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2e55cc72 DB |
1 | /* |
2 | * ASIX AX8817X based USB 2.0 Ethernet Devices | |
933a27d3 | 3 | * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com> |
2e55cc72 | 4 | * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net> |
933a27d3 | 5 | * Copyright (C) 2006 James Painter <jamie.painter@iname.com> |
2e55cc72 DB |
6 | * Copyright (c) 2002-2003 TiVo Inc. |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
9cb00073 | 19 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
2e55cc72 DB |
20 | */ |
21 | ||
607740bc CR |
22 | #ifndef _ASIX_H |
23 | #define _ASIX_H | |
24 | ||
2e55cc72 DB |
25 | // #define DEBUG // error path messages, extra info |
26 | // #define VERBOSE // more; success messages | |
27 | ||
2e55cc72 DB |
28 | #include <linux/module.h> |
29 | #include <linux/kmod.h> | |
2e55cc72 DB |
30 | #include <linux/netdevice.h> |
31 | #include <linux/etherdevice.h> | |
32 | #include <linux/ethtool.h> | |
33 | #include <linux/workqueue.h> | |
34 | #include <linux/mii.h> | |
35 | #include <linux/usb.h> | |
36 | #include <linux/crc32.h> | |
3692e94f | 37 | #include <linux/usb/usbnet.h> |
5a0e3ad6 | 38 | #include <linux/slab.h> |
9dae3100 | 39 | #include <linux/if_vlan.h> |
2e55cc72 | 40 | |
f87ce5b2 | 41 | #define DRIVER_VERSION "22-Dec-2011" |
83e1b918 | 42 | #define DRIVER_NAME "asix" |
933a27d3 | 43 | |
2e55cc72 DB |
44 | /* ASIX AX8817X based USB 2.0 Ethernet Devices */ |
45 | ||
46 | #define AX_CMD_SET_SW_MII 0x06 | |
47 | #define AX_CMD_READ_MII_REG 0x07 | |
48 | #define AX_CMD_WRITE_MII_REG 0x08 | |
49 | #define AX_CMD_SET_HW_MII 0x0a | |
50 | #define AX_CMD_READ_EEPROM 0x0b | |
51 | #define AX_CMD_WRITE_EEPROM 0x0c | |
52 | #define AX_CMD_WRITE_ENABLE 0x0d | |
53 | #define AX_CMD_WRITE_DISABLE 0x0e | |
933a27d3 | 54 | #define AX_CMD_READ_RX_CTL 0x0f |
2e55cc72 DB |
55 | #define AX_CMD_WRITE_RX_CTL 0x10 |
56 | #define AX_CMD_READ_IPG012 0x11 | |
57 | #define AX_CMD_WRITE_IPG0 0x12 | |
58 | #define AX_CMD_WRITE_IPG1 0x13 | |
933a27d3 | 59 | #define AX_CMD_READ_NODE_ID 0x13 |
7f29a3ba | 60 | #define AX_CMD_WRITE_NODE_ID 0x14 |
2e55cc72 DB |
61 | #define AX_CMD_WRITE_IPG2 0x14 |
62 | #define AX_CMD_WRITE_MULTI_FILTER 0x16 | |
933a27d3 | 63 | #define AX88172_CMD_READ_NODE_ID 0x17 |
2e55cc72 DB |
64 | #define AX_CMD_READ_PHY_ID 0x19 |
65 | #define AX_CMD_READ_MEDIUM_STATUS 0x1a | |
66 | #define AX_CMD_WRITE_MEDIUM_MODE 0x1b | |
67 | #define AX_CMD_READ_MONITOR_MODE 0x1c | |
68 | #define AX_CMD_WRITE_MONITOR_MODE 0x1d | |
933a27d3 | 69 | #define AX_CMD_READ_GPIOS 0x1e |
2e55cc72 DB |
70 | #define AX_CMD_WRITE_GPIOS 0x1f |
71 | #define AX_CMD_SW_RESET 0x20 | |
72 | #define AX_CMD_SW_PHY_STATUS 0x21 | |
73 | #define AX_CMD_SW_PHY_SELECT 0x22 | |
2e55cc72 | 74 | |
16626b0c CR |
75 | #define AX_PHY_SELECT_MASK (BIT(3) | BIT(2)) |
76 | #define AX_PHY_SELECT_INTERNAL 0 | |
77 | #define AX_PHY_SELECT_EXTERNAL BIT(2) | |
78 | ||
2e55cc72 DB |
79 | #define AX_MONITOR_MODE 0x01 |
80 | #define AX_MONITOR_LINK 0x02 | |
81 | #define AX_MONITOR_MAGIC 0x04 | |
82 | #define AX_MONITOR_HSFS 0x10 | |
83 | ||
84 | /* AX88172 Medium Status Register values */ | |
933a27d3 DH |
85 | #define AX88172_MEDIUM_FD 0x02 |
86 | #define AX88172_MEDIUM_TX 0x04 | |
87 | #define AX88172_MEDIUM_FC 0x10 | |
88 | #define AX88172_MEDIUM_DEFAULT \ | |
89 | ( AX88172_MEDIUM_FD | AX88172_MEDIUM_TX | AX88172_MEDIUM_FC ) | |
2e55cc72 DB |
90 | |
91 | #define AX_MCAST_FILTER_SIZE 8 | |
92 | #define AX_MAX_MCAST 64 | |
93 | ||
2e55cc72 DB |
94 | #define AX_SWRESET_CLEAR 0x00 |
95 | #define AX_SWRESET_RR 0x01 | |
96 | #define AX_SWRESET_RT 0x02 | |
97 | #define AX_SWRESET_PRTE 0x04 | |
98 | #define AX_SWRESET_PRL 0x08 | |
99 | #define AX_SWRESET_BZ 0x10 | |
100 | #define AX_SWRESET_IPRL 0x20 | |
101 | #define AX_SWRESET_IPPD 0x40 | |
102 | ||
103 | #define AX88772_IPG0_DEFAULT 0x15 | |
104 | #define AX88772_IPG1_DEFAULT 0x0c | |
105 | #define AX88772_IPG2_DEFAULT 0x12 | |
106 | ||
933a27d3 DH |
107 | /* AX88772 & AX88178 Medium Mode Register */ |
108 | #define AX_MEDIUM_PF 0x0080 | |
109 | #define AX_MEDIUM_JFE 0x0040 | |
110 | #define AX_MEDIUM_TFC 0x0020 | |
111 | #define AX_MEDIUM_RFC 0x0010 | |
112 | #define AX_MEDIUM_ENCK 0x0008 | |
113 | #define AX_MEDIUM_AC 0x0004 | |
114 | #define AX_MEDIUM_FD 0x0002 | |
115 | #define AX_MEDIUM_GM 0x0001 | |
116 | #define AX_MEDIUM_SM 0x1000 | |
117 | #define AX_MEDIUM_SBP 0x0800 | |
118 | #define AX_MEDIUM_PS 0x0200 | |
119 | #define AX_MEDIUM_RE 0x0100 | |
120 | ||
121 | #define AX88178_MEDIUM_DEFAULT \ | |
122 | (AX_MEDIUM_PS | AX_MEDIUM_FD | AX_MEDIUM_AC | \ | |
123 | AX_MEDIUM_RFC | AX_MEDIUM_TFC | AX_MEDIUM_JFE | \ | |
83e1b918 | 124 | AX_MEDIUM_RE) |
2e55cc72 | 125 | |
933a27d3 DH |
126 | #define AX88772_MEDIUM_DEFAULT \ |
127 | (AX_MEDIUM_FD | AX_MEDIUM_RFC | \ | |
128 | AX_MEDIUM_TFC | AX_MEDIUM_PS | \ | |
83e1b918 | 129 | AX_MEDIUM_AC | AX_MEDIUM_RE) |
933a27d3 DH |
130 | |
131 | /* AX88772 & AX88178 RX_CTL values */ | |
83e1b918 GG |
132 | #define AX_RX_CTL_SO 0x0080 |
133 | #define AX_RX_CTL_AP 0x0020 | |
134 | #define AX_RX_CTL_AM 0x0010 | |
135 | #define AX_RX_CTL_AB 0x0008 | |
136 | #define AX_RX_CTL_SEP 0x0004 | |
137 | #define AX_RX_CTL_AMALL 0x0002 | |
138 | #define AX_RX_CTL_PRO 0x0001 | |
139 | #define AX_RX_CTL_MFB_2048 0x0000 | |
140 | #define AX_RX_CTL_MFB_4096 0x0100 | |
141 | #define AX_RX_CTL_MFB_8192 0x0200 | |
142 | #define AX_RX_CTL_MFB_16384 0x0300 | |
143 | ||
144 | #define AX_DEFAULT_RX_CTL (AX_RX_CTL_SO | AX_RX_CTL_AB) | |
933a27d3 DH |
145 | |
146 | /* GPIO 0 .. 2 toggles */ | |
147 | #define AX_GPIO_GPO0EN 0x01 /* GPIO0 Output enable */ | |
148 | #define AX_GPIO_GPO_0 0x02 /* GPIO0 Output value */ | |
149 | #define AX_GPIO_GPO1EN 0x04 /* GPIO1 Output enable */ | |
150 | #define AX_GPIO_GPO_1 0x08 /* GPIO1 Output value */ | |
151 | #define AX_GPIO_GPO2EN 0x10 /* GPIO2 Output enable */ | |
152 | #define AX_GPIO_GPO_2 0x20 /* GPIO2 Output value */ | |
153 | #define AX_GPIO_RESERVED 0x40 /* Reserved */ | |
154 | #define AX_GPIO_RSE 0x80 /* Reload serial EEPROM */ | |
155 | ||
156 | #define AX_EEPROM_MAGIC 0xdeadbeef | |
ceb02c91 | 157 | #define AX_EEPROM_LEN 0x200 |
933a27d3 | 158 | |
2e55cc72 | 159 | /* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */ |
48b1be6a | 160 | struct asix_data { |
2e55cc72 | 161 | u8 multi_filter[AX_MCAST_FILTER_SIZE]; |
7f29a3ba | 162 | u8 mac_addr[ETH_ALEN]; |
933a27d3 DH |
163 | u8 phymode; |
164 | u8 ledmode; | |
ceb02c91 | 165 | u8 res; |
2e55cc72 DB |
166 | }; |
167 | ||
8b5b6f54 LS |
168 | struct asix_rx_fixup_info { |
169 | struct sk_buff *ax_skb; | |
170 | u32 header; | |
7b0378f5 | 171 | u16 remaining; |
8b5b6f54 LS |
172 | bool split_head; |
173 | }; | |
174 | ||
175 | struct asix_common_private { | |
176 | struct asix_rx_fixup_info rx_fixup_info; | |
177 | }; | |
178 | ||
55d10a11 MB |
179 | extern const struct driver_info ax88172a_info; |
180 | ||
5620df65 LS |
181 | /* ASIX specific flags */ |
182 | #define FLAG_EEPROM_MAC (1UL << 0) /* init device MAC from eeprom */ | |
183 | ||
607740bc CR |
184 | int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
185 | u16 size, void *data); | |
933a27d3 | 186 | |
607740bc CR |
187 | int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
188 | u16 size, void *data); | |
933a27d3 | 189 | |
607740bc CR |
190 | void asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, |
191 | u16 index, u16 size, void *data); | |
933a27d3 | 192 | |
8b5b6f54 LS |
193 | int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb, |
194 | struct asix_rx_fixup_info *rx); | |
195 | int asix_rx_fixup_common(struct usbnet *dev, struct sk_buff *skb); | |
933a27d3 | 196 | |
607740bc CR |
197 | struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, |
198 | gfp_t flags); | |
933a27d3 | 199 | |
607740bc CR |
200 | int asix_set_sw_mii(struct usbnet *dev); |
201 | int asix_set_hw_mii(struct usbnet *dev); | |
933a27d3 | 202 | |
16626b0c | 203 | int asix_read_phy_addr(struct usbnet *dev, int internal); |
607740bc | 204 | int asix_get_phy_addr(struct usbnet *dev); |
933a27d3 | 205 | |
607740bc | 206 | int asix_sw_reset(struct usbnet *dev, u8 flags); |
933a27d3 | 207 | |
607740bc CR |
208 | u16 asix_read_rx_ctl(struct usbnet *dev); |
209 | int asix_write_rx_ctl(struct usbnet *dev, u16 mode); | |
933a27d3 | 210 | |
607740bc CR |
211 | u16 asix_read_medium_status(struct usbnet *dev); |
212 | int asix_write_medium_mode(struct usbnet *dev, u16 mode); | |
2e55cc72 | 213 | |
607740bc | 214 | int asix_write_gpio(struct usbnet *dev, u16 value, int sleep); |
933a27d3 | 215 | |
607740bc | 216 | void asix_set_multicast(struct net_device *net); |
933a27d3 | 217 | |
607740bc CR |
218 | int asix_mdio_read(struct net_device *netdev, int phy_id, int loc); |
219 | void asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val); | |
933a27d3 | 220 | |
607740bc CR |
221 | void asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo); |
222 | int asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo); | |
933a27d3 | 223 | |
607740bc CR |
224 | int asix_get_eeprom_len(struct net_device *net); |
225 | int asix_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, | |
226 | u8 *data); | |
cb7b24cd CR |
227 | int asix_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, |
228 | u8 *data); | |
2e55cc72 | 229 | |
607740bc | 230 | void asix_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info); |
2e55cc72 | 231 | |
607740bc | 232 | int asix_set_mac_address(struct net_device *net, void *p); |
2e55cc72 | 233 | |
607740bc | 234 | #endif /* _ASIX_H */ |