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