mirror of https://gitee.com/openkylin/linux.git
211 lines
5.1 KiB
C
211 lines
5.1 KiB
C
/*
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* Microchip KSZ series switch common definitions
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*
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* Copyright (C) 2017
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef __KSZ_PRIV_H
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#define __KSZ_PRIV_H
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#include <linux/kernel.h>
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#include <linux/mutex.h>
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#include <linux/phy.h>
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#include <linux/etherdevice.h>
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#include <net/dsa.h>
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#include "ksz_9477_reg.h"
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struct ksz_io_ops;
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struct vlan_table {
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u32 table[3];
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};
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struct ksz_device {
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struct dsa_switch *ds;
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struct ksz_platform_data *pdata;
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const char *name;
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struct mutex reg_mutex; /* register access */
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struct mutex stats_mutex; /* status access */
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struct mutex alu_mutex; /* ALU access */
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struct mutex vlan_mutex; /* vlan access */
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const struct ksz_io_ops *ops;
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struct device *dev;
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void *priv;
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/* chip specific data */
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u32 chip_id;
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int num_vlans;
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int num_alus;
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int num_statics;
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int cpu_port; /* port connected to CPU */
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int cpu_ports; /* port bitmap can be cpu port */
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int port_cnt;
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struct vlan_table *vlan_cache;
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u64 mib_value[TOTAL_SWITCH_COUNTER_NUM];
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};
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struct ksz_io_ops {
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int (*read8)(struct ksz_device *dev, u32 reg, u8 *value);
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int (*read16)(struct ksz_device *dev, u32 reg, u16 *value);
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int (*read24)(struct ksz_device *dev, u32 reg, u32 *value);
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int (*read32)(struct ksz_device *dev, u32 reg, u32 *value);
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int (*write8)(struct ksz_device *dev, u32 reg, u8 value);
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int (*write16)(struct ksz_device *dev, u32 reg, u16 value);
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int (*write24)(struct ksz_device *dev, u32 reg, u32 value);
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int (*write32)(struct ksz_device *dev, u32 reg, u32 value);
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int (*phy_read16)(struct ksz_device *dev, int addr, int reg,
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u16 *value);
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int (*phy_write16)(struct ksz_device *dev, int addr, int reg,
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u16 value);
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};
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struct ksz_device *ksz_switch_alloc(struct device *base,
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const struct ksz_io_ops *ops, void *priv);
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int ksz_switch_detect(struct ksz_device *dev);
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int ksz_switch_register(struct ksz_device *dev);
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void ksz_switch_remove(struct ksz_device *dev);
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static inline int ksz_read8(struct ksz_device *dev, u32 reg, u8 *val)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->read8(dev, reg, val);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline int ksz_read16(struct ksz_device *dev, u32 reg, u16 *val)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->read16(dev, reg, val);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline int ksz_read24(struct ksz_device *dev, u32 reg, u32 *val)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->read24(dev, reg, val);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline int ksz_read32(struct ksz_device *dev, u32 reg, u32 *val)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->read32(dev, reg, val);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline int ksz_write8(struct ksz_device *dev, u32 reg, u8 value)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->write8(dev, reg, value);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline int ksz_write16(struct ksz_device *dev, u32 reg, u16 value)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->write16(dev, reg, value);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline int ksz_write24(struct ksz_device *dev, u32 reg, u32 value)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->write24(dev, reg, value);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline int ksz_write32(struct ksz_device *dev, u32 reg, u32 value)
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{
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int ret;
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mutex_lock(&dev->reg_mutex);
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ret = dev->ops->write32(dev, reg, value);
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mutex_unlock(&dev->reg_mutex);
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return ret;
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}
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static inline void ksz_pread8(struct ksz_device *dev, int port, int offset,
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u8 *data)
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{
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ksz_read8(dev, PORT_CTRL_ADDR(port, offset), data);
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}
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static inline void ksz_pread16(struct ksz_device *dev, int port, int offset,
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u16 *data)
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{
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ksz_read16(dev, PORT_CTRL_ADDR(port, offset), data);
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}
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static inline void ksz_pread32(struct ksz_device *dev, int port, int offset,
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u32 *data)
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{
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ksz_read32(dev, PORT_CTRL_ADDR(port, offset), data);
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}
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static inline void ksz_pwrite8(struct ksz_device *dev, int port, int offset,
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u8 data)
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{
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ksz_write8(dev, PORT_CTRL_ADDR(port, offset), data);
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}
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static inline void ksz_pwrite16(struct ksz_device *dev, int port, int offset,
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u16 data)
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{
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ksz_write16(dev, PORT_CTRL_ADDR(port, offset), data);
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}
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static inline void ksz_pwrite32(struct ksz_device *dev, int port, int offset,
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u32 data)
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{
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ksz_write32(dev, PORT_CTRL_ADDR(port, offset), data);
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}
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#endif
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