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1/*
2 * ASIX AX8817X based USB 2.0 Ethernet Devices
3 * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
4 * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
5 * Copyright (C) 2006 James Painter <jamie.painter@iname.com>
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
19 * along with this program; if not, see <http://www.gnu.org/licenses/>.
20 */
21
22#ifndef _ASIX_H
23#define _ASIX_H
24
25// #define DEBUG // error path messages, extra info
26// #define VERBOSE // more; success messages
27
28#include <linux/module.h>
29#include <linux/kmod.h>
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>
37#include <linux/usb/usbnet.h>
38#include <linux/slab.h>
39#include <linux/if_vlan.h>
40
41#define DRIVER_VERSION "22-Dec-2011"
42#define DRIVER_NAME "asix"
43
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
54#define AX_CMD_READ_RX_CTL 0x0f
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
59#define AX_CMD_READ_NODE_ID 0x13
60#define AX_CMD_WRITE_NODE_ID 0x14
61#define AX_CMD_WRITE_IPG2 0x14
62#define AX_CMD_WRITE_MULTI_FILTER 0x16
63#define AX88172_CMD_READ_NODE_ID 0x17
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
69#define AX_CMD_READ_GPIOS 0x1e
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
74
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
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 */
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 )
90
91#define AX_MCAST_FILTER_SIZE 8
92#define AX_MAX_MCAST 64
93
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
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 | \
124 AX_MEDIUM_RE)
125
126#define AX88772_MEDIUM_DEFAULT \
127 (AX_MEDIUM_FD | AX_MEDIUM_RFC | \
128 AX_MEDIUM_TFC | AX_MEDIUM_PS | \
129 AX_MEDIUM_AC | AX_MEDIUM_RE)
130
131/* AX88772 & AX88178 RX_CTL values */
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)
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
157#define AX_EEPROM_LEN 0x200
158
159/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
160struct asix_data {
161 u8 multi_filter[AX_MCAST_FILTER_SIZE];
162 u8 mac_addr[ETH_ALEN];
163 u8 phymode;
164 u8 ledmode;
165 u8 res;
166};
167
168struct asix_rx_fixup_info {
169 struct sk_buff *ax_skb;
170 u32 header;
171 u16 size;
172 bool split_head;
173};
174
175struct asix_common_private {
176 struct asix_rx_fixup_info rx_fixup_info;
177};
178
179extern const struct driver_info ax88172a_info;
180
181/* ASIX specific flags */
182#define FLAG_EEPROM_MAC (1UL << 0) /* init device MAC from eeprom */
183
184int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
185 u16 size, void *data);
186
187int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
188 u16 size, void *data);
189
190void asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value,
191 u16 index, u16 size, void *data);
192
193int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb,
194 struct asix_rx_fixup_info *rx);
195int asix_rx_fixup_common(struct usbnet *dev, struct sk_buff *skb);
196
197struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
198 gfp_t flags);
199
200int asix_set_sw_mii(struct usbnet *dev);
201int asix_set_hw_mii(struct usbnet *dev);
202
203int asix_read_phy_addr(struct usbnet *dev, int internal);
204int asix_get_phy_addr(struct usbnet *dev);
205
206int asix_sw_reset(struct usbnet *dev, u8 flags);
207
208u16 asix_read_rx_ctl(struct usbnet *dev);
209int asix_write_rx_ctl(struct usbnet *dev, u16 mode);
210
211u16 asix_read_medium_status(struct usbnet *dev);
212int asix_write_medium_mode(struct usbnet *dev, u16 mode);
213
214int asix_write_gpio(struct usbnet *dev, u16 value, int sleep);
215
216void asix_set_multicast(struct net_device *net);
217
218int asix_mdio_read(struct net_device *netdev, int phy_id, int loc);
219void asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val);
220
221void asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo);
222int asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo);
223
224int asix_get_eeprom_len(struct net_device *net);
225int asix_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom,
226 u8 *data);
227int asix_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom,
228 u8 *data);
229
230void asix_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info);
231
232int asix_set_mac_address(struct net_device *net, void *p);
233
234#endif /* _ASIX_H */
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * ASIX AX8817X based USB 2.0 Ethernet Devices
4 * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
5 * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
6 * Copyright (C) 2006 James Painter <jamie.painter@iname.com>
7 * Copyright (c) 2002-2003 TiVo Inc.
8 */
9
10#ifndef _ASIX_H
11#define _ASIX_H
12
13// #define DEBUG // error path messages, extra info
14// #define VERBOSE // more; success messages
15
16#include <linux/module.h>
17#include <linux/kmod.h>
18#include <linux/netdevice.h>
19#include <linux/etherdevice.h>
20#include <linux/ethtool.h>
21#include <linux/workqueue.h>
22#include <linux/mii.h>
23#include <linux/usb.h>
24#include <linux/crc32.h>
25#include <linux/usb/usbnet.h>
26#include <linux/slab.h>
27#include <linux/if_vlan.h>
28
29#define DRIVER_VERSION "22-Dec-2011"
30#define DRIVER_NAME "asix"
31
32/* ASIX AX8817X based USB 2.0 Ethernet Devices */
33
34#define AX_CMD_SET_SW_MII 0x06
35#define AX_CMD_READ_MII_REG 0x07
36#define AX_CMD_WRITE_MII_REG 0x08
37#define AX_CMD_STATMNGSTS_REG 0x09
38#define AX_CMD_SET_HW_MII 0x0a
39#define AX_CMD_READ_EEPROM 0x0b
40#define AX_CMD_WRITE_EEPROM 0x0c
41#define AX_CMD_WRITE_ENABLE 0x0d
42#define AX_CMD_WRITE_DISABLE 0x0e
43#define AX_CMD_READ_RX_CTL 0x0f
44#define AX_CMD_WRITE_RX_CTL 0x10
45#define AX_CMD_READ_IPG012 0x11
46#define AX_CMD_WRITE_IPG0 0x12
47#define AX_CMD_WRITE_IPG1 0x13
48#define AX_CMD_READ_NODE_ID 0x13
49#define AX_CMD_WRITE_NODE_ID 0x14
50#define AX_CMD_WRITE_IPG2 0x14
51#define AX_CMD_WRITE_MULTI_FILTER 0x16
52#define AX88172_CMD_READ_NODE_ID 0x17
53#define AX_CMD_READ_PHY_ID 0x19
54#define AX_CMD_READ_MEDIUM_STATUS 0x1a
55#define AX_CMD_WRITE_MEDIUM_MODE 0x1b
56#define AX_CMD_READ_MONITOR_MODE 0x1c
57#define AX_CMD_WRITE_MONITOR_MODE 0x1d
58#define AX_CMD_READ_GPIOS 0x1e
59#define AX_CMD_WRITE_GPIOS 0x1f
60#define AX_CMD_SW_RESET 0x20
61#define AX_CMD_SW_PHY_STATUS 0x21
62#define AX_CMD_SW_PHY_SELECT 0x22
63#define AX_QCTCTRL 0x2A
64
65#define AX_CHIPCODE_MASK 0x70
66#define AX_AX88772_CHIPCODE 0x00
67#define AX_AX88772A_CHIPCODE 0x10
68#define AX_AX88772B_CHIPCODE 0x20
69#define AX_HOST_EN 0x01
70
71#define AX_PHYSEL_PSEL 0x01
72#define AX_PHYSEL_SSMII 0
73#define AX_PHYSEL_SSEN 0x10
74
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
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 */
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 )
90
91#define AX_MCAST_FILTER_SIZE 8
92#define AX_MAX_MCAST 64
93
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
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 | \
124 AX_MEDIUM_RE)
125
126#define AX88772_MEDIUM_DEFAULT \
127 (AX_MEDIUM_FD | AX_MEDIUM_RFC | \
128 AX_MEDIUM_TFC | AX_MEDIUM_PS | \
129 AX_MEDIUM_AC | AX_MEDIUM_RE)
130
131/* AX88772 & AX88178 RX_CTL values */
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)
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
157#define AX_EEPROM_LEN 0x200
158
159/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
160struct asix_data {
161 u8 multi_filter[AX_MCAST_FILTER_SIZE];
162 u8 mac_addr[ETH_ALEN];
163 u8 phymode;
164 u8 ledmode;
165 u8 res;
166};
167
168struct asix_rx_fixup_info {
169 struct sk_buff *ax_skb;
170 u32 header;
171 u16 remaining;
172 bool split_head;
173};
174
175struct asix_common_private {
176 void (*resume)(struct usbnet *dev);
177 void (*suspend)(struct usbnet *dev);
178 u16 presvd_phy_advertise;
179 u16 presvd_phy_bmcr;
180 struct asix_rx_fixup_info rx_fixup_info;
181};
182
183extern const struct driver_info ax88172a_info;
184
185/* ASIX specific flags */
186#define FLAG_EEPROM_MAC (1UL << 0) /* init device MAC from eeprom */
187
188int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
189 u16 size, void *data, int in_pm);
190
191int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
192 u16 size, void *data, int in_pm);
193
194void asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value,
195 u16 index, u16 size, void *data);
196
197int asix_rx_fixup_internal(struct usbnet *dev, struct sk_buff *skb,
198 struct asix_rx_fixup_info *rx);
199int asix_rx_fixup_common(struct usbnet *dev, struct sk_buff *skb);
200void asix_rx_fixup_common_free(struct asix_common_private *dp);
201
202struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
203 gfp_t flags);
204
205int asix_set_sw_mii(struct usbnet *dev, int in_pm);
206int asix_set_hw_mii(struct usbnet *dev, int in_pm);
207
208int asix_read_phy_addr(struct usbnet *dev, int internal);
209int asix_get_phy_addr(struct usbnet *dev);
210
211int asix_sw_reset(struct usbnet *dev, u8 flags, int in_pm);
212
213u16 asix_read_rx_ctl(struct usbnet *dev, int in_pm);
214int asix_write_rx_ctl(struct usbnet *dev, u16 mode, int in_pm);
215
216u16 asix_read_medium_status(struct usbnet *dev, int in_pm);
217int asix_write_medium_mode(struct usbnet *dev, u16 mode, int in_pm);
218
219int asix_write_gpio(struct usbnet *dev, u16 value, int sleep, int in_pm);
220
221void asix_set_multicast(struct net_device *net);
222
223int asix_mdio_read(struct net_device *netdev, int phy_id, int loc);
224void asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val);
225
226int asix_mdio_read_nopm(struct net_device *netdev, int phy_id, int loc);
227void asix_mdio_write_nopm(struct net_device *netdev, int phy_id, int loc,
228 int val);
229
230void asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo);
231int asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo);
232
233int asix_get_eeprom_len(struct net_device *net);
234int asix_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom,
235 u8 *data);
236int asix_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom,
237 u8 *data);
238
239void asix_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info);
240
241int asix_set_mac_address(struct net_device *net, void *p);
242
243#endif /* _ASIX_H */