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

• Lines: 173
• Date: 2003-06-13 07:51:36.000000000 -0700
• Orig file: linux-2.4.20/drivers/usb/auermain.h
• Orig date: 1969-12-31 16:00:00.000000000 -0800

diff -urN linux-2.4.20/drivers/usb/auermain.h linux-2.4.21/drivers/usb/auermain.h
@@ -0,0 +1,172 @@
+/*****************************************************************************/
+/*
+ *      auermain.h  --  Auerswald PBX/System Telephone usb driver.
+ *
+ *      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 AUERMAIN_H
+#define AUERMAIN_H
+
+#include <linux/devfs_fs_kernel.h>
+#include <linux/usb.h>
+#include "auerchain.h"
+#include "auerbuf.h"
+#include "auerserv.h"
+#include "auerisdn.h"
+
+/*-------------------------------------------------------------------*/
+/* Private declarations for Auerswald USB driver                     */
+
+/* Auerswald Vendor ID */
+#define ID_AUERSWALD  	0x09BF
+
+#ifndef AUER_MINOR_BASE		/* allow external override */
+#define AUER_MINOR_BASE	112	/* auerswald driver minor number */
+#endif
+
+/* we can have up to this number of device plugged in at once */
+#define AUER_MAX_DEVICES 16
+
+/* prefix for the device descriptors in /dev/usb */
+#define AU_PREFIX	"auer"
+
+/* Number of read buffers for each device */
+#define AU_RBUFFERS     10
+
+/* Number of chain elements for each control chain */
+#define AUCH_ELEMENTS   20
+
+/* Number of retries in communication */
+#define AU_RETRIES	10
+
+/*-------------------------------------------------------------------*/
+/* vendor specific protocol                                          */
+/* Header Byte */
+#define AUH_INDIRMASK   0x80	/* mask for direct/indirect bit */
+#define AUH_DIRECT      0x00	/* data is for USB device */
+#define AUH_INDIRECT    0x80	/* USB device is relay */
+
+#define AUH_SPLITMASK   0x40	/* mask for split bit */
+#define AUH_UNSPLIT     0x00	/* data block is full-size */
+#define AUH_SPLIT       0x40	/* data block is part of a larger one,
+				   split-byte follows */
+#define AUH_SYNC	0x40	/* Sync to start of HDLC frame for B1,B2 */
+
+#define AUH_TYPEMASK    0x3F	/* mask for type of data transfer */
+#define AUH_TYPESIZE    0x40	/* different types */
+#define AUH_DCHANNEL    0x00	/* D channel data */
+#define AUH_B1CHANNEL   0x01	/* B1 channel transparent */
+#define AUH_B2CHANNEL   0x02	/* B2 channel transparent */
+/*                0x03..0x0F       reserved for driver internal use */
+#define AUH_COMMAND     0x10	/* Command channel */
+#define AUH_BPROT       0x11	/* Configuration block protocol */
+#define AUH_DPROTANA    0x12	/* D channel protocol analyzer */
+#define AUH_TAPI        0x13	/* telephone api data (ATD) */
+/*                0x14..0x3F       reserved for other protocols */
+#define AUH_UNASSIGNED  0xFF	/* if char device has no assigned service */
+#define AUH_FIRSTUSERCH 0x11	/* first channel which is available for driver users */
+
+#define AUH_SIZE	1	/* Size of Header Byte */
+
+/* Split Byte. Only present if split bit in header byte set.*/
+#define AUS_STARTMASK   0x80	/* mask for first block of splitted frame */
+#define AUS_FIRST       0x80	/* first block */
+#define AUS_FOLLOW      0x00	/* following block */
+
+#define AUS_ENDMASK     0x40	/* mask for last block of splitted frame */
+#define AUS_END         0x40	/* last block */
+#define AUS_NOEND       0x00	/* not the last block */
+
+#define AUS_LENMASK     0x3F	/* mask for block length information */
+
+/* Request types */
+#define AUT_RREQ        (USB_DIR_IN  | USB_TYPE_VENDOR | USB_RECIP_OTHER)	/* Read Request */
+#define AUT_WREQ        (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER)	/* Write Request */
+
+/* Vendor Requests */
+#define AUV_GETINFO     0x00	/* GetDeviceInfo */
+#define AUV_WBLOCK      0x01	/* Write Block */
+#define AUV_RBLOCK      0x02	/* Read Block */
+#define AUV_CHANNELCTL  0x03	/* Channel Control */
+#define AUV_DUMMY	0x04	/* Dummy Out for retry */
+
+/* Device Info Types */
+#define AUDI_NUMBCH     0x0000	/* Number of supported B channels */
+#define AUDI_OUTFSIZE   0x0001	/* Size of OUT B channel fifos */
+#define AUDI_MBCTRANS   0x0002	/* max. Blocklength of control transfer */
+
+/* Interrupt endpoint definitions */
+#define AU_IRQENDP      1	/* Endpoint number */
+#define AU_IRQCMDID     16	/* Command-block ID */
+#define AU_BLOCKRDY     0	/* Command: Block data ready on ctl endpoint */
+#define AU_IRQMINSIZE	5	/* Nr. of bytes decoded in this driver */
+
+/* B channel Interrupt endpoint definitions */
+#define AU_IRQENDPBI	2	/* Input Endpoint number */
+#define AU_IRQENDPBO	3	/* Output Endpoint number for 4410, 2206 */
+#define AU_IRQENDPBO_2	2	/* Output Endpoint number for 2104 */
+
+/* Device String Descriptors */
+#define AUSI_VENDOR   	1	/* "Auerswald GmbH & Co. KG" */
+#define AUSI_DEVICE   	2	/* Name of the Device */
+#define AUSI_SERIALNR 	3	/* Serial Number */
+#define AUSI_MSN      	4	/* "MSN ..." (first) Multiple Subscriber Number */
+
+#define AUSI_DLEN	100	/* Max. Length of Device Description */
+
+#define AUV_RETRY	0x101	/* First Firmware version which can do control retries */
+
+/* ...................................................................*/
+/* USB device context */
+struct auerswald {
+	struct semaphore mutex;		/* protection in user context */
+	char name[16];			/* name of the /dev/usb entry */
+	unsigned int dtindex;		/* index in the device table */
+	devfs_handle_t devfs;		/* devfs device node */
+	struct usb_device *usbdev;	/* USB device handle */
+	int open_count;			/* count the number of open character channels */
+	char dev_desc[AUSI_DLEN];	/* for storing a textual description */
+	unsigned int maxControlLength;	/* max. Length of control paket (without header) */
+	struct urb *inturbp;		/* interrupt urb */
+	char *intbufp;			/* data buffer for interrupt urb */
+	unsigned int irqsize;		/* size of interrupt endpoint 1 */
+	struct auerchain controlchain;	/* for chaining of control messages */
+	struct auerbufctl bufctl;	/* Buffer control for control transfers */
+	struct auerscon *services[AUH_TYPESIZE];/* context pointers for each service */
+	unsigned int version;		/* Version of the device */
+	wait_queue_head_t bufferwait;	/* wait for a control buffer */
+	volatile unsigned int disconnecting;/* 1: removal in progress */
+	struct auerisdn isdn;		/* ISDN-Related parameters */
+};
+
+/* array of pointers to our devices that are currently connected */
+extern struct auerswald *auerdev_table[AUER_MAX_DEVICES];
+
+/* lock to protect the auerdev_table structure */
+extern struct semaphore auerdev_table_mutex;
+
+void auerswald_removeservice(struct auerswald *cp, struct auerscon *scp);
+
+int auerswald_addservice(struct auerswald *cp, struct auerscon *scp);
+
+void auerchar_ctrlwrite_complete(struct urb *urb);
+
+void auerswald_delete(struct auerswald *cp);
+
+#endif	/* AUERMAIN_H */