diff options
Diffstat (limited to 'drivers/net/usb/asix.h')
| -rw-r--r-- | drivers/net/usb/asix.h | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/drivers/net/usb/asix.h b/drivers/net/usb/asix.h new file mode 100644 index 000000000..74162190b --- /dev/null +++ b/drivers/net/usb/asix.h @@ -0,0 +1,256 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * ASIX AX8817X based USB 2.0 Ethernet Devices + * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com> + * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net> + * Copyright (C) 2006 James Painter <jamie.painter@iname.com> + * Copyright (c) 2002-2003 TiVo Inc. + */ + +#ifndef _ASIX_H +#define _ASIX_H + +// #define DEBUG // error path messages, extra info +// #define VERBOSE // more; success messages + +#include <linux/module.h> +#include <linux/kmod.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ethtool.h> +#include <linux/workqueue.h> +#include <linux/mii.h> +#include <linux/usb.h> +#include <linux/crc32.h> +#include <linux/usb/usbnet.h> +#include <linux/slab.h> +#include <linux/if_vlan.h> +#include <linux/phy.h> +#include <net/selftests.h> +#include <linux/phylink.h> + +#define DRIVER_VERSION "22-Dec-2011" +#define DRIVER_NAME "asix" + +/* ASIX AX8817X based USB 2.0 Ethernet Devices */ + +#define AX_CMD_SET_SW_MII 0x06 +#define AX_CMD_READ_MII_REG 0x07 +#define AX_CMD_WRITE_MII_REG 0x08 +#define AX_CMD_STATMNGSTS_REG 0x09 +#define AX_CMD_SET_HW_MII 0x0a +#define AX_CMD_READ_EEPROM 0x0b +#define AX_CMD_WRITE_EEPROM 0x0c +#define AX_CMD_WRITE_ENABLE 0x0d +#define AX_CMD_WRITE_DISABLE 0x0e +#define AX_CMD_READ_RX_CTL 0x0f +#define AX_CMD_WRITE_RX_CTL 0x10 +#define AX_CMD_READ_IPG012 0x11 +#define AX_CMD_WRITE_IPG0 0x12 +#define AX_CMD_WRITE_IPG1 0x13 +#define AX_CMD_READ_NODE_ID 0x13 +#define AX_CMD_WRITE_NODE_ID 0x14 +#define AX_CMD_WRITE_IPG2 0x14 +#define AX_CMD_WRITE_MULTI_FILTER 0x16 +#define AX88172_CMD_READ_NODE_ID 0x17 +#define AX_CMD_READ_PHY_ID 0x19 +#define AX_CMD_READ_MEDIUM_STATUS 0x1a +#define AX_CMD_WRITE_MEDIUM_MODE 0x1b +#define AX_CMD_READ_MONITOR_MODE 0x1c +#define AX_CMD_WRITE_MONITOR_MODE 0x1d +#define AX_CMD_READ_GPIOS 0x1e +#define AX_CMD_WRITE_GPIOS 0x1f +#define AX_CMD_SW_RESET 0x20 +#define AX_CMD_SW_PHY_STATUS 0x21 +#define AX_CMD_SW_PHY_SELECT 0x22 +#define AX_QCTCTRL 0x2A + +#define AX_CHIPCODE_MASK 0x70 +#define AX_AX88772_CHIPCODE 0x00 +#define AX_AX88772A_CHIPCODE 0x10 +#define AX_AX88772B_CHIPCODE 0x20 +#define AX_HOST_EN 0x01 + +#define AX_PHYSEL_PSEL 0x01 +#define AX_PHYSEL_SSMII 0 +#define AX_PHYSEL_SSEN 0x10 + +#define AX_PHY_SELECT_MASK (BIT(3) | BIT(2)) +#define AX_PHY_SELECT_INTERNAL 0 +#define AX_PHY_SELECT_EXTERNAL BIT(2) + +#define AX_MONITOR_MODE 0x01 +#define AX_MONITOR_LINK 0x02 +#define AX_MONITOR_MAGIC 0x04 +#define AX_MONITOR_HSFS 0x10 + +/* AX88172 Medium Status Register values */ +#define AX88172_MEDIUM_FD 0x02 +#define AX88172_MEDIUM_TX 0x04 +#define AX88172_MEDIUM_FC 0x10 +#define AX88172_MEDIUM_DEFAULT \ + ( AX88172_MEDIUM_FD | AX88172_MEDIUM_TX | AX88172_MEDIUM_FC ) + +#define AX_MCAST_FILTER_SIZE 8 +#define AX_MAX_MCAST 64 + +#define AX_SWRESET_CLEAR 0x00 +#define AX_SWRESET_RR 0x01 +#define AX_SWRESET_RT 0x02 +#define AX_SWRESET_PRTE 0x04 +#define AX_SWRESET_PRL 0x08 +#define AX_SWRESET_BZ 0x10 +#define AX_SWRESET_IPRL 0x20 +#define AX_SWRESET_IPPD 0x40 + +#define AX88772_IPG0_DEFAULT 0x15 +#define AX88772_IPG1_DEFAULT 0x0c +#define AX88772_IPG2_DEFAULT 0x12 + +/* AX88772 & AX88178 Medium Mode Register */ +#define AX_MEDIUM_PF 0x0080 +#define AX_MEDIUM_JFE 0x0040 +#define AX_MEDIUM_TFC 0x0020 +#define AX_MEDIUM_RFC 0x0010 +#define AX_MEDIUM_ENCK 0x0008 +#define AX_MEDIUM_AC 0x0004 +#define AX_MEDIUM_FD 0x0002 +#define AX_MEDIUM_GM 0x0001 +#define AX_MEDIUM_SM 0x1000 +#define AX_MEDIUM_SBP 0x0800 +#define AX_MEDIUM_PS 0x0200 +#define AX_MEDIUM_RE 0x0100 + +#define AX88178_MEDIUM_DEFAULT \ + (AX_MEDIUM_PS | AX_MEDIUM_FD | AX_MEDIUM_AC | \ + AX_MEDIUM_RFC | AX_MEDIUM_TFC | AX_MEDIUM_JFE | \ + AX_MEDIUM_RE) + +#define AX88772_MEDIUM_DEFAULT \ + (AX_MEDIUM_FD | AX_MEDIUM_PS | \ + AX_MEDIUM_AC | AX_MEDIUM_RE) + +/* AX88772 & AX88178 RX_CTL values */ +#define AX_RX_CTL_SO 0x0080 +#define AX_RX_CTL_AP 0x0020 +#define AX_RX_CTL_AM 0x0010 +#define AX_RX_CTL_AB 0x0008 +#define AX_RX_CTL_SEP 0x0004 +#define AX_RX_CTL_AMALL 0x0002 +#define AX_RX_CTL_PRO 0x0001 +#define AX_RX_CTL_MFB_2048 0x0000 +#define AX_RX_CTL_MFB_4096 0x0100 +#define AX_RX_CTL_MFB_8192 0x0200 +#define AX_RX_CTL_MFB_16384 0x0300 + +#define AX_DEFAULT_RX_CTL (AX_RX_CTL_SO | AX_RX_CTL_AB) + +/* GPIO 0 .. 2 toggles */ +#define AX_GPIO_GPO0EN 0x01 /* GPIO0 Output enable */ +#define AX_GPIO_GPO_0 0x02 /* GPIO0 Output value */ +#define AX_GPIO_GPO1EN 0x04 /* GPIO1 Output enable */ +#define AX_GPIO_GPO_1 0x08 /* GPIO1 Output value */ +#define AX_GPIO_GPO2EN 0x10 /* GPIO2 Output enable */ +#define AX_GPIO_GPO_2 0x20 /* GPIO2 Output value */ +#define AX_GPIO_RESERVED 0x40 /* Reserved */ +#define AX_GPIO_RSE 0x80 /* Reload serial EEPROM */ + +#define AX_EEPROM_MAGIC 0xdeadbeef +#define AX_EEPROM_LEN 0x200 + +#define AX_EMBD_PHY_ADDR 0x10 + +/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */ +struct asix_data { + u8 multi_filter[AX_MCAST_FILTER_SIZE]; + u8 mac_addr[ETH_ALEN]; + u8 phymode; + u8 ledmode; + u8 res; +}; + +struct asix_rx_fixup_info { + struct sk_buff *ax_skb; + u32 header; + u16 remaining; + bool split_head; +}; + +struct asix_common_private { + void (*resume)(struct usbnet *dev); + void (*suspend)(struct usbnet *dev); + int (*reset)(struct usbnet *dev, int in_pm); + u16 presvd_phy_advertise; + u16 presvd_phy_bmcr; + struct asix_rx_fixup_info rx_fixup_info; + struct mii_bus *mdio; + struct phy_device *phydev; + struct phy_device *phydev_int; + struct phylink *phylink; + struct phylink_config phylink_config; + u16 phy_addr; + bool embd_phy; + u8 chipcode; +}; + +extern const struct driver_info ax88172a_info; + +/* ASIX specific flags */ +#define FLAG_EEPROM_MAC (1UL << 0) /* init device MAC from eeprom */ + +int __must_check asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, + u16 size, void *data, int in_pm); + +int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, + u16 size, void *data, int in_pm); + +void asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, + u16 index, u16 size, void *data); + +int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, + struct asix_rx_fixup_info *rx); +int asix_rx_fixup_common(struct usbnet *dev, struct sk_buff *skb); +void asix_rx_fixup_common_free(struct asix_common_private *dp); + +struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, + gfp_t flags); + +int asix_read_phy_addr(struct usbnet *dev, bool internal); + +int asix_sw_reset(struct usbnet *dev, u8 flags, int in_pm); + +u16 asix_read_rx_ctl(struct usbnet *dev, int in_pm); +int asix_write_rx_ctl(struct usbnet *dev, u16 mode, int in_pm); + +u16 asix_read_medium_status(struct usbnet *dev, int in_pm); +int asix_write_medium_mode(struct usbnet *dev, u16 mode, int in_pm); +void asix_adjust_link(struct net_device *netdev); + +int asix_write_gpio(struct usbnet *dev, u16 value, int sleep, int in_pm); + +void asix_set_multicast(struct net_device *net); + +int asix_mdio_read(struct net_device *netdev, int phy_id, int loc); +void asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val); + +int asix_mdio_bus_read(struct mii_bus *bus, int phy_id, int regnum); +int asix_mdio_bus_write(struct mii_bus *bus, int phy_id, int regnum, u16 val); + +int asix_mdio_read_nopm(struct net_device *netdev, int phy_id, int loc); +void asix_mdio_write_nopm(struct net_device *netdev, int phy_id, int loc, + int val); + +void asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo); +int asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo); + +int asix_get_eeprom_len(struct net_device *net); +int asix_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, + u8 *data); +int asix_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, + u8 *data); + +void asix_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info); + +int asix_set_mac_address(struct net_device *net, void *p); + +#endif /* _ASIX_H */ |