drivers/staging/rtl8712/osdep_service.h

   1 #ifndef __OSDEP_SERVICE_H_
   2 #define __OSDEP_SERVICE_H_
   3
   4 #define _SUCCESS        1
   5 #define _FAIL           0
   6
   7 #include "basic_types.h"
   8 #include <linux/spinlock.h>
   9 #include <linux/semaphore.h>
  10 #include <linux/sem.h>
  11 #include <linux/netdevice.h>
  12 #include <linux/etherdevice.h>
  13 #include <net/iw_handler.h>
  14 #include <linux/proc_fs.h>      /* Necessary because we use the proc fs */
  15 #include <linux/compiler.h>
  16 #include <linux/kernel.h>
  17 #include <linux/errno.h>
  18 #include <linux/init.h>
  19 #include <linux/slab.h>
  20 #include <linux/module.h>
  21 #include <linux/sched.h>
  22 #include <linux/kref.h>
  23 #include <linux/skbuff.h>
  24 #include <linux/usb.h>
  25 #include <linux/usb/ch9.h>
  26 #include <linux/io.h>
  27 #include <linux/circ_buf.h>
  28 #include <linux/uaccess.h>
  29 #include <asm/byteorder.h>
  30 #include <linux/atomic.h>
  31 #include <linux/wireless.h>
  32 #include <linux/rtnetlink.h>
  33 #include "ethernet.h"
  34 #include <linux/if_arp.h>
  35 #include <linux/firmware.h>
  36 #define   _usb_alloc_urb(x, y)       usb_alloc_urb(x, y)
  37 #define   _usb_submit_urb(x, y)     usb_submit_urb(x, y)
  38
  39 struct  __queue {
  40         struct  list_head       queue;
  41         spinlock_t lock;
  42 };
  43
  44 #define _pkt struct sk_buff
  45 #define _buffer unsigned char
  46 #define thread_exit() complete_and_exit(NULL, 0)
  47 #define _workitem struct work_struct
  48 #define MSECS(t)        (HZ * ((t) / 1000) + (HZ * ((t) % 1000)) / 1000)
  49
  50 #define _init_queue(pqueue)                             \
  51         do {                                            \
  52                 _init_listhead(&((pqueue)->queue));     \
  53                 spin_lock_init(&((pqueue)->lock));      \
  54         } while (0)
  55
  56 static inline void *_netdev_priv(struct net_device *dev)
  57 {
  58         return netdev_priv(dev);
  59 }
  60
  61 static inline void os_free_netdev(struct net_device *dev)
  62 {
  63         free_netdev(dev);
  64 }
  65
  66 static inline struct list_head *get_next(struct list_head *list)
  67 {
  68         return list->next;
  69 }
  70
  71 static inline struct list_head *get_list_head(struct  __queue *queue)
  72 {
  73         return &(queue->queue);
  74 }
  75
  76 #define LIST_CONTAINOR(ptr, type, member) \
  77         ((type *)((char *)(ptr)-(SIZE_T)(&((type *)0)->member)))
  78
  79 static inline void _enter_hwio_critical(struct semaphore *prwlock,
  80                                         unsigned long *pirqL)
  81 {
  82         down(prwlock);
  83 }
  84
  85 static inline void _exit_hwio_critical(struct semaphore *prwlock,
  86                                        unsigned long *pirqL)
  87 {
  88         up(prwlock);
  89 }
  90
  91 static inline void list_delete(struct list_head *plist)
  92 {
  93         list_del_init(plist);
  94 }
  95
  96 static inline void _init_timer(struct timer_list *ptimer,
  97                                struct  net_device *padapter,
  98                                void *pfunc, void *cntx)
  99 {
 100         ptimer->function = pfunc;
 101         ptimer->data = (addr_t)cntx;
 102         init_timer(ptimer);
 103 }
 104
 105 static inline void _set_timer(struct timer_list *ptimer, u32 delay_time)
 106 {
 107         mod_timer(ptimer, (jiffies+(delay_time*HZ/1000)));
 108 }
 109
 110 static inline void _cancel_timer(struct timer_list *ptimer, u8 *bcancelled)
 111 {
 112         del_timer(ptimer);
 113         *bcancelled = true; /*true ==1; false==0*/
 114 }
 115
 116 static inline void _init_workitem(_workitem *pwork, void *pfunc, void *cntx)
 117 {
 118         INIT_WORK(pwork, pfunc);
 119 }
 120
 121 static inline void _set_workitem(_workitem *pwork)
 122 {
 123         schedule_work(pwork);
 124 }
 125
 126 #include "rtl871x_byteorder.h"
 127
 128 #ifndef BIT
 129         #define BIT(x)  (1 << (x))
 130 #endif
 131
 132 /*
 133 For the following list_xxx operations,
 134 caller must guarantee the atomic context.
 135 Otherwise, there will be racing condition.
 136 */
 137 static inline u32 is_list_empty(struct list_head *phead)
 138 {
 139         if (list_empty(phead))
 140                 return true;
 141         else
 142                 return false;
 143 }
 144
 145 static inline void list_insert_tail(struct list_head *plist,
 146                                     struct list_head *phead)
 147 {
 148         list_add_tail(plist, phead);
 149 }
 150
 151 static inline u32 _down_sema(struct semaphore *sema)
 152 {
 153         if (down_interruptible(sema))
 154                 return _FAIL;
 155         else
 156                 return _SUCCESS;
 157 }
 158
 159 static inline void _rtl_rwlock_init(struct semaphore *prwlock)
 160 {
 161         sema_init(prwlock, 1);
 162 }
 163
 164 static inline void _init_listhead(struct list_head *list)
 165 {
 166         INIT_LIST_HEAD(list);
 167 }
 168
 169 static inline u32 _queue_empty(struct  __queue *pqueue)
 170 {
 171         return is_list_empty(&(pqueue->queue));
 172 }
 173
 174 static inline u32 end_of_queue_search(struct list_head *head, struct list_head *plist)
 175 {
 176         if (head == plist)
 177                 return true;
 178         else
 179                 return false;
 180 }
 181
 182 static inline void sleep_schedulable(int ms)
 183 {
 184         u32 delta;
 185
 186         delta = (ms * HZ) / 1000;/*(ms)*/
 187         if (delta == 0)
 188                 delta = 1;/* 1 ms */
 189         set_current_state(TASK_INTERRUPTIBLE);
 190         if (schedule_timeout(delta) != 0)
 191                 return ;
 192 }
 193
 194 static inline u8 *_malloc(u32 sz)
 195 {
 196         return  kmalloc(sz, GFP_ATOMIC);
 197 }
 198
 199 static inline unsigned char _cancel_timer_ex(struct timer_list *ptimer)
 200 {
 201         return del_timer(ptimer);
 202 }
 203
 204 static inline void thread_enter(void *context)
 205 {
 206         daemonize("%s", "RTKTHREAD");
 207         allow_signal(SIGTERM);
 208 }
 209
 210 static inline void flush_signals_thread(void)
 211 {
 212         if (signal_pending(current))
 213                 flush_signals(current);
 214 }
 215
 216 static inline u32 _RND8(u32 sz)
 217 {
 218         return ((sz >> 3) + ((sz & 7) ? 1 : 0)) << 3;
 219 }
 220
 221 static inline u32 _RND128(u32 sz)
 222 {
 223         return ((sz >> 7) + ((sz & 127) ? 1 : 0)) << 7;
 224 }
 225
 226 static inline u32 _RND256(u32 sz)
 227 {
 228         return ((sz >> 8) + ((sz & 255) ? 1 : 0)) << 8;
 229 }
 230
 231 static inline u32 _RND512(u32 sz)
 232 {
 233         return ((sz >> 9) + ((sz & 511) ? 1 : 0)) << 9;
 234 }
 235
 236 #endif
 237