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7#ifndef _RTW_XMIT_H_
8#define _RTW_XMIT_H_
9
10#include <osdep_service.h>
11#include <drv_types.h>
12
13#define MAX_XMITBUF_SZ (20480)
14#define NR_XMITBUFF (4)
15
16#define XMITBUF_ALIGN_SZ 4
17
18
19#define MAX_XMIT_EXTBUF_SZ (1536)
20#define NR_XMIT_EXTBUFF (32)
21
22#define MAX_NUMBLKS (1)
23
24#define XMIT_VO_QUEUE (0)
25#define XMIT_VI_QUEUE (1)
26#define XMIT_BE_QUEUE (2)
27#define XMIT_BK_QUEUE (3)
28
29#define VO_QUEUE_INX 0
30#define VI_QUEUE_INX 1
31#define BE_QUEUE_INX 2
32#define BK_QUEUE_INX 3
33#define BCN_QUEUE_INX 4
34#define MGT_QUEUE_INX 5
35#define HIGH_QUEUE_INX 6
36#define TXCMD_QUEUE_INX 7
37
38#define HW_QUEUE_ENTRY 8
39
40#define WEP_IV(pattrib_iv, dot11txpn, keyidx)\
41do {\
42 pattrib_iv[0] = dot11txpn._byte_.TSC0;\
43 pattrib_iv[1] = dot11txpn._byte_.TSC1;\
44 pattrib_iv[2] = dot11txpn._byte_.TSC2;\
45 pattrib_iv[3] = ((keyidx & 0x3) << 6);\
46 dot11txpn.val = (dot11txpn.val == 0xffffff) ? 0 : (dot11txpn.val + 1);\
47} while (0)
48
49#define TKIP_IV(pattrib_iv, dot11txpn, keyidx)\
50do {\
51 pattrib_iv[0] = dot11txpn._byte_.TSC1;\
52 pattrib_iv[1] = (dot11txpn._byte_.TSC1 | 0x20) & 0x7f;\
53 pattrib_iv[2] = dot11txpn._byte_.TSC0;\
54 pattrib_iv[3] = BIT(5) | ((keyidx & 0x3) << 6);\
55 pattrib_iv[4] = dot11txpn._byte_.TSC2;\
56 pattrib_iv[5] = dot11txpn._byte_.TSC3;\
57 pattrib_iv[6] = dot11txpn._byte_.TSC4;\
58 pattrib_iv[7] = dot11txpn._byte_.TSC5;\
59 dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0 : (dot11txpn.val + 1);\
60} while (0)
61
62#define AES_IV(pattrib_iv, dot11txpn, keyidx)\
63do { \
64 pattrib_iv[0] = dot11txpn._byte_.TSC0; \
65 pattrib_iv[1] = dot11txpn._byte_.TSC1; \
66 pattrib_iv[2] = 0; \
67 pattrib_iv[3] = BIT(5) | ((keyidx & 0x3) << 6); \
68 pattrib_iv[4] = dot11txpn._byte_.TSC2; \
69 pattrib_iv[5] = dot11txpn._byte_.TSC3; \
70 pattrib_iv[6] = dot11txpn._byte_.TSC4; \
71 pattrib_iv[7] = dot11txpn._byte_.TSC5; \
72 dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0 : (dot11txpn.val + 1);\
73} while (0)
74
75#define HWXMIT_ENTRY 4
76
77#define TXDESC_SIZE 32
78
79#define PACKET_OFFSET_SZ (8)
80#define TXDESC_OFFSET (TXDESC_SIZE + PACKET_OFFSET_SZ)
81
82struct tx_desc {
83
84 __le32 txdw0;
85 __le32 txdw1;
86 __le32 txdw2;
87 __le32 txdw3;
88 __le32 txdw4;
89 __le32 txdw5;
90 __le32 txdw6;
91 __le32 txdw7;
92};
93
94struct hw_xmit {
95 struct __queue *sta_queue;
96 int accnt;
97};
98
99
100struct pkt_attrib {
101 u8 type;
102 u8 subtype;
103 u8 bswenc;
104 u8 dhcp_pkt;
105 u16 ether_type;
106 u16 seqnum;
107 u16 hdrlen;
108 u32 pktlen;
109
110
111 u32 last_txcmdsz;
112 u8 nr_frags;
113 u8 encrypt;
114
115
116 u8 iv_len;
117 u8 icv_len;
118 u8 iv[18];
119 u8 icv[16];
120 u8 priority;
121 u8 ack_policy;
122 u8 mac_id;
123 u8 vcs_mode;
124 u8 dst[ETH_ALEN];
125 u8 src[ETH_ALEN];
126 u8 ta[ETH_ALEN];
127 u8 ra[ETH_ALEN];
128 u8 key_idx;
129 u8 qos_en;
130 u8 ht_en;
131 u8 raid;
132 u8 bwmode;
133 u8 ch_offset;
134 u8 sgi;
135 u8 ampdu_en;
136 u8 mdata;
137 u8 pctrl;
138 u8 triggered;
139 u8 qsel;
140 u8 eosp;
141 u8 rate;
142 u8 intel_proxim;
143 u8 retry_ctrl;
144 struct sta_info *psta;
145};
146
147#define WLANHDR_OFFSET 64
148
149#define NULL_FRAMETAG (0x0)
150#define DATA_FRAMETAG 0x01
151#define L2_FRAMETAG 0x02
152#define MGNT_FRAMETAG 0x03
153#define AMSDU_FRAMETAG 0x04
154
155#define EII_FRAMETAG 0x05
156#define IEEE8023_FRAMETAG 0x06
157
158#define MP_FRAMETAG 0x07
159
160#define TXAGG_FRAMETAG 0x08
161
162struct submit_ctx {
163 u32 submit_time;
164 u32 timeout_ms;
165 int status;
166 struct completion done;
167};
168
169enum {
170 RTW_SCTX_SUBMITTED = -1,
171 RTW_SCTX_DONE_SUCCESS = 0,
172 RTW_SCTX_DONE_UNKNOWN,
173 RTW_SCTX_DONE_TIMEOUT,
174 RTW_SCTX_DONE_BUF_ALLOC,
175 RTW_SCTX_DONE_BUF_FREE,
176 RTW_SCTX_DONE_WRITE_PORT_ERR,
177 RTW_SCTX_DONE_TX_DESC_NA,
178 RTW_SCTX_DONE_TX_DENY,
179 RTW_SCTX_DONE_CCX_PKT_FAIL,
180 RTW_SCTX_DONE_DRV_STOP,
181 RTW_SCTX_DONE_DEV_REMOVE,
182};
183
184void rtw_sctx_init(struct submit_ctx *sctx, int timeout_ms);
185int rtw_sctx_wait(struct submit_ctx *sctx);
186void rtw_sctx_done_err(struct submit_ctx **sctx, int status);
187
188struct xmit_buf {
189 struct list_head list;
190 struct adapter *padapter;
191 u8 *pallocated_buf;
192 u8 *pbuf;
193 void *priv_data;
194 u16 ext_tag;
195 u16 flags;
196 u32 len;
197 struct submit_ctx *sctx;
198 struct urb *pxmit_urb[8];
199};
200
201struct xmit_frame {
202 struct list_head list;
203 struct pkt_attrib attrib;
204 struct sk_buff *pkt;
205 int frame_tag;
206 struct adapter *padapter;
207 u8 *buf_addr;
208 struct xmit_buf *pxmitbuf;
209
210 u8 agg_num;
211 s8 pkt_offset;
212 u8 ack_report;
213};
214
215struct tx_servq {
216 struct list_head tx_pending;
217 struct __queue sta_pending;
218 int qcnt;
219};
220
221struct sta_xmit_priv {
222 spinlock_t lock;
223 int option;
224 int apsd_setting;
225
226
227 struct tx_servq be_q;
228 struct tx_servq bk_q;
229 struct tx_servq vi_q;
230 struct tx_servq vo_q;
231 struct list_head legacy_dz;
232 struct list_head apsd;
233 u16 txseq_tid[16];
234};
235
236struct hw_txqueue {
237 volatile int head;
238 volatile int tail;
239 volatile int free_sz;
240 volatile int free_cmdsz;
241 volatile int txsz[8];
242 uint ff_hwaddr;
243 uint cmd_hwaddr;
244 int ac_tag;
245};
246
247struct xmit_priv {
248 spinlock_t lock;
249 struct __queue be_pending;
250 struct __queue bk_pending;
251 struct __queue vi_pending;
252 struct __queue vo_pending;
253 struct __queue bm_pending;
254 u8 *pallocated_frame_buf;
255 u8 *pxmit_frame_buf;
256 uint free_xmitframe_cnt;
257 struct __queue free_xmit_queue;
258 uint frag_len;
259 struct adapter *adapter;
260 u8 vcs_setting;
261 u8 vcs;
262 u8 vcs_type;
263 u64 tx_bytes;
264 u64 tx_pkts;
265 u64 tx_drop;
266 u64 last_tx_bytes;
267 u64 last_tx_pkts;
268 struct hw_xmit *hwxmits;
269 u8 hwxmit_entry;
270 u8 wmm_para_seq[4];
271
272
273
274 u8 txirp_cnt;
275 struct tasklet_struct xmit_tasklet;
276
277 int beq_cnt;
278 int bkq_cnt;
279 int viq_cnt;
280 int voq_cnt;
281 struct __queue free_xmitbuf_queue;
282 struct __queue pending_xmitbuf_queue;
283 u8 *pallocated_xmitbuf;
284 u8 *pxmitbuf;
285 uint free_xmitbuf_cnt;
286 struct __queue free_xmit_extbuf_queue;
287 u8 *pallocated_xmit_extbuf;
288 u8 *pxmit_extbuf;
289 uint free_xmit_extbuf_cnt;
290 u16 nqos_ssn;
291 int ack_tx;
292 struct mutex ack_tx_mutex;
293 struct submit_ctx ack_tx_ops;
294};
295
296struct xmit_buf *rtw_alloc_xmitbuf_ext(struct xmit_priv *pxmitpriv);
297s32 rtw_free_xmitbuf_ext(struct xmit_priv *pxmitpriv,
298 struct xmit_buf *pxmitbuf);
299struct xmit_buf *rtw_alloc_xmitbuf(struct xmit_priv *pxmitpriv);
300s32 rtw_free_xmitbuf(struct xmit_priv *pxmitpriv,
301 struct xmit_buf *pxmitbuf);
302void rtw_count_tx_stats(struct adapter *padapter,
303 struct xmit_frame *pxmitframe, int sz);
304void rtw_update_protection(struct adapter *padapter, u8 *ie, uint ie_len);
305s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr,
306 struct pkt_attrib *pattrib);
307s32 rtw_put_snap(u8 *data, u16 h_proto);
308
309struct xmit_frame *rtw_alloc_xmitframe(struct xmit_priv *pxmitpriv);
310s32 rtw_free_xmitframe(struct xmit_priv *pxmitpriv,
311 struct xmit_frame *pxmitframe);
312void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv,
313 struct __queue *pframequeue);
314struct tx_servq *rtw_get_sta_pending(struct adapter *padapter,
315 struct sta_info *psta, int up, u8 *ac);
316s32 rtw_xmitframe_enqueue(struct adapter *padapter,
317 struct xmit_frame *pxmitframe);
318struct xmit_frame *rtw_dequeue_xframe(struct xmit_priv *pxmitpriv,
319 struct hw_xmit *phwxmit_i, int entry);
320
321s32 rtw_xmit_classifier(struct adapter *padapter,
322 struct xmit_frame *pxmitframe);
323s32 rtw_xmitframe_coalesce(struct adapter *padapter, struct sk_buff *pkt,
324 struct xmit_frame *pxmitframe);
325s32 _rtw_init_hw_txqueue(struct hw_txqueue *phw_txqueue, u8 ac_tag);
326void _rtw_init_sta_xmit_priv(struct sta_xmit_priv *psta_xmitpriv);
327s32 rtw_txframes_pending(struct adapter *padapter);
328s32 rtw_txframes_sta_ac_pending(struct adapter *padapter,
329 struct pkt_attrib *pattrib);
330void rtw_init_hwxmits(struct hw_xmit *phwxmit, int entry);
331s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter);
332void _rtw_free_xmit_priv(struct xmit_priv *pxmitpriv);
333s32 rtw_alloc_hwxmits(struct adapter *padapter);
334void rtw_free_hwxmits(struct adapter *padapter);
335s32 rtw_xmit(struct adapter *padapter, struct sk_buff **pkt);
336
337#if defined(CONFIG_88EU_AP_MODE)
338int xmitframe_enqueue_for_sleeping_sta(struct adapter *padapter, struct xmit_frame *pxmitframe);
339void stop_sta_xmit(struct adapter *padapter, struct sta_info *psta);
340void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta);
341void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *psta);
342#endif
343
344u8 qos_acm(u8 acm_mask, u8 priority);
345u32 rtw_get_ff_hwaddr(struct xmit_frame *pxmitframe);
346int rtw_ack_tx_wait(struct xmit_priv *pxmitpriv, u32 timeout_ms);
347void rtw_ack_tx_done(struct xmit_priv *pxmitpriv, int status);
348
349
350#include <xmit_osdep.h>
351
352#endif
353
