1 /******************************************************************************
3 * Copyright(c) 2009-2012 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 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
22 * Larry Finger <Larry.Finger@lwfinger.net>
24 *****************************************************************************/
26 #ifndef __RTL92CU_TRX_H__
27 #define __RTL92CU_TRX_H__
29 #define RTL92C_USB_BULK_IN_NUM 1
30 #define RTL92C_NUM_RX_URBS 8
31 #define RTL92C_NUM_TX_URBS 32
33 #define RTL92C_SIZE_MAX_RX_BUFFER 15360 /* 8192 */
34 #define RX_DRV_INFO_SIZE_UNIT 8
38 enum usb_rx_agg_mode {
45 #define TX_SELE_HQ BIT(0) /* High Queue */
46 #define TX_SELE_LQ BIT(1) /* Low Queue */
47 #define TX_SELE_NQ BIT(2) /* Normal Queue */
49 #define RTL_USB_TX_AGG_NUM_DESC 5
51 #define RTL_USB_RX_AGG_PAGE_NUM 4
52 #define RTL_USB_RX_AGG_PAGE_TIMEOUT 3
54 #define RTL_USB_RX_AGG_BLOCK_NUM 5
55 #define RTL_USB_RX_AGG_BLOCK_TIMEOUT 3
57 /*======================== rx status =========================================*/
59 struct rx_drv_info_92c {
61 * Driver info contain PHY status and other variabel size info
62 * PHY Status content as below
95 /* macros to read various fields in RX descriptor */
98 #define GET_RX_DESC_PKT_LEN(__rxdesc) \
99 LE_BITS_TO_4BYTE((__rxdesc), 0, 14)
100 #define GET_RX_DESC_CRC32(__rxdesc) \
101 LE_BITS_TO_4BYTE(__rxdesc, 14, 1)
102 #define GET_RX_DESC_ICV(__rxdesc) \
103 LE_BITS_TO_4BYTE(__rxdesc, 15, 1)
104 #define GET_RX_DESC_DRVINFO_SIZE(__rxdesc) \
105 LE_BITS_TO_4BYTE(__rxdesc, 16, 4)
106 #define GET_RX_DESC_SECURITY(__rxdesc) \
107 LE_BITS_TO_4BYTE(__rxdesc, 20, 3)
108 #define GET_RX_DESC_QOS(__rxdesc) \
109 LE_BITS_TO_4BYTE(__rxdesc, 23, 1)
110 #define GET_RX_DESC_SHIFT(__rxdesc) \
111 LE_BITS_TO_4BYTE(__rxdesc, 24, 2)
112 #define GET_RX_DESC_PHY_STATUS(__rxdesc) \
113 LE_BITS_TO_4BYTE(__rxdesc, 26, 1)
114 #define GET_RX_DESC_SWDEC(__rxdesc) \
115 LE_BITS_TO_4BYTE(__rxdesc, 27, 1)
116 #define GET_RX_DESC_LAST_SEG(__rxdesc) \
117 LE_BITS_TO_4BYTE(__rxdesc, 28, 1)
118 #define GET_RX_DESC_FIRST_SEG(__rxdesc) \
119 LE_BITS_TO_4BYTE(__rxdesc, 29, 1)
120 #define GET_RX_DESC_EOR(__rxdesc) \
121 LE_BITS_TO_4BYTE(__rxdesc, 30, 1)
122 #define GET_RX_DESC_OWN(__rxdesc) \
123 LE_BITS_TO_4BYTE(__rxdesc, 31, 1)
126 #define GET_RX_DESC_MACID(__rxdesc) \
127 LE_BITS_TO_4BYTE(__rxdesc + 4, 0, 5)
128 #define GET_RX_DESC_TID(__rxdesc) \
129 LE_BITS_TO_4BYTE(__rxdesc + 4, 5, 4)
130 #define GET_RX_DESC_PAGGR(__rxdesc) \
131 LE_BITS_TO_4BYTE(__rxdesc + 4, 14, 1)
132 #define GET_RX_DESC_FAGGR(__rxdesc) \
133 LE_BITS_TO_4BYTE(__rxdesc + 4, 15, 1)
134 #define GET_RX_DESC_A1_FIT(__rxdesc) \
135 LE_BITS_TO_4BYTE(__rxdesc + 4, 16, 4)
136 #define GET_RX_DESC_A2_FIT(__rxdesc) \
137 LE_BITS_TO_4BYTE(__rxdesc + 4, 20, 4)
138 #define GET_RX_DESC_PAM(__rxdesc) \
139 LE_BITS_TO_4BYTE(__rxdesc + 4, 24, 1)
140 #define GET_RX_DESC_PWR(__rxdesc) \
141 LE_BITS_TO_4BYTE(__rxdesc + 4, 25, 1)
142 #define GET_RX_DESC_MORE_DATA(__rxdesc) \
143 LE_BITS_TO_4BYTE(__rxdesc + 4, 26, 1)
144 #define GET_RX_DESC_MORE_FRAG(__rxdesc) \
145 LE_BITS_TO_4BYTE(__rxdesc + 4, 27, 1)
146 #define GET_RX_DESC_TYPE(__rxdesc) \
147 LE_BITS_TO_4BYTE(__rxdesc + 4, 28, 2)
148 #define GET_RX_DESC_MC(__rxdesc) \
149 LE_BITS_TO_4BYTE(__rxdesc + 4, 30, 1)
150 #define GET_RX_DESC_BC(__rxdesc) \
151 LE_BITS_TO_4BYTE(__rxdesc + 4, 31, 1)
154 #define GET_RX_DESC_SEQ(__rxdesc) \
155 LE_BITS_TO_4BYTE(__rxdesc + 8, 0, 12)
156 #define GET_RX_DESC_FRAG(__rxdesc) \
157 LE_BITS_TO_4BYTE(__rxdesc + 8, 12, 4)
158 #define GET_RX_DESC_USB_AGG_PKTNUM(__rxdesc) \
159 LE_BITS_TO_4BYTE(__rxdesc + 8, 16, 8)
160 #define GET_RX_DESC_NEXT_IND(__rxdesc) \
161 LE_BITS_TO_4BYTE(__rxdesc + 8, 30, 1)
164 #define GET_RX_DESC_RX_MCS(__rxdesc) \
165 LE_BITS_TO_4BYTE(__rxdesc + 12, 0, 6)
166 #define GET_RX_DESC_RX_HT(__rxdesc) \
167 LE_BITS_TO_4BYTE(__rxdesc + 12, 6, 1)
168 #define GET_RX_DESC_AMSDU(__rxdesc) \
169 LE_BITS_TO_4BYTE(__rxdesc + 12, 7, 1)
170 #define GET_RX_DESC_SPLCP(__rxdesc) \
171 LE_BITS_TO_4BYTE(__rxdesc + 12, 8, 1)
172 #define GET_RX_DESC_BW(__rxdesc) \
173 LE_BITS_TO_4BYTE(__rxdesc + 12, 9, 1)
174 #define GET_RX_DESC_HTC(__rxdesc) \
175 LE_BITS_TO_4BYTE(__rxdesc + 12, 10, 1)
176 #define GET_RX_DESC_TCP_CHK_RPT(__rxdesc) \
177 LE_BITS_TO_4BYTE(__rxdesc + 12, 11, 1)
178 #define GET_RX_DESC_IP_CHK_RPT(__rxdesc) \
179 LE_BITS_TO_4BYTE(__rxdesc + 12, 12, 1)
180 #define GET_RX_DESC_TCP_CHK_VALID(__rxdesc) \
181 LE_BITS_TO_4BYTE(__rxdesc + 12, 13, 1)
182 #define GET_RX_DESC_HWPC_ERR(__rxdesc) \
183 LE_BITS_TO_4BYTE(__rxdesc + 12, 14, 1)
184 #define GET_RX_DESC_HWPC_IND(__rxdesc) \
185 LE_BITS_TO_4BYTE(__rxdesc + 12, 15, 1)
186 #define GET_RX_DESC_IV0(__rxdesc) \
187 LE_BITS_TO_4BYTE(__rxdesc + 12, 16, 16)
190 #define GET_RX_DESC_IV1(__rxdesc) \
191 LE_BITS_TO_4BYTE(__rxdesc + 16, 0, 32)
194 #define GET_RX_DESC_TSFL(__rxdesc) \
195 LE_BITS_TO_4BYTE(__rxdesc + 20, 0, 32)
197 /*======================= tx desc ============================================*/
199 /* macros to set various fields in TX descriptor */
202 #define SET_TX_DESC_PKT_SIZE(__txdesc, __value) \
203 SET_BITS_TO_LE_4BYTE(__txdesc, 0, 16, __value)
204 #define SET_TX_DESC_OFFSET(__txdesc, __value) \
205 SET_BITS_TO_LE_4BYTE(__txdesc, 16, 8, __value)
206 #define SET_TX_DESC_BMC(__txdesc, __value) \
207 SET_BITS_TO_LE_4BYTE(__txdesc, 24, 1, __value)
208 #define SET_TX_DESC_HTC(__txdesc, __value) \
209 SET_BITS_TO_LE_4BYTE(__txdesc, 25, 1, __value)
210 #define SET_TX_DESC_LAST_SEG(__txdesc, __value) \
211 SET_BITS_TO_LE_4BYTE(__txdesc, 26, 1, __value)
212 #define SET_TX_DESC_FIRST_SEG(__txdesc, __value) \
213 SET_BITS_TO_LE_4BYTE(__txdesc, 27, 1, __value)
214 #define SET_TX_DESC_LINIP(__txdesc, __value) \
215 SET_BITS_TO_LE_4BYTE(__txdesc, 28, 1, __value)
216 #define SET_TX_DESC_NO_ACM(__txdesc, __value) \
217 SET_BITS_TO_LE_4BYTE(__txdesc, 29, 1, __value)
218 #define SET_TX_DESC_GF(__txdesc, __value) \
219 SET_BITS_TO_LE_4BYTE(__txdesc, 30, 1, __value)
220 #define SET_TX_DESC_OWN(__txdesc, __value) \
221 SET_BITS_TO_LE_4BYTE(__txdesc, 31, 1, __value)
225 #define SET_TX_DESC_MACID(__txdesc, __value) \
226 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 0, 5, __value)
227 #define SET_TX_DESC_AGG_ENABLE(__txdesc, __value) \
228 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 5, 1, __value)
229 #define SET_TX_DESC_AGG_BREAK(__txdesc, __value) \
230 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 6, 1, __value)
231 #define SET_TX_DESC_RDG_ENABLE(__txdesc, __value) \
232 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 7, 1, __value)
233 #define SET_TX_DESC_QUEUE_SEL(__txdesc, __value) \
234 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 8, 5, __value)
235 #define SET_TX_DESC_RDG_NAV_EXT(__txdesc, __value) \
236 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 13, 1, __value)
237 #define SET_TX_DESC_LSIG_TXOP_EN(__txdesc, __value) \
238 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 14, 1, __value)
239 #define SET_TX_DESC_PIFS(__txdesc, __value) \
240 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 15, 1, __value)
241 #define SET_TX_DESC_RATE_ID(__txdesc, __value) \
242 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 16, 4, __value)
243 #define SET_TX_DESC_RA_BRSR_ID(__txdesc, __value) \
244 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 16, 4, __value)
245 #define SET_TX_DESC_NAV_USE_HDR(__txdesc, __value) \
246 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 20, 1, __value)
247 #define SET_TX_DESC_EN_DESC_ID(__txdesc, __value) \
248 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 21, 1, __value)
249 #define SET_TX_DESC_SEC_TYPE(__txdesc, __value) \
250 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 22, 2, __value)
251 #define SET_TX_DESC_PKT_OFFSET(__txdesc, __value) \
252 SET_BITS_TO_LE_4BYTE(__txdesc + 4, 26, 5, __value)
255 #define SET_TX_DESC_RTS_RC(__txdesc, __value) \
256 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 0, 6, __value)
257 #define SET_TX_DESC_DATA_RC(__txdesc, __value) \
258 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 6, 6, __value)
259 #define SET_TX_DESC_BAR_RTY_TH(__txdesc, __value) \
260 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 14, 2, __value)
261 #define SET_TX_DESC_MORE_FRAG(__txdesc, __value) \
262 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 17, 1, __value)
263 #define SET_TX_DESC_RAW(__txdesc, __value) \
264 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 18, 1, __value)
265 #define SET_TX_DESC_CCX(__txdesc, __value) \
266 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 19, 1, __value)
267 #define SET_TX_DESC_AMPDU_DENSITY(__txdesc, __value) \
268 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 20, 3, __value)
269 #define SET_TX_DESC_ANTSEL_A(__txdesc, __value) \
270 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 24, 1, __value)
271 #define SET_TX_DESC_ANTSEL_B(__txdesc, __value) \
272 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 25, 1, __value)
273 #define SET_TX_DESC_TX_ANT_CCK(__txdesc, __value) \
274 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 26, 2, __value)
275 #define SET_TX_DESC_TX_ANTL(__txdesc, __value) \
276 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 28, 2, __value)
277 #define SET_TX_DESC_TX_ANT_HT(__txdesc, __value) \
278 SET_BITS_TO_LE_4BYTE(__txdesc + 8, 30, 2, __value)
281 #define SET_TX_DESC_NEXT_HEAP_PAGE(__txdesc, __value) \
282 SET_BITS_TO_LE_4BYTE(__txdesc + 12, 0, 8, __value)
283 #define SET_TX_DESC_TAIL_PAGE(__txdesc, __value) \
284 SET_BITS_TO_LE_4BYTE(__txdesc + 12, 8, 8, __value)
285 #define SET_TX_DESC_SEQ(__txdesc, __value) \
286 SET_BITS_TO_LE_4BYTE(__txdesc + 12, 16, 12, __value)
287 #define SET_TX_DESC_PKT_ID(__txdesc, __value) \
288 SET_BITS_TO_LE_4BYTE(__txdesc + 12, 28, 4, __value)
291 #define SET_TX_DESC_RTS_RATE(__txdesc, __value) \
292 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 0, 5, __value)
293 #define SET_TX_DESC_AP_DCFE(__txdesc, __value) \
294 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 5, 1, __value)
295 #define SET_TX_DESC_QOS(__txdesc, __value) \
296 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 6, 1, __value)
297 #define SET_TX_DESC_HWSEQ_EN(__txdesc, __value) \
298 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 7, 1, __value)
299 #define SET_TX_DESC_USE_RATE(__txdesc, __value) \
300 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 8, 1, __value)
301 #define SET_TX_DESC_DISABLE_RTS_FB(__txdesc, __value) \
302 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 9, 1, __value)
303 #define SET_TX_DESC_DISABLE_FB(__txdesc, __value) \
304 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 10, 1, __value)
305 #define SET_TX_DESC_CTS2SELF(__txdesc, __value) \
306 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 11, 1, __value)
307 #define SET_TX_DESC_RTS_ENABLE(__txdesc, __value) \
308 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 12, 1, __value)
309 #define SET_TX_DESC_HW_RTS_ENABLE(__txdesc, __value) \
310 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 13, 1, __value)
311 #define SET_TX_DESC_WAIT_DCTS(__txdesc, __value) \
312 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 18, 1, __value)
313 #define SET_TX_DESC_CTS2AP_EN(__txdesc, __value) \
314 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 19, 1, __value)
315 #define SET_TX_DESC_DATA_SC(__txdesc, __value) \
316 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 20, 2, __value)
317 #define SET_TX_DESC_DATA_STBC(__txdesc, __value) \
318 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 22, 2, __value)
319 #define SET_TX_DESC_DATA_SHORT(__txdesc, __value) \
320 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 24, 1, __value)
321 #define SET_TX_DESC_DATA_BW(__txdesc, __value) \
322 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 25, 1, __value)
323 #define SET_TX_DESC_RTS_SHORT(__txdesc, __value) \
324 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 26, 1, __value)
325 #define SET_TX_DESC_RTS_BW(__txdesc, __value) \
326 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 27, 1, __value)
327 #define SET_TX_DESC_RTS_SC(__txdesc, __value) \
328 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 28, 2, __value)
329 #define SET_TX_DESC_RTS_STBC(__txdesc, __value) \
330 SET_BITS_TO_LE_4BYTE(__txdesc + 16, 30, 2, __value)
333 #define SET_TX_DESC_TX_RATE(__pdesc, __val) \
334 SET_BITS_TO_LE_4BYTE(__pdesc + 20, 0, 6, __val)
335 #define SET_TX_DESC_DATA_SHORTGI(__pdesc, __val) \
336 SET_BITS_TO_LE_4BYTE(__pdesc + 20, 6, 1, __val)
337 #define SET_TX_DESC_CCX_TAG(__pdesc, __val) \
338 SET_BITS_TO_LE_4BYTE(__pdesc + 20, 7, 1, __val)
339 #define SET_TX_DESC_DATA_RATE_FB_LIMIT(__txdesc, __value) \
340 SET_BITS_TO_LE_4BYTE(__txdesc + 20, 8, 5, __value)
341 #define SET_TX_DESC_RTS_RATE_FB_LIMIT(__txdesc, __value) \
342 SET_BITS_TO_LE_4BYTE(__txdesc + 20, 13, 4, __value)
343 #define SET_TX_DESC_RETRY_LIMIT_ENABLE(__txdesc, __value) \
344 SET_BITS_TO_LE_4BYTE(__txdesc + 20, 17, 1, __value)
345 #define SET_TX_DESC_DATA_RETRY_LIMIT(__txdesc, __value) \
346 SET_BITS_TO_LE_4BYTE(__txdesc + 20, 18, 6, __value)
347 #define SET_TX_DESC_USB_TXAGG_NUM(__txdesc, __value) \
348 SET_BITS_TO_LE_4BYTE(__txdesc + 20, 24, 8, __value)
351 #define SET_TX_DESC_TXAGC_A(__txdesc, __value) \
352 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 0, 5, __value)
353 #define SET_TX_DESC_TXAGC_B(__txdesc, __value) \
354 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 5, 5, __value)
355 #define SET_TX_DESC_USB_MAX_LEN(__txdesc, __value) \
356 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 10, 1, __value)
357 #define SET_TX_DESC_MAX_AGG_NUM(__txdesc, __value) \
358 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 11, 5, __value)
359 #define SET_TX_DESC_MCSG1_MAX_LEN(__txdesc, __value) \
360 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 16, 4, __value)
361 #define SET_TX_DESC_MCSG2_MAX_LEN(__txdesc, __value) \
362 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 20, 4, __value)
363 #define SET_TX_DESC_MCSG3_MAX_LEN(__txdesc, __value) \
364 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 24, 4, __value)
365 #define SET_TX_DESC_MCSG7_MAX_LEN(__txdesc, __value) \
366 SET_BITS_TO_LE_4BYTE(__txdesc + 24, 28, 4, __value)
369 #define SET_TX_DESC_TX_DESC_CHECKSUM(__txdesc, __value) \
370 SET_BITS_TO_LE_4BYTE(__txdesc + 28, 0, 16, __value)
371 #define SET_TX_DESC_MCSG4_MAX_LEN(__txdesc, __value) \
372 SET_BITS_TO_LE_4BYTE(__txdesc + 28, 16, 4, __value)
373 #define SET_TX_DESC_MCSG5_MAX_LEN(__txdesc, __value) \
374 SET_BITS_TO_LE_4BYTE(__txdesc + 28, 20, 4, __value)
375 #define SET_TX_DESC_MCSG6_MAX_LEN(__txdesc, __value) \
376 SET_BITS_TO_LE_4BYTE(__txdesc + 28, 24, 4, __value)
377 #define SET_TX_DESC_MCSG15_MAX_LEN(__txdesc, __value) \
378 SET_BITS_TO_LE_4BYTE(__txdesc + 28, 28, 4, __value)
381 int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw);
382 u16 rtl8192cu_mq_to_hwq(__le16 fc, u16 mac80211_queue_index);
383 bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw,
384 struct rtl_stats *stats,
385 struct ieee80211_rx_status *rx_status,
386 u8 *p_desc, struct sk_buff *skb);
387 void rtl8192cu_rx_hdl(struct ieee80211_hw *hw, struct sk_buff * skb);
388 void rtl8192c_tx_cleanup(struct ieee80211_hw *hw, struct sk_buff *skb);
389 int rtl8192c_tx_post_hdl(struct ieee80211_hw *hw, struct urb *urb,
390 struct sk_buff *skb);
391 struct sk_buff *rtl8192c_tx_aggregate_hdl(struct ieee80211_hw *,
392 struct sk_buff_head *);
393 void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw,
394 struct ieee80211_hdr *hdr, u8 *pdesc_tx,
395 u8 *pbd_desc_tx, struct ieee80211_tx_info *info,
396 struct ieee80211_sta *sta,
399 struct rtl_tcb_desc *tcb_desc);
400 void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 * pDesc,
401 u32 buffer_len, bool bIsPsPoll);
402 void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw,
403 u8 *pdesc, bool b_firstseg,
404 bool b_lastseg, struct sk_buff *skb);