1 /******************************************************************************
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 ******************************************************************************/
18 #include <osdep_service.h>
19 #include <drv_types.h>
21 #define MAX_XMITBUF_SZ 2048
24 #define XMITBUF_ALIGN_SZ 512
26 /* xmit extension buff defination */
27 #define MAX_XMIT_EXTBUF_SZ 1536
28 #define NR_XMIT_EXTBUFF 32
32 #define XMIT_VO_QUEUE 0
33 #define XMIT_VI_QUEUE 1
34 #define XMIT_BE_QUEUE 2
35 #define XMIT_BK_QUEUE 3
37 #define VO_QUEUE_INX 0
38 #define VI_QUEUE_INX 1
39 #define BE_QUEUE_INX 2
40 #define BK_QUEUE_INX 3
41 #define BCN_QUEUE_INX 4
42 #define MGT_QUEUE_INX 5
43 #define HIGH_QUEUE_INX 6
44 #define TXCMD_QUEUE_INX 7
46 #define HW_QUEUE_ENTRY 8
48 #define WEP_IV(pattrib_iv, dot11txpn, keyidx) \
50 pattrib_iv[0] = dot11txpn._byte_.TSC0; \
51 pattrib_iv[1] = dot11txpn._byte_.TSC1; \
52 pattrib_iv[2] = dot11txpn._byte_.TSC2; \
53 pattrib_iv[3] = ((keyidx & 0x3) << 6); \
54 dot11txpn.val = (dot11txpn.val == 0xffffff) ? 0 : \
58 #define TKIP_IV(pattrib_iv, dot11txpn, keyidx) \
60 pattrib_iv[0] = dot11txpn._byte_.TSC1; \
61 pattrib_iv[1] = (dot11txpn._byte_.TSC1 | 0x20) & 0x7f; \
62 pattrib_iv[2] = dot11txpn._byte_.TSC0; \
63 pattrib_iv[3] = BIT(5) | ((keyidx & 0x3)<<6); \
64 pattrib_iv[4] = dot11txpn._byte_.TSC2; \
65 pattrib_iv[5] = dot11txpn._byte_.TSC3; \
66 pattrib_iv[6] = dot11txpn._byte_.TSC4; \
67 pattrib_iv[7] = dot11txpn._byte_.TSC5; \
68 dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0 : \
72 #define AES_IV(pattrib_iv, dot11txpn, keyidx)\
74 pattrib_iv[0] = dot11txpn._byte_.TSC0; \
75 pattrib_iv[1] = dot11txpn._byte_.TSC1; \
77 pattrib_iv[3] = BIT(5) | ((keyidx & 0x3) << 6); \
78 pattrib_iv[4] = dot11txpn._byte_.TSC2; \
79 pattrib_iv[5] = dot11txpn._byte_.TSC3; \
80 pattrib_iv[6] = dot11txpn._byte_.TSC4; \
81 pattrib_iv[7] = dot11txpn._byte_.TSC5; \
82 dot11txpn.val = dot11txpn.val == 0xffffffffffffULL ? 0 : \
86 #define HWXMIT_ENTRY 4
88 #define TXDESC_SIZE 32
90 #define PACKET_OFFSET_SZ 8
91 #define TXDESC_OFFSET (TXDESC_SIZE + PACKET_OFFSET_SZ)
106 struct tx_desc txdesc;
107 unsigned int value[TXDESC_SIZE>>2];
111 struct rtw_queue *sta_queue;
122 u16 pkt_hdrlen; /* the original 802.3 pkt header len */
123 u16 hdrlen; /* the WLAN Header Len */
124 u32 pktlen; /* the original 802.3 pkt raw_data len */
126 u32 encrypt; /* when 0 indicate no encrypt. */
135 u8 vcs_mode; /* virtual carrier sense method */
143 u8 raid;/* rate adpative id */
145 u8 ch_offset;/* PRIME_CHNL_OFFSET */
146 u8 sgi;/* short GI */
147 u8 ampdu_en;/* tx ampdu enable */
148 u8 mdata;/* more data bit */
149 u8 pctrl;/* per packet txdesc control enable */
150 u8 triggered;/* for ap mode handling Power Saving sta */
155 struct sta_info *psta;
158 #define WLANHDR_OFFSET 64
160 #define NULL_FRAMETAG 0x0
161 #define DATA_FRAMETAG 0x01
162 #define L2_FRAMETAG 0x02
163 #define MGNT_FRAMETAG 0x03
164 #define AMSDU_FRAMETAG 0x04
166 #define EII_FRAMETAG 0x05
167 #define IEEE8023_FRAMETAG 0x06
169 #define MP_FRAMETAG 0x07
171 #define TXAGG_FRAMETAG 0x08
174 u32 timeout_ms; /* <0: not synchronous, 0: wait forever,
175 * >0: up to ms waiting
177 int status; /* status for operation */
178 struct completion done;
182 RTW_SCTX_SUBMITTED = -1,
183 RTW_SCTX_DONE_SUCCESS = 0,
184 RTW_SCTX_DONE_UNKNOWN,
185 RTW_SCTX_DONE_TIMEOUT,
186 RTW_SCTX_DONE_BUF_ALLOC,
187 RTW_SCTX_DONE_BUF_FREE,
188 RTW_SCTX_DONE_WRITE_PORT_ERR,
189 RTW_SCTX_DONE_TX_DESC_NA,
190 RTW_SCTX_DONE_TX_DENY,
191 RTW_SCTX_DONE_CCX_PKT_FAIL,
192 RTW_SCTX_DONE_DRV_STOP,
193 RTW_SCTX_DONE_DEV_REMOVE,
196 void rtw_sctx_init23a(struct submit_ctx *sctx, int timeout_ms);
197 int rtw_sctx_wait23a(struct submit_ctx *sctx);
198 void rtw23a_sctx_done_err(struct submit_ctx **sctx, int status);
199 void rtw_sctx_done23a(struct submit_ctx **sctx);
202 struct list_head list, list2;
203 struct rtw_adapter *padapter;
209 u16 ext_tag; /* 0: Normal xmitbuf, 1: extension xmitbuf. */
213 struct submit_ctx *sctx;
215 struct urb *pxmit_urb[8];
218 #if defined(DBG_XMIT_BUF) || defined(DBG_XMIT_BUF_EXT)
224 struct list_head list;
225 struct pkt_attrib attrib;
228 struct rtw_adapter *padapter;
230 struct xmit_buf *pxmitbuf;
236 u8 ext_tag; /* 0:data, 1:mgmt */
240 struct list_head tx_pending;
241 struct rtw_queue sta_pending;
245 struct sta_xmit_priv {
248 int apsd_setting; /* When bit mask is on, the associated edca
249 * queue supports APSD.
251 struct tx_servq be_q; /* priority == 0,3 */
252 struct tx_servq bk_q; /* priority == 1,2 */
253 struct tx_servq vi_q; /* priority == 4,5 */
254 struct tx_servq vo_q; /* priority == 6,7 */
255 struct list_head legacy_dz;
256 struct list_head apsd;
263 volatile int free_sz; /* in units of 64 bytes */
264 volatile int free_cmdsz;
265 volatile int txsz[8];
271 struct agg_pkt_info {
279 struct semaphore xmit_sema;
280 struct semaphore terminate_xmitthread_sema;
282 struct rtw_queue be_pending;
283 struct rtw_queue bk_pending;
284 struct rtw_queue vi_pending;
285 struct rtw_queue vo_pending;
286 struct rtw_queue bm_pending;
288 int free_xmitframe_cnt;
289 struct rtw_queue free_xmit_queue;
291 int free_xframe_ext_cnt;
292 struct rtw_queue free_xframe_ext_queue;
296 struct rtw_adapter *adapter;
308 struct hw_xmit *hwxmits;
311 u8 wmm_para_seq[4];/* sequence for wmm ac parameter strength from
312 * large to small. it's value is 0->vo, 1->vi,
316 struct semaphore tx_retevt;/* all tx return event; */
319 struct tasklet_struct xmit_tasklet;
320 /* per AC pending irp */
326 struct rtw_queue free_xmitbuf_queue;
327 struct list_head xmitbuf_list; /* track buffers for cleanup */
328 struct rtw_queue pending_xmitbuf_queue;
329 uint free_xmitbuf_cnt;
331 struct rtw_queue free_xmit_extbuf_queue;
332 struct list_head xmitextbuf_list; /* track buffers for cleanup */
333 uint free_xmit_extbuf_cnt;
337 struct mutex ack_tx_mutex;
338 struct submit_ctx ack_tx_ops;
339 spinlock_t lock_sctx;
342 struct xmit_buf *rtw_alloc_xmitbuf23a_ext(struct xmit_priv *pxmitpriv);
343 s32 rtw_free_xmitbuf_ext23a(struct xmit_priv *pxmitpriv,
344 struct xmit_buf *pxmitbuf);
346 struct xmit_buf *rtw_alloc_xmitbuf23a(struct xmit_priv *pxmitpriv);
347 s32 rtw_free_xmitbuf23a(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf);
349 void rtw_count_tx_stats23a(struct rtw_adapter *padapter,
350 struct xmit_frame *pxmitframe, int sz);
351 void rtw_update_protection23a(struct rtw_adapter *padapter, u8 *ie, uint ie_len);
352 s32 rtw_put_snap23a(u8 *data, u16 h_proto);
353 struct xmit_frame *rtw_alloc_xmitframe23a_ext(struct xmit_priv *pxmitpriv);
354 struct xmit_frame *rtw_alloc_xmitframe23a_once(struct xmit_priv *pxmitpriv);
355 s32 rtw_free_xmitframe23a(struct xmit_priv *pxmitpriv,
356 struct xmit_frame *pxmitframe);
357 void rtw_free_xmitframe_queue23a(struct xmit_priv *pxmitpriv, struct rtw_queue *pframequeue);
358 struct tx_servq *rtw_get_sta_pending23a(struct rtw_adapter *padapter,
359 struct sta_info *psta, int up, u8 *ac);
360 s32 rtw_xmitframe_enqueue23a(struct rtw_adapter *padapter,
361 struct xmit_frame *pxmitframe);
362 struct xmit_frame *rtw_dequeue_xframe23a(struct xmit_priv *pxmitpriv,
363 struct hw_xmit *phwxmit_i, int entry);
364 s32 rtw_xmit23a_classifier(struct rtw_adapter *padapter,
365 struct xmit_frame *pxmitframe);
366 u32 rtw_calculate_wlan_pkt_size_by_attribue23a(struct pkt_attrib *pattrib);
367 #define rtw_wlan_pkt_size(f) rtw_calculate_wlan_pkt_size_by_attribue23a(&f->attrib)
368 s32 rtw_xmitframe_coalesce23a(struct rtw_adapter *padapter, struct sk_buff *pkt,
369 struct xmit_frame *pxmitframe);
370 s32 _rtw_init_hw_txqueue(struct hw_txqueue *phw_txqueue, u8 ac_tag);
371 void _rtw_init_sta_xmit_priv23a(struct sta_xmit_priv *psta_xmitpriv);
373 s32 rtw_txframes_pending23a(struct rtw_adapter *padapter);
374 s32 rtw_txframes_sta_ac_pending23a(struct rtw_adapter *padapter,
375 struct pkt_attrib *pattrib);
376 void rtw_init_hwxmits23a(struct hw_xmit *phwxmit, int entry);
377 int _rtw_init_xmit_priv23a(struct xmit_priv *pxmitpriv,
378 struct rtw_adapter *padapter);
379 void _rtw_free_xmit_priv23a(struct xmit_priv *pxmitpriv);
380 void rtw_alloc_hwxmits23a(struct rtw_adapter *padapter);
381 void rtw_free_hwxmits23a(struct rtw_adapter *padapter);
382 int rtw_xmit23a(struct rtw_adapter *padapter, struct sk_buff *pkt);
383 #if defined(CONFIG_8723AU_AP_MODE)
384 int xmitframe_enqueue_for_sleeping_sta23a(struct rtw_adapter *padapter,
385 struct xmit_frame *pxmitframe);
386 void stop_sta_xmit23a(struct rtw_adapter *padapter, struct sta_info *psta);
387 void wakeup_sta_to_xmit23a(struct rtw_adapter *padapter, struct sta_info *psta);
388 void xmit_delivery_enabled_frames23a(struct rtw_adapter *padapter,
389 struct sta_info *psta);
391 u8 qos_acm23a(u8 acm_mask, u8 priority);
392 u32 rtw_get_ff_hwaddr23a(struct xmit_frame *pxmitframe);
393 int rtw_ack_tx_wait23a(struct xmit_priv *pxmitpriv, u32 timeout_ms);
394 void rtw_ack_tx_done23a(struct xmit_priv *pxmitpriv, int status);
396 /* include after declaring struct xmit_buf, in order to avoid warning */
397 #include <xmit_osdep.h>
399 #endif /* _RTL871X_XMIT_H_ */