drivers/net/phy/b53/b53_priv.h - manifest_repos/kernel - Git at Google

 /*
  * B53 common definitions
  *
  * Copyright (C) 2011-2013 Jonas Gorski <jogo@openwrt.org>
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies.
  *
  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */

 #ifndef __B53_PRIV_H
 #define __B53_PRIV_H

 #include <linux/kernel.h>
 #include <linux/mutex.h>
 #include <linux/switch.h>

 struct b53_device;

 struct b53_io_ops {
 	int (*read8)(struct b53_device *dev, u8 page, u8 reg, u8 *value);
 	int (*read16)(struct b53_device *dev, u8 page, u8 reg, u16 *value);
 	int (*read32)(struct b53_device *dev, u8 page, u8 reg, u32 *value);
 	int (*read48)(struct b53_device *dev, u8 page, u8 reg, u64 *value);
 	int (*read64)(struct b53_device *dev, u8 page, u8 reg, u64 *value);
 	int (*write8)(struct b53_device *dev, u8 page, u8 reg, u8 value);
 	int (*write16)(struct b53_device *dev, u8 page, u8 reg, u16 value);
 	int (*write32)(struct b53_device *dev, u8 page, u8 reg, u32 value);
 	int (*write48)(struct b53_device *dev, u8 page, u8 reg, u64 value);
 	int (*write64)(struct b53_device *dev, u8 page, u8 reg, u64 value);
 	int (*phy_read16)(struct b53_device *dev, int addr, u8 reg, u16 *value);
 	int (*phy_write16)(struct b53_device *dev, int addr, u8 reg, u16 value);
 };

 enum {
 	BCM5325_DEVICE_ID = 0x25,
 	BCM5365_DEVICE_ID = 0x65,
 	BCM5395_DEVICE_ID = 0x95,
 	BCM5397_DEVICE_ID = 0x97,
 	BCM5398_DEVICE_ID = 0x98,
 	BCM53115_DEVICE_ID = 0x53115,
 	BCM53125_DEVICE_ID = 0x53125,
 	BCM53128_DEVICE_ID = 0x53128,
 	BCM63XX_DEVICE_ID = 0x6300,
 	BCM53010_DEVICE_ID = 0x53010,
 	BCM53011_DEVICE_ID = 0x53011,
 	BCM53012_DEVICE_ID = 0x53012,
 	BCM53018_DEVICE_ID = 0x53018,
 	BCM53019_DEVICE_ID = 0x53019,
 };

 #define B53_N_PORTS	9
 #define B53_N_PORTS_25	6

 struct b53_vlan {
 	unsigned int	members:B53_N_PORTS;
 	unsigned int	untag:B53_N_PORTS;
 };

 struct b53_port {
 	unsigned int	pvid:12;
 };

 struct b53_device {
 	struct switch_dev sw_dev;
 	struct b53_platform_data *pdata;

 	struct mutex reg_mutex;
 	const struct b53_io_ops *ops;

 	/* chip specific data */
 	u32 chip_id;
 	u8 core_rev;
 	u8 vta_regs[3];
 	u8 duplex_reg;
 	u8 jumbo_pm_reg;
 	u8 jumbo_size_reg;
 	int reset_gpio;

 	/* used ports mask */
 	u16 enabled_ports;

 	/* connect specific data */
 	u8 current_page;
 	struct device *dev;
 	void *priv;

 	/* run time configuration */
 	unsigned enable_vlan:1;
 	unsigned enable_jumbo:1;
 	unsigned allow_vid_4095:1;

 	struct b53_port *ports;
 	struct b53_vlan *vlans;

 	char *buf;
 };

 #define b53_for_each_port(dev, i) \
 	for (i = 0; i < B53_N_PORTS; i++) \
 		if (dev->enabled_ports & BIT(i))


 static inline int is5325(struct b53_device *dev)
 {
 	return dev->chip_id == BCM5325_DEVICE_ID;
 }

 static inline int is5365(struct b53_device *dev)
 {
 #ifdef CONFIG_BCM47XX
 	return dev->chip_id == BCM5365_DEVICE_ID;
 #else
 	return 0;
 #endif
 }

 static inline int is5397_98(struct b53_device *dev)
 {
 	return dev->chip_id == BCM5397_DEVICE_ID ||
 		dev->chip_id == BCM5398_DEVICE_ID;
 }

 static inline int is539x(struct b53_device *dev)
 {
 	return dev->chip_id == BCM5395_DEVICE_ID ||
 		dev->chip_id == BCM5397_DEVICE_ID ||
 		dev->chip_id == BCM5398_DEVICE_ID;
 }

 static inline int is531x5(struct b53_device *dev)
 {
 	return dev->chip_id == BCM53115_DEVICE_ID ||
 		dev->chip_id == BCM53125_DEVICE_ID ||
 		dev->chip_id == BCM53128_DEVICE_ID;
 }

 static inline int is63xx(struct b53_device *dev)
 {
 #ifdef CONFIG_BCM63XX
 	return dev->chip_id == BCM63XX_DEVICE_ID;
 #else
 	return 0;
 #endif
 }

 static inline int is5301x(struct b53_device *dev)
 {
 	return dev->chip_id == BCM53010_DEVICE_ID ||
 		dev->chip_id == BCM53011_DEVICE_ID ||
 		dev->chip_id == BCM53012_DEVICE_ID ||
 		dev->chip_id == BCM53018_DEVICE_ID ||
 		dev->chip_id == BCM53019_DEVICE_ID;
 }

 #define B53_CPU_PORT_25	5
 #define B53_CPU_PORT	8

 static inline int is_cpu_port(struct b53_device *dev, int port)
 {
 	return dev->sw_dev.cpu_port == port;
 }

 static inline int is_imp_port(struct b53_device *dev, int port)
 {
 	if (is5325(dev) || is5365(dev))
 		return port == B53_CPU_PORT_25;
 	else
 		return port == B53_CPU_PORT;
 }

 static inline struct b53_device *sw_to_b53(struct switch_dev *sw)
 {
 	return container_of(sw, struct b53_device, sw_dev);
 }

 struct b53_device *b53_switch_alloc(struct device *base, struct b53_io_ops *ops,
 				    void *priv);

 int b53_switch_detect(struct b53_device *dev);

 int b53_switch_register(struct b53_device *dev);

 static inline void b53_switch_remove(struct b53_device *dev)
 {
 	unregister_switch(&dev->sw_dev);
 }

 static inline int b53_read8(struct b53_device *dev, u8 page, u8 reg, u8 *val)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->read8(dev, page, reg, val);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_read16(struct b53_device *dev, u8 page, u8 reg, u16 *val)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->read16(dev, page, reg, val);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_read32(struct b53_device *dev, u8 page, u8 reg, u32 *val)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->read32(dev, page, reg, val);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_read48(struct b53_device *dev, u8 page, u8 reg, u64 *val)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->read48(dev, page, reg, val);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_read64(struct b53_device *dev, u8 page, u8 reg, u64 *val)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->read64(dev, page, reg, val);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_write8(struct b53_device *dev, u8 page, u8 reg, u8 value)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->write8(dev, page, reg, value);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_write16(struct b53_device *dev, u8 page, u8 reg,
 			      u16 value)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->write16(dev, page, reg, value);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_write32(struct b53_device *dev, u8 page, u8 reg,
 			      u32 value)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->write32(dev, page, reg, value);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_write48(struct b53_device *dev, u8 page, u8 reg,
 			      u64 value)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->write48(dev, page, reg, value);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 static inline int b53_write64(struct b53_device *dev, u8 page, u8 reg,
 			       u64 value)
 {
 	int ret;

 	mutex_lock(&dev->reg_mutex);
 	ret = dev->ops->write64(dev, page, reg, value);
 	mutex_unlock(&dev->reg_mutex);

 	return ret;
 }

 #ifdef CONFIG_BCM47XX
 #include <bcm47xx_board.h>
 #endif

 #include <linux/version.h>
 #include <linux/bcm47xx_nvram.h>

 static inline int b53_switch_get_reset_gpio(struct b53_device *dev)
 {
 #ifdef CONFIG_BCM47XX
 	enum bcm47xx_board board = bcm47xx_board_get();

 	switch (board) {
 	case BCM47XX_BOARD_LINKSYS_WRT300NV11:
 	case BCM47XX_BOARD_LINKSYS_WRT310NV1:
 		return 8;
 	default:
 		break;
 	}
 #endif

 	return bcm47xx_nvram_gpio_pin("robo_reset");
 }

 #endif
	/*
	* B53 common definitions
	*
	* Copyright (C) 2011-2013 Jonas Gorski <jogo@openwrt.org>
	*
	* Permission to use, copy, modify, and/or distribute this software for any
	* purpose with or without fee is hereby granted, provided that the above
	* copyright notice and this permission notice appear in all copies.
	*
	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
	* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
	* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
	* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	*/

	#ifndef __B53_PRIV_H
	#define __B53_PRIV_H

	#include <linux/kernel.h>
	#include <linux/mutex.h>
	#include <linux/switch.h>

	struct b53_device;

	struct b53_io_ops {
	int (read8)(struct b53_device dev, u8 page, u8 reg, u8 *value);
	int (read16)(struct b53_device dev, u8 page, u8 reg, u16 *value);
	int (read32)(struct b53_device dev, u8 page, u8 reg, u32 *value);
	int (read48)(struct b53_device dev, u8 page, u8 reg, u64 *value);
	int (read64)(struct b53_device dev, u8 page, u8 reg, u64 *value);
	int (write8)(struct b53_device dev, u8 page, u8 reg, u8 value);
	int (write16)(struct b53_device dev, u8 page, u8 reg, u16 value);
	int (write32)(struct b53_device dev, u8 page, u8 reg, u32 value);
	int (write48)(struct b53_device dev, u8 page, u8 reg, u64 value);
	int (write64)(struct b53_device dev, u8 page, u8 reg, u64 value);
	int (phy_read16)(struct b53_device dev, int addr, u8 reg, u16 *value);
	int (phy_write16)(struct b53_device dev, int addr, u8 reg, u16 value);
	};

	enum {
	BCM5325_DEVICE_ID = 0x25,
	BCM5365_DEVICE_ID = 0x65,
	BCM5395_DEVICE_ID = 0x95,
	BCM5397_DEVICE_ID = 0x97,
	BCM5398_DEVICE_ID = 0x98,
	BCM53115_DEVICE_ID = 0x53115,
	BCM53125_DEVICE_ID = 0x53125,
	BCM53128_DEVICE_ID = 0x53128,
	BCM63XX_DEVICE_ID = 0x6300,
	BCM53010_DEVICE_ID = 0x53010,
	BCM53011_DEVICE_ID = 0x53011,
	BCM53012_DEVICE_ID = 0x53012,
	BCM53018_DEVICE_ID = 0x53018,
	BCM53019_DEVICE_ID = 0x53019,
	};

	#define B53_N_PORTS 9
	#define B53_N_PORTS_25 6

	struct b53_vlan {
	unsigned int members:B53_N_PORTS;
	unsigned int untag:B53_N_PORTS;
	};

	struct b53_port {
	unsigned int pvid:12;
	};

	struct b53_device {
	struct switch_dev sw_dev;
	struct b53_platform_data *pdata;

	struct mutex reg_mutex;
	const struct b53_io_ops *ops;

	/* chip specific data */
	u32 chip_id;
	u8 core_rev;
	u8 vta_regs[3];
	u8 duplex_reg;
	u8 jumbo_pm_reg;
	u8 jumbo_size_reg;
	int reset_gpio;

	/* used ports mask */
	u16 enabled_ports;

	/* connect specific data */
	u8 current_page;
	struct device *dev;
	void *priv;

	/* run time configuration */
	unsigned enable_vlan:1;
	unsigned enable_jumbo:1;
	unsigned allow_vid_4095:1;

	struct b53_port *ports;
	struct b53_vlan *vlans;

	char *buf;
	};

	#define b53_for_each_port(dev, i) \
	for (i = 0; i < B53_N_PORTS; i++) \
	if (dev->enabled_ports & BIT(i))



	static inline int is5325(struct b53_device *dev)
	{
	return dev->chip_id == BCM5325_DEVICE_ID;
	}

	static inline int is5365(struct b53_device *dev)
	{
	#ifdef CONFIG_BCM47XX
	return dev->chip_id == BCM5365_DEVICE_ID;
	#else
	return 0;
	#endif
	}

	static inline int is5397_98(struct b53_device *dev)
	{
	return dev->chip_id == BCM5397_DEVICE_ID \|\|
	dev->chip_id == BCM5398_DEVICE_ID;
	}

	static inline int is539x(struct b53_device *dev)
	{
	return dev->chip_id == BCM5395_DEVICE_ID \|\|
	dev->chip_id == BCM5397_DEVICE_ID \|\|
	dev->chip_id == BCM5398_DEVICE_ID;
	}

	static inline int is531x5(struct b53_device *dev)
	{
	return dev->chip_id == BCM53115_DEVICE_ID \|\|
	dev->chip_id == BCM53125_DEVICE_ID \|\|
	dev->chip_id == BCM53128_DEVICE_ID;
	}

	static inline int is63xx(struct b53_device *dev)
	{
	#ifdef CONFIG_BCM63XX
	return dev->chip_id == BCM63XX_DEVICE_ID;
	#else
	return 0;
	#endif
	}

	static inline int is5301x(struct b53_device *dev)
	{
	return dev->chip_id == BCM53010_DEVICE_ID \|\|
	dev->chip_id == BCM53011_DEVICE_ID \|\|
	dev->chip_id == BCM53012_DEVICE_ID \|\|
	dev->chip_id == BCM53018_DEVICE_ID \|\|
	dev->chip_id == BCM53019_DEVICE_ID;
	}

	#define B53_CPU_PORT_25 5
	#define B53_CPU_PORT 8

	static inline int is_cpu_port(struct b53_device *dev, int port)
	{
	return dev->sw_dev.cpu_port == port;
	}

	static inline int is_imp_port(struct b53_device *dev, int port)
	{
	if (is5325(dev) \|\| is5365(dev))
	return port == B53_CPU_PORT_25;
	else
	return port == B53_CPU_PORT;
	}

	static inline struct b53_device sw_to_b53(struct switch_dev sw)
	{
	return container_of(sw, struct b53_device, sw_dev);
	}

	struct b53_device b53_switch_alloc(struct device base, struct b53_io_ops *ops,
	void *priv);

	int b53_switch_detect(struct b53_device *dev);

	int b53_switch_register(struct b53_device *dev);

	static inline void b53_switch_remove(struct b53_device *dev)
	{
	unregister_switch(&dev->sw_dev);
	}

	static inline int b53_read8(struct b53_device dev, u8 page, u8 reg, u8 val)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->read8(dev, page, reg, val);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_read16(struct b53_device dev, u8 page, u8 reg, u16 val)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->read16(dev, page, reg, val);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_read32(struct b53_device dev, u8 page, u8 reg, u32 val)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->read32(dev, page, reg, val);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_read48(struct b53_device dev, u8 page, u8 reg, u64 val)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->read48(dev, page, reg, val);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_read64(struct b53_device dev, u8 page, u8 reg, u64 val)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->read64(dev, page, reg, val);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_write8(struct b53_device *dev, u8 page, u8 reg, u8 value)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->write8(dev, page, reg, value);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_write16(struct b53_device *dev, u8 page, u8 reg,
	u16 value)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->write16(dev, page, reg, value);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_write32(struct b53_device *dev, u8 page, u8 reg,
	u32 value)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->write32(dev, page, reg, value);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_write48(struct b53_device *dev, u8 page, u8 reg,
	u64 value)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->write48(dev, page, reg, value);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	static inline int b53_write64(struct b53_device *dev, u8 page, u8 reg,
	u64 value)
	{
	int ret;

	mutex_lock(&dev->reg_mutex);
	ret = dev->ops->write64(dev, page, reg, value);
	mutex_unlock(&dev->reg_mutex);

	return ret;
	}

	#ifdef CONFIG_BCM47XX
	#include <bcm47xx_board.h>
	#endif

	#include <linux/version.h>
	#include <linux/bcm47xx_nvram.h>

	static inline int b53_switch_get_reset_gpio(struct b53_device *dev)
	{
	#ifdef CONFIG_BCM47XX
	enum bcm47xx_board board = bcm47xx_board_get();

	switch (board) {
	case BCM47XX_BOARD_LINKSYS_WRT300NV11:
	case BCM47XX_BOARD_LINKSYS_WRT310NV1:
	return 8;
	default:
	break;
	}
	#endif

	return bcm47xx_nvram_gpio_pin("robo_reset");
	}

	#endif