diff options
Diffstat (limited to 'drivers/staging/rtl8712/osdep_service.h')
| -rw-r--r-- | drivers/staging/rtl8712/osdep_service.h | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/drivers/staging/rtl8712/osdep_service.h b/drivers/staging/rtl8712/osdep_service.h new file mode 100644 index 00000000..f1ccc7eb --- /dev/null +++ b/drivers/staging/rtl8712/osdep_service.h @@ -0,0 +1,212 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * Modifications for inclusion into the Linux staging tree are + * Copyright(c) 2010 Larry Finger. All rights reserved. + * + * Contact information: + * WLAN FAE <wlanfae@realtek.com> + * Larry Finger <Larry.Finger@lwfinger.net> + * + ******************************************************************************/ +#ifndef __OSDEP_SERVICE_H_ +#define __OSDEP_SERVICE_H_ + +#define _SUCCESS 1 +#define _FAIL 0 + +#include <linux/spinlock.h> + +#include <linux/interrupt.h> +#include <linux/semaphore.h> +#include <linux/sched.h> +#include <linux/sem.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <net/iw_handler.h> +#include <linux/proc_fs.h> /* Necessary because we use the proc fs */ + +#include "basic_types.h" + +struct __queue { + struct list_head queue; + spinlock_t lock; +}; + +#define _pkt struct sk_buff +#define _buffer unsigned char +#define thread_exit() complete_and_exit(NULL, 0) +#define _workitem struct work_struct + +#define _init_queue(pqueue) \ + do { \ + _init_listhead(&((pqueue)->queue)); \ + spin_lock_init(&((pqueue)->lock)); \ + } while (0) + +static inline struct list_head *get_next(struct list_head *list) +{ + return list->next; +} + +static inline struct list_head *get_list_head(struct __queue *queue) +{ + return &(queue->queue); +} + +#define LIST_CONTAINOR(ptr, type, member) \ + ((type *)((char *)(ptr)-(SIZE_T)(&((type *)0)->member))) + +static inline void list_delete(struct list_head *plist) +{ + list_del_init(plist); +} + +static inline void _init_timer(struct timer_list *ptimer, + struct net_device *padapter, + void *pfunc, void *cntx) +{ + ptimer->function = pfunc; + ptimer->data = (addr_t)cntx; + init_timer(ptimer); +} + +static inline void _set_timer(struct timer_list *ptimer, u32 delay_time) +{ + mod_timer(ptimer, (jiffies+(delay_time*HZ/1000))); +} + +static inline void _cancel_timer(struct timer_list *ptimer, u8 *bcancelled) +{ + del_timer(ptimer); + *bcancelled = true; /*true ==1; false==0*/ +} + +static inline void _init_workitem(_workitem *pwork, void *pfunc, void *cntx) +{ + INIT_WORK(pwork, pfunc); +} + +static inline void _set_workitem(_workitem *pwork) +{ + schedule_work(pwork); +} + +#ifndef BIT + #define BIT(x) (1 << (x)) +#endif + +/* +For the following list_xxx operations, +caller must guarantee the atomic context. +Otherwise, there will be racing condition. +*/ +static inline u32 is_list_empty(struct list_head *phead) +{ + if (list_empty(phead)) + return true; + else + return false; +} + +static inline void list_insert_tail(struct list_head *plist, + struct list_head *phead) +{ + list_add_tail(plist, phead); +} + +static inline u32 _down_sema(struct semaphore *sema) +{ + if (down_interruptible(sema)) + return _FAIL; + else + return _SUCCESS; +} + +static inline void _init_listhead(struct list_head *list) +{ + INIT_LIST_HEAD(list); +} + +static inline u32 _queue_empty(struct __queue *pqueue) +{ + return is_list_empty(&(pqueue->queue)); +} + +static inline u32 end_of_queue_search(struct list_head *head, struct list_head *plist) +{ + if (head == plist) + return true; + else + return false; +} + +static inline void sleep_schedulable(int ms) +{ + u32 delta; + + delta = (ms * HZ) / 1000;/*(ms)*/ + if (delta == 0) + delta = 1;/* 1 ms */ + set_current_state(TASK_INTERRUPTIBLE); + if (schedule_timeout(delta) != 0) + return ; +} + +static inline u8 *_malloc(u32 sz) +{ + return kmalloc(sz, GFP_ATOMIC); +} + +static inline unsigned char _cancel_timer_ex(struct timer_list *ptimer) +{ + return del_timer(ptimer); +} + +static inline void thread_enter(void *context) +{ + allow_signal(SIGTERM); +} + +static inline void flush_signals_thread(void) +{ + if (signal_pending(current)) + flush_signals(current); +} + +static inline u32 _RND8(u32 sz) +{ + return ((sz >> 3) + ((sz & 7) ? 1 : 0)) << 3; +} + +static inline u32 _RND128(u32 sz) +{ + return ((sz >> 7) + ((sz & 127) ? 1 : 0)) << 7; +} + +static inline u32 _RND256(u32 sz) +{ + return ((sz >> 8) + ((sz & 255) ? 1 : 0)) << 8; +} + +static inline u32 _RND512(u32 sz) +{ + return ((sz >> 9) + ((sz & 511) ? 1 : 0)) << 9; +} + +#endif + |