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388 lines
12 KiB
388 lines
12 KiB
/* |
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* B53 common definitions |
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* |
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* Copyright (C) 2011-2013 Jonas Gorski <[email protected]> |
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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 __B53_PRIV_H |
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#define __B53_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 "b53_regs.h" |
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struct b53_device; |
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struct net_device; |
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struct phylink_link_state; |
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struct b53_io_ops { |
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int (*read8)(struct b53_device *dev, u8 page, u8 reg, u8 *value); |
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int (*read16)(struct b53_device *dev, u8 page, u8 reg, u16 *value); |
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int (*read32)(struct b53_device *dev, u8 page, u8 reg, u32 *value); |
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int (*read48)(struct b53_device *dev, u8 page, u8 reg, u64 *value); |
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int (*read64)(struct b53_device *dev, u8 page, u8 reg, u64 *value); |
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int (*write8)(struct b53_device *dev, u8 page, u8 reg, u8 value); |
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int (*write16)(struct b53_device *dev, u8 page, u8 reg, u16 value); |
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int (*write32)(struct b53_device *dev, u8 page, u8 reg, u32 value); |
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int (*write48)(struct b53_device *dev, u8 page, u8 reg, u64 value); |
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int (*write64)(struct b53_device *dev, u8 page, u8 reg, u64 value); |
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int (*phy_read16)(struct b53_device *dev, int addr, int reg, u16 *value); |
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int (*phy_write16)(struct b53_device *dev, int addr, int reg, u16 value); |
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int (*irq_enable)(struct b53_device *dev, int port); |
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void (*irq_disable)(struct b53_device *dev, int port); |
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u8 (*serdes_map_lane)(struct b53_device *dev, int port); |
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int (*serdes_link_state)(struct b53_device *dev, int port, |
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struct phylink_link_state *state); |
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void (*serdes_config)(struct b53_device *dev, int port, |
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unsigned int mode, |
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const struct phylink_link_state *state); |
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void (*serdes_an_restart)(struct b53_device *dev, int port); |
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void (*serdes_link_set)(struct b53_device *dev, int port, |
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unsigned int mode, phy_interface_t interface, |
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bool link_up); |
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void (*serdes_phylink_validate)(struct b53_device *dev, int port, |
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unsigned long *supported, |
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struct phylink_link_state *state); |
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}; |
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#define B53_INVALID_LANE 0xff |
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enum { |
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BCM4908_DEVICE_ID = 0x4908, |
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BCM5325_DEVICE_ID = 0x25, |
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BCM5365_DEVICE_ID = 0x65, |
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BCM5389_DEVICE_ID = 0x89, |
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BCM5395_DEVICE_ID = 0x95, |
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BCM5397_DEVICE_ID = 0x97, |
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BCM5398_DEVICE_ID = 0x98, |
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BCM53115_DEVICE_ID = 0x53115, |
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BCM53125_DEVICE_ID = 0x53125, |
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BCM53128_DEVICE_ID = 0x53128, |
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BCM63XX_DEVICE_ID = 0x6300, |
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BCM53010_DEVICE_ID = 0x53010, |
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BCM53011_DEVICE_ID = 0x53011, |
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BCM53012_DEVICE_ID = 0x53012, |
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BCM53018_DEVICE_ID = 0x53018, |
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BCM53019_DEVICE_ID = 0x53019, |
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BCM58XX_DEVICE_ID = 0x5800, |
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BCM583XX_DEVICE_ID = 0x58300, |
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BCM7445_DEVICE_ID = 0x7445, |
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BCM7278_DEVICE_ID = 0x7278, |
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}; |
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#define B53_N_PORTS 9 |
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#define B53_N_PORTS_25 6 |
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struct b53_port { |
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u16 vlan_ctl_mask; |
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struct ethtool_eee eee; |
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}; |
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struct b53_vlan { |
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u16 members; |
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u16 untag; |
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bool valid; |
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}; |
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struct b53_device { |
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struct dsa_switch *ds; |
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struct b53_platform_data *pdata; |
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const char *name; |
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struct mutex reg_mutex; |
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struct mutex stats_mutex; |
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const struct b53_io_ops *ops; |
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/* chip specific data */ |
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u32 chip_id; |
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u8 core_rev; |
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u8 vta_regs[3]; |
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u8 duplex_reg; |
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u8 jumbo_pm_reg; |
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u8 jumbo_size_reg; |
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int reset_gpio; |
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u8 num_arl_bins; |
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u16 num_arl_buckets; |
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enum dsa_tag_protocol tag_protocol; |
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/* used ports mask */ |
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u16 enabled_ports; |
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unsigned int cpu_port; |
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/* connect specific data */ |
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u8 current_page; |
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struct device *dev; |
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u8 serdes_lane; |
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/* Master MDIO bus we got probed from */ |
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struct mii_bus *bus; |
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void *priv; |
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/* run time configuration */ |
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bool enable_jumbo; |
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unsigned int num_vlans; |
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struct b53_vlan *vlans; |
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bool vlan_enabled; |
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unsigned int num_ports; |
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struct b53_port *ports; |
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}; |
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#define b53_for_each_port(dev, i) \ |
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for (i = 0; i < B53_N_PORTS; i++) \ |
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if (dev->enabled_ports & BIT(i)) |
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static inline int is5325(struct b53_device *dev) |
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{ |
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return dev->chip_id == BCM5325_DEVICE_ID; |
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} |
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static inline int is5365(struct b53_device *dev) |
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{ |
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#ifdef CONFIG_BCM47XX |
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return dev->chip_id == BCM5365_DEVICE_ID; |
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#else |
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return 0; |
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#endif |
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} |
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static inline int is5397_98(struct b53_device *dev) |
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{ |
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return dev->chip_id == BCM5397_DEVICE_ID || |
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dev->chip_id == BCM5398_DEVICE_ID; |
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} |
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static inline int is539x(struct b53_device *dev) |
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{ |
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return dev->chip_id == BCM5395_DEVICE_ID || |
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dev->chip_id == BCM5397_DEVICE_ID || |
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dev->chip_id == BCM5398_DEVICE_ID; |
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} |
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static inline int is531x5(struct b53_device *dev) |
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{ |
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return dev->chip_id == BCM53115_DEVICE_ID || |
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dev->chip_id == BCM53125_DEVICE_ID || |
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dev->chip_id == BCM53128_DEVICE_ID; |
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} |
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static inline int is63xx(struct b53_device *dev) |
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{ |
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#ifdef CONFIG_BCM63XX |
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return dev->chip_id == BCM63XX_DEVICE_ID; |
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#else |
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return 0; |
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#endif |
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} |
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static inline int is5301x(struct b53_device *dev) |
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{ |
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return dev->chip_id == BCM53010_DEVICE_ID || |
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dev->chip_id == BCM53011_DEVICE_ID || |
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dev->chip_id == BCM53012_DEVICE_ID || |
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dev->chip_id == BCM53018_DEVICE_ID || |
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dev->chip_id == BCM53019_DEVICE_ID; |
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} |
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static inline int is58xx(struct b53_device *dev) |
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{ |
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return dev->chip_id == BCM58XX_DEVICE_ID || |
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dev->chip_id == BCM583XX_DEVICE_ID || |
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dev->chip_id == BCM7445_DEVICE_ID || |
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dev->chip_id == BCM7278_DEVICE_ID; |
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} |
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#define B53_CPU_PORT_25 5 |
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#define B53_CPU_PORT 8 |
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static inline unsigned int b53_max_arl_entries(struct b53_device *dev) |
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{ |
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return dev->num_arl_buckets * dev->num_arl_bins; |
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} |
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struct b53_device *b53_switch_alloc(struct device *base, |
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const struct b53_io_ops *ops, |
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void *priv); |
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int b53_switch_detect(struct b53_device *dev); |
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int b53_switch_register(struct b53_device *dev); |
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static inline void b53_switch_remove(struct b53_device *dev) |
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{ |
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dsa_unregister_switch(dev->ds); |
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} |
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#define b53_build_op(type_op_size, val_type) \ |
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static inline int b53_##type_op_size(struct b53_device *dev, u8 page, \ |
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u8 reg, val_type val) \ |
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{ \ |
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int ret; \ |
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\ |
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mutex_lock(&dev->reg_mutex); \ |
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ret = dev->ops->type_op_size(dev, page, reg, val); \ |
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mutex_unlock(&dev->reg_mutex); \ |
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\ |
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return ret; \ |
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} |
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b53_build_op(read8, u8 *); |
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b53_build_op(read16, u16 *); |
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b53_build_op(read32, u32 *); |
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b53_build_op(read48, u64 *); |
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b53_build_op(read64, u64 *); |
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b53_build_op(write8, u8); |
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b53_build_op(write16, u16); |
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b53_build_op(write32, u32); |
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b53_build_op(write48, u64); |
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b53_build_op(write64, u64); |
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struct b53_arl_entry { |
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u16 port; |
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u8 mac[ETH_ALEN]; |
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u16 vid; |
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u8 is_valid:1; |
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u8 is_age:1; |
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u8 is_static:1; |
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}; |
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static inline void b53_arl_to_entry(struct b53_arl_entry *ent, |
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u64 mac_vid, u32 fwd_entry) |
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{ |
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memset(ent, 0, sizeof(*ent)); |
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ent->port = fwd_entry & ARLTBL_DATA_PORT_ID_MASK; |
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ent->is_valid = !!(fwd_entry & ARLTBL_VALID); |
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ent->is_age = !!(fwd_entry & ARLTBL_AGE); |
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ent->is_static = !!(fwd_entry & ARLTBL_STATIC); |
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u64_to_ether_addr(mac_vid, ent->mac); |
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ent->vid = mac_vid >> ARLTBL_VID_S; |
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} |
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static inline void b53_arl_from_entry(u64 *mac_vid, u32 *fwd_entry, |
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const struct b53_arl_entry *ent) |
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{ |
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*mac_vid = ether_addr_to_u64(ent->mac); |
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*mac_vid |= (u64)(ent->vid & ARLTBL_VID_MASK) << ARLTBL_VID_S; |
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*fwd_entry = ent->port & ARLTBL_DATA_PORT_ID_MASK; |
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if (ent->is_valid) |
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*fwd_entry |= ARLTBL_VALID; |
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if (ent->is_static) |
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*fwd_entry |= ARLTBL_STATIC; |
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if (ent->is_age) |
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*fwd_entry |= ARLTBL_AGE; |
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} |
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#ifdef CONFIG_BCM47XX |
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#include <linux/bcm47xx_nvram.h> |
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#include <bcm47xx_board.h> |
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static inline int b53_switch_get_reset_gpio(struct b53_device *dev) |
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{ |
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enum bcm47xx_board board = bcm47xx_board_get(); |
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switch (board) { |
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case BCM47XX_BOARD_LINKSYS_WRT300NV11: |
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case BCM47XX_BOARD_LINKSYS_WRT310NV1: |
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return 8; |
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default: |
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return bcm47xx_nvram_gpio_pin("robo_reset"); |
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} |
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} |
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#else |
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static inline int b53_switch_get_reset_gpio(struct b53_device *dev) |
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{ |
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return -ENOENT; |
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} |
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#endif |
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/* Exported functions towards other drivers */ |
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void b53_imp_vlan_setup(struct dsa_switch *ds, int cpu_port); |
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int b53_configure_vlan(struct dsa_switch *ds); |
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void b53_get_strings(struct dsa_switch *ds, int port, u32 stringset, |
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uint8_t *data); |
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void b53_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *data); |
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int b53_get_sset_count(struct dsa_switch *ds, int port, int sset); |
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void b53_get_ethtool_phy_stats(struct dsa_switch *ds, int port, uint64_t *data); |
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int b53_br_join(struct dsa_switch *ds, int port, struct net_device *bridge); |
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void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *bridge); |
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void b53_br_set_stp_state(struct dsa_switch *ds, int port, u8 state); |
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void b53_br_fast_age(struct dsa_switch *ds, int port); |
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int b53_br_flags_pre(struct dsa_switch *ds, int port, |
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struct switchdev_brport_flags flags, |
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struct netlink_ext_ack *extack); |
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int b53_br_flags(struct dsa_switch *ds, int port, |
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struct switchdev_brport_flags flags, |
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struct netlink_ext_ack *extack); |
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int b53_set_mrouter(struct dsa_switch *ds, int port, bool mrouter, |
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struct netlink_ext_ack *extack); |
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int b53_setup_devlink_resources(struct dsa_switch *ds); |
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void b53_port_event(struct dsa_switch *ds, int port); |
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void b53_phylink_validate(struct dsa_switch *ds, int port, |
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unsigned long *supported, |
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struct phylink_link_state *state); |
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int b53_phylink_mac_link_state(struct dsa_switch *ds, int port, |
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struct phylink_link_state *state); |
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void b53_phylink_mac_config(struct dsa_switch *ds, int port, |
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unsigned int mode, |
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const struct phylink_link_state *state); |
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void b53_phylink_mac_an_restart(struct dsa_switch *ds, int port); |
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void b53_phylink_mac_link_down(struct dsa_switch *ds, int port, |
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unsigned int mode, |
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phy_interface_t interface); |
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void b53_phylink_mac_link_up(struct dsa_switch *ds, int port, |
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unsigned int mode, |
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phy_interface_t interface, |
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struct phy_device *phydev, |
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int speed, int duplex, |
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bool tx_pause, bool rx_pause); |
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int b53_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering, |
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struct netlink_ext_ack *extack); |
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int b53_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 b53_vlan_del(struct dsa_switch *ds, int port, |
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const struct switchdev_obj_port_vlan *vlan); |
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int b53_fdb_add(struct dsa_switch *ds, int port, |
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const unsigned char *addr, u16 vid); |
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int b53_fdb_del(struct dsa_switch *ds, int port, |
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const unsigned char *addr, u16 vid); |
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int b53_fdb_dump(struct dsa_switch *ds, int port, |
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dsa_fdb_dump_cb_t *cb, void *data); |
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int b53_mdb_add(struct dsa_switch *ds, int port, |
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const struct switchdev_obj_port_mdb *mdb); |
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int b53_mdb_del(struct dsa_switch *ds, int port, |
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const struct switchdev_obj_port_mdb *mdb); |
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int b53_mirror_add(struct dsa_switch *ds, int port, |
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struct dsa_mall_mirror_tc_entry *mirror, bool ingress); |
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enum dsa_tag_protocol b53_get_tag_protocol(struct dsa_switch *ds, int port, |
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enum dsa_tag_protocol mprot); |
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void b53_mirror_del(struct dsa_switch *ds, int port, |
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struct dsa_mall_mirror_tc_entry *mirror); |
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int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy); |
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void b53_disable_port(struct dsa_switch *ds, int port); |
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void b53_brcm_hdr_setup(struct dsa_switch *ds, int port); |
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void b53_eee_enable_set(struct dsa_switch *ds, int port, bool enable); |
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int b53_eee_init(struct dsa_switch *ds, int port, struct phy_device *phy); |
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int b53_get_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); |
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int b53_set_mac_eee(struct dsa_switch *ds, int port, struct ethtool_eee *e); |
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#endif
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