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f0eb856e LF |
1 | /****************************************************************************** |
2 | * | |
3 | * Copyright(c) 2009-2013 Realtek Corporation. | |
4 | * | |
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. | |
8 | * | |
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 | |
12 | * more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along with | |
15 | * this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA | |
17 | * | |
18 | * The full GNU General Public License is included in this distribution in the | |
19 | * file called LICENSE. | |
20 | * | |
21 | * Contact Information: | |
22 | * wlanfae <wlanfae@realtek.com> | |
23 | * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, | |
24 | * Hsinchu 300, Taiwan. | |
25 | * | |
26 | * Larry Finger <Larry.Finger@lwfinger.net> | |
27 | * | |
28 | *****************************************************************************/ | |
29 | ||
2a2ac756 CCC |
30 | #include "../wifi.h" |
31 | #include "../pci.h" | |
32 | #include "../base.h" | |
33 | #include "../stats.h" | |
f0eb856e LF |
34 | #include "reg.h" |
35 | #include "def.h" | |
36 | #include "phy.h" | |
37 | #include "trx.h" | |
38 | #include "led.h" | |
39 | #include "dm.h" | |
40 | ||
41 | static u8 _rtl88ee_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue) | |
42 | { | |
43 | __le16 fc = rtl_get_fc(skb); | |
44 | ||
45 | if (unlikely(ieee80211_is_beacon(fc))) | |
46 | return QSLT_BEACON; | |
47 | if (ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc)) | |
48 | return QSLT_MGNT; | |
49 | ||
50 | return skb->priority; | |
51 | } | |
52 | ||
53 | static void _rtl88ee_query_rxphystatus(struct ieee80211_hw *hw, | |
54 | struct rtl_stats *pstatus, u8 *pdesc, | |
55 | struct rx_fwinfo_88e *p_drvinfo, | |
56 | bool bpacket_match_bssid, | |
57 | bool bpacket_toself, bool packet_beacon) | |
58 | { | |
59 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
60 | struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv); | |
61 | struct phy_sts_cck_8192s_t *cck_buf; | |
62 | struct phy_status_rpt *phystrpt = (struct phy_status_rpt *)p_drvinfo; | |
63 | struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw)); | |
64 | char rx_pwr_all = 0, rx_pwr[4]; | |
65 | u8 rf_rx_num = 0, evm, pwdb_all; | |
66 | u8 i, max_spatial_stream; | |
67 | u32 rssi, total_rssi = 0; | |
68 | bool is_cck = pstatus->is_cck; | |
69 | u8 lan_idx, vga_idx; | |
70 | ||
71 | /* Record it for next packet processing */ | |
72 | pstatus->packet_matchbssid = bpacket_match_bssid; | |
73 | pstatus->packet_toself = bpacket_toself; | |
74 | pstatus->packet_beacon = packet_beacon; | |
75 | pstatus->rx_mimo_sig_qual[0] = -1; | |
76 | pstatus->rx_mimo_sig_qual[1] = -1; | |
77 | ||
78 | if (is_cck) { | |
79 | u8 cck_hipwr; | |
80 | u8 cck_agc_rpt; | |
81 | /* CCK Driver info Structure is not the same as OFDM packet. */ | |
82 | cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo; | |
83 | cck_agc_rpt = cck_buf->cck_agc_rpt; | |
84 | ||
85 | /* (1)Hardware does not provide RSSI for CCK | |
86 | * (2)PWDB, Average PWDB cacluated by | |
87 | * hardware (for rate adaptive) | |
88 | */ | |
89 | if (ppsc->rfpwr_state == ERFON) | |
90 | cck_hipwr = rtl_get_bbreg(hw, RFPGA0_XA_HSSIPARAMETER2, | |
91 | BIT(9)); | |
92 | else | |
93 | cck_hipwr = false; | |
94 | ||
95 | lan_idx = ((cck_agc_rpt & 0xE0) >> 5); | |
96 | vga_idx = (cck_agc_rpt & 0x1f); | |
97 | switch (lan_idx) { | |
98 | case 7: | |
99 | if (vga_idx <= 27) | |
100 | rx_pwr_all = -100 + 2 * (27 - vga_idx); | |
101 | else | |
102 | rx_pwr_all = -100; | |
103 | break; | |
104 | case 6: | |
105 | rx_pwr_all = -48 + 2 * (2 - vga_idx); /*VGA_idx = 2~0*/ | |
106 | break; | |
107 | case 5: | |
108 | rx_pwr_all = -42 + 2 * (7 - vga_idx); /*VGA_idx = 7~5*/ | |
109 | break; | |
110 | case 4: | |
111 | rx_pwr_all = -36 + 2 * (7 - vga_idx); /*VGA_idx = 7~4*/ | |
112 | break; | |
113 | case 3: | |
114 | rx_pwr_all = -24 + 2 * (7 - vga_idx); /*VGA_idx = 7~0*/ | |
115 | break; | |
116 | case 2: | |
117 | if (cck_hipwr) | |
118 | rx_pwr_all = -12 + 2 * (5 - vga_idx); | |
119 | else | |
120 | rx_pwr_all = -6 + 2 * (5 - vga_idx); | |
121 | break; | |
122 | case 1: | |
123 | rx_pwr_all = 8 - 2 * vga_idx; | |
124 | break; | |
125 | case 0: | |
126 | rx_pwr_all = 14 - 2 * vga_idx; | |
127 | break; | |
128 | default: | |
129 | break; | |
130 | } | |
131 | rx_pwr_all += 6; | |
132 | pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); | |
133 | /* CCK gain is smaller than OFDM/MCS gain, | |
134 | * so we add gain diff by experiences, | |
135 | * the val is 6 | |
136 | */ | |
137 | pwdb_all += 6; | |
138 | if (pwdb_all > 100) | |
139 | pwdb_all = 100; | |
140 | /* modify the offset to make the same | |
141 | * gain index with OFDM. | |
142 | */ | |
143 | if (pwdb_all > 34 && pwdb_all <= 42) | |
144 | pwdb_all -= 2; | |
145 | else if (pwdb_all > 26 && pwdb_all <= 34) | |
146 | pwdb_all -= 6; | |
147 | else if (pwdb_all > 14 && pwdb_all <= 26) | |
148 | pwdb_all -= 8; | |
149 | else if (pwdb_all > 4 && pwdb_all <= 14) | |
150 | pwdb_all -= 4; | |
151 | if (cck_hipwr == false) { | |
152 | if (pwdb_all >= 80) | |
153 | pwdb_all = ((pwdb_all - 80)<<1) + | |
154 | ((pwdb_all - 80)>>1) + 80; | |
155 | else if ((pwdb_all <= 78) && (pwdb_all >= 20)) | |
156 | pwdb_all += 3; | |
157 | if (pwdb_all > 100) | |
158 | pwdb_all = 100; | |
159 | } | |
160 | ||
161 | pstatus->rx_pwdb_all = pwdb_all; | |
162 | pstatus->recvsignalpower = rx_pwr_all; | |
163 | ||
164 | /* (3) Get Signal Quality (EVM) */ | |
165 | if (bpacket_match_bssid) { | |
166 | u8 sq; | |
167 | ||
168 | if (pstatus->rx_pwdb_all > 40) { | |
169 | sq = 100; | |
170 | } else { | |
171 | sq = cck_buf->sq_rpt; | |
172 | if (sq > 64) | |
173 | sq = 0; | |
174 | else if (sq < 20) | |
175 | sq = 100; | |
176 | else | |
177 | sq = ((64 - sq) * 100) / 44; | |
178 | } | |
179 | ||
180 | pstatus->signalquality = sq; | |
181 | pstatus->rx_mimo_sig_qual[0] = sq; | |
182 | pstatus->rx_mimo_sig_qual[1] = -1; | |
183 | } | |
184 | } else { | |
185 | rtlpriv->dm.rfpath_rxenable[0] = | |
186 | rtlpriv->dm.rfpath_rxenable[1] = true; | |
187 | ||
188 | /* (1)Get RSSI for HT rate */ | |
189 | for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) { | |
190 | /* we will judge RF RX path now. */ | |
191 | if (rtlpriv->dm.rfpath_rxenable[i]) | |
192 | rf_rx_num++; | |
193 | ||
194 | rx_pwr[i] = ((p_drvinfo->gain_trsw[i] & 0x3f) * 2)-110; | |
195 | ||
196 | /* Translate DBM to percentage. */ | |
197 | rssi = rtl_query_rxpwrpercentage(rx_pwr[i]); | |
198 | total_rssi += rssi; | |
199 | ||
200 | /* Get Rx snr value in DB */ | |
201 | rtlpriv->stats.rx_snr_db[i] = p_drvinfo->rxsnr[i] / 2; | |
202 | ||
203 | /* Record Signal Strength for next packet */ | |
204 | if (bpacket_match_bssid) | |
205 | pstatus->rx_mimo_signalstrength[i] = (u8) rssi; | |
206 | } | |
207 | ||
208 | /* (2)PWDB, Average PWDB cacluated by | |
209 | * hardware (for rate adaptive) | |
210 | */ | |
211 | rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110; | |
212 | ||
213 | pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); | |
214 | pstatus->rx_pwdb_all = pwdb_all; | |
215 | pstatus->rxpower = rx_pwr_all; | |
216 | pstatus->recvsignalpower = rx_pwr_all; | |
217 | ||
218 | /* (3)EVM of HT rate */ | |
219 | if (pstatus->is_ht && pstatus->rate >= DESC92C_RATEMCS8 && | |
220 | pstatus->rate <= DESC92C_RATEMCS15) | |
221 | max_spatial_stream = 2; | |
222 | else | |
223 | max_spatial_stream = 1; | |
224 | ||
225 | for (i = 0; i < max_spatial_stream; i++) { | |
226 | evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]); | |
227 | ||
228 | if (bpacket_match_bssid) { | |
229 | /* Fill value in RFD, Get the first | |
230 | * spatial stream only | |
231 | */ | |
232 | if (i == 0) | |
233 | pstatus->signalquality = evm & 0xff; | |
234 | pstatus->rx_mimo_sig_qual[i] = evm & 0xff; | |
235 | } | |
236 | } | |
237 | } | |
238 | ||
239 | /* UI BSS List signal strength(in percentage), | |
240 | * make it good looking, from 0~100. | |
241 | */ | |
242 | if (is_cck) | |
243 | pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, | |
244 | pwdb_all)); | |
245 | else if (rf_rx_num != 0) | |
246 | pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw, | |
247 | total_rssi /= rf_rx_num)); | |
248 | /*HW antenna diversity*/ | |
249 | rtldm->fat_table.antsel_rx_keep_0 = phystrpt->ant_sel; | |
250 | rtldm->fat_table.antsel_rx_keep_1 = phystrpt->ant_sel_b; | |
251 | rtldm->fat_table.antsel_rx_keep_2 = phystrpt->antsel_rx_keep_2; | |
252 | } | |
253 | ||
254 | static void _rtl88ee_smart_antenna(struct ieee80211_hw *hw, | |
255 | struct rtl_stats *pstatus) | |
256 | { | |
257 | struct rtl_dm *rtldm = rtl_dm(rtl_priv(hw)); | |
258 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
259 | u8 ant_mux; | |
260 | struct fast_ant_training *pfat = &(rtldm->fat_table); | |
261 | ||
262 | if (rtlefuse->antenna_div_type == CG_TRX_SMART_ANTDIV) { | |
263 | if (pfat->fat_state == FAT_TRAINING_STATE) { | |
264 | if (pstatus->packet_toself) { | |
265 | ant_mux = (pfat->antsel_rx_keep_2 << 2) | | |
266 | (pfat->antsel_rx_keep_1 << 1) | | |
267 | pfat->antsel_rx_keep_0; | |
268 | pfat->ant_sum[ant_mux] += pstatus->rx_pwdb_all; | |
269 | pfat->ant_cnt[ant_mux]++; | |
270 | } | |
271 | } | |
272 | } else if ((rtlefuse->antenna_div_type == CG_TRX_HW_ANTDIV) || | |
273 | (rtlefuse->antenna_div_type == CGCS_RX_HW_ANTDIV)) { | |
274 | if (pstatus->packet_toself || pstatus->packet_matchbssid) { | |
275 | ant_mux = (pfat->antsel_rx_keep_2 << 2) | | |
276 | (pfat->antsel_rx_keep_1 << 1) | | |
277 | pfat->antsel_rx_keep_0; | |
278 | rtl88e_dm_ant_sel_statistics(hw, ant_mux, 0, | |
279 | pstatus->rx_pwdb_all); | |
280 | } | |
281 | } | |
282 | } | |
283 | ||
284 | static void _rtl88ee_translate_rx_signal_stuff(struct ieee80211_hw *hw, | |
285 | struct sk_buff *skb, struct rtl_stats *pstatus, | |
286 | u8 *pdesc, struct rx_fwinfo_88e *p_drvinfo) | |
287 | { | |
288 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
289 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
290 | struct ieee80211_hdr *hdr; | |
291 | u8 *tmp_buf; | |
292 | u8 *praddr; | |
293 | u8 *psaddr; | |
294 | __le16 fc; | |
295 | u16 type, ufc; | |
296 | bool match_bssid, packet_toself, packet_beacon, addr; | |
297 | ||
298 | tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift; | |
299 | ||
300 | hdr = (struct ieee80211_hdr *)tmp_buf; | |
301 | fc = hdr->frame_control; | |
302 | ufc = le16_to_cpu(fc); | |
303 | type = WLAN_FC_GET_TYPE(fc); | |
304 | praddr = hdr->addr1; | |
305 | psaddr = ieee80211_get_SA(hdr); | |
306 | memcpy(pstatus->psaddr, psaddr, ETH_ALEN); | |
307 | ||
7367d0b5 JP |
308 | addr = ether_addr_equal(mac->bssid, |
309 | (ufc & IEEE80211_FCTL_TODS) ? hdr->addr1 : | |
310 | (ufc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 : | |
311 | hdr->addr3); | |
f0eb856e LF |
312 | match_bssid = ((IEEE80211_FTYPE_CTL != type) && (!pstatus->hwerror) && |
313 | (!pstatus->crc) && (!pstatus->icv)) && addr; | |
314 | ||
7367d0b5 | 315 | addr = ether_addr_equal(praddr, rtlefuse->dev_addr); |
f0eb856e LF |
316 | packet_toself = match_bssid && addr; |
317 | ||
318 | if (ieee80211_is_beacon(fc)) | |
319 | packet_beacon = true; | |
320 | ||
321 | _rtl88ee_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo, | |
322 | match_bssid, packet_toself, packet_beacon); | |
323 | _rtl88ee_smart_antenna(hw, pstatus); | |
324 | rtl_process_phyinfo(hw, tmp_buf, pstatus); | |
325 | } | |
326 | ||
327 | static void insert_em(struct rtl_tcb_desc *ptcb_desc, u8 *virtualaddress) | |
328 | { | |
329 | u32 dwtmp = 0; | |
330 | ||
331 | memset(virtualaddress, 0, 8); | |
332 | ||
333 | SET_EARLYMODE_PKTNUM(virtualaddress, ptcb_desc->empkt_num); | |
334 | if (ptcb_desc->empkt_num == 1) { | |
335 | dwtmp = ptcb_desc->empkt_len[0]; | |
336 | } else { | |
337 | dwtmp = ptcb_desc->empkt_len[0]; | |
338 | dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; | |
339 | dwtmp += ptcb_desc->empkt_len[1]; | |
340 | } | |
341 | SET_EARLYMODE_LEN0(virtualaddress, dwtmp); | |
342 | ||
343 | if (ptcb_desc->empkt_num <= 3) { | |
344 | dwtmp = ptcb_desc->empkt_len[2]; | |
345 | } else { | |
346 | dwtmp = ptcb_desc->empkt_len[2]; | |
347 | dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; | |
348 | dwtmp += ptcb_desc->empkt_len[3]; | |
349 | } | |
350 | SET_EARLYMODE_LEN1(virtualaddress, dwtmp); | |
351 | if (ptcb_desc->empkt_num <= 5) { | |
352 | dwtmp = ptcb_desc->empkt_len[4]; | |
353 | } else { | |
354 | dwtmp = ptcb_desc->empkt_len[4]; | |
355 | dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; | |
356 | dwtmp += ptcb_desc->empkt_len[5]; | |
357 | } | |
358 | SET_EARLYMODE_LEN2_1(virtualaddress, dwtmp & 0xF); | |
359 | SET_EARLYMODE_LEN2_2(virtualaddress, dwtmp >> 4); | |
360 | if (ptcb_desc->empkt_num <= 7) { | |
361 | dwtmp = ptcb_desc->empkt_len[6]; | |
362 | } else { | |
363 | dwtmp = ptcb_desc->empkt_len[6]; | |
364 | dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; | |
365 | dwtmp += ptcb_desc->empkt_len[7]; | |
366 | } | |
367 | SET_EARLYMODE_LEN3(virtualaddress, dwtmp); | |
368 | if (ptcb_desc->empkt_num <= 9) { | |
369 | dwtmp = ptcb_desc->empkt_len[8]; | |
370 | } else { | |
371 | dwtmp = ptcb_desc->empkt_len[8]; | |
372 | dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4; | |
373 | dwtmp += ptcb_desc->empkt_len[9]; | |
374 | } | |
375 | SET_EARLYMODE_LEN4(virtualaddress, dwtmp); | |
376 | } | |
377 | ||
378 | bool rtl88ee_rx_query_desc(struct ieee80211_hw *hw, | |
379 | struct rtl_stats *status, | |
380 | struct ieee80211_rx_status *rx_status, | |
381 | u8 *pdesc, struct sk_buff *skb) | |
382 | { | |
383 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
384 | struct rx_fwinfo_88e *p_drvinfo; | |
385 | struct ieee80211_hdr *hdr; | |
386 | ||
387 | u32 phystatus = GET_RX_DESC_PHYST(pdesc); | |
388 | status->packet_report_type = (u8)GET_RX_STATUS_DESC_RPT_SEL(pdesc); | |
389 | if (status->packet_report_type == TX_REPORT2) | |
390 | status->length = (u16) GET_RX_RPT2_DESC_PKT_LEN(pdesc); | |
391 | else | |
392 | status->length = (u16) GET_RX_DESC_PKT_LEN(pdesc); | |
393 | status->rx_drvinfo_size = (u8) GET_RX_DESC_DRV_INFO_SIZE(pdesc) * | |
394 | RX_DRV_INFO_SIZE_UNIT; | |
395 | status->rx_bufshift = (u8) (GET_RX_DESC_SHIFT(pdesc) & 0x03); | |
396 | status->icv = (u16) GET_RX_DESC_ICV(pdesc); | |
397 | status->crc = (u16) GET_RX_DESC_CRC32(pdesc); | |
398 | status->hwerror = (status->crc | status->icv); | |
399 | status->decrypted = !GET_RX_DESC_SWDEC(pdesc); | |
400 | status->rate = (u8) GET_RX_DESC_RXMCS(pdesc); | |
401 | status->shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc); | |
402 | status->isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1); | |
403 | status->isfirst_ampdu = (bool) ((GET_RX_DESC_PAGGR(pdesc) == 1) && | |
404 | (GET_RX_DESC_FAGGR(pdesc) == 1)); | |
405 | if (status->packet_report_type == NORMAL_RX) | |
406 | status->timestamp_low = GET_RX_DESC_TSFL(pdesc); | |
407 | status->rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(pdesc); | |
408 | status->is_ht = (bool)GET_RX_DESC_RXHT(pdesc); | |
409 | ||
410 | status->is_cck = RTL8188_RX_HAL_IS_CCK_RATE(status->rate); | |
411 | ||
412 | status->macid = GET_RX_DESC_MACID(pdesc); | |
413 | if (GET_RX_STATUS_DESC_MAGIC_MATCH(pdesc)) | |
414 | status->wake_match = BIT(2); | |
415 | else if (GET_RX_STATUS_DESC_MAGIC_MATCH(pdesc)) | |
416 | status->wake_match = BIT(1); | |
417 | else if (GET_RX_STATUS_DESC_UNICAST_MATCH(pdesc)) | |
418 | status->wake_match = BIT(0); | |
419 | else | |
420 | status->wake_match = 0; | |
421 | if (status->wake_match) | |
422 | RT_TRACE(rtlpriv, COMP_RXDESC, DBG_LOUD, | |
423 | "Get Wakeup Packet!! WakeMatch =%d\n", | |
424 | status->wake_match); | |
655d8e23 JL |
425 | rx_status->freq = hw->conf.chandef.chan->center_freq; |
426 | rx_status->band = hw->conf.chandef.chan->band; | |
f0eb856e LF |
427 | |
428 | if (status->crc) | |
429 | rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; | |
430 | ||
431 | if (status->rx_is40Mhzpacket) | |
432 | rx_status->flag |= RX_FLAG_40MHZ; | |
433 | ||
434 | if (status->is_ht) | |
435 | rx_status->flag |= RX_FLAG_HT; | |
436 | ||
437 | rx_status->flag |= RX_FLAG_MACTIME_START; | |
438 | ||
439 | /* hw will set status->decrypted true, if it finds the | |
440 | * frame is open data frame or mgmt frame. | |
441 | * So hw will not decryption robust managment frame | |
442 | * for IEEE80211w but still set status->decrypted | |
443 | * true, so here we should set it back to undecrypted | |
444 | * for IEEE80211w frame, and mac80211 sw will help | |
445 | * to decrypt it | |
446 | */ | |
447 | if (status->decrypted) { | |
448 | hdr = (struct ieee80211_hdr *)(skb->data + | |
449 | status->rx_drvinfo_size + status->rx_bufshift); | |
450 | ||
451 | if (!hdr) { | |
452 | /* During testing, hdr was NULL */ | |
453 | return false; | |
454 | } | |
455 | if ((ieee80211_is_robust_mgmt_frame(hdr)) && | |
456 | (ieee80211_has_protected(hdr->frame_control))) | |
457 | rx_status->flag &= ~RX_FLAG_DECRYPTED; | |
458 | else | |
459 | rx_status->flag |= RX_FLAG_DECRYPTED; | |
460 | } | |
461 | ||
462 | /* rate_idx: index of data rate into band's | |
463 | * supported rates or MCS index if HT rates | |
464 | * are use (RX_FLAG_HT) | |
465 | * Notice: this is diff with windows define | |
466 | */ | |
467 | rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht, | |
468 | status->rate, false); | |
469 | ||
470 | rx_status->mactime = status->timestamp_low; | |
471 | if (phystatus == true) { | |
472 | p_drvinfo = (struct rx_fwinfo_88e *)(skb->data + | |
473 | status->rx_bufshift); | |
474 | ||
475 | _rtl88ee_translate_rx_signal_stuff(hw, skb, status, pdesc, | |
476 | p_drvinfo); | |
477 | } | |
478 | ||
479 | /*rx_status->qual = status->signal; */ | |
480 | rx_status->signal = status->recvsignalpower + 10; | |
481 | /*rx_status->noise = -status->noise; */ | |
482 | if (status->packet_report_type == TX_REPORT2) { | |
483 | status->macid_valid_entry[0] = | |
484 | GET_RX_RPT2_DESC_MACID_VALID_1(pdesc); | |
485 | status->macid_valid_entry[1] = | |
486 | GET_RX_RPT2_DESC_MACID_VALID_2(pdesc); | |
487 | } | |
488 | return true; | |
489 | } | |
490 | ||
491 | void rtl88ee_tx_fill_desc(struct ieee80211_hw *hw, | |
492 | struct ieee80211_hdr *hdr, u8 *pdesc_tx, | |
493 | struct ieee80211_tx_info *info, | |
494 | struct ieee80211_sta *sta, | |
495 | struct sk_buff *skb, | |
496 | u8 hw_queue, struct rtl_tcb_desc *ptcb_desc) | |
497 | { | |
498 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
499 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
500 | struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); | |
501 | struct rtl_hal *rtlhal = rtl_hal(rtlpriv); | |
502 | u8 *pdesc = (u8 *)pdesc_tx; | |
503 | u16 seq_number; | |
504 | __le16 fc = hdr->frame_control; | |
505 | unsigned int buf_len = 0; | |
506 | unsigned int skb_len = skb->len; | |
507 | u8 fw_qsel = _rtl88ee_map_hwqueue_to_fwqueue(skb, hw_queue); | |
508 | bool firstseg = ((hdr->seq_ctrl & | |
509 | cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0); | |
510 | bool lastseg = ((hdr->frame_control & | |
511 | cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0); | |
512 | dma_addr_t mapping; | |
513 | u8 bw_40 = 0; | |
514 | u8 short_gi = 0; | |
515 | ||
516 | if (mac->opmode == NL80211_IFTYPE_STATION) { | |
517 | bw_40 = mac->bw_40; | |
518 | } else if (mac->opmode == NL80211_IFTYPE_AP || | |
519 | mac->opmode == NL80211_IFTYPE_ADHOC) { | |
520 | if (sta) | |
521 | bw_40 = sta->ht_cap.cap & | |
522 | IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
523 | } | |
524 | seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4; | |
525 | rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc); | |
526 | /* reserve 8 byte for AMPDU early mode */ | |
527 | if (rtlhal->earlymode_enable) { | |
528 | skb_push(skb, EM_HDR_LEN); | |
529 | memset(skb->data, 0, EM_HDR_LEN); | |
530 | } | |
531 | buf_len = skb->len; | |
532 | mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len, | |
533 | PCI_DMA_TODEVICE); | |
534 | if (pci_dma_mapping_error(rtlpci->pdev, mapping)) { | |
535 | RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, | |
536 | "DMA mapping error"); | |
537 | return; | |
538 | } | |
539 | CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_88e)); | |
540 | if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) { | |
541 | firstseg = true; | |
542 | lastseg = true; | |
543 | } | |
544 | if (firstseg) { | |
545 | if (rtlhal->earlymode_enable) { | |
546 | SET_TX_DESC_PKT_OFFSET(pdesc, 1); | |
547 | SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN + | |
548 | EM_HDR_LEN); | |
549 | if (ptcb_desc->empkt_num) { | |
550 | RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, | |
551 | "Insert 8 byte.pTcb->EMPktNum:%d\n", | |
552 | ptcb_desc->empkt_num); | |
553 | insert_em(ptcb_desc, (u8 *)(skb->data)); | |
554 | } | |
555 | } else { | |
556 | SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN); | |
557 | } | |
558 | ||
559 | ptcb_desc->use_driver_rate = true; | |
560 | SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate); | |
561 | if (ptcb_desc->hw_rate > DESC92C_RATEMCS0) | |
562 | short_gi = (ptcb_desc->use_shortgi) ? 1 : 0; | |
563 | else | |
564 | short_gi = (ptcb_desc->use_shortpreamble) ? 1 : 0; | |
565 | SET_TX_DESC_DATA_SHORTGI(pdesc, short_gi); | |
566 | ||
567 | if (info->flags & IEEE80211_TX_CTL_AMPDU) { | |
568 | SET_TX_DESC_AGG_ENABLE(pdesc, 1); | |
569 | SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x14); | |
570 | } | |
571 | SET_TX_DESC_SEQ(pdesc, seq_number); | |
572 | SET_TX_DESC_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable && | |
573 | !ptcb_desc->cts_enable) ? 1 : 0)); | |
574 | SET_TX_DESC_HW_RTS_ENABLE(pdesc, 0); | |
575 | SET_TX_DESC_CTS2SELF(pdesc, ((ptcb_desc->cts_enable) ? 1 : 0)); | |
576 | SET_TX_DESC_RTS_STBC(pdesc, ((ptcb_desc->rts_stbc) ? 1 : 0)); | |
577 | ||
578 | SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate); | |
579 | SET_TX_DESC_RTS_BW(pdesc, 0); | |
580 | SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc); | |
581 | SET_TX_DESC_RTS_SHORT(pdesc, | |
582 | ((ptcb_desc->rts_rate <= DESC92C_RATE54M) ? | |
583 | (ptcb_desc->rts_use_shortpreamble ? 1 : 0) : | |
584 | (ptcb_desc->rts_use_shortgi ? 1 : 0))); | |
585 | ||
586 | if (ptcb_desc->btx_enable_sw_calc_duration) | |
587 | SET_TX_DESC_NAV_USE_HDR(pdesc, 1); | |
588 | ||
589 | if (bw_40) { | |
590 | if (ptcb_desc->packet_bw) { | |
591 | SET_TX_DESC_DATA_BW(pdesc, 1); | |
592 | SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3); | |
593 | } else { | |
594 | SET_TX_DESC_DATA_BW(pdesc, 0); | |
595 | SET_TX_DESC_TX_SUB_CARRIER(pdesc, | |
596 | mac->cur_40_prime_sc); | |
597 | } | |
598 | } else { | |
599 | SET_TX_DESC_DATA_BW(pdesc, 0); | |
600 | SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0); | |
601 | } | |
602 | ||
603 | SET_TX_DESC_LINIP(pdesc, 0); | |
604 | SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb_len); | |
605 | if (sta) { | |
606 | u8 ampdu_density = sta->ht_cap.ampdu_density; | |
607 | SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density); | |
608 | } | |
609 | if (info->control.hw_key) { | |
610 | struct ieee80211_key_conf *keyconf; | |
611 | keyconf = info->control.hw_key; | |
612 | switch (keyconf->cipher) { | |
613 | case WLAN_CIPHER_SUITE_WEP40: | |
614 | case WLAN_CIPHER_SUITE_WEP104: | |
615 | case WLAN_CIPHER_SUITE_TKIP: | |
616 | SET_TX_DESC_SEC_TYPE(pdesc, 0x1); | |
617 | break; | |
618 | case WLAN_CIPHER_SUITE_CCMP: | |
619 | SET_TX_DESC_SEC_TYPE(pdesc, 0x3); | |
620 | break; | |
621 | default: | |
622 | SET_TX_DESC_SEC_TYPE(pdesc, 0x0); | |
623 | break; | |
624 | } | |
625 | } | |
626 | ||
627 | SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel); | |
628 | SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F); | |
629 | SET_TX_DESC_RTS_RATE_FB_LIMIT(pdesc, 0xF); | |
630 | SET_TX_DESC_DISABLE_FB(pdesc, ptcb_desc->disable_ratefallback ? | |
631 | 1 : 0); | |
632 | SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0); | |
633 | ||
634 | /* Set TxRate and RTSRate in TxDesc */ | |
635 | /* This prevent Tx initial rate of new-coming packets */ | |
636 | /* from being overwritten by retried packet rate.*/ | |
637 | if (!ptcb_desc->use_driver_rate) { | |
638 | /*SET_TX_DESC_RTS_RATE(pdesc, 0x08); */ | |
639 | /* SET_TX_DESC_TX_RATE(pdesc, 0x0b); */ | |
640 | } | |
641 | if (ieee80211_is_data_qos(fc)) { | |
642 | if (mac->rdg_en) { | |
643 | RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, | |
644 | "Enable RDG function.\n"); | |
645 | SET_TX_DESC_RDG_ENABLE(pdesc, 1); | |
646 | SET_TX_DESC_HTC(pdesc, 1); | |
647 | } | |
648 | } | |
649 | } | |
650 | ||
651 | SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0)); | |
652 | SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0)); | |
653 | SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) buf_len); | |
654 | SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping); | |
655 | if (rtlpriv->dm.useramask) { | |
656 | SET_TX_DESC_RATE_ID(pdesc, ptcb_desc->ratr_index); | |
657 | SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id); | |
658 | } else { | |
659 | SET_TX_DESC_RATE_ID(pdesc, 0xC + ptcb_desc->ratr_index); | |
660 | SET_TX_DESC_MACID(pdesc, ptcb_desc->ratr_index); | |
661 | } | |
662 | if (ieee80211_is_data_qos(fc)) | |
663 | SET_TX_DESC_QOS(pdesc, 1); | |
664 | ||
665 | if (!ieee80211_is_data_qos(fc)) | |
666 | SET_TX_DESC_HWSEQ_EN(pdesc, 1); | |
667 | SET_TX_DESC_MORE_FRAG(pdesc, (lastseg ? 0 : 1)); | |
668 | if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) || | |
669 | is_broadcast_ether_addr(ieee80211_get_DA(hdr))) | |
670 | SET_TX_DESC_BMC(pdesc, 1); | |
671 | ||
672 | rtl88e_dm_set_tx_ant_by_tx_info(hw, pdesc, ptcb_desc->mac_id); | |
673 | RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n"); | |
674 | } | |
675 | ||
676 | void rtl88ee_tx_fill_cmddesc(struct ieee80211_hw *hw, | |
677 | u8 *pdesc, bool firstseg, | |
678 | bool lastseg, struct sk_buff *skb) | |
679 | { | |
680 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
681 | struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); | |
682 | u8 fw_queue = QSLT_BEACON; | |
683 | ||
684 | dma_addr_t mapping = pci_map_single(rtlpci->pdev, | |
685 | skb->data, skb->len, | |
686 | PCI_DMA_TODEVICE); | |
687 | ||
688 | struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); | |
689 | __le16 fc = hdr->frame_control; | |
690 | ||
691 | if (pci_dma_mapping_error(rtlpci->pdev, mapping)) { | |
692 | RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, | |
693 | "DMA mapping error"); | |
694 | return; | |
695 | } | |
696 | CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE); | |
697 | ||
698 | if (firstseg) | |
699 | SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN); | |
700 | ||
701 | SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M); | |
702 | ||
703 | SET_TX_DESC_SEQ(pdesc, 0); | |
704 | ||
705 | SET_TX_DESC_LINIP(pdesc, 0); | |
706 | ||
707 | SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue); | |
708 | ||
709 | SET_TX_DESC_FIRST_SEG(pdesc, 1); | |
710 | SET_TX_DESC_LAST_SEG(pdesc, 1); | |
711 | ||
712 | SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)(skb->len)); | |
713 | ||
714 | SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping); | |
715 | ||
716 | SET_TX_DESC_RATE_ID(pdesc, 7); | |
717 | SET_TX_DESC_MACID(pdesc, 0); | |
718 | ||
719 | SET_TX_DESC_OWN(pdesc, 1); | |
720 | ||
721 | SET_TX_DESC_PKT_SIZE((u8 *)pdesc, (u16)(skb->len)); | |
722 | ||
723 | SET_TX_DESC_FIRST_SEG(pdesc, 1); | |
724 | SET_TX_DESC_LAST_SEG(pdesc, 1); | |
725 | ||
726 | SET_TX_DESC_OFFSET(pdesc, 0x20); | |
727 | ||
728 | SET_TX_DESC_USE_RATE(pdesc, 1); | |
729 | ||
730 | if (!ieee80211_is_data_qos(fc)) | |
731 | SET_TX_DESC_HWSEQ_EN(pdesc, 1); | |
732 | ||
733 | RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, | |
734 | "H2C Tx Cmd Content\n", | |
735 | pdesc, TX_DESC_SIZE); | |
736 | } | |
737 | ||
738 | void rtl88ee_set_desc(u8 *pdesc, bool istx, u8 desc_name, u8 *val) | |
739 | { | |
740 | if (istx == true) { | |
741 | switch (desc_name) { | |
742 | case HW_DESC_OWN: | |
743 | SET_TX_DESC_OWN(pdesc, 1); | |
744 | break; | |
745 | case HW_DESC_TX_NEXTDESC_ADDR: | |
746 | SET_TX_DESC_NEXT_DESC_ADDRESS(pdesc, *(u32 *)val); | |
747 | break; | |
748 | default: | |
749 | RT_ASSERT(false, "ERR txdesc :%d not processed\n", | |
750 | desc_name); | |
751 | break; | |
752 | } | |
753 | } else { | |
754 | switch (desc_name) { | |
755 | case HW_DESC_RXOWN: | |
756 | SET_RX_DESC_OWN(pdesc, 1); | |
757 | break; | |
758 | case HW_DESC_RXBUFF_ADDR: | |
759 | SET_RX_DESC_BUFF_ADDR(pdesc, *(u32 *)val); | |
760 | break; | |
761 | case HW_DESC_RXPKT_LEN: | |
762 | SET_RX_DESC_PKT_LEN(pdesc, *(u32 *)val); | |
763 | break; | |
764 | case HW_DESC_RXERO: | |
765 | SET_RX_DESC_EOR(pdesc, 1); | |
766 | break; | |
767 | default: | |
768 | RT_ASSERT(false, "ERR rxdesc :%d not processed\n", | |
769 | desc_name); | |
770 | break; | |
771 | } | |
772 | } | |
773 | } | |
774 | ||
775 | u32 rtl88ee_get_desc(u8 *pdesc, bool istx, u8 desc_name) | |
776 | { | |
777 | u32 ret = 0; | |
778 | ||
779 | if (istx == true) { | |
780 | switch (desc_name) { | |
781 | case HW_DESC_OWN: | |
782 | ret = GET_TX_DESC_OWN(pdesc); | |
783 | break; | |
784 | case HW_DESC_TXBUFF_ADDR: | |
785 | ret = GET_TX_DESC_TX_BUFFER_ADDRESS(pdesc); | |
786 | break; | |
787 | default: | |
788 | RT_ASSERT(false, "ERR txdesc :%d not processed\n", | |
789 | desc_name); | |
790 | break; | |
791 | } | |
792 | } else { | |
793 | switch (desc_name) { | |
794 | case HW_DESC_OWN: | |
795 | ret = GET_RX_DESC_OWN(pdesc); | |
796 | break; | |
797 | case HW_DESC_RXPKT_LEN: | |
798 | ret = GET_RX_DESC_PKT_LEN(pdesc); | |
799 | break; | |
800 | default: | |
801 | RT_ASSERT(false, "ERR rxdesc :%d not processed\n", | |
802 | desc_name); | |
803 | break; | |
804 | } | |
805 | } | |
806 | return ret; | |
807 | } | |
808 | ||
809 | void rtl88ee_tx_polling(struct ieee80211_hw *hw, u8 hw_queue) | |
810 | { | |
811 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
812 | if (hw_queue == BEACON_QUEUE) { | |
813 | rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4)); | |
814 | } else { | |
815 | rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, | |
816 | BIT(0) << (hw_queue)); | |
817 | } | |
818 | } |