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/* SPDX-License-Identifier: GPL-2.0
* Microchip switch driver common header
*
* Copyright (C) 2017-2019 Microchip Technology Inc.
*/
#ifndef __KSZ_COMMON_H
#define __KSZ_COMMON_H
void ksz_port_cleanup(struct ksz_device *dev, int port);
void ksz_update_port_member(struct ksz_device *dev, int port);
void ksz_init_mib_timer(struct ksz_device *dev);
/* Common DSA access functions */
int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg);
int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val);
void ksz_adjust_link(struct dsa_switch *ds, int port,
struct phy_device *phydev);
int ksz_sset_count(struct dsa_switch *ds, int port, int sset);
void ksz_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *buf);
int ksz_port_bridge_join(struct dsa_switch *ds, int port,
struct net_device *br);
void ksz_port_bridge_leave(struct dsa_switch *ds, int port,
struct net_device *br);
void ksz_port_fast_age(struct dsa_switch *ds, int port);
int ksz_port_vlan_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_vlan *vlan);
int ksz_port_fdb_dump(struct dsa_switch *ds, int port, dsa_fdb_dump_cb_t *cb,
void *data);
int ksz_port_mdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_mdb *mdb);
void ksz_port_mdb_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_mdb *mdb);
int ksz_port_mdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_mdb *mdb);
int ksz_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy);
void ksz_disable_port(struct dsa_switch *ds, int port, struct phy_device *phy);
/* Common register access functions */
static inline int ksz_read8(struct ksz_device *dev, u32 reg, u8 *val)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->read8(dev, reg, val);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_read16(struct ksz_device *dev, u32 reg, u16 *val)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->read16(dev, reg, val);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_read24(struct ksz_device *dev, u32 reg, u32 *val)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->read24(dev, reg, val);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_read32(struct ksz_device *dev, u32 reg, u32 *val)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->read32(dev, reg, val);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_write8(struct ksz_device *dev, u32 reg, u8 value)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->write8(dev, reg, value);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_write16(struct ksz_device *dev, u32 reg, u16 value)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->write16(dev, reg, value);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_write24(struct ksz_device *dev, u32 reg, u32 value)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->write24(dev, reg, value);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_write32(struct ksz_device *dev, u32 reg, u32 value)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->write32(dev, reg, value);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_get(struct ksz_device *dev, u32 reg, void *data,
size_t len)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->get(dev, reg, data, len);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline int ksz_set(struct ksz_device *dev, u32 reg, void *data,
size_t len)
{
int ret;
mutex_lock(&dev->reg_mutex);
ret = dev->ops->set(dev, reg, data, len);
mutex_unlock(&dev->reg_mutex);
return ret;
}
static inline void ksz_pread8(struct ksz_device *dev, int port, int offset,
u8 *data)
{
ksz_read8(dev, dev->dev_ops->get_port_addr(port, offset), data);
}
static inline void ksz_pread16(struct ksz_device *dev, int port, int offset,
u16 *data)
{
ksz_read16(dev, dev->dev_ops->get_port_addr(port, offset), data);
}
static inline void ksz_pread32(struct ksz_device *dev, int port, int offset,
u32 *data)
{
ksz_read32(dev, dev->dev_ops->get_port_addr(port, offset), data);
}
static inline void ksz_pwrite8(struct ksz_device *dev, int port, int offset,
u8 data)
{
ksz_write8(dev, dev->dev_ops->get_port_addr(port, offset), data);
}
static inline void ksz_pwrite16(struct ksz_device *dev, int port, int offset,
u16 data)
{
ksz_write16(dev, dev->dev_ops->get_port_addr(port, offset), data);
}
static inline void ksz_pwrite32(struct ksz_device *dev, int port, int offset,
u32 data)
{
ksz_write32(dev, dev->dev_ops->get_port_addr(port, offset), data);
}
static void ksz_cfg(struct ksz_device *dev, u32 addr, u8 bits, bool set)
{
u8 data;
ksz_read8(dev, addr, &data);
if (set)
data |= bits;
else
data &= ~bits;
ksz_write8(dev, addr, data);
}
static void ksz_port_cfg(struct ksz_device *dev, int port, int offset, u8 bits,
bool set)
{
u32 addr;
u8 data;
addr = dev->dev_ops->get_port_addr(port, offset);
ksz_read8(dev, addr, &data);
if (set)
data |= bits;
else
data &= ~bits;
ksz_write8(dev, addr, data);
}
struct ksz_poll_ctx {
struct ksz_device *dev;
int port;
int offset;
};
static inline u32 ksz_pread32_poll(struct ksz_poll_ctx *ctx)
{
u32 data;
ksz_pread32(ctx->dev, ctx->port, ctx->offset, &data);
return data;
}
#endif
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