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/version.h>
   9 #include <linux/spinlock.h>
  10
  11 #include <linux/semaphore.h>
  12 #include <linux/sem.h>
  13 #include <linux/netdevice.h>
  14 #include <linux/etherdevice.h>
  15 #include <net/iw_handler.h>
  16 #include <linux/proc_fs.h>      /* Necessary because we use the proc fs */
  17 #include <linux/compiler.h>
  18 #include <linux/kernel.h>
  19 #include <linux/errno.h>
  20 #include <linux/init.h>
  21 #include <linux/slab.h>
  22 #include <linux/module.h>
  23 #include <linux/sched.h>
  24 #include <linux/kref.h>
  25 #include <linux/netdevice.h>
  26 #include <linux/skbuff.h>
  27 #include <linux/usb.h>
  28 #include <linux/usb/ch9.h>
  29 #include <linux/io.h>
  30 #include <linux/circ_buf.h>
  31 #include <linux/uaccess.h>
  32 #include <asm/byteorder.h>
  33 #include <asm/atomic.h>
  34 #include <linux/wireless.h>
  35 #include <linux/rtnetlink.h>
  36 #include "ethernet.h"
  37 #include <linux/if_arp.h>
  38 #include <linux/firmware.h>
  39 #define   _usb_alloc_urb(x, y)       usb_alloc_urb(x, y)
  40 #define   _usb_submit_urb(x, y)     usb_submit_urb(x, y)
  41
  42 struct  __queue {
  43         struct  list_head       queue;
  44         spinlock_t lock;
  45 };
  46
  47 #define _pkt struct sk_buff
  48 #define _buffer unsigned char
  49 #define thread_exit() complete_and_exit(NULL, 0)
  50 #define _workitem struct work_struct
  51 #define MSECS(t)        (HZ * ((t) / 1000) + (HZ * ((t) % 1000)) / 1000)
  52
  53 #define _init_queue(pqueue)                             \
  54         do {                                            \
  55                 _init_listhead(&((pqueue)->queue));     \
  56                 spin_lock_init(&((pqueue)->lock));      \
  57         } while (0)
  58
  59 static inline void *_netdev_priv(struct net_device *dev)
  60 {
  61         return netdev_priv(dev);
  62 }
  63
  64 static inline void os_free_netdev(struct net_device *dev)
  65 {
  66         free_netdev(dev);
  67 }
  68
  69 static inline struct list_head *get_next(struct list_head *list)
  70 {
  71         return list->next;
  72 }
  73
  74 static inline struct list_head *get_list_head(struct  __queue *queue)
  75 {
  76         return &(queue->queue);
  77 }
  78
  79 #define LIST_CONTAINOR(ptr, type, member) \
  80         ((type *)((char *)(ptr)-(SIZE_T)(&((type *)0)->member)))
  81
  82 static inline void _enter_hwio_critical(struct semaphore *prwlock,
  83                                         unsigned long *pirqL)
  84 {
  85         down(prwlock);
  86 }
  87
  88 static inline void _exit_hwio_critical(struct semaphore *prwlock,
  89                                        unsigned long *pirqL)
  90 {
  91         up(prwlock);
  92 }
  93
  94 static inline void list_delete(struct list_head *plist)
  95 {
  96         list_del_init(plist);
  97 }
  98
  99 static inline void _init_timer(struct timer_list *ptimer,
 100                                struct  net_device *padapter,
 101                                void *pfunc, void *cntx)
 102 {
 103         ptimer->function = pfunc;
 104         ptimer->data = (addr_t)cntx;
 105         init_timer(ptimer);
 106 }
 107
 108 static inline void _set_timer(struct timer_list *ptimer, u32 delay_time)
 109 {
 110         mod_timer(ptimer, (jiffies+(delay_time*HZ/1000)));
 111 }
 112
 113 static inline void _cancel_timer(struct timer_list *ptimer, u8 *bcancelled)
 114 {
 115         del_timer(ptimer);
 116         *bcancelled = true; /*true ==1; false==0*/
 117 }
 118
 119 static inline void _init_workitem(_workitem *pwork, void *pfunc, void *cntx)
 120 {
 121         INIT_WORK(pwork, pfunc);
 122 }
 123
 124 static inline void _set_workitem(_workitem *pwork)
 125 {
 126         schedule_work(pwork);
 127 }
 128
 129 #include "rtl871x_byteorder.h"
 130
 131 #ifndef BIT
 132         #define BIT(x)  (1 << (x))
 133 #endif
 134
 135 /*
 136 For the following list_xxx operations,
 137 caller must guarantee the atomic context.
 138 Otherwise, there will be racing condition.
 139 */
 140 static inline u32 is_list_empty(struct list_head *phead)
 141 {
 142         if (list_empty(phead))
 143                 return true;
 144         else
 145                 return false;
 146 }
 147
 148 static inline void list_insert_tail(struct list_head *plist, struct list_head *phead)
 149 {
 150         list_add_tail(plist, phead);
 151 }
 152
 153 static inline u32 _down_sema(struct semaphore *sema)
 154 {
 155         if (down_interruptible(sema))
 156                 return _FAIL;
 157         else
 158                 return _SUCCESS;
 159 }
 160
 161 static inline void _rtl_rwlock_init(struct semaphore *prwlock)
 162 {
 163         sema_init(prwlock, 1);
 164 }
 165
 166 static inline void _init_listhead(struct list_head *list)
 167 {
 168         INIT_LIST_HEAD(list);
 169 }
 170
 171 static inline u32 _queue_empty(struct  __queue *pqueue)
 172 {
 173         return is_list_empty(&(pqueue->queue));
 174 }
 175
 176 static inline u32 end_of_queue_search(struct list_head *head, struct list_head *plist)
 177 {
 178         if (head == plist)
 179                 return true;
 180         else
 181                 return false;
 182 }
 183
 184 static inline void sleep_schedulable(int ms)
 185 {
 186         u32 delta;
 187
 188         delta = (ms * HZ) / 1000;/*(ms)*/
 189         if (delta == 0)
 190                 delta = 1;/* 1 ms */
 191         set_current_state(TASK_INTERRUPTIBLE);
 192         if (schedule_timeout(delta) != 0)
 193                 return ;
 194 }
 195
 196 static inline u8 *_malloc(u32 sz)
 197 {
 198         u8 *pbuf;
 199
 200         pbuf =  kmalloc(sz, GFP_ATOMIC);
 201         return pbuf;
 202 }
 203
 204 static inline unsigned char _cancel_timer_ex(struct timer_list *ptimer)
 205 {
 206         return del_timer(ptimer);
 207 }
 208
 209 static inline void thread_enter(void *context)
 210 {
 211         daemonize("%s", "RTKTHREAD");
 212         allow_signal(SIGTERM);
 213 }
 214
 215 static inline void flush_signals_thread(void)
 216 {
 217         if (signal_pending(current))
 218                 flush_signals(current);
 219 }
 220
 221 static inline u32 _RND8(u32 sz)
 222 {
 223         u32     val;
 224
 225         val = ((sz >> 3) + ((sz & 7) ? 1 : 0)) << 3;
 226         return val;
 227 }
 228
 229 static inline u32 _RND128(u32 sz)
 230 {
 231         u32     val;
 232
 233         val = ((sz >> 7) + ((sz & 127) ? 1 : 0)) << 7;
 234         return val;
 235 }
 236
 237 static inline u32 _RND256(u32 sz)
 238 {
 239         u32     val;
 240
 241         val = ((sz >> 8) + ((sz & 255) ? 1 : 0)) << 8;
 242         return val;
 243 }
 244
 245 static inline u32 _RND512(u32 sz)
 246 {
 247         u32     val;
 248
 249         val = ((sz >> 9) + ((sz & 511) ? 1 : 0)) << 9;
 250         return val;
 251 }
 252
 253 #define STRUCT_PACKED __attribute__ ((packed))
 254
 255 #endif
 256