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@@ -1,11 +1,16 @@
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-/* Siemens Gigaset 307x driver
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+/*
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+ * Siemens Gigaset 307x driver
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* Common header file for all connection variants
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*
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* Written by Stefan Eilers <Eilers.Stefan@epost.de>
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* and Hansjoerg Lipp <hjlipp@web.de>
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*
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- * Version: $Id: gigaset.h,v 1.97.4.26 2006/02/04 18:28:16 hjlipp Exp $
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- * ===========================================================================
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+ * =====================================================================
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License as
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+ * published by the Free Software Foundation; either version 2 of
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+ * the License, or (at your option) any later version.
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+ * =====================================================================
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*/
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#ifndef GIGASET_H
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@@ -15,7 +20,6 @@
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#include <linux/kernel.h>
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#include <linux/compiler.h>
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#include <linux/types.h>
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-#include <asm/atomic.h>
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#include <linux/spinlock.h>
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#include <linux/isdnif.h>
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#include <linux/usb.h>
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@@ -27,21 +31,22 @@
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#include <linux/tty.h>
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#include <linux/tty_driver.h>
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#include <linux/list.h>
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+#include <asm/atomic.h>
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#define GIG_VERSION {0,5,0,0}
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#define GIG_COMPAT {0,4,0,0}
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-#define MAX_REC_PARAMS 10 /* Max. number of params in response string */
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-#define MAX_RESP_SIZE 512 /* Max. size of a response string */
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-#define HW_HDR_LEN 2 /* Header size used to store ack info */
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+#define MAX_REC_PARAMS 10 /* Max. number of params in response string */
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+#define MAX_RESP_SIZE 512 /* Max. size of a response string */
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+#define HW_HDR_LEN 2 /* Header size used to store ack info */
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-#define MAX_EVENTS 64 /* size of event queue */
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+#define MAX_EVENTS 64 /* size of event queue */
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#define RBUFSIZE 8192
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-#define SBUFSIZE 4096 /* sk_buff payload size */
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+#define SBUFSIZE 4096 /* sk_buff payload size */
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-#define MAX_BUF_SIZE (SBUFSIZE - 2) /* Max. size of a data packet from LL */
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-#define TRANSBUFSIZE 768 /* bytes per skb for transparent receive */
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+#define TRANSBUFSIZE 768 /* bytes per skb for transparent receive */
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+#define MAX_BUF_SIZE (SBUFSIZE - 2) /* Max. size of a data packet from LL */
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/* compile time options */
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#define GIG_MAJOR 0
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@@ -67,68 +72,108 @@
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#define MAXACT 3
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-#define IFNULL(a) if (unlikely(!(a)))
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-#define IFNULLRET(a) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); return; }
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-#define IFNULLRETVAL(a,b) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); return (b); }
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-#define IFNULLCONT(a) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); continue; }
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-#define IFNULLGOTO(a,b) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); goto b; }
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+#define IFNULL(a) \
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+ if (unlikely(!(a)))
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+
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+#define IFNULLRET(a) \
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+ if (unlikely(!(a))) { \
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+ err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \
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+ return; \
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+ }
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+
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+#define IFNULLRETVAL(a,b) \
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+ if (unlikely(!(a))) { \
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+ err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \
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+ return (b); \
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+ }
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+
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+#define IFNULLCONT(a) \
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+ if (unlikely(!(a))) { \
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+ err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \
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+ continue; \
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+ }
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+
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+#define IFNULLGOTO(a,b) \
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+ if (unlikely(!(a))) { \
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+ err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); \
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+ goto b; \
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+ }
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extern int gigaset_debuglevel; /* "needs" cast to (enum debuglevel) */
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-/* any combination of these can be given with the 'debug=' parameter to insmod, e.g.
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- * 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and DEBUG_INTR. */
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+/* any combination of these can be given with the 'debug=' parameter to insmod,
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+ * e.g. 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and
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+ * DEBUG_INTR.
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+ */
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enum debuglevel { /* up to 24 bits (atomic_t) */
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- DEBUG_REG = 0x0002, /* serial port I/O register operations */
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+ DEBUG_REG = 0x0002,/* serial port I/O register operations */
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DEBUG_OPEN = 0x0004, /* open/close serial port */
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DEBUG_INTR = 0x0008, /* interrupt processing */
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- DEBUG_INTR_DUMP = 0x0010, /* Activating hexdump debug output on interrupt
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- requests, not available as run-time option */
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+ DEBUG_INTR_DUMP = 0x0010, /* Activating hexdump debug output on
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+ interrupt requests, not available as
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+ run-time option */
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DEBUG_CMD = 0x00020, /* sent/received LL commands */
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DEBUG_STREAM = 0x00040, /* application data stream I/O events */
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DEBUG_STREAM_DUMP = 0x00080, /* application data stream content */
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DEBUG_LLDATA = 0x00100, /* sent/received LL data */
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- DEBUG_INTR_0 = 0x00200, /* serial port output interrupt processing */
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+ DEBUG_INTR_0 = 0x00200, /* serial port interrupt processing */
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DEBUG_DRIVER = 0x00400, /* driver structure */
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DEBUG_HDLC = 0x00800, /* M10x HDLC processing */
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DEBUG_WRITE = 0x01000, /* M105 data write */
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- DEBUG_TRANSCMD = 0x02000, /*AT-COMMANDS+RESPONSES*/
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- DEBUG_MCMD = 0x04000, /*COMMANDS THAT ARE SENT VERY OFTEN*/
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- DEBUG_INIT = 0x08000, /* (de)allocation+initialization of data structures */
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+ DEBUG_TRANSCMD = 0x02000, /* AT-COMMANDS+RESPONSES */
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+ DEBUG_MCMD = 0x04000, /* COMMANDS THAT ARE SENT VERY OFTEN */
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+ DEBUG_INIT = 0x08000, /* (de)allocation+initialization of data
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+ structures */
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DEBUG_LOCK = 0x10000, /* semaphore operations */
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DEBUG_OUTPUT = 0x20000, /* output to device */
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DEBUG_ISO = 0x40000, /* isochronous transfers */
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DEBUG_IF = 0x80000, /* character device operations */
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- DEBUG_USBREQ = 0x100000, /* USB communication (except payload data) */
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- DEBUG_LOCKCMD = 0x200000, /* AT commands and responses when MS_LOCKED */
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+ DEBUG_USBREQ = 0x100000, /* USB communication (except payload
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+ data) */
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+ DEBUG_LOCKCMD = 0x200000, /* AT commands and responses when
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+ MS_LOCKED */
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- DEBUG_ANY = 0x3fffff, /* print message if any of the others is activated */
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+ DEBUG_ANY = 0x3fffff, /* print message if any of the others is
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+ activated */
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};
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#ifdef CONFIG_GIGASET_DEBUG
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#define DEBUG_DEFAULT (DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ)
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-//#define DEBUG_DEFAULT (DEBUG_LOCK | DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUF_IF | DEBUG_DRIVER | DEBUG_OUTPUT | DEBUG_INTR)
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#else
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#define DEBUG_DEFAULT 0
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#endif
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-/* redefine syslog macros to prepend module name instead of entire source path */
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-/* The space before the comma in ", ##" is needed by gcc 2.95 */
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+/* redefine syslog macros to prepend module name instead of entire
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+ * source path */
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#undef info
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-#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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+#define info(format, arg...) \
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+ printk(KERN_INFO "%s: " format "\n", \
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+ THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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#undef notice
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-#define notice(format, arg...) printk(KERN_NOTICE "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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+#define notice(format, arg...) \
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+ printk(KERN_NOTICE "%s: " format "\n", \
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+ THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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#undef warn
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-#define warn(format, arg...) printk(KERN_WARNING "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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+#define warn(format, arg...) \
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+ printk(KERN_WARNING "%s: " format "\n", \
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+ THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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#undef err
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-#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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+#define err(format, arg...) \
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+ printk(KERN_ERR "%s: " format "\n", \
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+ THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
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#undef dbg
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#ifdef CONFIG_GIGASET_DEBUG
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-#define dbg(level, format, arg...) do { if (unlikely(((enum debuglevel)gigaset_debuglevel) & (level))) \
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- printk(KERN_DEBUG "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg); } while (0)
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+#define dbg(level, format, arg...) \
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+ do { \
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+ if (unlikely(((enum debuglevel)gigaset_debuglevel) & (level))) \
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+ printk(KERN_DEBUG "%s: " format "\n", \
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+ THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" \
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+ , ## arg); \
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+ } while (0)
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#else
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#define dbg(level, format, arg...) do {} while (0)
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#endif
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@@ -148,13 +193,14 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
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#define ZSAU_UNKNOWN -1
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/* USB control transfer requests */
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-#define OUT_VENDOR_REQ (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
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-#define IN_VENDOR_REQ (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
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+#define OUT_VENDOR_REQ (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
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+#define IN_VENDOR_REQ (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
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/* int-in-events 3070 */
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#define HD_B1_FLOW_CONTROL 0x80
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#define HD_B2_FLOW_CONTROL 0x81
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-#define HD_RECEIVEATDATA_ACK (0x35) // 3070 // att: HD_RECEIVE>>AT<<DATA_ACK
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+#define HD_RECEIVEATDATA_ACK (0x35) // 3070
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+ // att: HD_RECEIVE>>AT<<DATA_ACK
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#define HD_READY_SEND_ATDATA (0x36) // 3070
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#define HD_OPEN_ATCHANNEL_ACK (0x37) // 3070
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#define HD_CLOSE_ATCHANNEL_ACK (0x38) // 3070
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@@ -181,17 +227,18 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
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#define HD_CLOSE_ATCHANNEL (0x29) // 3070
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/* USB frames for isochronous transfer */
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-#define BAS_FRAMETIME 1 /* number of milliseconds between frames */
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-#define BAS_NUMFRAMES 8 /* number of frames per URB */
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-#define BAS_MAXFRAME 16 /* allocated bytes per frame */
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-#define BAS_NORMFRAME 8 /* send size without flow control */
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-#define BAS_HIGHFRAME 10 /* " " with positive flow control */
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-#define BAS_LOWFRAME 5 /* " " with negative flow control */
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-#define BAS_CORRFRAMES 4 /* flow control multiplicator */
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-
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-#define BAS_INBUFSIZE (BAS_MAXFRAME * BAS_NUMFRAMES) /* size of isochronous input buffer per URB */
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-#define BAS_OUTBUFSIZE 4096 /* size of common isochronous output buffer */
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-#define BAS_OUTBUFPAD BAS_MAXFRAME /* size of pad area for isochronous output buffer */
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+#define BAS_FRAMETIME 1 /* number of milliseconds between frames */
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+#define BAS_NUMFRAMES 8 /* number of frames per URB */
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+#define BAS_MAXFRAME 16 /* allocated bytes per frame */
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+#define BAS_NORMFRAME 8 /* send size without flow control */
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+#define BAS_HIGHFRAME 10 /* " " with positive flow control */
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+#define BAS_LOWFRAME 5 /* " " with negative flow control */
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+#define BAS_CORRFRAMES 4 /* flow control multiplicator */
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+
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+#define BAS_INBUFSIZE (BAS_MAXFRAME * BAS_NUMFRAMES)
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+ /* size of isoc in buf per URB */
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+#define BAS_OUTBUFSIZE 4096 /* size of common isoc out buffer */
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+#define BAS_OUTBUFPAD BAS_MAXFRAME /* size of pad area for isoc out buf */
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#define BAS_INURBS 3
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#define BAS_OUTURBS 3
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@@ -207,40 +254,40 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
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#define AT_NUM 7
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/* variables in struct at_state_t */
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-#define VAR_ZSAU 0
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-#define VAR_ZDLE 1
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-#define VAR_ZVLS 2
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-#define VAR_ZCTP 3
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-#define VAR_NUM 4
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-
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-#define STR_NMBR 0
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-#define STR_ZCPN 1
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-#define STR_ZCON 2
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-#define STR_ZBC 3
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-#define STR_ZHLC 4
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-#define STR_NUM 5
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-
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-#define EV_TIMEOUT -105
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-#define EV_IF_VER -106
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-#define EV_PROC_CIDMODE -107
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-#define EV_SHUTDOWN -108
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-#define EV_START -110
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-#define EV_STOP -111
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-#define EV_IF_LOCK -112
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-#define EV_PROTO_L2 -113
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-#define EV_ACCEPT -114
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-#define EV_DIAL -115
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-#define EV_HUP -116
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-#define EV_BC_OPEN -117
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-#define EV_BC_CLOSED -118
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+#define VAR_ZSAU 0
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+#define VAR_ZDLE 1
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+#define VAR_ZVLS 2
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+#define VAR_ZCTP 3
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+#define VAR_NUM 4
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+
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+#define STR_NMBR 0
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+#define STR_ZCPN 1
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+#define STR_ZCON 2
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+#define STR_ZBC 3
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+#define STR_ZHLC 4
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+#define STR_NUM 5
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+
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+#define EV_TIMEOUT -105
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+#define EV_IF_VER -106
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+#define EV_PROC_CIDMODE -107
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+#define EV_SHUTDOWN -108
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+#define EV_START -110
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+#define EV_STOP -111
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+#define EV_IF_LOCK -112
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+#define EV_PROTO_L2 -113
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+#define EV_ACCEPT -114
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+#define EV_DIAL -115
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+#define EV_HUP -116
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+#define EV_BC_OPEN -117
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+#define EV_BC_CLOSED -118
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/* input state */
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-#define INS_command 0x0001
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-#define INS_DLE_char 0x0002
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-#define INS_byte_stuff 0x0004
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-#define INS_have_data 0x0008
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-#define INS_skip_frame 0x0010
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-#define INS_DLE_command 0x0020
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+#define INS_command 0x0001
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+#define INS_DLE_char 0x0002
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+#define INS_byte_stuff 0x0004
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+#define INS_have_data 0x0008
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+#define INS_skip_frame 0x0010
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+#define INS_DLE_command 0x0020
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#define INS_flag_hunt 0x0040
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/* channel state */
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@@ -248,27 +295,27 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
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#define CHS_B_UP 0x02
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#define CHS_NOTIFY_LL 0x04
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-#define ICALL_REJECT 0
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-#define ICALL_ACCEPT 1
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-#define ICALL_IGNORE 2
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+#define ICALL_REJECT 0
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+#define ICALL_ACCEPT 1
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+#define ICALL_IGNORE 2
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/* device state */
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-#define MS_UNINITIALIZED 0
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-#define MS_INIT 1
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-#define MS_LOCKED 2
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-#define MS_SHUTDOWN 3
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-#define MS_RECOVER 4
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-#define MS_READY 5
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+#define MS_UNINITIALIZED 0
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+#define MS_INIT 1
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+#define MS_LOCKED 2
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+#define MS_SHUTDOWN 3
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+#define MS_RECOVER 4
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+#define MS_READY 5
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/* mode */
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-#define M_UNKNOWN 0
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-#define M_CONFIG 1
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-#define M_UNIMODEM 2
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-#define M_CID 3
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+#define M_UNKNOWN 0
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+#define M_CONFIG 1
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+#define M_UNIMODEM 2
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+#define M_CID 3
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/* start mode */
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-#define SM_LOCKED 0
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-#define SM_ISDN 1 /* default */
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+#define SM_LOCKED 0
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+#define SM_ISDN 1 /* default */
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struct gigaset_ops;
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struct gigaset_driver;
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@@ -283,27 +330,26 @@ struct ser_bc_state;
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struct bas_bc_state;
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struct reply_t {
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- int resp_code; /* RSP_XXXX */
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- int min_ConState; /* <0 => ignore */
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- int max_ConState; /* <0 => ignore */
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- int parameter; /* e.g. ZSAU_XXXX <0: ignore*/
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- int new_ConState; /* <0 => ignore */
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- int timeout; /* >0 => *HZ; <=0 => TOUT_XXXX*/
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- int action[MAXACT]; /* ACT_XXXX */
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- char *command; /* NULL==none */
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+ int resp_code; /* RSP_XXXX */
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+ int min_ConState; /* <0 => ignore */
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+ int max_ConState; /* <0 => ignore */
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+ int parameter; /* e.g. ZSAU_XXXX <0: ignore*/
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+ int new_ConState; /* <0 => ignore */
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+ int timeout; /* >0 => *HZ; <=0 => TOUT_XXXX*/
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+ int action[MAXACT]; /* ACT_XXXX */
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+ char *command; /* NULL==none */
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};
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extern struct reply_t gigaset_tab_cid_m10x[];
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extern struct reply_t gigaset_tab_nocid_m10x[];
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struct inbuf_t {
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- unsigned char *rcvbuf; /* usb-gigaset receive buffer */
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+ unsigned char *rcvbuf; /* usb-gigaset receive buffer */
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struct bc_state *bcs;
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- struct cardstate *cs;
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- int inputstate;
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-
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- atomic_t head, tail;
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- unsigned char data[RBUFSIZE];
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+ struct cardstate *cs;
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+ int inputstate;
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+ atomic_t head, tail;
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+ unsigned char data[RBUFSIZE];
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};
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/* isochronous write buffer structure
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@@ -319,16 +365,19 @@ struct inbuf_t {
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* if writesem <= 0, data[write..read-1] is currently being written to
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* - idle contains the byte value to repeat when the end of valid data is
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* reached; if nextread==write (buffer contains no data to send), either the
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- * BAS_OUTBUFPAD bytes immediately before data[write] (if write>=BAS_OUTBUFPAD)
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- * or those of the pad area (if write<BAS_OUTBUFPAD) are also filled with that
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- * value
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- * - optionally, the following statistics on the buffer's usage can be collected:
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- * maxfill: maximum number of bytes occupied
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- * idlefills: number of times a frame of idle bytes is prepared
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- * emptygets: number of times the buffer was empty when a data frame was requested
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+ * BAS_OUTBUFPAD bytes immediately before data[write] (if
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+ * write>=BAS_OUTBUFPAD) or those of the pad area (if write<BAS_OUTBUFPAD)
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+ * are also filled with that value
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+ * - optionally, the following statistics on the buffer's usage can be
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+ * collected:
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+ * maxfill: maximum number of bytes occupied
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+ * idlefills: number of times a frame of idle bytes is prepared
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+ * emptygets: number of times the buffer was empty when a data frame was
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+ * requested
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* backtoback: number of times two data packets were entered into the buffer
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- * without intervening idle flags
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- * nakedback: set if no idle flags have been inserted since the last data packet
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+ * without intervening idle flags
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+ * nakedback: set if no idle flags have been inserted since the last data
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+ * packet
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*/
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struct isowbuf_t {
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atomic_t read;
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@@ -358,34 +407,28 @@ struct isow_urbctx_t {
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* it is currently assigned a B channel
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*/
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struct at_state_t {
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- struct list_head list;
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- int waiting;
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- int getstring;
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+ struct list_head list;
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+ int waiting;
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+ int getstring;
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atomic_t timer_index;
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unsigned long timer_expires;
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int timer_active;
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- unsigned int ConState; /* State of connection */
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- struct reply_t *replystruct;
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- int cid;
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- int int_var[VAR_NUM]; /* see VAR_XXXX */
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- char *str_var[STR_NUM]; /* see STR_XXXX */
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- unsigned pending_commands; /* see PC_XXXX */
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- atomic_t seq_index;
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-
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- struct cardstate *cs;
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- struct bc_state *bcs;
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+ unsigned int ConState; /* State of connection */
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+ struct reply_t *replystruct;
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+ int cid;
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+ int int_var[VAR_NUM]; /* see VAR_XXXX */
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+ char *str_var[STR_NUM]; /* see STR_XXXX */
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+ unsigned pending_commands; /* see PC_XXXX */
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+ atomic_t seq_index;
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+
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+ struct cardstate *cs;
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+ struct bc_state *bcs;
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};
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struct resp_type_t {
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unsigned char *response;
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- int resp_code; /* RSP_XXXX */
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- int type; /* RT_XXXX */
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-};
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-
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-struct prot_skb {
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- atomic_t empty;
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- struct semaphore *sem;
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- struct sk_buff *skb;
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+ int resp_code; /* RSP_XXXX */
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+ int type; /* RT_XXXX */
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};
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struct event_t {
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@@ -398,29 +441,29 @@ struct event_t {
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/* This buffer holds all information about the used B-Channel */
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struct bc_state {
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- struct sk_buff *tx_skb; /* Current transfer buffer to modem */
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- struct sk_buff_head squeue; /* B-Channel send Queue */
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+ struct sk_buff *tx_skb; /* Current transfer buffer to modem */
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+ struct sk_buff_head squeue; /* B-Channel send Queue */
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/* Variables for debugging .. */
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- int corrupted; /* Counter for corrupted packages */
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- int trans_down; /* Counter of packages (downstream) */
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- int trans_up; /* Counter of packages (upstream) */
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+ int corrupted; /* Counter for corrupted packages */
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+ int trans_down; /* Counter of packages (downstream) */
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+ int trans_up; /* Counter of packages (upstream) */
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struct at_state_t at_state;
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unsigned long rcvbytes;
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__u16 fcs;
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struct sk_buff *skb;
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- int inputstate; /* see INS_XXXX */
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+ int inputstate; /* see INS_XXXX */
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int channel;
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struct cardstate *cs;
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- unsigned chstate; /* bitmap (CHS_*) */
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+ unsigned chstate; /* bitmap (CHS_*) */
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int ignore;
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- unsigned proto2; /* Layer 2 protocol (ISDN_PROTO_L2_*) */
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- char *commands[AT_NUM]; /* see AT_XXXX */
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+ unsigned proto2; /* Layer 2 protocol (ISDN_PROTO_L2_*) */
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+ char *commands[AT_NUM]; /* see AT_XXXX */
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#ifdef CONFIG_GIGASET_DEBUG
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int emptycount;
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@@ -430,9 +473,9 @@ struct bc_state {
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/* hardware drivers */
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union {
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- struct ser_bc_state *ser; /* private data of serial hardware driver */
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- struct usb_bc_state *usb; /* private data of usb hardware driver */
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- struct bas_bc_state *bas;
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+ struct ser_bc_state *ser; /* serial hardware driver */
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+ struct usb_bc_state *usb; /* usb hardware driver (m105) */
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+ struct bas_bc_state *bas; /* usb hardware driver (base) */
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} hw;
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};
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@@ -443,22 +486,23 @@ struct cardstate {
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const struct gigaset_ops *ops;
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/* Stuff to handle communication */
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- //wait_queue_head_t initwait;
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wait_queue_head_t waitqueue;
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int waiting;
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- atomic_t mode; /* see M_XXXX */
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- atomic_t mstate; /* Modem state: see MS_XXXX */
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- /* only changed by the event layer */
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+ atomic_t mode; /* see M_XXXX */
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+ atomic_t mstate; /* Modem state: see MS_XXXX */
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+ /* only changed by the event layer */
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int cmd_result;
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int channels;
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- struct bc_state *bcs; /* Array of struct bc_state */
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+ struct bc_state *bcs; /* Array of struct bc_state */
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- int onechannel; /* data and commands transmitted in one stream (M10x) */
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+ int onechannel; /* data and commands transmitted in one
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+ stream (M10x) */
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spinlock_t lock;
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- struct at_state_t at_state; /* at_state_t for cid == 0 */
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- struct list_head temp_at_states; /* list of temporary "struct at_state_t"s without B channel */
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+ struct at_state_t at_state; /* at_state_t for cid == 0 */
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+ struct list_head temp_at_states;/* list of temporary "struct
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+ at_state_t"s without B channel */
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struct inbuf_t *inbuf;
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@@ -474,36 +518,47 @@ struct cardstate {
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unsigned fwver[4];
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int gotfwver;
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- atomic_t running; /* !=0 if events are handled */
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- atomic_t connected; /* !=0 if hardware is connected */
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+ atomic_t running; /* !=0 if events are handled */
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+ atomic_t connected; /* !=0 if hardware is connected */
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atomic_t cidmode;
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- int myid; /* id for communication with LL */
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+ int myid; /* id for communication with LL */
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isdn_if iif;
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|
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struct reply_t *tabnocid;
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struct reply_t *tabcid;
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int cs_init;
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- int ignoreframes; /* frames to ignore after setting up the B channel */
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- struct semaphore sem; /* locks this structure: */
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- /* connected is not changed, */
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- /* hardware_up is not changed, */
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- /* MState is not changed to or from MS_LOCKED */
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+ int ignoreframes; /* frames to ignore after setting up the
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+ B channel */
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+ struct semaphore sem; /* locks this structure: */
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+ /* connected is not changed, */
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+ /* hardware_up is not changed, */
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+ /* MState is not changed to or from
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+ MS_LOCKED */
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|
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struct timer_list timer;
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int retry_count;
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|
- int dle; /* !=0 if modem commands/responses are dle encoded */
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|
- int cur_at_seq; /* sequence of AT commands being processed */
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- int curchannel; /* channel, those commands are meant for */
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- atomic_t commands_pending; /* flag(s) in xxx.commands_pending have been set */
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- struct tasklet_struct event_tasklet; /* tasklet for serializing AT commands. Scheduled
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|
- * -> for modem reponses (and incomming data for M10x)
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- * -> on timeout
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- * -> after setting bits in xxx.at_state.pending_command
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- * (e.g. command from LL) */
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- struct tasklet_struct write_tasklet; /* tasklet for serial output
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- * (not used in base driver) */
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+ int dle; /* !=0 if modem commands/responses are
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+ dle encoded */
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+ int cur_at_seq; /* sequence of AT commands being
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+ processed */
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|
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+ int curchannel; /* channel, those commands are meant
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+ for */
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+ atomic_t commands_pending; /* flag(s) in xxx.commands_pending have
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+ been set */
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+ struct tasklet_struct event_tasklet;
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+ /* tasklet for serializing AT commands.
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+ * Scheduled
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+ * -> for modem reponses (and
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+ * incomming data for M10x)
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+ * -> on timeout
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+ * -> after setting bits in
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+ * xxx.at_state.pending_command
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+ * (e.g. command from LL) */
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+ struct tasklet_struct write_tasklet;
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+ /* tasklet for serial output
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+ * (not used in base driver) */
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/* event queue */
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struct event_t events[MAX_EVENTS];
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@@ -516,16 +571,15 @@ struct cardstate {
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/* hardware drivers */
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union {
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- struct usb_cardstate *usb; /* private data of USB hardware driver */
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- struct ser_cardstate *ser; /* private data of serial hardware driver */
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- struct bas_cardstate *bas; /* private data of base hardware driver */
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+ struct usb_cardstate *usb; /* USB hardware driver (m105) */
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+ struct ser_cardstate *ser; /* serial hardware driver */
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+ struct bas_cardstate *bas; /* USB hardware driver (base) */
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} hw;
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};
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|
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struct gigaset_driver {
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struct list_head list;
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- spinlock_t lock; /* locks minor tables and blocked */
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- //struct semaphore sem; /* locks this structure */
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+ spinlock_t lock; /* locks minor tables and blocked */
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struct tty_driver *tty;
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unsigned have_tty;
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unsigned minor;
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@@ -553,7 +607,8 @@ struct bas_bc_state {
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struct isow_urbctx_t isoouturbs[BAS_OUTURBS];
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struct isow_urbctx_t *isooutdone, *isooutfree, *isooutovfl;
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struct isowbuf_t *isooutbuf;
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- unsigned numsub; /* submitted URB counter (for diagnostic messages only) */
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+ unsigned numsub; /* submitted URB counter (for
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+ diagnostic messages only) */
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struct tasklet_struct sent_tasklet;
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|
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/* isochronous input state */
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@@ -563,24 +618,31 @@ struct bas_bc_state {
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struct urb *isoindone; /* completed isoc read URB */
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int loststatus; /* status of dropped URB */
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unsigned isoinlost; /* number of bytes lost */
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|
- /* state of bit unstuffing algorithm (in addition to BC_state.inputstate) */
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|
- unsigned seqlen; /* number of '1' bits not yet unstuffed */
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|
- unsigned inbyte, inbits; /* collected bits for next byte */
|
|
|
+ /* state of bit unstuffing algorithm (in addition to
|
|
|
+ BC_state.inputstate) */
|
|
|
+ unsigned seqlen; /* number of '1' bits not yet
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|
|
+ unstuffed */
|
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|
+ unsigned inbyte, inbits; /* collected bits for next byte
|
|
|
+ */
|
|
|
/* statistics */
|
|
|
unsigned goodbytes; /* bytes correctly received */
|
|
|
- unsigned alignerrs; /* frames with incomplete byte at end */
|
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|
+ unsigned alignerrs; /* frames with incomplete byte
|
|
|
+ at end */
|
|
|
unsigned fcserrs; /* FCS errors */
|
|
|
unsigned frameerrs; /* framing errors */
|
|
|
unsigned giants; /* long frames */
|
|
|
unsigned runts; /* short frames */
|
|
|
unsigned aborts; /* HDLC aborts */
|
|
|
- unsigned shared0s; /* '0' bits shared between flags */
|
|
|
- unsigned stolen0s; /* '0' stuff bits also serving as leading flag bits */
|
|
|
+ unsigned shared0s; /* '0' bits shared between flags
|
|
|
+ */
|
|
|
+ unsigned stolen0s; /* '0' stuff bits also serving
|
|
|
+ as leading flag bits */
|
|
|
struct tasklet_struct rcvd_tasklet;
|
|
|
};
|
|
|
|
|
|
struct gigaset_ops {
|
|
|
- /* Called from ev-layer.c/interface.c for sending AT commands to the device */
|
|
|
+ /* Called from ev-layer.c/interface.c for sending AT commands to the
|
|
|
+ device */
|
|
|
int (*write_cmd)(struct cardstate *cs,
|
|
|
const unsigned char *buf, int len,
|
|
|
struct tasklet_struct *wake_tasklet);
|
|
|
@@ -604,7 +666,8 @@ struct gigaset_ops {
|
|
|
/* Called by gigaset_freecs() for freeing bcs->hw.xxx */
|
|
|
int (*freebcshw)(struct bc_state *bcs);
|
|
|
|
|
|
- /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting bcs->hw.xxx */
|
|
|
+ /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting
|
|
|
+ bcs->hw.xxx */
|
|
|
void (*reinitbcshw)(struct bc_state *bcs);
|
|
|
|
|
|
/* Called by gigaset_initcs() for setting up cs->hw.xxx */
|
|
|
@@ -613,13 +676,10 @@ struct gigaset_ops {
|
|
|
/* Called by gigaset_freecs() for freeing cs->hw.xxx */
|
|
|
void (*freecshw)(struct cardstate *cs);
|
|
|
|
|
|
- ///* Called by gigaset_stop() for killing URBs, shutting down the device, ...
|
|
|
- // hardwareup: ==0: don't try to shut down the device, hardware is really not accessible
|
|
|
- // !=0: hardware still up */
|
|
|
- //void (*stophw)(struct cardstate *cs, int hardwareup);
|
|
|
-
|
|
|
- /* Called from common.c/interface.c for additional serial port control */
|
|
|
- int (*set_modem_ctrl)(struct cardstate *cs, unsigned old_state, unsigned new_state);
|
|
|
+ /* Called from common.c/interface.c for additional serial port
|
|
|
+ control */
|
|
|
+ int (*set_modem_ctrl)(struct cardstate *cs, unsigned old_state,
|
|
|
+ unsigned new_state);
|
|
|
int (*baud_rate)(struct cardstate *cs, unsigned cflag);
|
|
|
int (*set_line_ctrl)(struct cardstate *cs, unsigned cflag);
|
|
|
|
|
|
@@ -667,7 +727,8 @@ void gigaset_isoc_input(struct inbuf_t *inbuf);
|
|
|
|
|
|
/* Called from bas-gigaset.c to process a block of data
|
|
|
* received through the isochronous channel */
|
|
|
-void gigaset_isoc_receive(unsigned char *src, unsigned count, struct bc_state *bcs);
|
|
|
+void gigaset_isoc_receive(unsigned char *src, unsigned count,
|
|
|
+ struct bc_state *bcs);
|
|
|
|
|
|
/* Called from bas-gigaset.c to put a block of data
|
|
|
* into the isochronous output buffer */
|
|
|
@@ -763,7 +824,8 @@ struct cardstate *gigaset_getunassignedcs(struct gigaset_driver *drv);
|
|
|
void gigaset_unassign(struct cardstate *cs);
|
|
|
void gigaset_blockdriver(struct gigaset_driver *drv);
|
|
|
|
|
|
-/* Allocate and initialize card state. Calls hardware dependent gigaset_init[b]cs(). */
|
|
|
+/* Allocate and initialize card state. Calls hardware dependent
|
|
|
+ gigaset_init[b]cs(). */
|
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struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
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int onechannel, int ignoreframes,
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int cidmode, const char *modulename);
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Tilman Schmidt