patch-2.4.21 linux-2.4.21/drivers/usb/auerisdn_b.h

• Lines: 67
• Date: 2003-06-13 07:51:36.000000000 -0700
• Orig file: linux-2.4.20/drivers/usb/auerisdn_b.h
• Orig date: 1969-12-31 16:00:00.000000000 -0800

diff -urN linux-2.4.20/drivers/usb/auerisdn_b.h linux-2.4.21/drivers/usb/auerisdn_b.h
@@ -0,0 +1,66 @@
+/*****************************************************************************/
+/*
+ *      auerisdn_b.h  --  Auerswald PBX/System Telephone ISDN B channel interface.
+ *
+ *      Copyright (C) 2002  Wolfgang Mües (wolfgang@iksw-muees.de)
+ *
+ *      This program is free software; you can redistribute it and/or modify
+ *      it under the terms of the GNU General Public License as published by
+ *      the Free Software Foundation; either version 2 of the License, or
+ *      (at your option) any later version.
+ *
+ *      This program is distributed in the hope that it will be useful,
+ *      but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *      GNU General Public License for more details.
+ *
+ *      You should have received a copy of the GNU General Public License
+ *      along with this program; if not, write to the Free Software
+ *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+ /*****************************************************************************/
+
+#ifndef AUERISDN_B_H
+#define AUERISDN_B_H
+
+#include <../drivers/isdn/hisax/hisax_if.h>
+#include <linux/skbuff.h>
+#include "auerbuf.h"
+#include <../drivers/isdn/hisax/isdnhdlc.h>
+
+#define AUISDN_RXSIZE	4096	/* RX buffer size */
+#define AUISDN_BCHANNELS   2	/* Number of supported B channels */
+
+/* states for intbo_state */
+#define INTBOS_IDLE	0
+#define INTBOS_RUNNING	1
+#define INTBOS_CHANGE 	2
+#define INTBOS_RESTART	3
+
+/* ...................................................................*/
+/* B channel state data */
+struct auerswald;
+struct auerisdnbc {
+	struct auerswald *cp;	/* Context to usb device */
+	struct sk_buff *txskb;	/* sk buff to transmitt */
+	spinlock_t txskb_lock;	/* protect against races */
+	unsigned int mode;	/* B-channel mode */
+	unsigned int channel;	/* Number of this B-channel */
+	unsigned int ofsize;	/* Size of device OUT fifo in Bytes */
+	int txfree;		/* free bytes in tx buffer of device */
+	unsigned int txsize;	/* size of data paket for this channel */
+	unsigned char *rxbuf;	/* Receiver input buffer */
+	struct isdnhdlc_vars inp_hdlc_state;	/* state for RX software HDLC */
+	struct isdnhdlc_vars outp_hdlc_state;	/* state for TX software HDLC */
+	unsigned int lastbyte;	/* last byte sent out to trans. B channel */
+};
+
+/* Function Prototypes */
+void auerisdn_b_l2l1(struct hisax_if *ifc, int pr, void *arg,
+		     unsigned int channel);
+void auerisdn_b_l1l2(struct auerisdnbc *bc, int pr, void *arg);
+
+void auerisdn_intbi_complete(struct urb *urb);
+unsigned int auerisdn_b_disconnect(struct auerswald *cp);
+
+#endif	/* AUERISDN_B_H */