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15#ifndef _RTW_RECV_H_
16#define _RTW_RECV_H_
17
18 #ifdef CONFIG_SINGLE_RECV_BUF
19 #define NR_RECVBUFF (1)
20 #else
21 #define NR_RECVBUFF (8)
22 #endif
23
24 #define NR_PREALLOC_RECV_SKB (8)
25
26#define NR_RECVFRAME 256
27
28#define RXFRAME_ALIGN 8
29#define RXFRAME_ALIGN_SZ (1<<RXFRAME_ALIGN)
30
31#define DRVINFO_SZ 4
32
33#define MAX_RXFRAME_CNT 512
34#define MAX_RX_NUMBLKS (32)
35#define RECVFRAME_HDR_ALIGN 128
36
37
38#define PHY_RSSI_SLID_WIN_MAX 100
39#define PHY_LINKQUALITY_SLID_WIN_MAX 20
40
41
42#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
43
44#define RX_MPDU_QUEUE 0
45#define RX_CMD_QUEUE 1
46#define RX_MAX_QUEUE 2
47
48#define MAX_SUBFRAME_COUNT 64
49extern u8 rtw_rfc1042_header[];
50extern u8 rtw_bridge_tunnel_header[];
51
52
53struct recv_reorder_ctrl
54{
55 struct adapter *padapter;
56 u8 enable;
57 u16 indicate_seq;
58 u16 wend_b;
59 u8 wsize_b;
60 struct __queue pending_recvframe_queue;
61 _timer reordering_ctrl_timer;
62};
63
64struct stainfo_rxcache {
65 u16 tid_rxseq[16];
66
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84};
85
86
87struct smooth_rssi_data {
88 u32 elements[100];
89 u32 index;
90 u32 total_num;
91 u32 total_val;
92};
93
94struct signal_stat {
95 u8 update_req;
96 u8 avg_val;
97 u32 total_num;
98 u32 total_val;
99};
100
101struct phy_info {
102 u8 RxPWDBAll;
103
104 u8 SignalQuality;
105 s8 RxMIMOSignalQuality[4];
106 u8 RxMIMOEVMdbm[4];
107
108 u8 RxMIMOSignalStrength[4];
109
110 u16 Cfo_short[4];
111 u16 Cfo_tail[4];
112
113 s8 RxPower;
114 s8 RecvSignalPower;
115 u8 BTRxRSSIPercentage;
116 u8 SignalStrength;
117
118 s8 RxPwr[4];
119 u8 RxSNR[4];
120 u8 BandWidth;
121 u8 btCoexPwrAdjust;
122};
123
124#ifdef DBG_RX_SIGNAL_DISPLAY_RAW_DATA
125struct rx_raw_rssi
126{
127 u8 data_rate;
128 u8 pwdball;
129 s8 pwr_all;
130
131 u8 mimo_singal_strength[4];
132 u8 mimo_singal_quality[4];
133
134 s8 ofdm_pwr[4];
135 u8 ofdm_snr[4];
136
137};
138#endif
139
140struct rx_pkt_attrib {
141 u16 pkt_len;
142 u8 physt;
143 u8 drvinfo_sz;
144 u8 shift_sz;
145 u8 hdrlen;
146 u8 to_fr_ds;
147 u8 amsdu;
148 u8 qos;
149 u8 priority;
150 u8 pw_save;
151 u8 mdata;
152 u16 seq_num;
153 u8 frag_num;
154 u8 mfrag;
155 u8 order;
156 u8 privacy;
157 u8 bdecrypted;
158 u8 encrypt;
159 u8 iv_len;
160 u8 icv_len;
161 u8 crc_err;
162 u8 icv_err;
163
164 u16 eth_type;
165
166 u8 dst[ETH_ALEN];
167 u8 src[ETH_ALEN];
168 u8 ta[ETH_ALEN];
169 u8 ra[ETH_ALEN];
170 u8 bssid[ETH_ALEN];
171
172 u8 ack_policy;
173
174
175 u8 tcpchk_valid;
176 u8 ip_chkrpt;
177 u8 tcp_chkrpt;
178
179 u8 key_index;
180
181 u8 data_rate;
182 u8 sgi;
183 u8 pkt_rpt_type;
184 u32 MacIDValidEntry[2];
185
186
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188
189
190
191
192
193 struct phy_info phy_info;
194};
195
196
197
198#define SN_LESS(a, b) (((a-b)&0x800)!= 0)
199#define SN_EQUAL(a, b) (a == b)
200
201
202#define REORDER_WAIT_TIME (50)
203
204#define RECVBUFF_ALIGN_SZ 8
205
206#define RXDESC_SIZE 24
207#define RXDESC_OFFSET RXDESC_SIZE
208
209struct recv_stat {
210 __le32 rxdw0;
211 __le32 rxdw1;
212 __le32 rxdw2;
213 __le32 rxdw3;
214#ifndef BUF_DESC_ARCH
215 __le32 rxdw4;
216 __le32 rxdw5;
217#endif
218};
219
220#define EOR BIT(30)
221
222
223
224
225
226
227
228struct recv_priv {
229 _lock lock;
230 struct __queue free_recv_queue;
231 struct __queue recv_pending_queue;
232 struct __queue uc_swdec_pending_queue;
233 u8 *pallocated_frame_buf;
234 u8 *precv_frame_buf;
235 uint free_recvframe_cnt;
236 struct adapter *adapter;
237 u32 bIsAnyNonBEPkts;
238 u64 rx_bytes;
239 u64 rx_pkts;
240 u64 rx_drop;
241 uint rx_icv_err;
242 uint rx_largepacket_crcerr;
243 uint rx_smallpacket_crcerr;
244 uint rx_middlepacket_crcerr;
245
246 struct tasklet_struct irq_prepare_beacon_tasklet;
247 struct tasklet_struct recv_tasklet;
248 struct sk_buff_head free_recv_skb_queue;
249 struct sk_buff_head rx_skb_queue;
250#ifdef CONFIG_RX_INDICATE_QUEUE
251 struct task rx_indicate_tasklet;
252 struct ifqueue rx_indicate_queue;
253#endif
254
255 u8 *pallocated_recv_buf;
256 u8 *precv_buf;
257 struct __queue free_recv_buf_queue;
258 u32 free_recv_buf_queue_cnt;
259
260 struct __queue recv_buf_pending_queue;
261
262
263 u8 is_signal_dbg;
264 u8 signal_strength_dbg;
265
266 u8 signal_strength;
267 u8 signal_qual;
268 s8 rssi;
269 #ifdef DBG_RX_SIGNAL_DISPLAY_RAW_DATA
270 struct rx_raw_rssi raw_rssi_info;
271 #endif
272
273 s16 noise;
274
275
276
277
278
279 _timer signal_stat_timer;
280 u32 signal_stat_sampling_interval;
281
282 struct signal_stat signal_qual_data;
283 struct signal_stat signal_strength_data;
284};
285
286#define rtw_set_signal_stat_timer(recvpriv) _set_timer(&(recvpriv)->signal_stat_timer, (recvpriv)->signal_stat_sampling_interval)
287
288struct sta_recv_priv {
289
290 _lock lock;
291 sint option;
292
293
294 struct __queue defrag_q;
295
296 struct stainfo_rxcache rxcache;
297
298
299
300
301
302};
303
304
305struct recv_buf
306{
307 struct list_head list;
308
309 _lock recvbuf_lock;
310
311 u32 ref_cnt;
312
313 struct adapter * adapter;
314
315 u8 *pbuf;
316 u8 *pallocated_buf;
317
318 u32 len;
319 u8 *phead;
320 u8 *pdata;
321 u8 *ptail;
322 u8 *pend;
323
324 _pkt *pskb;
325 u8 reuse;
326};
327
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342
343
344struct recv_frame_hdr
345{
346 struct list_head list;
347#ifndef CONFIG_BSD_RX_USE_MBUF
348 struct sk_buff *pkt;
349 struct sk_buff *pkt_newalloc;
350#else
351 _pkt *pkt;
352 _pkt *pkt_newalloc;
353#endif
354
355 struct adapter *adapter;
356
357 u8 fragcnt;
358
359 int frame_tag;
360
361 struct rx_pkt_attrib attrib;
362
363 uint len;
364 u8 *rx_head;
365 u8 *rx_data;
366 u8 *rx_tail;
367 u8 *rx_end;
368
369 void *precvbuf;
370
371
372
373 struct sta_info *psta;
374
375
376 struct recv_reorder_ctrl *preorder_ctrl;
377};
378
379
380union recv_frame{
381 union{
382 struct list_head list;
383 struct recv_frame_hdr hdr;
384 uint mem[RECVFRAME_HDR_ALIGN>>2];
385 }u;
386
387
388
389};
390
391enum RX_PACKET_TYPE {
392 NORMAL_RX,
393 TX_REPORT1,
394 TX_REPORT2,
395 HIS_REPORT,
396 C2H_PACKET
397};
398
399extern union recv_frame *_rtw_alloc_recvframe (struct __queue *pfree_recv_queue);
400extern union recv_frame *rtw_alloc_recvframe (struct __queue *pfree_recv_queue);
401extern int rtw_free_recvframe(union recv_frame *precvframe, struct __queue *pfree_recv_queue);
402
403#define rtw_dequeue_recvframe(queue) rtw_alloc_recvframe(queue)
404extern int _rtw_enqueue_recvframe(union recv_frame *precvframe, struct __queue *queue);
405extern int rtw_enqueue_recvframe(union recv_frame *precvframe, struct __queue *queue);
406
407extern void rtw_free_recvframe_queue(struct __queue *pframequeue, struct __queue *pfree_recv_queue);
408u32 rtw_free_uc_swdec_pending_queue(struct adapter *adapter);
409
410sint rtw_enqueue_recvbuf_to_head(struct recv_buf *precvbuf, struct __queue *queue);
411sint rtw_enqueue_recvbuf(struct recv_buf *precvbuf, struct __queue *queue);
412struct recv_buf *rtw_dequeue_recvbuf (struct __queue *queue);
413
414void rtw_reordering_ctrl_timeout_handler(void *pcontext);
415
416__inline static u8 *get_rxmem(union recv_frame *precvframe)
417{
418
419 if (precvframe == NULL)
420 return NULL;
421
422 return precvframe->u.hdr.rx_head;
423}
424
425__inline static u8 *get_recvframe_data(union recv_frame *precvframe)
426{
427
428
429 if (precvframe == NULL)
430 return NULL;
431
432 return precvframe->u.hdr.rx_data;
433
434}
435
436__inline static u8 *recvframe_pull(union recv_frame *precvframe, sint sz)
437{
438
439
440
441
442
443 if (precvframe == NULL)
444 return NULL;
445
446
447 precvframe->u.hdr.rx_data += sz;
448
449 if (precvframe->u.hdr.rx_data > precvframe->u.hdr.rx_tail)
450 {
451 precvframe->u.hdr.rx_data -= sz;
452 return NULL;
453 }
454
455 precvframe->u.hdr.len -=sz;
456
457 return precvframe->u.hdr.rx_data;
458
459}
460
461__inline static u8 *recvframe_put(union recv_frame *precvframe, sint sz)
462{
463
464
465
466
467 unsigned char * prev_rx_tail;
468
469 if (precvframe == NULL)
470 return NULL;
471
472 prev_rx_tail = precvframe->u.hdr.rx_tail;
473
474 precvframe->u.hdr.rx_tail += sz;
475
476 if (precvframe->u.hdr.rx_tail > precvframe->u.hdr.rx_end)
477 {
478 precvframe->u.hdr.rx_tail = prev_rx_tail;
479 return NULL;
480 }
481
482 precvframe->u.hdr.len +=sz;
483
484 return precvframe->u.hdr.rx_tail;
485
486}
487
488
489
490__inline static u8 *recvframe_pull_tail(union recv_frame *precvframe, sint sz)
491{
492
493
494
495
496
497 if (precvframe == NULL)
498 return NULL;
499
500 precvframe->u.hdr.rx_tail -= sz;
501
502 if (precvframe->u.hdr.rx_tail < precvframe->u.hdr.rx_data)
503 {
504 precvframe->u.hdr.rx_tail += sz;
505 return NULL;
506 }
507
508 precvframe->u.hdr.len -=sz;
509
510 return precvframe->u.hdr.rx_tail;
511
512}
513
514__inline static union recv_frame *rxmem_to_recvframe(u8 *rxmem)
515{
516
517
518
519
520 return (union recv_frame*)(((SIZE_PTR)rxmem >> RXFRAME_ALIGN) << RXFRAME_ALIGN);
521
522}
523
524__inline static sint get_recvframe_len(union recv_frame *precvframe)
525{
526 return precvframe->u.hdr.len;
527}
528
529
530__inline static s32 translate_percentage_to_dbm(u32 SignalStrengthIndex)
531{
532 s32 SignalPower;
533
534#ifdef CONFIG_SKIP_SIGNAL_SCALE_MAPPING
535
536 SignalPower = SignalStrengthIndex - 100;
537#else
538
539 SignalPower = (s32)((SignalStrengthIndex + 1) >> 1);
540 SignalPower -= 95;
541#endif
542
543 return SignalPower;
544}
545
546
547struct sta_info;
548
549extern void _rtw_init_sta_recv_priv(struct sta_recv_priv *psta_recvpriv);
550
551extern void mgt_dispatcher(struct adapter *padapter, union recv_frame *precv_frame);
552
553#endif
554