(struct realtek_priv *priv, u32 vid,
struct rtl8366_vlan_4k *vlan4k);
int (*set_vlan_4k)(struct realtek_priv *priv,
const struct rtl8366_vlan_4k *vlan4k);
int (*get_mc_index)(struct realtek_priv *priv, int port, int *val);
int (*set_mc_index)(struct realtek_priv *priv, int port, int index);
bool (*is_vlan_valid)(struct realtek_priv *priv, unsigned int vlan);
int (*enable_vlan)(struct realtek_priv *priv, bool enable);
int (*enable_vlan4k)(struct realtek_priv *priv, bool enable);
int (*enable_port)(struct realtek_priv *priv, int port, bool enable);
int (*phy_read)(struct realtek_priv *priv, int phy, int regnum);
int (*phy_write)(struct realtek_priv *priv, int phy, int regnum,
u16 val);
};
struct realtek_variant {
const struct dsa_switch_ops *ds_ops;
const struct realtek_ops *ops;
unsigned int clk_delay;
u8 cmd_read;
u8 cmd_write;
size_t chip_data_sz;
};
/* RTL8366 library helpers */
int rtl8366_mc_is_used(struct realtek_priv *priv, int mc_index, int *used);
int rtl8366_set_vlan(struct realtek_priv *priv, int vid, u32 member,
u32 untag, u32 fid);
int rtl8366_set_pvid(struct realtek_priv *priv, unsigned int port,
unsigned int vid);
int rtl8366_enable_vlan4k(struct realtek_priv *priv, bool enable);
int rtl8366_enable_vlan(struct realtek_priv *priv, bool enable);
int rtl8366_reset_vlan(struct realtek_priv *priv);
int rtl8366_vlan_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_vlan *vlan,
struct netlink_ext_ack *extack);
int rtl8366_vlan_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_vlan *vlan);
void rtl8366_get_strings(struct dsa_switch *ds, int port, u32 stringset,
uint8_t *data);
int rtl8366_get_sset_count(struct dsa_switch *ds, int port, int sset);
void rtl8366_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data);
extern const struct realtek_variant rtl8366rb_variant;
extern const struct realtek_variant rtl8365mb_variant;
#endif /* _REALTEK_H */
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