diff options
Diffstat (limited to 'drivers/net/dsa/microchip/ksz_common.h')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.h | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h new file mode 100644 index 000000000000..2dd832de0d52 --- /dev/null +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -0,0 +1,214 @@ +/* SPDX-License-Identifier: GPL-2.0 + * Microchip switch driver common header + * + * Copyright (C) 2017-2018 Microchip Technology Inc. + */ + +#ifndef __KSZ_COMMON_H +#define __KSZ_COMMON_H + +void ksz_update_port_member(struct ksz_device *dev, int port); + +/* 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); +int ksz_sset_count(struct dsa_switch *ds, int port, int sset); +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); +} + +#endif |