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1 | /****************************************************************************** |
2 | * | |
3 | * Copyright(c) 2009-2010 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 | * The full GNU General Public License is included in this distribution in the | |
15 | * file called LICENSE. | |
16 | * | |
17 | * Contact Information: | |
18 | * wlanfae <wlanfae@realtek.com> | |
19 | * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, | |
20 | * Hsinchu 300, Taiwan. | |
21 | * | |
22 | * Larry Finger <Larry.Finger@lwfinger.net> | |
23 | * | |
24 | *****************************************************************************/ | |
25 | ||
26 | #include <linux/ip.h> | |
27 | #include <linux/module.h> | |
28 | #include "wifi.h" | |
29 | #include "rc.h" | |
30 | #include "base.h" | |
31 | #include "efuse.h" | |
32 | #include "cam.h" | |
33 | #include "ps.h" | |
34 | #include "regd.h" | |
35 | #include "pci.h" | |
36 | ||
37 | /* | |
38 | *NOTICE!!!: This file will be very big, we hsould | |
39 | *keep it clear under follwing roles: | |
40 | * | |
41 | *This file include follwing part, so, if you add new | |
42 | *functions into this file, please check which part it | |
43 | *should includes. or check if you should add new part | |
44 | *for this file: | |
45 | * | |
46 | *1) mac80211 init functions | |
47 | *2) tx information functions | |
48 | *3) functions called by core.c | |
49 | *4) wq & timer callback functions | |
50 | *5) frame process functions | |
51 | *6) IOT functions | |
52 | *7) sysfs functions | |
53 | *8) vif functions | |
54 | *9) ... | |
55 | */ | |
56 | ||
57 | /********************************************************* | |
58 | * | |
59 | * mac80211 init functions | |
60 | * | |
61 | *********************************************************/ | |
62 | static struct ieee80211_channel rtl_channeltable_2g[] = { | |
63 | {.center_freq = 2412, .hw_value = 1,}, | |
64 | {.center_freq = 2417, .hw_value = 2,}, | |
65 | {.center_freq = 2422, .hw_value = 3,}, | |
66 | {.center_freq = 2427, .hw_value = 4,}, | |
67 | {.center_freq = 2432, .hw_value = 5,}, | |
68 | {.center_freq = 2437, .hw_value = 6,}, | |
69 | {.center_freq = 2442, .hw_value = 7,}, | |
70 | {.center_freq = 2447, .hw_value = 8,}, | |
71 | {.center_freq = 2452, .hw_value = 9,}, | |
72 | {.center_freq = 2457, .hw_value = 10,}, | |
73 | {.center_freq = 2462, .hw_value = 11,}, | |
74 | {.center_freq = 2467, .hw_value = 12,}, | |
75 | {.center_freq = 2472, .hw_value = 13,}, | |
76 | {.center_freq = 2484, .hw_value = 14,}, | |
77 | }; | |
78 | ||
79 | static struct ieee80211_channel rtl_channeltable_5g[] = { | |
80 | {.center_freq = 5180, .hw_value = 36,}, | |
81 | {.center_freq = 5200, .hw_value = 40,}, | |
82 | {.center_freq = 5220, .hw_value = 44,}, | |
83 | {.center_freq = 5240, .hw_value = 48,}, | |
84 | {.center_freq = 5260, .hw_value = 52,}, | |
85 | {.center_freq = 5280, .hw_value = 56,}, | |
86 | {.center_freq = 5300, .hw_value = 60,}, | |
87 | {.center_freq = 5320, .hw_value = 64,}, | |
88 | {.center_freq = 5500, .hw_value = 100,}, | |
89 | {.center_freq = 5520, .hw_value = 104,}, | |
90 | {.center_freq = 5540, .hw_value = 108,}, | |
91 | {.center_freq = 5560, .hw_value = 112,}, | |
92 | {.center_freq = 5580, .hw_value = 116,}, | |
93 | {.center_freq = 5600, .hw_value = 120,}, | |
94 | {.center_freq = 5620, .hw_value = 124,}, | |
95 | {.center_freq = 5640, .hw_value = 128,}, | |
96 | {.center_freq = 5660, .hw_value = 132,}, | |
97 | {.center_freq = 5680, .hw_value = 136,}, | |
98 | {.center_freq = 5700, .hw_value = 140,}, | |
99 | {.center_freq = 5745, .hw_value = 149,}, | |
100 | {.center_freq = 5765, .hw_value = 153,}, | |
101 | {.center_freq = 5785, .hw_value = 157,}, | |
102 | {.center_freq = 5805, .hw_value = 161,}, | |
103 | {.center_freq = 5825, .hw_value = 165,}, | |
104 | }; | |
105 | ||
106 | static struct ieee80211_rate rtl_ratetable_2g[] = { | |
107 | {.bitrate = 10, .hw_value = 0x00,}, | |
108 | {.bitrate = 20, .hw_value = 0x01,}, | |
109 | {.bitrate = 55, .hw_value = 0x02,}, | |
110 | {.bitrate = 110, .hw_value = 0x03,}, | |
111 | {.bitrate = 60, .hw_value = 0x04,}, | |
112 | {.bitrate = 90, .hw_value = 0x05,}, | |
113 | {.bitrate = 120, .hw_value = 0x06,}, | |
114 | {.bitrate = 180, .hw_value = 0x07,}, | |
115 | {.bitrate = 240, .hw_value = 0x08,}, | |
116 | {.bitrate = 360, .hw_value = 0x09,}, | |
117 | {.bitrate = 480, .hw_value = 0x0a,}, | |
118 | {.bitrate = 540, .hw_value = 0x0b,}, | |
119 | }; | |
120 | ||
121 | static struct ieee80211_rate rtl_ratetable_5g[] = { | |
122 | {.bitrate = 60, .hw_value = 0x04,}, | |
123 | {.bitrate = 90, .hw_value = 0x05,}, | |
124 | {.bitrate = 120, .hw_value = 0x06,}, | |
125 | {.bitrate = 180, .hw_value = 0x07,}, | |
126 | {.bitrate = 240, .hw_value = 0x08,}, | |
127 | {.bitrate = 360, .hw_value = 0x09,}, | |
128 | {.bitrate = 480, .hw_value = 0x0a,}, | |
129 | {.bitrate = 540, .hw_value = 0x0b,}, | |
130 | }; | |
131 | ||
132 | static const struct ieee80211_supported_band rtl_band_2ghz = { | |
133 | .band = IEEE80211_BAND_2GHZ, | |
134 | ||
135 | .channels = rtl_channeltable_2g, | |
136 | .n_channels = ARRAY_SIZE(rtl_channeltable_2g), | |
137 | ||
138 | .bitrates = rtl_ratetable_2g, | |
139 | .n_bitrates = ARRAY_SIZE(rtl_ratetable_2g), | |
140 | ||
141 | .ht_cap = {0}, | |
142 | }; | |
143 | ||
144 | static struct ieee80211_supported_band rtl_band_5ghz = { | |
145 | .band = IEEE80211_BAND_5GHZ, | |
146 | ||
147 | .channels = rtl_channeltable_5g, | |
148 | .n_channels = ARRAY_SIZE(rtl_channeltable_5g), | |
149 | ||
150 | .bitrates = rtl_ratetable_5g, | |
151 | .n_bitrates = ARRAY_SIZE(rtl_ratetable_5g), | |
152 | ||
153 | .ht_cap = {0}, | |
154 | }; | |
155 | ||
156 | static const u8 tid_to_ac[] = { | |
157 | 2, /* IEEE80211_AC_BE */ | |
158 | 3, /* IEEE80211_AC_BK */ | |
159 | 3, /* IEEE80211_AC_BK */ | |
160 | 2, /* IEEE80211_AC_BE */ | |
161 | 1, /* IEEE80211_AC_VI */ | |
162 | 1, /* IEEE80211_AC_VI */ | |
163 | 0, /* IEEE80211_AC_VO */ | |
164 | 0, /* IEEE80211_AC_VO */ | |
165 | }; | |
166 | ||
167 | u8 rtl92e_tid_to_ac(struct ieee80211_hw *hw, u8 tid) | |
168 | { | |
169 | return tid_to_ac[tid]; | |
170 | } | |
171 | ||
172 | static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, | |
173 | struct ieee80211_sta_ht_cap *ht_cap) | |
174 | { | |
175 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
176 | struct rtl_phy *rtlphy = &(rtlpriv->phy); | |
177 | ||
178 | ht_cap->ht_supported = true; | |
179 | ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | | |
180 | IEEE80211_HT_CAP_SGI_40 | | |
181 | IEEE80211_HT_CAP_SGI_20 | | |
182 | IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; | |
183 | ||
184 | if (rtlpriv->rtlhal.disable_amsdu_8k) | |
185 | ht_cap->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; | |
186 | ||
187 | /* | |
188 | *Maximum length of AMPDU that the STA can receive. | |
189 | *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) | |
190 | */ | |
191 | ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
192 | ||
193 | /*Minimum MPDU start spacing , */ | |
194 | ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
195 | ||
196 | ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
197 | ||
198 | /* | |
199 | *hw->wiphy->bands[IEEE80211_BAND_2GHZ] | |
200 | *base on ant_num | |
201 | *rx_mask: RX mask | |
202 | *if rx_ant =1 rx_mask[0]=0xff;==>MCS0-MCS7 | |
203 | *if rx_ant =2 rx_mask[1]=0xff;==>MCS8-MCS15 | |
204 | *if rx_ant >=3 rx_mask[2]=0xff; | |
205 | *if BW_40 rx_mask[4]=0x01; | |
206 | *highest supported RX rate | |
207 | */ | |
208 | if (rtlpriv->dm.supp_phymode_switch) { | |
209 | RT_TRACE(COMP_INIT, DBG_EMERG, ("Support phy mode switch\n")); | |
210 | ||
211 | ht_cap->mcs.rx_mask[0] = 0xFF; | |
212 | ht_cap->mcs.rx_mask[1] = 0xFF; | |
213 | ht_cap->mcs.rx_mask[4] = 0x01; | |
214 | ||
215 | ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); | |
216 | } else { | |
217 | if (get_rf_type(rtlphy) == RF_1T2R || | |
218 | get_rf_type(rtlphy) == RF_2T2R) { | |
219 | RT_TRACE(COMP_INIT, DBG_DMESG, ("1T2R or 2T2R\n")); | |
220 | ||
221 | ht_cap->mcs.rx_mask[0] = 0xFF; | |
222 | ht_cap->mcs.rx_mask[1] = 0xFF; | |
223 | ht_cap->mcs.rx_mask[4] = 0x01; | |
224 | ||
225 | ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); | |
226 | } else if (get_rf_type(rtlphy) == RF_1T1R) { | |
227 | RT_TRACE(COMP_INIT, DBG_DMESG, ("1T1R\n")); | |
228 | ||
229 | ht_cap->mcs.rx_mask[0] = 0xFF; | |
230 | ht_cap->mcs.rx_mask[1] = 0x00; | |
231 | ht_cap->mcs.rx_mask[4] = 0x01; | |
232 | ||
233 | ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7); | |
234 | } | |
235 | } | |
236 | } | |
237 | ||
238 | static void _rtl_init_hw_vht_capab(struct ieee80211_hw *hw, | |
239 | struct ieee80211_sta_vht_cap *vht_cap) | |
240 | { | |
241 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
242 | struct rtl_hal *rtlhal = rtl_hal(rtlpriv); | |
243 | ||
244 | if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { | |
245 | u16 mcs_map; | |
246 | vht_cap->vht_supported = true; | |
247 | vht_cap->cap = | |
248 | IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 | | |
249 | IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | | |
250 | IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | | |
251 | IEEE80211_VHT_CAP_SHORT_GI_80 | | |
252 | IEEE80211_VHT_CAP_TXSTBC | | |
253 | IEEE80211_VHT_CAP_RXSTBC_1 | | |
254 | IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | | |
255 | IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | | |
256 | IEEE80211_VHT_CAP_HTC_VHT | | |
257 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK | | |
258 | IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN | | |
259 | IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN | | |
260 | 0; | |
261 | ||
262 | mcs_map = IEEE80211_VHT_MCS_SUPPORT_0_9 << 0 | | |
263 | IEEE80211_VHT_MCS_SUPPORT_0_9 << 2 | | |
264 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 4 | | |
265 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 6 | | |
266 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 8 | | |
267 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 10 | | |
268 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 | | |
269 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 14; | |
270 | ||
271 | vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); | |
272 | vht_cap->vht_mcs.rx_highest = | |
273 | cpu_to_le16(MAX_BIT_RATE_SHORT_GI_2NSS_80MHZ_MCS9); | |
274 | vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); | |
275 | vht_cap->vht_mcs.tx_highest = | |
276 | cpu_to_le16(MAX_BIT_RATE_SHORT_GI_2NSS_80MHZ_MCS9); | |
277 | } else if (rtlhal->hw_type == HARDWARE_TYPE_RTL8821AE) { | |
278 | u16 mcs_map; | |
279 | ||
280 | vht_cap->vht_supported = true; | |
281 | vht_cap->cap = | |
282 | IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 | | |
283 | IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | | |
284 | IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | | |
285 | IEEE80211_VHT_CAP_SHORT_GI_80 | | |
286 | IEEE80211_VHT_CAP_TXSTBC | | |
287 | IEEE80211_VHT_CAP_RXSTBC_1 | | |
288 | IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | | |
289 | IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | | |
290 | IEEE80211_VHT_CAP_HTC_VHT | | |
291 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK | | |
292 | IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN | | |
293 | IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN | | |
294 | 0; | |
295 | ||
296 | mcs_map = IEEE80211_VHT_MCS_SUPPORT_0_9 << 0 | | |
297 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 2 | | |
298 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 4 | | |
299 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 6 | | |
300 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 8 | | |
301 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 10 | | |
302 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 | | |
303 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 14; | |
304 | ||
305 | vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map); | |
306 | vht_cap->vht_mcs.rx_highest = | |
307 | cpu_to_le16(MAX_BIT_RATE_SHORT_GI_1NSS_80MHZ_MCS9); | |
308 | vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map); | |
309 | vht_cap->vht_mcs.tx_highest = | |
310 | cpu_to_le16(MAX_BIT_RATE_SHORT_GI_1NSS_80MHZ_MCS9); | |
311 | } | |
312 | } | |
313 | ||
314 | static void _rtl_init_mac80211(struct ieee80211_hw *hw) | |
315 | { | |
316 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
317 | struct rtl_hal *rtlhal = rtl_hal(rtlpriv); | |
318 | struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); | |
319 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
320 | struct ieee80211_supported_band *sband; | |
321 | ||
322 | ||
323 | if (rtlhal->macphymode == SINGLEMAC_SINGLEPHY && | |
324 | rtlhal->bandset == BAND_ON_BOTH) { | |
325 | /* 1: 2.4 G bands */ | |
326 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
327 | sband = &(rtlmac->bands[IEEE80211_BAND_2GHZ]); | |
328 | ||
329 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_2GHZ] | |
330 | * to default value(1T1R) */ | |
331 | memcpy(&(rtlmac->bands[IEEE80211_BAND_2GHZ]), &rtl_band_2ghz, | |
332 | sizeof(struct ieee80211_supported_band)); | |
333 | ||
334 | /* <3> init ht cap base on ant_num */ | |
335 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
336 | ||
337 | /* <4> set mac->sband to wiphy->sband */ | |
338 | hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; | |
339 | ||
340 | /* 2: 5 G bands */ | |
341 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
342 | sband = &(rtlmac->bands[IEEE80211_BAND_5GHZ]); | |
343 | ||
344 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_5GHZ] | |
345 | * to default value(1T1R) */ | |
346 | memcpy(&(rtlmac->bands[IEEE80211_BAND_5GHZ]), &rtl_band_5ghz, | |
347 | sizeof(struct ieee80211_supported_band)); | |
348 | ||
349 | /* <3> init ht cap base on ant_num */ | |
350 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
351 | ||
352 | _rtl_init_hw_vht_capab(hw, &sband->vht_cap); | |
353 | ||
354 | /* <4> set mac->sband to wiphy->sband */ | |
355 | hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband; | |
356 | } else { | |
357 | if (rtlhal->current_bandtype == BAND_ON_2_4G) { | |
358 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
359 | sband = &(rtlmac->bands[IEEE80211_BAND_2GHZ]); | |
360 | ||
361 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_2GHZ] | |
362 | * to default value(1T1R) */ | |
363 | memcpy(&(rtlmac->bands[IEEE80211_BAND_2GHZ]), | |
364 | &rtl_band_2ghz, | |
365 | sizeof(struct ieee80211_supported_band)); | |
366 | ||
367 | /* <3> init ht cap base on ant_num */ | |
368 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
369 | ||
370 | /* <4> set mac->sband to wiphy->sband */ | |
371 | hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; | |
372 | } else if (rtlhal->current_bandtype == BAND_ON_5G) { | |
373 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
374 | sband = &(rtlmac->bands[IEEE80211_BAND_5GHZ]); | |
375 | ||
376 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_5GHZ] | |
377 | * to default value(1T1R) */ | |
378 | memcpy(&(rtlmac->bands[IEEE80211_BAND_5GHZ]), | |
379 | &rtl_band_5ghz, | |
380 | sizeof(struct ieee80211_supported_band)); | |
381 | ||
382 | /* <3> init ht cap base on ant_num */ | |
383 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
384 | ||
385 | _rtl_init_hw_vht_capab(hw, &sband->vht_cap); | |
386 | ||
387 | /* <4> set mac->sband to wiphy->sband */ | |
388 | hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband; | |
389 | } else { | |
390 | RT_TRACE(COMP_INIT, DBG_EMERG, | |
391 | ("Err BAND %d\n", rtlhal->current_bandtype)); | |
392 | } | |
393 | } | |
394 | /* <5> set hw caps */ | |
395 | hw->flags = IEEE80211_HW_SIGNAL_DBM | | |
396 | IEEE80211_HW_RX_INCLUDES_FCS | | |
397 | IEEE80211_HW_AMPDU_AGGREGATION | | |
398 | IEEE80211_HW_REPORTS_TX_ACK_STATUS | | |
399 | IEEE80211_HW_CONNECTION_MONITOR | | |
400 | /* IEEE80211_HW_SUPPORTS_CQM_RSSI | */ | |
401 | IEEE80211_HW_MFP_CAPABLE | 0; | |
402 | ||
403 | /* swlps or hwlps has been set in diff chip in init_sw_vars */ | |
404 | if (rtlpriv->psc.b_swctrl_lps) | |
405 | hw->flags |= IEEE80211_HW_SUPPORTS_PS | | |
406 | IEEE80211_HW_PS_NULLFUNC_STACK | | |
407 | /* IEEE80211_HW_SUPPORTS_DYNAMIC_PS | */ | |
408 | 0; | |
409 | /*<delete in kernel start>*/ | |
410 | hw->wiphy->interface_modes = | |
411 | BIT(NL80211_IFTYPE_AP) | | |
412 | BIT(NL80211_IFTYPE_STATION) | | |
413 | BIT(NL80211_IFTYPE_ADHOC) | | |
414 | BIT(NL80211_IFTYPE_MESH_POINT) | | |
415 | BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
416 | BIT(NL80211_IFTYPE_P2P_GO); | |
417 | hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; | |
418 | ||
419 | hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; | |
420 | ||
421 | hw->wiphy->rts_threshold = 2347; | |
422 | ||
423 | hw->queues = AC_MAX; | |
424 | hw->extra_tx_headroom = RTL_TX_HEADER_SIZE; | |
425 | ||
426 | /* TODO: Correct this value for our hw */ | |
427 | /* TODO: define these hard code value */ | |
428 | /* hw->channel_change_time = 100; kernel does not use it*/ | |
429 | hw->max_listen_interval = 10; | |
430 | hw->max_rate_tries = 4; | |
431 | /* hw->max_rates = 1; */ | |
432 | hw->sta_data_size = sizeof(struct rtl_sta_info); | |
433 | ||
434 | /* wowlan is not supported by kernel if CONFIG_PM is not defined */ | |
435 | #ifdef CONFIG_PM | |
436 | if (rtlpriv->psc.wo_wlan_mode) { | |
437 | if (rtlpriv->psc.wo_wlan_mode & WAKE_ON_MAGIC_PACKET) | |
438 | rtlpriv->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT; | |
439 | if (rtlpriv->psc.wo_wlan_mode & WAKE_ON_PATTERN_MATCH) { | |
440 | rtlpriv->wowlan.n_patterns = | |
441 | MAX_SUPPORT_WOL_PATTERN_NUM; | |
442 | rtlpriv->wowlan.pattern_min_len = MIN_WOL_PATTERN_SIZE; | |
443 | rtlpriv->wowlan.pattern_max_len = MAX_WOL_PATTERN_SIZE; | |
444 | } | |
445 | hw->wiphy->wowlan = &(rtlpriv->wowlan); | |
446 | } | |
447 | #endif | |
448 | ||
449 | /* <6> mac address */ | |
450 | if (is_valid_ether_addr(rtlefuse->dev_addr)) { | |
451 | SET_IEEE80211_PERM_ADDR(hw, rtlefuse->dev_addr); | |
452 | } else { | |
453 | u8 rtlmac[] = { 0x00, 0xe0, 0x4c, 0x81, 0x92, 0x00 }; | |
454 | get_random_bytes((rtlmac + (ETH_ALEN - 1)), 1); | |
455 | SET_IEEE80211_PERM_ADDR(hw, rtlmac); | |
456 | } | |
457 | } | |
458 | ||
459 | static void _rtl_init_deferred_work(struct ieee80211_hw *hw) | |
460 | { | |
461 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
462 | ||
463 | /* <1> timer */ | |
464 | init_timer(&rtlpriv->works.watchdog_timer); | |
465 | setup_timer(&rtlpriv->works.watchdog_timer, | |
466 | rtl92e_watch_dog_timer_callback, (unsigned long)hw); | |
467 | init_timer(&rtlpriv->works.dualmac_easyconcurrent_retrytimer); | |
468 | setup_timer(&rtlpriv->works.dualmac_easyconcurrent_retrytimer, | |
469 | rtl92e_easy_concurrent_retrytimer_callback, (unsigned long)hw); | |
470 | /* <2> work queue */ | |
471 | rtlpriv->works.hw = hw; | |
472 | rtlpriv->works.rtl_wq = alloc_workqueue(rtlpriv->cfg->name, 0, 0); | |
473 | INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq, | |
474 | (void *)rtl92e_watchdog_wq_callback); | |
475 | INIT_DELAYED_WORK(&rtlpriv->works.ips_nic_off_wq, | |
476 | (void *)rtl92e_ips_nic_off_wq_callback); | |
477 | INIT_DELAYED_WORK(&rtlpriv->works.ps_work, | |
478 | (void *)rtl92e_swlps_wq_callback); | |
479 | INIT_DELAYED_WORK(&rtlpriv->works.ps_rfon_wq, | |
480 | (void *)rtl92e_swlps_rfon_wq_callback); | |
481 | INIT_DELAYED_WORK(&rtlpriv->works.fwevt_wq, | |
482 | (void *)rtl92e_fwevt_wq_callback); | |
483 | } | |
484 | ||
485 | void rtl92e_deinit_deferred_work(struct ieee80211_hw *hw) | |
486 | { | |
487 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
488 | ||
489 | del_timer_sync(&rtlpriv->works.watchdog_timer); | |
490 | ||
491 | cancel_delayed_work(&rtlpriv->works.watchdog_wq); | |
492 | cancel_delayed_work(&rtlpriv->works.ips_nic_off_wq); | |
493 | cancel_delayed_work(&rtlpriv->works.ps_work); | |
494 | cancel_delayed_work(&rtlpriv->works.ps_rfon_wq); | |
495 | cancel_delayed_work(&rtlpriv->works.fwevt_wq); | |
496 | } | |
497 | ||
498 | void rtl92e_init_rfkill(struct ieee80211_hw *hw) | |
499 | { | |
500 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
501 | ||
502 | bool radio_state; | |
503 | bool blocked; | |
504 | u8 valid = 0; | |
505 | ||
506 | /*set init state to on */ | |
507 | rtlpriv->rfkill.rfkill_state = 1; | |
508 | wiphy_rfkill_set_hw_state(hw->wiphy, 0); | |
509 | ||
510 | radio_state = rtlpriv->cfg->ops->radio_onoff_checking(hw, &valid); | |
511 | ||
512 | if (valid) { | |
513 | pr_info("rtlwifi: wireless switch is %s\n", | |
514 | rtlpriv->rfkill.rfkill_state ? "on" : "off"); | |
515 | ||
516 | rtlpriv->rfkill.rfkill_state = radio_state; | |
517 | ||
518 | blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1; | |
519 | wiphy_rfkill_set_hw_state(hw->wiphy, blocked); | |
520 | } | |
521 | ||
522 | wiphy_rfkill_start_polling(hw->wiphy); | |
523 | } | |
524 | ||
525 | void rtl92e_deinit_rfkill(struct ieee80211_hw *hw) | |
526 | { | |
527 | wiphy_rfkill_stop_polling(hw->wiphy); | |
528 | } | |
529 | ||
530 | #ifdef VIF_TODO | |
531 | static void rtl_init_vif(struct ieee80211_hw *hw) | |
532 | { | |
533 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
534 | ||
535 | INIT_LIST_HEAD(&rtlpriv->vif_priv.vif_list); | |
536 | ||
537 | rtlpriv->vif_priv.vifs = 0; | |
538 | } | |
539 | #endif | |
540 | ||
541 | int rtl92e_init_core(struct ieee80211_hw *hw) | |
542 | { | |
543 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
544 | struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); | |
545 | ||
546 | /* <1> init mac80211 */ | |
547 | _rtl_init_mac80211(hw); | |
548 | rtlmac->hw = hw; | |
549 | rtlmac->link_state = MAC80211_NOLINK; | |
550 | ||
551 | /* <2> rate control register */ | |
552 | hw->rate_control_algorithm = "rtl_rc"; | |
553 | ||
554 | /* | |
555 | * <3> init CRDA must come after init | |
556 | * mac80211 hw in _rtl_init_mac80211. | |
557 | */ | |
558 | if (rtl92e_regd_init(hw, rtl92e_reg_notifier)) { | |
559 | RT_TRACE(COMP_ERR, DBG_EMERG, ("REGD init failed\n")); | |
560 | return 1; | |
561 | } | |
562 | ||
563 | /* <4> locks */ | |
564 | mutex_init(&rtlpriv->locks.conf_mutex); | |
565 | spin_lock_init(&rtlpriv->locks.ips_lock); | |
566 | spin_lock_init(&rtlpriv->locks.irq_th_lock); | |
567 | spin_lock_init(&rtlpriv->locks.h2c_lock); | |
568 | spin_lock_init(&rtlpriv->locks.rf_ps_lock); | |
569 | spin_lock_init(&rtlpriv->locks.rf_lock); | |
570 | spin_lock_init(&rtlpriv->locks.lps_lock); | |
571 | spin_lock_init(&rtlpriv->locks.waitq_lock); | |
572 | spin_lock_init(&rtlpriv->locks.entry_list_lock); | |
573 | spin_lock_init(&rtlpriv->locks.cck_and_rw_pagea_lock); | |
574 | spin_lock_init(&rtlpriv->locks.check_sendpkt_lock); | |
575 | spin_lock_init(&rtlpriv->locks.fw_ps_lock); | |
576 | spin_lock_init(&rtlpriv->locks.iqk_lock); | |
577 | /* <5> init list */ | |
578 | INIT_LIST_HEAD(&rtlpriv->entry_list); | |
579 | ||
580 | /* <6> init deferred work */ | |
581 | _rtl_init_deferred_work(hw); | |
582 | ||
583 | /* <7> */ | |
584 | #ifdef VIF_TODO | |
585 | rtl_init_vif(hw); | |
586 | #endif | |
587 | ||
588 | return 0; | |
589 | } | |
590 | ||
591 | void rtl92e_deinit_core(struct ieee80211_hw *hw) | |
592 | { | |
593 | } | |
594 | ||
595 | void rtl92e_init_rx_config(struct ieee80211_hw *hw) | |
596 | { | |
597 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
598 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
599 | ||
600 | rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RCR, (u8 *)(&mac->rx_conf)); | |
601 | } | |
602 | ||
603 | /********************************************************* | |
604 | * | |
605 | * tx information functions | |
606 | * | |
607 | *********************************************************/ | |
608 | static void _rtl_qurey_shortpreamble_mode(struct ieee80211_hw *hw, | |
609 | struct rtl_tcb_desc *tcb_desc, | |
610 | struct ieee80211_tx_info *info) | |
611 | { | |
612 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
613 | u8 rate_flag = info->control.rates[0].flags; | |
614 | ||
615 | tcb_desc->use_shortpreamble = false; | |
616 | ||
617 | /* 1M can only use Long Preamble. 11B spec */ | |
618 | if (tcb_desc->hw_rate == rtlpriv->cfg->maps[RTL_RC_CCK_RATE1M]) | |
619 | return; | |
620 | else if (rate_flag & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) | |
621 | tcb_desc->use_shortpreamble = true; | |
622 | ||
623 | return; | |
624 | } | |
625 | ||
626 | static void _rtl_query_shortgi(struct ieee80211_hw *hw, | |
627 | struct ieee80211_sta *sta, | |
628 | struct rtl_tcb_desc *tcb_desc, | |
629 | struct ieee80211_tx_info *info) | |
630 | { | |
631 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
632 | u8 rate_flag = info->control.rates[0].flags; | |
633 | u8 sgi_40 = 0, sgi_20 = 0, bw_40 = 0; | |
634 | u8 sgi_80 = 0, bw_80 = 0; | |
635 | tcb_desc->use_shortgi = false; | |
636 | ||
637 | if (sta == NULL) | |
638 | return; | |
639 | ||
640 | sgi_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40; | |
641 | sgi_20 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20; | |
642 | sgi_80 = sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80; | |
643 | ||
644 | if (!(sta->ht_cap.ht_supported) && !(sta->vht_cap.vht_supported)) | |
645 | return; | |
646 | ||
647 | if (!sgi_40 && !sgi_20) | |
648 | return; | |
649 | ||
650 | if (mac->opmode == NL80211_IFTYPE_STATION) { | |
651 | bw_40 = mac->bw_40; | |
652 | bw_80 = mac->bw_80; | |
653 | } else if (mac->opmode == NL80211_IFTYPE_AP || | |
654 | mac->opmode == NL80211_IFTYPE_ADHOC || | |
655 | mac->opmode == NL80211_IFTYPE_MESH_POINT) { | |
656 | bw_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
657 | bw_80 = sta->vht_cap.vht_supported; | |
658 | } | |
659 | ||
660 | if (bw_80) { | |
661 | if (sgi_80) | |
662 | tcb_desc->use_shortgi = true; | |
663 | else | |
664 | tcb_desc->use_shortgi = false; | |
665 | } else { | |
666 | if (bw_40 && sgi_40) | |
667 | tcb_desc->use_shortgi = true; | |
668 | else if (!bw_40 && sgi_20) | |
669 | tcb_desc->use_shortgi = true; | |
670 | } | |
671 | ||
672 | if (!(rate_flag & IEEE80211_TX_RC_SHORT_GI)) | |
673 | tcb_desc->use_shortgi = false; | |
674 | } | |
675 | ||
676 | static void _rtl_query_protection_mode(struct ieee80211_hw *hw, | |
677 | struct rtl_tcb_desc *tcb_desc, | |
678 | struct ieee80211_tx_info *info) | |
679 | { | |
680 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
681 | u8 rate_flag = info->control.rates[0].flags; | |
682 | ||
683 | /* Common Settings */ | |
684 | tcb_desc->b_rts_stbc = false; | |
685 | tcb_desc->b_cts_enable = false; | |
686 | tcb_desc->rts_sc = 0; | |
687 | tcb_desc->b_rts_bw = false; | |
688 | tcb_desc->b_rts_use_shortpreamble = false; | |
689 | tcb_desc->b_rts_use_shortgi = false; | |
690 | ||
691 | if (rate_flag & IEEE80211_TX_RC_USE_CTS_PROTECT) { | |
692 | /* Use CTS-to-SELF in protection mode. */ | |
693 | tcb_desc->b_rts_enable = true; | |
694 | tcb_desc->b_cts_enable = true; | |
695 | tcb_desc->rts_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE24M]; | |
696 | } else if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS) { | |
697 | /* Use RTS-CTS in protection mode. */ | |
698 | tcb_desc->b_rts_enable = true; | |
699 | tcb_desc->rts_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE24M]; | |
700 | } | |
701 | } | |
702 | ||
703 | static void _rtl_txrate_selectmode(struct ieee80211_hw *hw, | |
704 | struct ieee80211_sta *sta, | |
705 | struct rtl_tcb_desc *tcb_desc) | |
706 | { | |
707 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
708 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
709 | struct rtl_sta_info *sta_entry = NULL; | |
710 | u8 ratr_index = 7; | |
711 | ||
712 | if (sta) { | |
713 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; | |
714 | ratr_index = sta_entry->ratr_index; | |
715 | } | |
716 | if (!tcb_desc->disable_ratefallback || !tcb_desc->use_driver_rate) { | |
717 | if (mac->opmode == NL80211_IFTYPE_STATION) { | |
718 | tcb_desc->ratr_index = 0; | |
719 | } else if (mac->opmode == NL80211_IFTYPE_ADHOC || | |
720 | mac->opmode == NL80211_IFTYPE_MESH_POINT) { | |
721 | if (tcb_desc->b_multicast || tcb_desc->b_broadcast) { | |
722 | tcb_desc->hw_rate = | |
723 | rtlpriv->cfg->maps[RTL_RC_CCK_RATE2M]; | |
724 | tcb_desc->use_driver_rate = 1; | |
725 | tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; | |
726 | } else { | |
727 | tcb_desc->ratr_index = ratr_index; | |
728 | } | |
729 | } else if (mac->opmode == NL80211_IFTYPE_AP) { | |
730 | tcb_desc->ratr_index = ratr_index; | |
731 | } | |
732 | } | |
733 | ||
734 | if (rtlpriv->dm.b_useramask) { | |
735 | tcb_desc->ratr_index = ratr_index; | |
736 | /* TODO we will differentiate adhoc and station futrue */ | |
737 | if (mac->opmode == NL80211_IFTYPE_STATION || | |
738 | mac->opmode == NL80211_IFTYPE_MESH_POINT) { | |
739 | tcb_desc->mac_id = 0; | |
740 | ||
741 | if (mac->mode == WIRELESS_MODE_AC_5G) | |
742 | tcb_desc->ratr_index = | |
743 | RATR_INX_WIRELESS_AC_5N; | |
744 | else if (mac->mode == WIRELESS_MODE_AC_24G) | |
745 | tcb_desc->ratr_index = | |
746 | RATR_INX_WIRELESS_AC_24N; | |
747 | else if (mac->mode == WIRELESS_MODE_N_24G) | |
748 | tcb_desc->ratr_index = RATR_INX_WIRELESS_NGB; | |
749 | else if (mac->mode == WIRELESS_MODE_N_5G) | |
750 | tcb_desc->ratr_index = RATR_INX_WIRELESS_NG; | |
751 | else if (mac->mode & WIRELESS_MODE_G) | |
752 | tcb_desc->ratr_index = RATR_INX_WIRELESS_GB; | |
753 | else if (mac->mode & WIRELESS_MODE_B) | |
754 | tcb_desc->ratr_index = RATR_INX_WIRELESS_B; | |
755 | else if (mac->mode & WIRELESS_MODE_A) | |
756 | tcb_desc->ratr_index = RATR_INX_WIRELESS_G; | |
757 | ||
758 | } else if (mac->opmode == NL80211_IFTYPE_AP || | |
759 | mac->opmode == NL80211_IFTYPE_ADHOC) { | |
760 | if (sta) { | |
761 | if (sta->aid > 0) | |
762 | tcb_desc->mac_id = sta->aid + 1; | |
763 | else | |
764 | tcb_desc->mac_id = 1; | |
765 | } else { | |
766 | tcb_desc->mac_id = 0; | |
767 | } | |
768 | } | |
769 | } | |
770 | } | |
771 | ||
772 | static void _rtl_query_bandwidth_mode(struct ieee80211_hw *hw, | |
773 | struct ieee80211_sta *sta, | |
774 | struct rtl_tcb_desc *tcb_desc) | |
775 | { | |
776 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
777 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
778 | ||
779 | tcb_desc->packet_bw = 0; | |
780 | if (!sta) | |
781 | return; | |
782 | if (mac->opmode == NL80211_IFTYPE_AP || | |
783 | mac->opmode == NL80211_IFTYPE_ADHOC || | |
784 | mac->opmode == NL80211_IFTYPE_MESH_POINT) { | |
785 | if (!(sta->ht_cap.ht_supported) || | |
786 | !(sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) | |
787 | return; | |
788 | } else if (mac->opmode == NL80211_IFTYPE_STATION) { | |
789 | if (!mac->bw_40 || !(sta->ht_cap.ht_supported)) | |
790 | return; | |
791 | } | |
792 | if (tcb_desc->b_multicast || tcb_desc->b_broadcast) | |
793 | return; | |
794 | ||
795 | /*use legency rate, shall use 20MHz */ | |
796 | if (tcb_desc->hw_rate <= rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]) | |
797 | return; | |
798 | ||
799 | tcb_desc->packet_bw = HT_CHANNEL_WIDTH_20_40; | |
800 | ||
801 | if (rtlpriv->rtlhal.hw_type == HARDWARE_TYPE_RTL8812AE || | |
802 | rtlpriv->rtlhal.hw_type == HARDWARE_TYPE_RTL8821AE) { | |
803 | if (mac->opmode == NL80211_IFTYPE_AP || | |
804 | mac->opmode == NL80211_IFTYPE_ADHOC || | |
805 | mac->opmode == NL80211_IFTYPE_MESH_POINT) { | |
806 | if (!(sta->vht_cap.vht_supported)) { | |
807 | return; | |
808 | } else if (mac->opmode == NL80211_IFTYPE_STATION) { | |
809 | if (!mac->bw_80 || | |
810 | !(sta->vht_cap.vht_supported)) | |
811 | return; | |
812 | } | |
813 | } | |
814 | if (tcb_desc->hw_rate <= | |
815 | rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS15]) | |
816 | return; | |
817 | tcb_desc->packet_bw = HT_CHANNEL_WIDTH_80; | |
818 | } | |
819 | } | |
820 | ||
821 | static u8 _rtl_get_vht_highest_n_rate(struct ieee80211_hw *hw, | |
822 | struct ieee80211_sta *sta) | |
823 | { | |
824 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
825 | struct rtl_phy *rtlphy = &(rtlpriv->phy); | |
826 | u8 hw_rate; | |
827 | u16 map = le16_to_cpu(sta->vht_cap.vht_mcs.tx_mcs_map); | |
828 | ||
829 | if ((get_rf_type(rtlphy) == RF_2T2R) && | |
830 | (map & 0x000c) != 0x000c0) { | |
831 | if ((map & 0x000c) >> 2 == IEEE80211_VHT_MCS_SUPPORT_0_7) | |
832 | hw_rate = | |
833 | rtlpriv->cfg->maps[RTL_RC_VHT_RATE_2SS_MCS7]; | |
834 | else if ((map & 0x000c) >> 2 == IEEE80211_VHT_MCS_SUPPORT_0_8) | |
835 | hw_rate = rtlpriv->cfg->maps[RTL_RC_VHT_RATE_2SS_MCS9]; | |
836 | else | |
837 | hw_rate = rtlpriv->cfg->maps[RTL_RC_VHT_RATE_2SS_MCS9]; | |
838 | } else { | |
839 | if ((map & 0x0003) == IEEE80211_VHT_MCS_SUPPORT_0_7) | |
840 | hw_rate = rtlpriv->cfg->maps[RTL_RC_VHT_RATE_1SS_MCS7]; | |
841 | else if ((map & 0x0003) == IEEE80211_VHT_MCS_SUPPORT_0_8) | |
842 | hw_rate = rtlpriv->cfg->maps[RTL_RC_VHT_RATE_1SS_MCS9]; | |
843 | else | |
844 | hw_rate = rtlpriv->cfg->maps[RTL_RC_VHT_RATE_1SS_MCS9]; | |
845 | } | |
846 | ||
847 | return hw_rate; | |
848 | } | |
849 | ||
850 | static u8 _rtl_get_highest_n_rate(struct ieee80211_hw *hw, | |
851 | struct ieee80211_sta *sta) | |
852 | { | |
853 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
854 | struct rtl_phy *rtlphy = &(rtlpriv->phy); | |
855 | u8 hw_rate; | |
856 | ||
857 | if ((get_rf_type(rtlphy) == RF_2T2R) && | |
858 | (sta->ht_cap.mcs.rx_mask[1] != 0)) | |
859 | hw_rate = rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS15]; | |
860 | else | |
861 | hw_rate = rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS7]; | |
862 | ||
863 | return hw_rate; | |
864 | } | |
865 | ||
866 | void stg_rtl_get_tcb_desc(struct ieee80211_hw *hw, | |
867 | struct ieee80211_tx_info *info, | |
868 | struct ieee80211_sta *sta, | |
869 | struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc) | |
870 | { | |
871 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
872 | struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); | |
873 | struct ieee80211_hdr *hdr = rtl_get_hdr(skb); | |
874 | struct ieee80211_rate *txrate; | |
875 | __le16 fc = rtl_get_fc(skb); | |
876 | ||
877 | txrate = ieee80211_get_tx_rate(hw, info); | |
878 | if (txrate != NULL) | |
879 | tcb_desc->hw_rate = txrate->hw_value; | |
880 | ||
881 | if (ieee80211_is_data(fc)) { | |
882 | /* | |
883 | *we set data rate INX 0 | |
884 | *in rtl_rc.c if skb is special data or | |
885 | *mgt which need low data rate. | |
886 | */ | |
887 | ||
888 | /* | |
889 | *So tcb_desc->hw_rate is just used for | |
890 | *special data and mgt frames | |
891 | */ | |
892 | if (info->control.rates[0].idx == 0 || | |
893 | ieee80211_is_nullfunc(fc)) { | |
894 | tcb_desc->use_driver_rate = true; | |
895 | tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; | |
896 | ||
897 | tcb_desc->disable_ratefallback = 1; | |
898 | } else { | |
899 | /* | |
900 | *because hw will nerver use hw_rate | |
901 | *when tcb_desc->use_driver_rate = false | |
902 | *so we never set highest N rate here, | |
903 | *and N rate will all be controled by FW | |
904 | *when tcb_desc->use_driver_rate = false | |
905 | */ | |
906 | if (sta && sta->vht_cap.vht_supported) { | |
907 | tcb_desc->hw_rate = | |
908 | _rtl_get_vht_highest_n_rate(hw, sta); | |
909 | } else if (sta && (sta->ht_cap.ht_supported)) { | |
910 | tcb_desc->hw_rate = | |
911 | _rtl_get_highest_n_rate(hw, sta); | |
912 | } else { | |
913 | if (rtlmac->mode == WIRELESS_MODE_B) { | |
914 | tcb_desc->hw_rate = | |
915 | rtlpriv->cfg->maps[RTL_RC_CCK_RATE11M]; | |
916 | } else { | |
917 | tcb_desc->hw_rate = | |
918 | rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]; | |
919 | } | |
920 | } | |
921 | } | |
922 | ||
923 | if (is_multicast_ether_addr(ieee80211_get_DA(hdr))) | |
924 | tcb_desc->b_multicast = 1; | |
925 | else if (is_broadcast_ether_addr(ieee80211_get_DA(hdr))) | |
926 | tcb_desc->b_broadcast = 1; | |
927 | ||
928 | _rtl_txrate_selectmode(hw, sta, tcb_desc); | |
929 | _rtl_query_bandwidth_mode(hw, sta, tcb_desc); | |
930 | _rtl_qurey_shortpreamble_mode(hw, tcb_desc, info); | |
931 | _rtl_query_shortgi(hw, sta, tcb_desc, info); | |
932 | _rtl_query_protection_mode(hw, tcb_desc, info); | |
933 | } else { | |
934 | tcb_desc->use_driver_rate = true; | |
935 | tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; | |
936 | tcb_desc->disable_ratefallback = 1; | |
937 | tcb_desc->mac_id = 0; | |
938 | tcb_desc->packet_bw = 0; | |
939 | } | |
940 | } | |
941 | EXPORT_SYMBOL(stg_rtl_get_tcb_desc); | |
942 | ||
943 | bool rtl92e_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb) | |
944 | { | |
945 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
946 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
947 | __le16 fc = rtl_get_fc(skb); | |
948 | ||
949 | if (rtlpriv->dm.supp_phymode_switch && | |
950 | mac->link_state < MAC80211_LINKED && | |
951 | (ieee80211_is_auth(fc) || ieee80211_is_probe_req(fc))) { | |
952 | if (rtlpriv->cfg->ops->check_switch_to_dmdp) | |
953 | rtlpriv->cfg->ops->check_switch_to_dmdp(hw); | |
954 | } | |
955 | if (ieee80211_is_auth(fc)) { | |
956 | RT_TRACE(COMP_SEND, DBG_DMESG, ("MAC80211_LINKING\n")); | |
957 | rtl92e_ips_nic_on(hw); | |
958 | ||
959 | mac->link_state = MAC80211_LINKING; | |
960 | /* Dul mac */ | |
961 | rtlpriv->phy.b_need_iqk = true; | |
962 | } | |
963 | return true; | |
964 | } | |
965 | ||
966 | struct sk_buff *rtl92e_make_del_ba(struct ieee80211_hw *hw, u8 *sa, | |
967 | u8 *bssid, u16 tid); | |
968 | ||
969 | bool rtl92e_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) | |
970 | { | |
971 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
972 | struct ieee80211_hdr *hdr = rtl_get_hdr(skb); | |
973 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
974 | __le16 fc = rtl_get_fc(skb); | |
975 | u8 *act = (u8 *)(((u8 *)skb->data + MAC80211_3ADDR_LEN)); | |
976 | u8 category; | |
977 | ||
978 | if (!ieee80211_is_action(fc)) | |
979 | return true; | |
980 | ||
981 | category = *act; | |
982 | act++; | |
983 | switch (category) { | |
984 | case ACT_CAT_BA: | |
985 | switch (*act) { | |
986 | case ACT_ADDBAREQ: | |
987 | if (mac->act_scanning) | |
988 | return false; | |
989 | ||
990 | RT_TRACE((COMP_SEND | COMP_RECV), DBG_DMESG, | |
991 | ("%s ACT_ADDBAREQ From:%pM\n", | |
992 | is_tx ? "Tx" : "Rx", hdr->addr2)); | |
993 | RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_DMESG, "req\n", | |
994 | skb->data, skb->len); | |
995 | if (!is_tx) { | |
996 | struct ieee80211_sta *sta = NULL; | |
997 | struct rtl_sta_info *sta_entry = NULL; | |
998 | struct ieee80211_mgmt *mgmt = (void *)skb->data; | |
999 | u16 capab = 0, tid = 0; | |
1000 | struct rtl_tid_data *tid_data; | |
1001 | struct sk_buff *skb_delba = NULL; | |
1002 | struct ieee80211_rx_status rx_status = { 0 }; | |
1003 | ||
1004 | rcu_read_lock(); | |
1005 | sta = rtl_find_sta(hw, hdr->addr3); | |
1006 | if (sta == NULL) { | |
1007 | RT_TRACE((COMP_SEND | COMP_RECV), | |
1008 | DBG_TRACE, ("sta is NULL\n")); | |
1009 | rcu_read_unlock(); | |
1010 | return true; | |
1011 | } | |
1012 | ||
1013 | sta_entry = | |
1014 | (struct rtl_sta_info *)sta->drv_priv; | |
1015 | if (!sta_entry) { | |
1016 | rcu_read_unlock(); | |
1017 | return true; | |
1018 | } | |
1019 | capab = le16_to_cpu(mgmt->u.action.u.addba_req.capab); | |
1020 | tid = (capab & | |
1021 | IEEE80211_ADDBA_PARAM_TID_MASK) >> 2; | |
1022 | tid_data = &sta_entry->tids[tid]; | |
1023 | if (tid_data->agg.rx_agg_state == | |
1024 | RTL_RX_AGG_START) { | |
1025 | skb_delba = rtl92e_make_del_ba(hw, | |
1026 | hdr->addr2, | |
1027 | hdr->addr3, | |
1028 | tid); | |
1029 | if (skb_delba) { | |
1030 | rx_status.freq = | |
1031 | hw->conf.chandef.chan->center_freq; | |
1032 | rx_status.band = | |
1033 | hw->conf.chandef.chan->band; | |
1034 | rx_status.flag |= RX_FLAG_DECRYPTED; | |
1035 | rx_status.flag |= RX_FLAG_MACTIME_MPDU; | |
1036 | rx_status.rate_idx = 0; | |
1037 | rx_status.signal = 50 + 10; | |
1038 | memcpy(IEEE80211_SKB_RXCB(skb_delba), | |
1039 | &rx_status, sizeof(rx_status)); | |
1040 | RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_DMESG, | |
1041 | "fake del\n", | |
1042 | skb_delba->data, skb_delba->len); | |
1043 | ieee80211_rx_irqsafe(hw, skb_delba); | |
1044 | } | |
1045 | } | |
1046 | rcu_read_unlock(); | |
1047 | } | |
1048 | break; | |
1049 | case ACT_ADDBARSP: | |
1050 | RT_TRACE((COMP_SEND | COMP_RECV), DBG_DMESG, | |
1051 | ("%s ACT_ADDBARSP From :%pM\n", | |
1052 | is_tx ? "Tx" : "Rx", hdr->addr2)); | |
1053 | break; | |
1054 | case ACT_DELBA: | |
1055 | RT_TRACE((COMP_SEND | COMP_RECV), DBG_DMESG, | |
1056 | ("ACT_ADDBADEL From :%pM\n", hdr->addr2)); | |
1057 | break; | |
1058 | } | |
1059 | break; | |
1060 | default: | |
1061 | break; | |
1062 | } | |
1063 | ||
1064 | return true; | |
1065 | } | |
1066 | ||
1067 | /*should call before software enc*/ | |
1068 | u8 rtl92e_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, | |
1069 | u8 is_tx) | |
1070 | { | |
1071 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1072 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); | |
1073 | __le16 fc = rtl_get_fc(skb); | |
1074 | u16 ether_type; | |
1075 | u8 mac_hdr_len = ieee80211_get_hdrlen_from_skb(skb); | |
1076 | const struct iphdr *ip; | |
1077 | ||
1078 | if (!ieee80211_is_data(fc)) | |
1079 | goto end; | |
1080 | ||
1081 | ip = (struct iphdr *)((u8 *)skb->data + mac_hdr_len + | |
1082 | SNAP_SIZE + PROTOC_TYPE_SIZE); | |
1083 | ether_type = be16_to_cpup((__be16 *) | |
1084 | (skb->data + mac_hdr_len + SNAP_SIZE)); | |
1085 | ||
1086 | if (ETH_P_IP == ether_type) { | |
1087 | if (IPPROTO_UDP == ip->protocol) { | |
1088 | struct udphdr *udp = (struct udphdr *)((u8 *)ip + | |
1089 | (ip->ihl << 2)); | |
1090 | if (((((u8 *)udp)[1] == 68) && | |
1091 | (((u8 *)udp)[3] == 67)) || | |
1092 | ((((u8 *)udp)[1] == 67) && | |
1093 | (((u8 *)udp)[3] == 68))) { | |
1094 | /* | |
1095 | * 68 : UDP BOOTP client | |
1096 | * 67 : UDP BOOTP server | |
1097 | */ | |
1098 | RT_TRACE((COMP_SEND | COMP_RECV), | |
1099 | DBG_DMESG, ("dhcp %s !!\n", | |
1100 | (is_tx) ? "Tx" : "Rx")); | |
1101 | ||
1102 | if (is_tx) { | |
1103 | rtlpriv->ra.is_special_data = true; | |
1104 | if (rtlpriv->cfg->ops->get_btc_status()) | |
1105 | rtlpriv->btcoexist.btc_ops->btc_special_packet_notify( | |
1106 | rtlpriv, 1); | |
1107 | rtl92e_lps_leave(hw); | |
1108 | ppsc->last_delaylps_stamp_jiffies = | |
1109 | jiffies; | |
1110 | } | |
1111 | ||
1112 | return true; | |
1113 | } | |
1114 | } | |
1115 | } else if (ETH_P_ARP == ether_type) { | |
1116 | if (is_tx) { | |
1117 | rtlpriv->ra.is_special_data = true; | |
1118 | if (rtlpriv->cfg->ops->get_btc_status()) | |
1119 | rtlpriv->btcoexist.btc_ops->btc_special_packet_notify( | |
1120 | rtlpriv, 1); | |
1121 | rtl92e_lps_leave(hw); | |
1122 | ppsc->last_delaylps_stamp_jiffies = jiffies; | |
1123 | } | |
1124 | ||
1125 | return true; | |
1126 | } else if (ETH_P_PAE == ether_type) { | |
1127 | RT_TRACE((COMP_SEND | COMP_RECV), DBG_DMESG, | |
1128 | ("802.1X %s EAPOL pkt!!\n", (is_tx) ? "Tx" : "Rx")); | |
1129 | ||
1130 | if (is_tx) { | |
1131 | rtlpriv->ra.is_special_data = true; | |
1132 | rtl92e_lps_leave(hw); | |
1133 | ppsc->last_delaylps_stamp_jiffies = jiffies; | |
1134 | } | |
1135 | ||
1136 | return true; | |
1137 | } else if (0x86DD == ether_type) { | |
1138 | return true; | |
1139 | } | |
1140 | ||
1141 | end: | |
1142 | rtlpriv->ra.is_special_data = false; | |
1143 | return false; | |
1144 | } | |
1145 | ||
1146 | /********************************************************* | |
1147 | * | |
1148 | * functions called by core.c | |
1149 | * | |
1150 | *********************************************************/ | |
1151 | int rtl92e_tx_agg_start(struct ieee80211_hw *hw, struct ieee80211_vif *vif, | |
1152 | struct ieee80211_sta *sta, u16 tid, u16 *ssn) | |
1153 | { | |
1154 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1155 | struct rtl_tid_data *tid_data; | |
1156 | struct rtl_sta_info *sta_entry = NULL; | |
1157 | ||
1158 | if (sta == NULL) | |
1159 | return -EINVAL; | |
1160 | ||
1161 | if (unlikely(tid >= MAX_TID_COUNT)) | |
1162 | return -EINVAL; | |
1163 | ||
1164 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; | |
1165 | if (!sta_entry) | |
1166 | return -ENXIO; | |
1167 | tid_data = &sta_entry->tids[tid]; | |
1168 | ||
1169 | RT_TRACE(COMP_SEND, DBG_DMESG, | |
1170 | ("on ra = %pM tid = %d seq:%d\n", sta->addr, tid, | |
1171 | tid_data->seq_number)); | |
1172 | ||
1173 | *ssn = tid_data->seq_number; | |
1174 | tid_data->agg.agg_state = RTL_AGG_START; | |
1175 | ||
1176 | ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); | |
1177 | return 0; | |
1178 | } | |
1179 | ||
1180 | int rtl92e_tx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_vif *vif, | |
1181 | struct ieee80211_sta *sta, u16 tid) | |
1182 | { | |
1183 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1184 | struct rtl_tid_data *tid_data; | |
1185 | struct rtl_sta_info *sta_entry = NULL; | |
1186 | ||
1187 | if (sta == NULL) | |
1188 | return -EINVAL; | |
1189 | ||
1190 | /* Comparing an array to null is not useful */ | |
1191 | /*if (!sta->addr) { | |
1192 | RT_TRACE(COMP_ERR, DBG_EMERG, ("ra = NULL\n")); | |
1193 | return -EINVAL; | |
1194 | }*/ | |
1195 | ||
1196 | RT_TRACE(COMP_SEND, DBG_DMESG, | |
1197 | ("on ra = %pM tid = %d\n", sta->addr, tid)); | |
1198 | ||
1199 | if (unlikely(tid >= MAX_TID_COUNT)) | |
1200 | return -EINVAL; | |
1201 | ||
1202 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; | |
1203 | tid_data = &sta_entry->tids[tid]; | |
1204 | sta_entry->tids[tid].agg.agg_state = RTL_AGG_STOP; | |
1205 | ||
1206 | ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); | |
1207 | return 0; | |
1208 | } | |
1209 | ||
1210 | int rtl92e_rx_agg_start(struct ieee80211_hw *hw, | |
1211 | struct ieee80211_sta *sta, u16 tid) | |
1212 | { | |
1213 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1214 | struct rtl_tid_data *tid_data; | |
1215 | struct rtl_sta_info *sta_entry = NULL; | |
1216 | ||
1217 | if (sta == NULL) | |
1218 | return -EINVAL; | |
1219 | ||
1220 | if (unlikely(tid >= MAX_TID_COUNT)) | |
1221 | return -EINVAL; | |
1222 | ||
1223 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; | |
1224 | if (!sta_entry) | |
1225 | return -ENXIO; | |
1226 | tid_data = &sta_entry->tids[tid]; | |
1227 | ||
1228 | RT_TRACE(COMP_RECV, DBG_DMESG, | |
1229 | ("on ra = %pM tid = %d seq:%d\n", sta->addr, tid, | |
1230 | tid_data->seq_number)); | |
1231 | ||
1232 | tid_data->agg.rx_agg_state = RTL_RX_AGG_START; | |
1233 | return 0; | |
1234 | } | |
1235 | ||
1236 | int rtl92e_rx_agg_stop(struct ieee80211_hw *hw, | |
1237 | struct ieee80211_sta *sta, u16 tid) | |
1238 | { | |
1239 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1240 | struct rtl_tid_data *tid_data; | |
1241 | struct rtl_sta_info *sta_entry = NULL; | |
1242 | ||
1243 | if (sta == NULL) | |
1244 | return -EINVAL; | |
1245 | ||
1246 | /* Comparing an array to null is not useful */ | |
1247 | /*if (!sta->addr) { | |
1248 | RT_TRACE(COMP_ERR, DBG_EMERG, ("ra = NULL\n")); | |
1249 | return -EINVAL; | |
1250 | }*/ | |
1251 | ||
1252 | RT_TRACE(COMP_SEND, DBG_DMESG, | |
1253 | ("on ra = %pM tid = %d\n", sta->addr, tid)); | |
1254 | ||
1255 | if (unlikely(tid >= MAX_TID_COUNT)) | |
1256 | return -EINVAL; | |
1257 | ||
1258 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; | |
1259 | tid_data = &sta_entry->tids[tid]; | |
1260 | sta_entry->tids[tid].agg.rx_agg_state = RTL_RX_AGG_STOP; | |
1261 | ||
1262 | return 0; | |
1263 | } | |
1264 | ||
1265 | int rtl92e_tx_agg_oper(struct ieee80211_hw *hw, | |
1266 | struct ieee80211_sta *sta, u16 tid) | |
1267 | { | |
1268 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1269 | struct rtl_tid_data *tid_data; | |
1270 | struct rtl_sta_info *sta_entry = NULL; | |
1271 | ||
1272 | if (sta == NULL) | |
1273 | return -EINVAL; | |
1274 | ||
1275 | /* Comparing an array to null is not useful */ | |
1276 | /*if (!sta->addr) { | |
1277 | RT_TRACE(COMP_ERR, DBG_EMERG, ("ra = NULL\n")); | |
1278 | return -EINVAL; | |
1279 | }*/ | |
1280 | ||
1281 | RT_TRACE(COMP_SEND, DBG_DMESG, | |
1282 | ("on ra = %pM tid = %d\n", sta->addr, tid)); | |
1283 | ||
1284 | if (unlikely(tid >= MAX_TID_COUNT)) | |
1285 | return -EINVAL; | |
1286 | ||
1287 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; | |
1288 | tid_data = &sta_entry->tids[tid]; | |
1289 | sta_entry->tids[tid].agg.agg_state = RTL_AGG_OPERATIONAL; | |
1290 | ||
1291 | return 0; | |
1292 | } | |
1293 | ||
1294 | /********************************************************* | |
1295 | * | |
1296 | * wq & timer callback functions | |
1297 | * | |
1298 | *********************************************************/ | |
1299 | /* this function is used for roaming */ | |
1300 | void rtl92e_beacon_statistic(struct ieee80211_hw *hw, struct sk_buff *skb) | |
1301 | { | |
1302 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1303 | struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; | |
1304 | ||
1305 | if (rtlpriv->mac80211.opmode != NL80211_IFTYPE_STATION) | |
1306 | return; | |
1307 | ||
1308 | if (rtlpriv->mac80211.link_state < MAC80211_LINKED) | |
1309 | return; | |
1310 | ||
1311 | /* check if this really is a beacon */ | |
1312 | if (!ieee80211_is_beacon(hdr->frame_control) && | |
1313 | !ieee80211_is_probe_resp(hdr->frame_control)) | |
1314 | return; | |
1315 | ||
1316 | /* min. beacon length + FCS_LEN */ | |
1317 | if (skb->len <= 40 + FCS_LEN) | |
1318 | return; | |
1319 | ||
1320 | /* and only beacons from the associated BSSID, please */ | |
1321 | if (!ether_addr_equal(hdr->addr3, rtlpriv->mac80211.bssid)) | |
1322 | return; | |
1323 | ||
1324 | rtlpriv->link_info.bcn_rx_inperiod++; | |
1325 | } | |
1326 | ||
1327 | void rtl92e_watchdog_wq_callback(void *data) | |
1328 | { | |
1329 | struct rtl_works *rtlworks = container_of_dwork_rtl(data, | |
1330 | struct rtl_works, | |
1331 | watchdog_wq); | |
1332 | struct ieee80211_hw *hw = rtlworks->hw; | |
1333 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1334 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); | |
1335 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
1336 | bool b_busytraffic = false; | |
1337 | bool b_tx_busy_traffic = false; | |
1338 | bool b_rx_busy_traffic = false; | |
1339 | bool b_higher_busytraffic = false; | |
1340 | bool b_higher_busyrxtraffic = false; | |
1341 | u8 idx, tid; | |
1342 | u32 rx_cnt_inp4eriod = 0; | |
1343 | u32 tx_cnt_inp4eriod = 0; | |
1344 | u32 aver_rx_cnt_inperiod = 0; | |
1345 | u32 aver_tx_cnt_inperiod = 0; | |
1346 | u32 aver_tidtx_inperiod[MAX_TID_COUNT] = {0}; | |
1347 | u32 tidtx_inp4eriod[MAX_TID_COUNT] = {0}; | |
1348 | bool benter_ps = false; | |
1349 | ||
1350 | if (is_hal_stop(rtlhal)) | |
1351 | return; | |
1352 | ||
1353 | /* <1> Determine if action frame is allowed */ | |
1354 | if (mac->link_state > MAC80211_NOLINK) { | |
1355 | if (mac->cnt_after_linked < 20) | |
1356 | mac->cnt_after_linked++; | |
1357 | } else { | |
1358 | mac->cnt_after_linked = 0; | |
1359 | } | |
1360 | ||
1361 | /* <2> to check if traffic busy, if | |
1362 | * busytraffic we don't change channel */ | |
1363 | if (mac->link_state >= MAC80211_LINKED) { | |
1364 | /* (1) get aver_rx_cnt_inperiod & aver_tx_cnt_inperiod */ | |
1365 | for (idx = 0; idx <= 2; idx++) { | |
1366 | rtlpriv->link_info.num_rx_in4period[idx] = | |
1367 | rtlpriv->link_info.num_rx_in4period[idx + 1]; | |
1368 | rtlpriv->link_info.num_tx_in4period[idx] = | |
1369 | rtlpriv->link_info.num_tx_in4period[idx + 1]; | |
1370 | } | |
1371 | rtlpriv->link_info.num_rx_in4period[3] = | |
1372 | rtlpriv->link_info.num_rx_inperiod; | |
1373 | rtlpriv->link_info.num_tx_in4period[3] = | |
1374 | rtlpriv->link_info.num_tx_inperiod; | |
1375 | for (idx = 0; idx <= 3; idx++) { | |
1376 | rx_cnt_inp4eriod += | |
1377 | rtlpriv->link_info.num_rx_in4period[idx]; | |
1378 | tx_cnt_inp4eriod += | |
1379 | rtlpriv->link_info.num_tx_in4period[idx]; | |
1380 | } | |
1381 | aver_rx_cnt_inperiod = rx_cnt_inp4eriod / 4; | |
1382 | aver_tx_cnt_inperiod = tx_cnt_inp4eriod / 4; | |
1383 | ||
1384 | /* (2) check traffic busy */ | |
1385 | if (aver_rx_cnt_inperiod > 100 || aver_tx_cnt_inperiod > 100) { | |
1386 | b_busytraffic = true; | |
1387 | if (aver_rx_cnt_inperiod > aver_tx_cnt_inperiod) | |
1388 | b_rx_busy_traffic = true; | |
1389 | else | |
1390 | b_tx_busy_traffic = false; | |
1391 | } | |
1392 | ||
1393 | /* Higher Tx/Rx data. */ | |
1394 | if (aver_rx_cnt_inperiod > 4000 || | |
1395 | aver_tx_cnt_inperiod > 4000) { | |
1396 | b_higher_busytraffic = true; | |
1397 | ||
1398 | /* Extremely high Rx data. */ | |
1399 | if (aver_rx_cnt_inperiod > 5000) | |
1400 | b_higher_busyrxtraffic = true; | |
1401 | } | |
1402 | ||
1403 | /* check every tid's tx traffic */ | |
1404 | for (tid = 0; tid <= 7; tid++) { | |
1405 | for (idx = 0; idx <= 2; idx++) | |
1406 | rtlpriv->link_info.tidtx_in4period[tid][idx] = | |
1407 | rtlpriv->link_info.tidtx_in4period[tid] | |
1408 | [idx + 1]; | |
1409 | rtlpriv->link_info.tidtx_in4period[tid][3] = | |
1410 | rtlpriv->link_info.tidtx_inperiod[tid]; | |
1411 | ||
1412 | for (idx = 0; idx <= 3; idx++) | |
1413 | tidtx_inp4eriod[tid] += | |
1414 | rtlpriv->link_info.tidtx_in4period[tid][idx]; | |
1415 | aver_tidtx_inperiod[tid] = tidtx_inp4eriod[tid] / 4; | |
1416 | if (aver_tidtx_inperiod[tid] > 5000) | |
1417 | rtlpriv->link_info.higher_busytxtraffic[tid] = | |
1418 | true; | |
1419 | else | |
1420 | rtlpriv->link_info.higher_busytxtraffic[tid] = | |
1421 | false; | |
1422 | } | |
1423 | ||
1424 | if (((rtlpriv->link_info.num_rx_inperiod + | |
1425 | rtlpriv->link_info.num_tx_inperiod) > 8) || | |
1426 | (rtlpriv->link_info.num_rx_inperiod > 2)) | |
1427 | benter_ps = false; | |
1428 | else | |
1429 | benter_ps = true; | |
1430 | ||
1431 | /* LeisurePS only work in infra mode. */ | |
1432 | if (benter_ps) | |
1433 | rtl92e_lps_enter(hw); | |
1434 | else | |
1435 | rtl92e_lps_leave(hw); | |
1436 | } | |
1437 | ||
1438 | rtlpriv->link_info.num_rx_inperiod = 0; | |
1439 | rtlpriv->link_info.num_tx_inperiod = 0; | |
1440 | for (tid = 0; tid <= 7; tid++) | |
1441 | rtlpriv->link_info.tidtx_inperiod[tid] = 0; | |
1442 | ||
1443 | rtlpriv->link_info.b_busytraffic = b_busytraffic; | |
1444 | rtlpriv->link_info.b_rx_busy_traffic = b_rx_busy_traffic; | |
1445 | rtlpriv->link_info.b_tx_busy_traffic = b_tx_busy_traffic; | |
1446 | rtlpriv->link_info.b_higher_busytraffic = b_higher_busytraffic; | |
1447 | rtlpriv->link_info.b_higher_busyrxtraffic = b_higher_busyrxtraffic; | |
1448 | ||
1449 | /* <3> DM */ | |
1450 | rtlpriv->cfg->ops->dm_watchdog(hw); | |
1451 | ||
1452 | /* <4> roaming */ | |
1453 | if (mac->link_state == MAC80211_LINKED && | |
1454 | mac->opmode == NL80211_IFTYPE_STATION) { | |
1455 | if ((rtlpriv->link_info.bcn_rx_inperiod + | |
1456 | rtlpriv->link_info.num_rx_inperiod) == 0) { | |
1457 | rtlpriv->link_info.roam_times++; | |
1458 | RT_TRACE(COMP_ERR, DBG_DMESG, | |
1459 | ("AP off for %d s\n", | |
1460 | (rtlpriv->link_info.roam_times * 2))); | |
1461 | ||
1462 | /* if we can't recv beacon for 10s, | |
1463 | * we should reconnect this AP */ | |
1464 | if (rtlpriv->link_info.roam_times >= 5) { | |
1465 | RT_TRACE(COMP_ERR, DBG_EMERG, | |
1466 | ("AP off, try to reconnect now\n")); | |
1467 | rtlpriv->link_info.roam_times = 0; | |
1468 | ieee80211_connection_loss( | |
1469 | rtlpriv->mac80211.vif); | |
1470 | } | |
1471 | } else { | |
1472 | rtlpriv->link_info.roam_times = 0; | |
1473 | } | |
1474 | } | |
1475 | ||
1476 | if (rtlpriv->cfg->ops->get_btc_status()) | |
1477 | rtlpriv->btcoexist.btc_ops->btc_periodical(rtlpriv); | |
1478 | ||
1479 | rtlpriv->link_info.bcn_rx_inperiod = 0; | |
1480 | } | |
1481 | ||
1482 | void rtl92e_watch_dog_timer_callback(unsigned long data) | |
1483 | { | |
1484 | struct ieee80211_hw *hw = (struct ieee80211_hw *)data; | |
1485 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1486 | ||
1487 | queue_delayed_work(rtlpriv->works.rtl_wq, | |
1488 | &rtlpriv->works.watchdog_wq, 0); | |
1489 | ||
1490 | mod_timer(&rtlpriv->works.watchdog_timer, | |
1491 | jiffies + MSECS(RTL_WATCH_DOG_TIME)); | |
1492 | } | |
1493 | void rtl92e_fwevt_wq_callback(void *data) | |
1494 | { | |
1495 | struct rtl_works *rtlworks = | |
1496 | container_of_dwork_rtl(data, struct rtl_works, fwevt_wq); | |
1497 | struct ieee80211_hw *hw = rtlworks->hw; | |
1498 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1499 | ||
1500 | rtlpriv->cfg->ops->c2h_command_handle(hw); | |
1501 | } | |
1502 | void rtl92e_easy_concurrent_retrytimer_callback(unsigned long data) | |
1503 | { | |
1504 | struct ieee80211_hw *hw = (struct ieee80211_hw *)data; | |
1505 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1506 | struct rtl_priv *buddy_priv = rtlpriv->buddy_priv; | |
1507 | ||
1508 | if (buddy_priv == NULL) | |
1509 | return; | |
1510 | ||
1511 | rtlpriv->cfg->ops->dualmac_easy_concurrent(hw); | |
1512 | } | |
1513 | /********************************************************* | |
1514 | * | |
1515 | * frame process functions | |
1516 | * | |
1517 | *********************************************************/ | |
1518 | u8 *rtl92e_find_ie(u8 *data, unsigned int len, u8 ie) | |
1519 | { | |
1520 | struct ieee80211_mgmt *mgmt = (void *)data; | |
1521 | u8 *pos, *end; | |
1522 | ||
1523 | pos = (u8 *)mgmt->u.beacon.variable; | |
1524 | end = data + len; | |
1525 | while (pos < end) { | |
1526 | if (pos + 2 + pos[1] > end) | |
1527 | return NULL; | |
1528 | ||
1529 | if (pos[0] == ie) | |
1530 | return pos; | |
1531 | ||
1532 | pos += 2 + pos[1]; | |
1533 | } | |
1534 | return NULL; | |
1535 | } | |
1536 | ||
1537 | /* when we use 2 rx ants we send IEEE80211_SMPS_OFF */ | |
1538 | /* when we use 1 rx ant we send IEEE80211_SMPS_STATIC */ | |
1539 | static struct sk_buff *rtl_make_smps_action(struct ieee80211_hw *hw, | |
1540 | enum ieee80211_smps_mode smps, | |
1541 | u8 *da, u8 *bssid) | |
1542 | { | |
1543 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
1544 | struct sk_buff *skb; | |
1545 | struct ieee80211_mgmt_compat *action_frame; | |
1546 | ||
1547 | /* 27 = header + category + action + smps mode */ | |
1548 | skb = dev_alloc_skb(27 + hw->extra_tx_headroom); | |
1549 | if (!skb) | |
1550 | return NULL; | |
1551 | ||
1552 | skb_reserve(skb, hw->extra_tx_headroom); | |
1553 | action_frame = (void *)skb_put(skb, 27); | |
1554 | memset(action_frame, 0, 27); | |
1555 | ether_addr_copy(action_frame->da, da); | |
1556 | ether_addr_copy(action_frame->sa, rtlefuse->dev_addr); | |
1557 | ether_addr_copy(action_frame->bssid, bssid); | |
1558 | action_frame->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | | |
1559 | IEEE80211_STYPE_ACTION); | |
1560 | action_frame->u.action.category = WLAN_CATEGORY_HT; | |
1561 | action_frame->u.action.u.ht_smps.action = WLAN_HT_ACTION_SMPS; | |
1562 | switch (smps) { | |
1563 | case IEEE80211_SMPS_AUTOMATIC:/* 0 */ | |
1564 | case IEEE80211_SMPS_NUM_MODES:/* 4 */ | |
1565 | WARN_ON(1); | |
1566 | /* Here will get a 'MISSING_BREAK' in Coverity Test, just ignore it. | |
1567 | * According to Kernel Code, here is right. | |
1568 | */ | |
1569 | case IEEE80211_SMPS_OFF:/* 1 */ /*MIMO_PS_NOLIMIT*/ | |
1570 | action_frame->u.action.u.ht_smps.smps_control = | |
1571 | WLAN_HT_SMPS_CONTROL_DISABLED;/* 0 */ | |
1572 | break; | |
1573 | case IEEE80211_SMPS_STATIC:/* 2 */ /*MIMO_PS_STATIC*/ | |
1574 | action_frame->u.action.u.ht_smps.smps_control = | |
1575 | WLAN_HT_SMPS_CONTROL_STATIC;/* 1 */ | |
1576 | break; | |
1577 | case IEEE80211_SMPS_DYNAMIC:/* 3 */ /*MIMO_PS_DYNAMIC*/ | |
1578 | action_frame->u.action.u.ht_smps.smps_control = | |
1579 | WLAN_HT_SMPS_CONTROL_DYNAMIC;/* 3 */ | |
1580 | break; | |
1581 | } | |
1582 | ||
1583 | return skb; | |
1584 | } | |
1585 | ||
1586 | int stg_rtl_send_smps_action(struct ieee80211_hw *hw, | |
1587 | struct ieee80211_sta *sta, | |
1588 | enum ieee80211_smps_mode smps) | |
1589 | { | |
1590 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1591 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); | |
1592 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); | |
1593 | struct sk_buff *skb = NULL; | |
1594 | struct rtl_tcb_desc tcb_desc; | |
1595 | u8 bssid[ETH_ALEN] = {0}; | |
1596 | ||
1597 | memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); | |
1598 | ||
1599 | if (rtlpriv->mac80211.act_scanning) | |
1600 | goto err_free; | |
1601 | ||
1602 | if (!sta) | |
1603 | goto err_free; | |
1604 | ||
1605 | if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) | |
1606 | goto err_free; | |
1607 | ||
1608 | if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) | |
1609 | goto err_free; | |
1610 | ||
1611 | if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_AP) | |
1612 | ether_addr_copy(bssid, rtlpriv->efuse.dev_addr); | |
1613 | else | |
1614 | ether_addr_copy(bssid, rtlpriv->mac80211.bssid); | |
1615 | ||
1616 | skb = rtl_make_smps_action(hw, smps, sta->addr, bssid); | |
1617 | /* this is a type = mgmt * stype = action frame */ | |
1618 | if (skb) { | |
1619 | struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); | |
1620 | struct rtl_sta_info *sta_entry = | |
1621 | (struct rtl_sta_info *)sta->drv_priv; | |
1622 | sta_entry->mimo_ps = smps; | |
1623 | /* rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); */ | |
1624 | ||
1625 | info->control.rates[0].idx = 0; | |
1626 | info->band = hw->conf.chandef.chan->band; | |
1627 | rtlpriv->intf_ops->adapter_tx(hw, sta, skb, &tcb_desc); | |
1628 | } | |
1629 | return 1; | |
1630 | ||
1631 | err_free: | |
1632 | return 0; | |
1633 | } | |
1634 | EXPORT_SYMBOL(stg_rtl_send_smps_action); | |
1635 | ||
1636 | /* because mac80211 have issues when can receive del ba | |
1637 | * so here we just make a fake del_ba if we receive a ba_req | |
1638 | * but rx_agg was opened to let mac80211 release some ba | |
1639 | * related resources, so please this del_ba for tx */ | |
1640 | struct sk_buff *rtl92e_make_del_ba(struct ieee80211_hw *hw, | |
1641 | u8 *sa, u8 *bssid, u16 tid) | |
1642 | { | |
1643 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
1644 | struct sk_buff *skb; | |
1645 | struct ieee80211_mgmt *action_frame; | |
1646 | u16 params; | |
1647 | ||
1648 | /* 27 = header + category + action + smps mode */ | |
1649 | skb = dev_alloc_skb(34 + hw->extra_tx_headroom); | |
1650 | if (!skb) | |
1651 | return NULL; | |
1652 | ||
1653 | skb_reserve(skb, hw->extra_tx_headroom); | |
1654 | action_frame = (void *)skb_put(skb, 34); | |
1655 | memset(action_frame, 0, 34); | |
1656 | ether_addr_copy(action_frame->sa, sa); | |
1657 | ether_addr_copy(action_frame->da, rtlefuse->dev_addr); | |
1658 | ether_addr_copy(action_frame->bssid, bssid); | |
1659 | action_frame->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | | |
1660 | IEEE80211_STYPE_ACTION); | |
1661 | action_frame->u.action.category = WLAN_CATEGORY_BACK; | |
1662 | action_frame->u.action.u.delba.action_code = WLAN_ACTION_DELBA; | |
1663 | params = (u16)(1 << 11); /* bit 11 initiator */ | |
1664 | params |= (u16)(tid << 12); /* bit 15:12 TID number */ | |
1665 | ||
1666 | action_frame->u.action.u.delba.params = cpu_to_le16(params); | |
1667 | action_frame->u.action.u.delba.reason_code = | |
1668 | cpu_to_le16(WLAN_REASON_QSTA_TIMEOUT); | |
1669 | ||
1670 | return skb; | |
1671 | } | |
1672 | ||
1673 | /********************************************************* | |
1674 | * | |
1675 | * IOT functions | |
1676 | * | |
1677 | *********************************************************/ | |
1678 | static bool rtl_chk_vendor_ouisub(struct ieee80211_hw *hw, | |
1679 | struct octet_string vendor_ie) | |
1680 | { | |
1681 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1682 | bool matched = false; | |
1683 | static u8 athcap_1[] = { 0x00, 0x03, 0x7F }; | |
1684 | static u8 athcap_2[] = { 0x00, 0x13, 0x74 }; | |
1685 | static u8 broadcap_1[] = { 0x00, 0x10, 0x18 }; | |
1686 | static u8 broadcap_2[] = { 0x00, 0x0a, 0xf7 }; | |
1687 | static u8 broadcap_3[] = { 0x00, 0x05, 0xb5 }; | |
1688 | static u8 racap[] = { 0x00, 0x0c, 0x43 }; | |
1689 | static u8 ciscocap[] = { 0x00, 0x40, 0x96 }; | |
1690 | static u8 marvcap[] = { 0x00, 0x50, 0x43 }; | |
1691 | ||
1692 | if (memcmp(vendor_ie.octet, athcap_1, 3) == 0 || | |
1693 | memcmp(vendor_ie.octet, athcap_2, 3) == 0) { | |
1694 | rtlpriv->mac80211.vendor = PEER_ATH; | |
1695 | matched = true; | |
1696 | } else if (memcmp(vendor_ie.octet, broadcap_1, 3) == 0 || | |
1697 | memcmp(vendor_ie.octet, broadcap_2, 3) == 0 || | |
1698 | memcmp(vendor_ie.octet, broadcap_3, 3) == 0) { | |
1699 | rtlpriv->mac80211.vendor = PEER_BROAD; | |
1700 | matched = true; | |
1701 | } else if (memcmp(vendor_ie.octet, racap, 3) == 0) { | |
1702 | rtlpriv->mac80211.vendor = PEER_RAL; | |
1703 | matched = true; | |
1704 | } else if (memcmp(vendor_ie.octet, ciscocap, 3) == 0) { | |
1705 | rtlpriv->mac80211.vendor = PEER_CISCO; | |
1706 | matched = true; | |
1707 | } else if (memcmp(vendor_ie.octet, marvcap, 3) == 0) { | |
1708 | rtlpriv->mac80211.vendor = PEER_MARV; | |
1709 | matched = true; | |
1710 | } | |
1711 | ||
1712 | return matched; | |
1713 | } | |
1714 | ||
1715 | static bool rtl_find_221_ie(struct ieee80211_hw *hw, u8 *data, unsigned int len) | |
1716 | { | |
1717 | struct ieee80211_mgmt *mgmt = (void *)data; | |
1718 | struct octet_string vendor_ie; | |
1719 | u8 *pos, *end; | |
1720 | ||
1721 | pos = (u8 *)mgmt->u.beacon.variable; | |
1722 | end = data + len; | |
1723 | while (pos < end) { | |
1724 | if (pos[0] == 221) { | |
1725 | vendor_ie.length = pos[1]; | |
1726 | vendor_ie.octet = &pos[2]; | |
1727 | if (rtl_chk_vendor_ouisub(hw, vendor_ie)) | |
1728 | return true; | |
1729 | } | |
1730 | ||
1731 | if (pos + 2 + pos[1] > end) | |
1732 | return false; | |
1733 | ||
1734 | pos += 2 + pos[1]; | |
1735 | } | |
1736 | return false; | |
1737 | } | |
1738 | ||
1739 | void rtl92e_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len) | |
1740 | { | |
1741 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1742 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
1743 | struct ieee80211_hdr *hdr = (void *)data; | |
1744 | u32 vendor = PEER_UNKNOWN; | |
1745 | ||
1746 | static u8 ap3_1[3] = { 0x00, 0x14, 0xbf }; | |
1747 | static u8 ap3_2[3] = { 0x00, 0x1a, 0x70 }; | |
1748 | static u8 ap3_3[3] = { 0x00, 0x1d, 0x7e }; | |
1749 | static u8 ap4_1[3] = { 0x00, 0x90, 0xcc }; | |
1750 | static u8 ap4_2[3] = { 0x00, 0x0e, 0x2e }; | |
1751 | static u8 ap4_3[3] = { 0x00, 0x18, 0x02 }; | |
1752 | static u8 ap4_4[3] = { 0x00, 0x17, 0x3f }; | |
1753 | static u8 ap4_5[3] = { 0x00, 0x1c, 0xdf }; | |
1754 | static u8 ap5_1[3] = { 0x00, 0x1c, 0xf0 }; | |
1755 | static u8 ap5_2[3] = { 0x00, 0x21, 0x91 }; | |
1756 | static u8 ap5_3[3] = { 0x00, 0x24, 0x01 }; | |
1757 | static u8 ap5_4[3] = { 0x00, 0x15, 0xe9 }; | |
1758 | static u8 ap5_5[3] = { 0x00, 0x17, 0x9A }; | |
1759 | static u8 ap5_6[3] = { 0x00, 0x18, 0xE7 }; | |
1760 | static u8 ap6_1[3] = { 0x00, 0x17, 0x94 }; | |
1761 | static u8 ap7_1[3] = { 0x00, 0x14, 0xa4 }; | |
1762 | ||
1763 | if (mac->opmode != NL80211_IFTYPE_STATION) | |
1764 | return; | |
1765 | ||
1766 | if (mac->link_state == MAC80211_NOLINK) { | |
1767 | mac->vendor = PEER_UNKNOWN; | |
1768 | return; | |
1769 | } | |
1770 | ||
1771 | if (mac->cnt_after_linked > 2) | |
1772 | return; | |
1773 | ||
1774 | /* check if this really is a beacon */ | |
1775 | if (!ieee80211_is_beacon(hdr->frame_control)) | |
1776 | return; | |
1777 | ||
1778 | /* min. beacon length + FCS_LEN */ | |
1779 | if (len <= 40 + FCS_LEN) | |
1780 | return; | |
1781 | ||
1782 | /* and only beacons from the associated BSSID, please */ | |
1783 | if (!ether_addr_equal(hdr->addr3, rtlpriv->mac80211.bssid)) | |
1784 | return; | |
1785 | ||
1786 | if (rtl_find_221_ie(hw, data, len)) | |
1787 | vendor = mac->vendor; | |
1788 | ||
1789 | if ((memcmp(mac->bssid, ap5_1, 3) == 0) || | |
1790 | (memcmp(mac->bssid, ap5_2, 3) == 0) || | |
1791 | (memcmp(mac->bssid, ap5_3, 3) == 0) || | |
1792 | (memcmp(mac->bssid, ap5_4, 3) == 0) || | |
1793 | (memcmp(mac->bssid, ap5_5, 3) == 0) || | |
1794 | (memcmp(mac->bssid, ap5_6, 3) == 0) || | |
1795 | vendor == PEER_ATH) { | |
1796 | vendor = PEER_ATH; | |
1797 | RT_TRACE(COMP_MAC80211, DBG_LOUD, ("=>ath find\n")); | |
1798 | } else if ((memcmp(mac->bssid, ap4_4, 3) == 0) || | |
1799 | (memcmp(mac->bssid, ap4_5, 3) == 0) || | |
1800 | (memcmp(mac->bssid, ap4_1, 3) == 0) || | |
1801 | (memcmp(mac->bssid, ap4_2, 3) == 0) || | |
1802 | (memcmp(mac->bssid, ap4_3, 3) == 0) || | |
1803 | vendor == PEER_RAL) { | |
1804 | RT_TRACE(COMP_MAC80211, DBG_LOUD, ("=>ral findn\n")); | |
1805 | vendor = PEER_RAL; | |
1806 | } else if (memcmp(mac->bssid, ap6_1, 3) == 0 || | |
1807 | vendor == PEER_CISCO) { | |
1808 | vendor = PEER_CISCO; | |
1809 | RT_TRACE(COMP_MAC80211, DBG_LOUD, ("=>cisco find\n")); | |
1810 | } else if ((memcmp(mac->bssid, ap3_1, 3) == 0) || | |
1811 | (memcmp(mac->bssid, ap3_2, 3) == 0) || | |
1812 | (memcmp(mac->bssid, ap3_3, 3) == 0) || | |
1813 | vendor == PEER_BROAD) { | |
1814 | RT_TRACE(COMP_MAC80211, DBG_LOUD, ("=>broad find\n")); | |
1815 | vendor = PEER_BROAD; | |
1816 | } else if (memcmp(mac->bssid, ap7_1, 3) == 0 || | |
1817 | vendor == PEER_MARV) { | |
1818 | vendor = PEER_MARV; | |
1819 | RT_TRACE(COMP_MAC80211, DBG_LOUD, ("=>marv find\n")); | |
1820 | } | |
1821 | ||
1822 | mac->vendor = vendor; | |
1823 | } | |
1824 | ||
1825 | /********************************************************* | |
1826 | * | |
1827 | * sysfs functions | |
1828 | * | |
1829 | *********************************************************/ | |
1830 | struct rtl_global_var global_var = {}; | |
1831 | ||
1832 | int rtl_core_module_init(void) | |
1833 | { | |
1834 | static int here_once; | |
1835 | ||
1836 | if (here_once++) | |
1837 | return 0; | |
1838 | ||
1839 | if (rtl92e_rate_control_register()) | |
1840 | pr_debug("rtl: Unable to register rtl_rc, use default RC !!\n"); | |
1841 | ||
1842 | /* init some global vars */ | |
1843 | INIT_LIST_HEAD(&global_var.glb_priv_list); | |
1844 | spin_lock_init(&global_var.glb_list_lock); | |
1845 | ||
1846 | return 0; | |
1847 | } | |
1848 | void rtl_core_module_exit(void) | |
1849 | { | |
1850 | /*RC*/ | |
1851 | rtl92e_rate_control_unregister(); | |
1852 | } |