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20#ifndef _RTW_RECV_H_
21#define _RTW_RECV_H_
22
23#include <osdep_service.h>
24#include <drv_types.h>
25
26
27#define NR_RECVFRAME 256
28
29#define RXFRAME_ALIGN 8
30#define RXFRAME_ALIGN_SZ (1<<RXFRAME_ALIGN)
31
32#define MAX_RXFRAME_CNT 512
33#define MAX_RX_NUMBLKS (32)
34#define RECVFRAME_HDR_ALIGN 128
35
36#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
37
38#define MAX_SUBFRAME_COUNT 64
39
40
41struct recv_reorder_ctrl {
42 struct adapter *padapter;
43 u8 enable;
44 u16 indicate_seq;
45 u16 wend_b;
46 u8 wsize_b;
47 struct __queue pending_recvframe_queue;
48 struct timer_list reordering_ctrl_timer;
49};
50
51struct stainfo_rxcache {
52 u16 tid_rxseq[16];
53
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71};
72
73struct smooth_rssi_data {
74 u32 elements[100];
75 u32 index;
76 u32 total_num;
77 u32 total_val;
78};
79
80struct signal_stat {
81 u8 update_req;
82 u8 avg_val;
83 u32 total_num;
84 u32 total_val;
85};
86#define MAX_PATH_NUM_92CS 3
87struct phy_info {
88 u8 RxPWDBAll;
89 u8 SignalQuality;
90 u8 RxMIMOSignalQuality[MAX_PATH_NUM_92CS];
91 u8 RxMIMOSignalStrength[MAX_PATH_NUM_92CS];
92 s8 RxPower;
93
94
95 s8 recvpower;
96 u8 BTRxRSSIPercentage;
97 u8 SignalStrength;
98 u8 RxPwr[MAX_PATH_NUM_92CS];
99 u8 RxSNR[MAX_PATH_NUM_92CS];
100};
101
102struct rx_pkt_attrib {
103 u16 pkt_len;
104 u8 physt;
105 u8 drvinfo_sz;
106 u8 shift_sz;
107 u8 hdrlen;
108 u8 to_fr_ds;
109 u8 amsdu;
110 u8 qos;
111 u8 priority;
112 u8 pw_save;
113 u8 mdata;
114 u16 seq_num;
115 u8 frag_num;
116 u8 mfrag;
117 u8 order;
118 u8 privacy;
119 u8 bdecrypted;
120 u8 encrypt;
121
122 u8 iv_len;
123 u8 icv_len;
124 u8 crc_err;
125 u8 icv_err;
126
127 u16 eth_type;
128
129 u8 dst[ETH_ALEN];
130 u8 src[ETH_ALEN];
131 u8 ta[ETH_ALEN];
132 u8 ra[ETH_ALEN];
133 u8 bssid[ETH_ALEN];
134
135 u8 ack_policy;
136
137 u8 key_index;
138
139 u8 mcs_rate;
140 u8 rxht;
141 u8 sgi;
142 u8 pkt_rpt_type;
143 u32 MacIDValidEntry[2];
144
145 struct phy_info phy_info;
146};
147
148
149
150#define SN_LESS(a, b) (((a - b) & 0x800) != 0)
151#define SN_EQUAL(a, b) (a == b)
152#define REORDER_WAIT_TIME (50)
153
154#define RECVBUFF_ALIGN_SZ 8
155
156#define RXDESC_SIZE 24
157#define RXDESC_OFFSET RXDESC_SIZE
158
159struct recv_stat {
160 __le32 rxdw0;
161 __le32 rxdw1;
162 __le32 rxdw2;
163 __le32 rxdw3;
164 __le32 rxdw4;
165 __le32 rxdw5;
166};
167
168#define EOR BIT(30)
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176
177struct recv_priv {
178 struct __queue free_recv_queue;
179 struct __queue recv_pending_queue;
180 struct __queue uc_swdec_pending_queue;
181 u8 *pallocated_frame_buf;
182 u8 *precv_frame_buf;
183 uint free_recvframe_cnt;
184 struct adapter *adapter;
185 u32 bIsAnyNonBEPkts;
186 u64 rx_bytes;
187 u64 rx_pkts;
188 u64 rx_drop;
189 u64 last_rx_bytes;
190
191 uint ff_hwaddr;
192 u8 rx_pending_cnt;
193
194 struct tasklet_struct irq_prepare_beacon_tasklet;
195 struct tasklet_struct recv_tasklet;
196 struct sk_buff_head free_recv_skb_queue;
197 struct sk_buff_head rx_skb_queue;
198 u8 *pallocated_recv_buf;
199 u8 *precv_buf;
200 struct __queue free_recv_buf_queue;
201 u32 free_recv_buf_queue_cnt;
202
203 u8 is_signal_dbg;
204 u8 signal_strength_dbg;
205 s8 rssi;
206 s8 rxpwdb;
207 u8 signal_strength;
208 u8 signal_qual;
209 u8 noise;
210 s8 RxRssi[2];
211
212 struct timer_list signal_stat_timer;
213 u32 signal_stat_sampling_interval;
214 struct signal_stat signal_qual_data;
215 struct signal_stat signal_strength_data;
216};
217
218#define rtw_set_signal_stat_timer(recvpriv) \
219 mod_timer(&(recvpriv)->signal_stat_timer, jiffies + \
220 msecs_to_jiffies((recvpriv)->signal_stat_sampling_interval))
221
222struct sta_recv_priv {
223 spinlock_t lock;
224 int option;
225 struct __queue defrag_q;
226 struct stainfo_rxcache rxcache;
227};
228
229struct recv_buf {
230 struct adapter *adapter;
231 struct urb *purb;
232 struct sk_buff *pskb;
233 u8 reuse;
234};
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250
251struct recv_frame {
252 struct list_head list;
253 struct sk_buff *pkt;
254 struct sk_buff *pkt_newalloc;
255 struct adapter *adapter;
256 struct rx_pkt_attrib attrib;
257 uint len;
258 u8 *rx_head;
259 u8 *rx_data;
260 u8 *rx_tail;
261 u8 *rx_end;
262 struct sta_info *psta;
263
264 struct recv_reorder_ctrl *preorder_ctrl;
265};
266
267struct recv_frame *_rtw_alloc_recvframe(struct __queue *pfree_recv_queue);
268struct recv_frame *rtw_alloc_recvframe(struct __queue *pfree_recv_queue);
269void rtw_init_recvframe(struct recv_frame *precvframe,
270 struct recv_priv *precvpriv);
271int rtw_free_recvframe(struct recv_frame *precvframe,
272 struct __queue *pfree_recv_queue);
273#define rtw_dequeue_recvframe(queue) rtw_alloc_recvframe(queue)
274int _rtw_enqueue_recvframe(struct recv_frame *precvframe,
275 struct __queue *queue);
276int rtw_enqueue_recvframe(struct recv_frame *precvframe, struct __queue *queue);
277void rtw_free_recvframe_queue(struct __queue *pframequeue,
278 struct __queue *pfree_recv_queue);
279u32 rtw_free_uc_swdec_pending_queue(struct adapter *adapter);
280
281void rtw_reordering_ctrl_timeout_handler(unsigned long data);
282
283static inline u8 *get_rxmem(struct recv_frame *precvframe)
284{
285
286 if (precvframe == NULL)
287 return NULL;
288 return precvframe->rx_head;
289}
290
291static inline u8 *recvframe_pull(struct recv_frame *precvframe, int sz)
292{
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297
298 if (precvframe == NULL)
299 return NULL;
300 precvframe->rx_data += sz;
301 if (precvframe->rx_data > precvframe->rx_tail) {
302 precvframe->rx_data -= sz;
303 return NULL;
304 }
305 precvframe->len -= sz;
306 return precvframe->rx_data;
307}
308
309static inline u8 *recvframe_put(struct recv_frame *precvframe, int sz)
310{
311
312
313
314
315 if (precvframe == NULL)
316 return NULL;
317
318 precvframe->rx_tail += sz;
319
320 if (precvframe->rx_tail > precvframe->rx_end) {
321 precvframe->rx_tail -= sz;
322 return NULL;
323 }
324 precvframe->len += sz;
325 return precvframe->rx_tail;
326}
327
328static inline u8 *recvframe_pull_tail(struct recv_frame *precvframe, int sz)
329{
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332
333
334
335
336 if (precvframe == NULL)
337 return NULL;
338 precvframe->rx_tail -= sz;
339 if (precvframe->rx_tail < precvframe->rx_data) {
340 precvframe->rx_tail += sz;
341 return NULL;
342 }
343 precvframe->len -= sz;
344 return precvframe->rx_tail;
345}
346
347static inline s32 translate_percentage_to_dbm(u32 sig_stren_index)
348{
349 s32 power;
350
351
352 power = (s32)((sig_stren_index + 1) >> 1);
353 power -= 95;
354
355 return power;
356}
357
358
359struct sta_info;
360
361void _rtw_init_sta_recv_priv(struct sta_recv_priv *psta_recvpriv);
362
363void mgt_dispatcher(struct adapter *padapter, struct recv_frame *precv_frame);
364
365#endif
366