1 /*****************************************************************************/
3 * auerisdn.h -- Auerswald PBX/System Telephone ISDN interface.
5 * Copyright (C) 2002 Wolfgang Mües (wolfgang@iksw-muees.de)
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.
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.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
21 /*****************************************************************************/
26 #if (CONFIG_USB_AUERISDN || CONFIG_USB_AUERISDN_MODULE)
28 #include <linux/timer.h>
30 #include "auerisdn_b.h"
32 #define AUISDN_IPTIMEOUT (HZ * 60) /* IP Timeout is 40s */
38 struct auerscon dchannelservice; /* serving the D channel */
39 struct auerhisax *ahp; /* Reference to hisax interface */
40 unsigned int dc_activated; /* 1 if D-Channel is activated */
41 struct auerisdnbc bc[AUISDN_BCHANNELS]; /* B channel data */
42 unsigned int insize; /* Max. Block Size of Input INT */
43 unsigned int outsize; /* Max. Block Size of Output INT */
44 unsigned int outInterval; /* nr. of ms between INT OUT transfers */
45 struct urb *intbi_urbp; /* B channel Input Interrupt urb */
46 unsigned char *intbi_bufp; /* B channel Input data buffer */
47 unsigned int paketsize; /* Data size of the INT OUT pakets */
48 struct usb_device *usbdev; /* USB device handle */
49 unsigned int intbo_state; /* Status of INT OUT urb */
50 struct urb *intbo_urbp; /* B channel Output Interrupt urb */
51 unsigned char *intbo_bufp; /* B channel Output data buffer */
52 unsigned int intbo_index; /* Index of last served B channel */
53 unsigned int intbo_toggletimer; /* data toggle timer for 2 b channels */
54 unsigned int intbo_endp; /* grrr.. different on some devices */
55 struct timer_list dcopen_timer; /* Open D-channel once more later... */
59 struct hisax_d_if hisax_d_if; /* Hisax D-Channel interface */
60 struct hisax_b_if hisax_b_if[AUISDN_BCHANNELS]; /* Hisax B-channel interfaces */
61 struct auerswald *cp; /* Context to usb device */
62 unsigned int hisax_registered; /* 1 if registered at hisax interface */
63 unsigned char txseq; /* L2 emulation: tx sequence byte */
64 unsigned char rxseq; /* L2 emulation: rx sequence byte */
65 spinlock_t seq_lock; /* Lock sequence numbers */
66 unsigned long last_close; /* Time of last close in jiffies */
69 /* Function Prototypes */
70 void auerisdn_init_dev(struct auerswald *cp);
72 int auerisdn_probe(struct auerswald *cp);
74 void auerisdn_disconnect(struct auerswald *cp);
76 void auerisdn_init(void);
78 void auerisdn_cleanup(void);
80 #else /* no CONFIG_USB_AUERISDN */
86 /* Dummy ISDN functions */
87 #define auerisdn_init_dev( cp)
88 #define auerisdn_probe( cp) 0
89 #define auerisdn_disconnect( cp)
90 #define auerisdn_init()
91 #define auerisdn_cleanup()
92 #endif /* CONFIG_USB_AUERISDN */
94 #endif /* AUERISDN_H */