This source file includes following definitions.
- to_usbatm_driver_data
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10 #ifndef _USBATM_H_
11 #define _USBATM_H_
12
13 #include <linux/atm.h>
14 #include <linux/atmdev.h>
15 #include <linux/completion.h>
16 #include <linux/device.h>
17 #include <linux/kernel.h>
18 #include <linux/kref.h>
19 #include <linux/list.h>
20 #include <linux/stringify.h>
21 #include <linux/usb.h>
22 #include <linux/mutex.h>
23 #include <linux/ratelimit.h>
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29 #define usb_err(instance, format, arg...) \
30 dev_err(&(instance)->usb_intf->dev , format , ## arg)
31 #define usb_info(instance, format, arg...) \
32 dev_info(&(instance)->usb_intf->dev , format , ## arg)
33 #define usb_warn(instance, format, arg...) \
34 dev_warn(&(instance)->usb_intf->dev , format , ## arg)
35 #define usb_dbg(instance, format, arg...) \
36 dev_dbg(&(instance)->usb_intf->dev , format , ## arg)
37
38
39 #define atm_printk(level, instance, format, arg...) \
40 printk(level "ATM dev %d: " format , \
41 (instance)->atm_dev->number , ## arg)
42
43 #define atm_err(instance, format, arg...) \
44 atm_printk(KERN_ERR, instance , format , ## arg)
45 #define atm_info(instance, format, arg...) \
46 atm_printk(KERN_INFO, instance , format , ## arg)
47 #define atm_warn(instance, format, arg...) \
48 atm_printk(KERN_WARNING, instance , format , ## arg)
49 #define atm_dbg(instance, format, ...) \
50 pr_debug("ATM dev %d: " format, \
51 (instance)->atm_dev->number, ##__VA_ARGS__)
52 #define atm_rldbg(instance, format, ...) \
53 pr_debug_ratelimited("ATM dev %d: " format, \
54 (instance)->atm_dev->number, ##__VA_ARGS__)
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58 #define UDSL_SKIP_HEAVY_INIT (1<<0)
59 #define UDSL_USE_ISOC (1<<1)
60 #define UDSL_IGNORE_EILSEQ (1<<2)
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65 struct usbatm_data;
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73 struct usbatm_driver {
74 const char *driver_name;
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76
77 int (*bind) (struct usbatm_data *, struct usb_interface *,
78 const struct usb_device_id *id);
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81 int (*heavy_init) (struct usbatm_data *, struct usb_interface *);
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84 void (*unbind) (struct usbatm_data *, struct usb_interface *);
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87 int (*atm_start) (struct usbatm_data *, struct atm_dev *);
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90 void (*atm_stop) (struct usbatm_data *, struct atm_dev *);
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92 int bulk_in;
93 int isoc_in;
94 int bulk_out;
95
96 unsigned rx_padding;
97 unsigned tx_padding;
98 };
99
100 extern int usbatm_usb_probe(struct usb_interface *intf, const struct usb_device_id *id,
101 struct usbatm_driver *driver);
102 extern void usbatm_usb_disconnect(struct usb_interface *intf);
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104
105 struct usbatm_channel {
106 int endpoint;
107 unsigned int stride;
108 unsigned int buf_size;
109 unsigned int packet_size;
110 spinlock_t lock;
111 struct list_head list;
112 struct tasklet_struct tasklet;
113 struct timer_list delay;
114 struct usbatm_data *usbatm;
115 };
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119 struct usbatm_data {
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125 struct usbatm_driver *driver;
126 void *driver_data;
127 char driver_name[16];
128 unsigned int flags;
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131 struct usb_device *usb_dev;
132 struct usb_interface *usb_intf;
133 char description[64];
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136 struct atm_dev *atm_dev;
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142 struct kref refcount;
143 struct mutex serialize;
144 int disconnected;
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147 struct task_struct *thread;
148 struct completion thread_started;
149 struct completion thread_exited;
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152 struct list_head vcc_list;
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154 struct usbatm_channel rx_channel;
155 struct usbatm_channel tx_channel;
156
157 struct sk_buff_head sndqueue;
158 struct sk_buff *current_skb;
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160 struct usbatm_vcc_data *cached_vcc;
161 int cached_vci;
162 short cached_vpi;
163
164 unsigned char *cell_buf;
165 unsigned int buf_usage;
166
167 struct urb *urbs[0];
168 };
169
170 static inline void *to_usbatm_driver_data(struct usb_interface *intf)
171 {
172 struct usbatm_data *usbatm_instance;
173
174 if (intf == NULL)
175 return NULL;
176
177 usbatm_instance = usb_get_intfdata(intf);
178
179 if (usbatm_instance == NULL)
180 return NULL;
181
182 return usbatm_instance->driver_data;
183 }
184
185 #endif