diff options
Diffstat (limited to 'drivers/staging/dgrp/dgrp_common.h')
| -rw-r--r-- | drivers/staging/dgrp/dgrp_common.h | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/drivers/staging/dgrp/dgrp_common.h b/drivers/staging/dgrp/dgrp_common.h deleted file mode 100644 index 23aba6c4d22c..000000000000 --- a/drivers/staging/dgrp/dgrp_common.h +++ /dev/null @@ -1,150 +0,0 @@ -/* - * - * Copyright 1999 Digi International (www.digi.com) - * James Puzzo <jamesp at digi dot com> - * - * 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, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED; without even the - * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR - * PURPOSE. See the GNU General Public License for more details. - * - */ - -#ifndef __DGRP_COMMON_H -#define __DGRP_COMMON_H - -#define DIGI_VERSION "1.9-29" - -#include <linux/fs.h> -#include <linux/timer.h> -#include "drp.h" - -#define DGRP_TTIME 100 -#define DGRP_RTIME 100 - -/************************************************************************ - * All global storage allocation. - ************************************************************************/ - -extern int dgrp_register_cudevices; /* enable legacy cu devices */ -extern int dgrp_register_prdevices; /* enable transparent print devices */ -extern int dgrp_poll_tick; /* Poll interval - in ms */ - -extern struct list_head nd_struct_list; - -struct dgrp_poll_data { - spinlock_t poll_lock; - struct timer_list timer; - int poll_tick; - ulong poll_round; /* Timer rouding factor */ - long node_active_count; -}; - -extern struct dgrp_poll_data dgrp_poll_data; -extern void dgrp_poll_handler(unsigned long arg); - -/* from dgrp_mon_ops.c */ -extern const struct file_operations dgrp_mon_ops; - -/* from dgrp_tty.c */ -extern int dgrp_tty_init(struct nd_struct *nd); -extern void dgrp_tty_uninit(struct nd_struct *nd); - -/* from dgrp_ports_ops.c */ -extern const struct file_operations dgrp_ports_ops; - -/* from dgrp_net_ops.c */ -extern const struct file_operations dgrp_net_ops; - -/* from dgrp_dpa_ops.c */ -extern const struct file_operations dgrp_dpa_ops; -extern void dgrp_dpa_data(struct nd_struct *, int, u8 *, int); - -/* from dgrp_sysfs.c */ -extern int dgrp_create_class_sysfs_files(void); -extern void dgrp_remove_class_sysfs_files(void); - -extern void dgrp_create_node_class_sysfs_files(struct nd_struct *nd); -extern void dgrp_remove_node_class_sysfs_files(struct nd_struct *nd); - -extern void dgrp_create_tty_sysfs(struct un_struct *un, struct device *c); -extern void dgrp_remove_tty_sysfs(struct device *c); - -/* from dgrp_specproc.c */ -extern void dgrp_unregister_proc(void); -extern void dgrp_register_proc(void); - -/*-----------------------------------------------------------------------* - * - * Declarations for common operations: - * - * (either used by more than one of net, mon, or tty, - * or in interrupt context (i.e. the poller)) - * - *-----------------------------------------------------------------------*/ - -void dgrp_carrier(struct ch_struct *ch); - - -/* - * ID manipulation macros (where c1 & c2 are characters, i is - * a long integer, and s is a character array of at least three members - */ - -static inline void ID_TO_CHAR(long i, char *s) -{ - s[0] = ((i & 0xff00)>>8); - s[1] = (i & 0xff); - s[2] = 0; -} - -static inline long CHAR_TO_ID(char *s) -{ - return ((s[0] & 0xff) << 8) | (s[1] & 0xff); -} - -static inline struct nd_struct *nd_struct_get(long major) -{ - struct nd_struct *nd; - - list_for_each_entry(nd, &nd_struct_list, list) { - if (major == nd->nd_major) - return nd; - } - - return NULL; -} - -static inline int nd_struct_add(struct nd_struct *entry) -{ - struct nd_struct *ptr; - - ptr = nd_struct_get(entry->nd_major); - - if (ptr) - return -EBUSY; - - list_add_tail(&entry->list, &nd_struct_list); - - return 0; -} - -static inline int nd_struct_del(struct nd_struct *entry) -{ - struct nd_struct *nd; - - nd = nd_struct_get(entry->nd_major); - - if (!nd) - return -ENODEV; - - list_del(&nd->list); - return 0; -} - -#endif /* __DGRP_COMMON_H */ |