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Diffstat (limited to 'drivers/net/usb/usbnet.h')
-rw-r--r--drivers/net/usb/usbnet.h202
1 files changed, 0 insertions, 202 deletions
diff --git a/drivers/net/usb/usbnet.h b/drivers/net/usb/usbnet.h
deleted file mode 100644
index 1fae4347e831..000000000000
--- a/drivers/net/usb/usbnet.h
+++ /dev/null
@@ -1,202 +0,0 @@
1/*
2 * USB Networking Link Interface
3 *
4 * Copyright (C) 2000-2005 by David Brownell <dbrownell@users.sourceforge.net>
5 * Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22
23#ifndef __USBNET_H
24#define __USBNET_H
25
26
27/* interface from usbnet core to each USB networking link we handle */
28struct usbnet {
29 /* housekeeping */
30 struct usb_device *udev;
31 struct usb_interface *intf;
32 struct driver_info *driver_info;
33 const char *driver_name;
34 wait_queue_head_t *wait;
35 struct mutex phy_mutex;
36 unsigned char suspend_count;
37
38 /* i/o info: pipes etc */
39 unsigned in, out;
40 struct usb_host_endpoint *status;
41 unsigned maxpacket;
42 struct timer_list delay;
43
44 /* protocol/interface state */
45 struct net_device *net;
46 struct net_device_stats stats;
47 int msg_enable;
48 unsigned long data [5];
49 u32 xid;
50 u32 hard_mtu; /* count any extra framing */
51 size_t rx_urb_size; /* size for rx urbs */
52 struct mii_if_info mii;
53
54 /* various kinds of pending driver work */
55 struct sk_buff_head rxq;
56 struct sk_buff_head txq;
57 struct sk_buff_head done;
58 struct urb *interrupt;
59 struct tasklet_struct bh;
60
61 struct work_struct kevent;
62 unsigned long flags;
63# define EVENT_TX_HALT 0
64# define EVENT_RX_HALT 1
65# define EVENT_RX_MEMORY 2
66# define EVENT_STS_SPLIT 3
67# define EVENT_LINK_RESET 4
68};
69
70static inline struct usb_driver *driver_of(struct usb_interface *intf)
71{
72 return to_usb_driver(intf->dev.driver);
73}
74
75/* interface from the device/framing level "minidriver" to core */
76struct driver_info {
77 char *description;
78
79 int flags;
80/* framing is CDC Ethernet, not writing ZLPs (hw issues), or optionally: */
81#define FLAG_FRAMING_NC 0x0001 /* guard against device dropouts */
82#define FLAG_FRAMING_GL 0x0002 /* genelink batches packets */
83#define FLAG_FRAMING_Z 0x0004 /* zaurus adds a trailer */
84#define FLAG_FRAMING_RN 0x0008 /* RNDIS batches, plus huge header */
85
86#define FLAG_NO_SETINT 0x0010 /* device can't set_interface() */
87#define FLAG_ETHER 0x0020 /* maybe use "eth%d" names */
88
89#define FLAG_FRAMING_AX 0x0040 /* AX88772/178 packets */
90
91 /* init device ... can sleep, or cause probe() failure */
92 int (*bind)(struct usbnet *, struct usb_interface *);
93
94 /* cleanup device ... can sleep, but can't fail */
95 void (*unbind)(struct usbnet *, struct usb_interface *);
96
97 /* reset device ... can sleep */
98 int (*reset)(struct usbnet *);
99
100 /* see if peer is connected ... can sleep */
101 int (*check_connect)(struct usbnet *);
102
103 /* for status polling */
104 void (*status)(struct usbnet *, struct urb *);
105
106 /* link reset handling, called from defer_kevent */
107 int (*link_reset)(struct usbnet *);
108
109 /* fixup rx packet (strip framing) */
110 int (*rx_fixup)(struct usbnet *dev, struct sk_buff *skb);
111
112 /* fixup tx packet (add framing) */
113 struct sk_buff *(*tx_fixup)(struct usbnet *dev,
114 struct sk_buff *skb, gfp_t flags);
115
116 /* for new devices, use the descriptor-reading code instead */
117 int in; /* rx endpoint */
118 int out; /* tx endpoint */
119
120 unsigned long data; /* Misc driver specific data */
121};
122
123/* Minidrivers are just drivers using the "usbnet" core as a powerful
124 * network-specific subroutine library ... that happens to do pretty
125 * much everything except custom framing and chip-specific stuff.
126 */
127extern int usbnet_probe(struct usb_interface *, const struct usb_device_id *);
128extern int usbnet_suspend (struct usb_interface *, pm_message_t );
129extern int usbnet_resume (struct usb_interface *);
130extern void usbnet_disconnect(struct usb_interface *);
131
132
133/* Drivers that reuse some of the standard USB CDC infrastructure
134 * (notably, using multiple interfaces according to the CDC
135 * union descriptor) get some helper code.
136 */
137struct cdc_state {
138 struct usb_cdc_header_desc *header;
139 struct usb_cdc_union_desc *u;
140 struct usb_cdc_ether_desc *ether;
141 struct usb_interface *control;
142 struct usb_interface *data;
143};
144
145extern int usbnet_generic_cdc_bind (struct usbnet *, struct usb_interface *);
146extern void usbnet_cdc_unbind (struct usbnet *, struct usb_interface *);
147
148/* CDC and RNDIS support the same host-chosen packet filters for IN transfers */
149#define DEFAULT_FILTER (USB_CDC_PACKET_TYPE_BROADCAST \
150 |USB_CDC_PACKET_TYPE_ALL_MULTICAST \
151 |USB_CDC_PACKET_TYPE_PROMISCUOUS \
152 |USB_CDC_PACKET_TYPE_DIRECTED)
153
154
155/* we record the state for each of our queued skbs */
156enum skb_state {
157 illegal = 0,
158 tx_start, tx_done,
159 rx_start, rx_done, rx_cleanup
160};
161
162struct skb_data { /* skb->cb is one of these */
163 struct urb *urb;
164 struct usbnet *dev;
165 enum skb_state state;
166 size_t length;
167};
168
169
170extern int usbnet_get_endpoints(struct usbnet *, struct usb_interface *);
171extern void usbnet_defer_kevent (struct usbnet *, int);
172extern void usbnet_skb_return (struct usbnet *, struct sk_buff *);
173extern void usbnet_unlink_rx_urbs(struct usbnet *);
174
175extern int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd);
176extern int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd);
177extern u32 usbnet_get_link (struct net_device *net);
178extern u32 usbnet_get_msglevel (struct net_device *);
179extern void usbnet_set_msglevel (struct net_device *, u32);
180extern void usbnet_get_drvinfo (struct net_device *, struct ethtool_drvinfo *);
181extern int usbnet_nway_reset(struct net_device *net);
182
183/* messaging support includes the interface name, so it must not be
184 * used before it has one ... notably, in minidriver bind() calls.
185 */
186#ifdef DEBUG
187#define devdbg(usbnet, fmt, arg...) \
188 printk(KERN_DEBUG "%s: " fmt "\n" , (usbnet)->net->name , ## arg)
189#else
190#define devdbg(usbnet, fmt, arg...) do {} while(0)
191#endif
192
193#define deverr(usbnet, fmt, arg...) \
194 printk(KERN_ERR "%s: " fmt "\n" , (usbnet)->net->name , ## arg)
195#define devwarn(usbnet, fmt, arg...) \
196 printk(KERN_WARNING "%s: " fmt "\n" , (usbnet)->net->name , ## arg)
197
198#define devinfo(usbnet, fmt, arg...) \
199 printk(KERN_INFO "%s: " fmt "\n" , (usbnet)->net->name , ## arg); \
200
201
202#endif /* __USBNET_H */
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