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0c817338 LF |
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 | * 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 | ||
30 | #include <linux/ip.h> | |
31 | #include "wifi.h" | |
32 | #include "rc.h" | |
33 | #include "base.h" | |
34 | #include "efuse.h" | |
35 | #include "cam.h" | |
36 | #include "ps.h" | |
37 | #include "regd.h" | |
38 | ||
39 | /* | |
40 | *NOTICE!!!: This file will be very big, we hsould | |
41 | *keep it clear under follwing roles: | |
42 | * | |
43 | *This file include follwing part, so, if you add new | |
44 | *functions into this file, please check which part it | |
45 | *should includes. or check if you should add new part | |
46 | *for this file: | |
47 | * | |
48 | *1) mac80211 init functions | |
49 | *2) tx information functions | |
50 | *3) functions called by core.c | |
51 | *4) wq & timer callback functions | |
52 | *5) frame process functions | |
acd48572 C |
53 | *6) IOT functions |
54 | *7) sysfs functions | |
55 | *8) ... | |
0c817338 LF |
56 | */ |
57 | ||
58 | /********************************************************* | |
59 | * | |
60 | * mac80211 init functions | |
61 | * | |
62 | *********************************************************/ | |
acd48572 | 63 | static struct ieee80211_channel rtl_channeltable_2g[] = { |
0c817338 LF |
64 | {.center_freq = 2412, .hw_value = 1,}, |
65 | {.center_freq = 2417, .hw_value = 2,}, | |
66 | {.center_freq = 2422, .hw_value = 3,}, | |
67 | {.center_freq = 2427, .hw_value = 4,}, | |
68 | {.center_freq = 2432, .hw_value = 5,}, | |
69 | {.center_freq = 2437, .hw_value = 6,}, | |
70 | {.center_freq = 2442, .hw_value = 7,}, | |
71 | {.center_freq = 2447, .hw_value = 8,}, | |
72 | {.center_freq = 2452, .hw_value = 9,}, | |
73 | {.center_freq = 2457, .hw_value = 10,}, | |
74 | {.center_freq = 2462, .hw_value = 11,}, | |
75 | {.center_freq = 2467, .hw_value = 12,}, | |
76 | {.center_freq = 2472, .hw_value = 13,}, | |
77 | {.center_freq = 2484, .hw_value = 14,}, | |
78 | }; | |
79 | ||
acd48572 C |
80 | static struct ieee80211_channel rtl_channeltable_5g[] = { |
81 | {.center_freq = 5180, .hw_value = 36,}, | |
82 | {.center_freq = 5200, .hw_value = 40,}, | |
83 | {.center_freq = 5220, .hw_value = 44,}, | |
84 | {.center_freq = 5240, .hw_value = 48,}, | |
85 | {.center_freq = 5260, .hw_value = 52,}, | |
86 | {.center_freq = 5280, .hw_value = 56,}, | |
87 | {.center_freq = 5300, .hw_value = 60,}, | |
88 | {.center_freq = 5320, .hw_value = 64,}, | |
89 | {.center_freq = 5500, .hw_value = 100,}, | |
90 | {.center_freq = 5520, .hw_value = 104,}, | |
91 | {.center_freq = 5540, .hw_value = 108,}, | |
92 | {.center_freq = 5560, .hw_value = 112,}, | |
93 | {.center_freq = 5580, .hw_value = 116,}, | |
94 | {.center_freq = 5600, .hw_value = 120,}, | |
95 | {.center_freq = 5620, .hw_value = 124,}, | |
96 | {.center_freq = 5640, .hw_value = 128,}, | |
97 | {.center_freq = 5660, .hw_value = 132,}, | |
98 | {.center_freq = 5680, .hw_value = 136,}, | |
99 | {.center_freq = 5700, .hw_value = 140,}, | |
100 | {.center_freq = 5745, .hw_value = 149,}, | |
101 | {.center_freq = 5765, .hw_value = 153,}, | |
102 | {.center_freq = 5785, .hw_value = 157,}, | |
103 | {.center_freq = 5805, .hw_value = 161,}, | |
104 | {.center_freq = 5825, .hw_value = 165,}, | |
105 | }; | |
106 | ||
107 | static struct ieee80211_rate rtl_ratetable_2g[] = { | |
0c817338 LF |
108 | {.bitrate = 10, .hw_value = 0x00,}, |
109 | {.bitrate = 20, .hw_value = 0x01,}, | |
110 | {.bitrate = 55, .hw_value = 0x02,}, | |
111 | {.bitrate = 110, .hw_value = 0x03,}, | |
112 | {.bitrate = 60, .hw_value = 0x04,}, | |
113 | {.bitrate = 90, .hw_value = 0x05,}, | |
114 | {.bitrate = 120, .hw_value = 0x06,}, | |
115 | {.bitrate = 180, .hw_value = 0x07,}, | |
116 | {.bitrate = 240, .hw_value = 0x08,}, | |
117 | {.bitrate = 360, .hw_value = 0x09,}, | |
118 | {.bitrate = 480, .hw_value = 0x0a,}, | |
119 | {.bitrate = 540, .hw_value = 0x0b,}, | |
120 | }; | |
121 | ||
acd48572 C |
122 | static struct ieee80211_rate rtl_ratetable_5g[] = { |
123 | {.bitrate = 60, .hw_value = 0x04,}, | |
124 | {.bitrate = 90, .hw_value = 0x05,}, | |
125 | {.bitrate = 120, .hw_value = 0x06,}, | |
126 | {.bitrate = 180, .hw_value = 0x07,}, | |
127 | {.bitrate = 240, .hw_value = 0x08,}, | |
128 | {.bitrate = 360, .hw_value = 0x09,}, | |
129 | {.bitrate = 480, .hw_value = 0x0a,}, | |
130 | {.bitrate = 540, .hw_value = 0x0b,}, | |
131 | }; | |
132 | ||
0c817338 LF |
133 | static const struct ieee80211_supported_band rtl_band_2ghz = { |
134 | .band = IEEE80211_BAND_2GHZ, | |
135 | ||
acd48572 C |
136 | .channels = rtl_channeltable_2g, |
137 | .n_channels = ARRAY_SIZE(rtl_channeltable_2g), | |
0c817338 | 138 | |
acd48572 C |
139 | .bitrates = rtl_ratetable_2g, |
140 | .n_bitrates = ARRAY_SIZE(rtl_ratetable_2g), | |
0c817338 LF |
141 | |
142 | .ht_cap = {0}, | |
143 | }; | |
144 | ||
acd48572 C |
145 | static struct ieee80211_supported_band rtl_band_5ghz = { |
146 | .band = IEEE80211_BAND_5GHZ, | |
147 | ||
148 | .channels = rtl_channeltable_5g, | |
149 | .n_channels = ARRAY_SIZE(rtl_channeltable_5g), | |
150 | ||
151 | .bitrates = rtl_ratetable_5g, | |
152 | .n_bitrates = ARRAY_SIZE(rtl_ratetable_5g), | |
153 | ||
154 | .ht_cap = {0}, | |
155 | }; | |
156 | ||
157 | static const u8 tid_to_ac[] = { | |
158 | 2, /* IEEE80211_AC_BE */ | |
159 | 3, /* IEEE80211_AC_BK */ | |
160 | 3, /* IEEE80211_AC_BK */ | |
161 | 2, /* IEEE80211_AC_BE */ | |
162 | 1, /* IEEE80211_AC_VI */ | |
163 | 1, /* IEEE80211_AC_VI */ | |
164 | 0, /* IEEE80211_AC_VO */ | |
165 | 0, /* IEEE80211_AC_VO */ | |
166 | }; | |
167 | ||
168 | u8 rtl_tid_to_ac(struct ieee80211_hw *hw, u8 tid) | |
169 | { | |
170 | return tid_to_ac[tid]; | |
171 | } | |
172 | ||
0c817338 LF |
173 | static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, |
174 | struct ieee80211_sta_ht_cap *ht_cap) | |
175 | { | |
176 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
177 | struct rtl_phy *rtlphy = &(rtlpriv->phy); | |
178 | ||
179 | ht_cap->ht_supported = true; | |
180 | ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | | |
181 | IEEE80211_HT_CAP_SGI_40 | | |
182 | IEEE80211_HT_CAP_SGI_20 | | |
183 | IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; | |
184 | ||
acd48572 C |
185 | if (rtlpriv->rtlhal.disable_amsdu_8k) |
186 | ht_cap->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; | |
187 | ||
0c817338 LF |
188 | /* |
189 | *Maximum length of AMPDU that the STA can receive. | |
190 | *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) | |
191 | */ | |
192 | ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
193 | ||
194 | /*Minimum MPDU start spacing , */ | |
195 | ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16; | |
196 | ||
197 | ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; | |
198 | ||
199 | /* | |
200 | *hw->wiphy->bands[IEEE80211_BAND_2GHZ] | |
201 | *base on ant_num | |
202 | *rx_mask: RX mask | |
203 | *if rx_ant =1 rx_mask[0]=0xff;==>MCS0-MCS7 | |
204 | *if rx_ant =2 rx_mask[1]=0xff;==>MCS8-MCS15 | |
205 | *if rx_ant >=3 rx_mask[2]=0xff; | |
206 | *if BW_40 rx_mask[4]=0x01; | |
207 | *highest supported RX rate | |
208 | */ | |
209 | if (get_rf_type(rtlphy) == RF_1T2R || get_rf_type(rtlphy) == RF_2T2R) { | |
210 | ||
211 | RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, ("1T2R or 2T2R\n")); | |
212 | ||
213 | ht_cap->mcs.rx_mask[0] = 0xFF; | |
214 | ht_cap->mcs.rx_mask[1] = 0xFF; | |
215 | ht_cap->mcs.rx_mask[4] = 0x01; | |
216 | ||
17c9ac62 | 217 | ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); |
0c817338 LF |
218 | } else if (get_rf_type(rtlphy) == RF_1T1R) { |
219 | ||
220 | RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, ("1T1R\n")); | |
221 | ||
222 | ht_cap->mcs.rx_mask[0] = 0xFF; | |
223 | ht_cap->mcs.rx_mask[1] = 0x00; | |
224 | ht_cap->mcs.rx_mask[4] = 0x01; | |
225 | ||
17c9ac62 | 226 | ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7); |
0c817338 LF |
227 | } |
228 | } | |
229 | ||
230 | static void _rtl_init_mac80211(struct ieee80211_hw *hw) | |
231 | { | |
acd48572 C |
232 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
233 | struct rtl_hal *rtlhal = rtl_hal(rtlpriv); | |
0c817338 LF |
234 | struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); |
235 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
236 | struct ieee80211_supported_band *sband; | |
237 | ||
0c817338 | 238 | |
acd48572 C |
239 | if (rtlhal->macphymode == SINGLEMAC_SINGLEPHY && rtlhal->bandset == |
240 | BAND_ON_BOTH) { | |
241 | /* 1: 2.4 G bands */ | |
242 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
243 | sband = &(rtlmac->bands[IEEE80211_BAND_2GHZ]); | |
244 | ||
245 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_2GHZ] | |
246 | * to default value(1T1R) */ | |
247 | memcpy(&(rtlmac->bands[IEEE80211_BAND_2GHZ]), &rtl_band_2ghz, | |
248 | sizeof(struct ieee80211_supported_band)); | |
0c817338 | 249 | |
acd48572 C |
250 | /* <3> init ht cap base on ant_num */ |
251 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
0c817338 | 252 | |
acd48572 C |
253 | /* <4> set mac->sband to wiphy->sband */ |
254 | hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; | |
0c817338 | 255 | |
acd48572 C |
256 | /* 2: 5 G bands */ |
257 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
258 | sband = &(rtlmac->bands[IEEE80211_BAND_5GHZ]); | |
259 | ||
260 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_5GHZ] | |
261 | * to default value(1T1R) */ | |
262 | memcpy(&(rtlmac->bands[IEEE80211_BAND_5GHZ]), &rtl_band_5ghz, | |
263 | sizeof(struct ieee80211_supported_band)); | |
264 | ||
265 | /* <3> init ht cap base on ant_num */ | |
266 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
267 | ||
268 | /* <4> set mac->sband to wiphy->sband */ | |
269 | hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband; | |
270 | } else { | |
271 | if (rtlhal->current_bandtype == BAND_ON_2_4G) { | |
272 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
273 | sband = &(rtlmac->bands[IEEE80211_BAND_2GHZ]); | |
274 | ||
275 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_2GHZ] | |
276 | * to default value(1T1R) */ | |
277 | memcpy(&(rtlmac->bands[IEEE80211_BAND_2GHZ]), | |
278 | &rtl_band_2ghz, | |
279 | sizeof(struct ieee80211_supported_band)); | |
280 | ||
281 | /* <3> init ht cap base on ant_num */ | |
282 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
283 | ||
284 | /* <4> set mac->sband to wiphy->sband */ | |
285 | hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; | |
286 | } else if (rtlhal->current_bandtype == BAND_ON_5G) { | |
287 | /* <1> use mac->bands as mem for hw->wiphy->bands */ | |
288 | sband = &(rtlmac->bands[IEEE80211_BAND_5GHZ]); | |
289 | ||
290 | /* <2> set hw->wiphy->bands[IEEE80211_BAND_5GHZ] | |
291 | * to default value(1T1R) */ | |
292 | memcpy(&(rtlmac->bands[IEEE80211_BAND_5GHZ]), | |
293 | &rtl_band_5ghz, | |
294 | sizeof(struct ieee80211_supported_band)); | |
295 | ||
296 | /* <3> init ht cap base on ant_num */ | |
297 | _rtl_init_hw_ht_capab(hw, &sband->ht_cap); | |
298 | ||
299 | /* <4> set mac->sband to wiphy->sband */ | |
300 | hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband; | |
301 | } else { | |
302 | RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, | |
303 | ("Err BAND %d\n", | |
304 | rtlhal->current_bandtype)); | |
305 | } | |
306 | } | |
0c817338 LF |
307 | /* <5> set hw caps */ |
308 | hw->flags = IEEE80211_HW_SIGNAL_DBM | | |
309 | IEEE80211_HW_RX_INCLUDES_FCS | | |
acd48572 C |
310 | IEEE80211_HW_BEACON_FILTER | |
311 | IEEE80211_HW_AMPDU_AGGREGATION | | |
0c817338 LF |
312 | IEEE80211_HW_REPORTS_TX_ACK_STATUS | 0; |
313 | ||
acd48572 C |
314 | /* swlps or hwlps has been set in diff chip in init_sw_vars */ |
315 | if (rtlpriv->psc.swctrl_lps) | |
316 | hw->flags |= IEEE80211_HW_SUPPORTS_PS | | |
317 | IEEE80211_HW_PS_NULLFUNC_STACK | | |
318 | /* IEEE80211_HW_SUPPORTS_DYNAMIC_PS | */ | |
319 | 0; | |
320 | ||
0c817338 | 321 | hw->wiphy->interface_modes = |
acd48572 C |
322 | BIT(NL80211_IFTYPE_AP) | |
323 | BIT(NL80211_IFTYPE_STATION) | | |
324 | BIT(NL80211_IFTYPE_ADHOC); | |
0c817338 LF |
325 | |
326 | hw->wiphy->rts_threshold = 2347; | |
327 | ||
328 | hw->queues = AC_MAX; | |
329 | hw->extra_tx_headroom = RTL_TX_HEADER_SIZE; | |
330 | ||
331 | /* TODO: Correct this value for our hw */ | |
332 | /* TODO: define these hard code value */ | |
333 | hw->channel_change_time = 100; | |
acd48572 | 334 | hw->max_listen_interval = 10; |
0c817338 LF |
335 | hw->max_rate_tries = 4; |
336 | /* hw->max_rates = 1; */ | |
acd48572 | 337 | hw->sta_data_size = sizeof(struct rtl_sta_info); |
0c817338 LF |
338 | |
339 | /* <6> mac address */ | |
340 | if (is_valid_ether_addr(rtlefuse->dev_addr)) { | |
341 | SET_IEEE80211_PERM_ADDR(hw, rtlefuse->dev_addr); | |
342 | } else { | |
343 | u8 rtlmac[] = { 0x00, 0xe0, 0x4c, 0x81, 0x92, 0x00 }; | |
344 | get_random_bytes((rtlmac + (ETH_ALEN - 1)), 1); | |
345 | SET_IEEE80211_PERM_ADDR(hw, rtlmac); | |
346 | } | |
347 | ||
348 | } | |
349 | ||
350 | static void _rtl_init_deferred_work(struct ieee80211_hw *hw) | |
351 | { | |
352 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
353 | ||
354 | /* <1> timer */ | |
355 | init_timer(&rtlpriv->works.watchdog_timer); | |
356 | setup_timer(&rtlpriv->works.watchdog_timer, | |
357 | rtl_watch_dog_timer_callback, (unsigned long)hw); | |
358 | ||
359 | /* <2> work queue */ | |
360 | rtlpriv->works.hw = hw; | |
3d986b25 | 361 | rtlpriv->works.rtl_wq = alloc_workqueue(rtlpriv->cfg->name, 0, 0); |
0c817338 LF |
362 | INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq, |
363 | (void *)rtl_watchdog_wq_callback); | |
364 | INIT_DELAYED_WORK(&rtlpriv->works.ips_nic_off_wq, | |
365 | (void *)rtl_ips_nic_off_wq_callback); | |
acd48572 C |
366 | INIT_DELAYED_WORK(&rtlpriv->works.ps_work, |
367 | (void *)rtl_swlps_wq_callback); | |
368 | INIT_DELAYED_WORK(&rtlpriv->works.ps_rfon_wq, | |
369 | (void *)rtl_swlps_rfon_wq_callback); | |
0c817338 LF |
370 | |
371 | } | |
372 | ||
373 | void rtl_deinit_deferred_work(struct ieee80211_hw *hw) | |
374 | { | |
375 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
376 | ||
377 | del_timer_sync(&rtlpriv->works.watchdog_timer); | |
378 | ||
379 | cancel_delayed_work(&rtlpriv->works.watchdog_wq); | |
380 | cancel_delayed_work(&rtlpriv->works.ips_nic_off_wq); | |
acd48572 C |
381 | cancel_delayed_work(&rtlpriv->works.ps_work); |
382 | cancel_delayed_work(&rtlpriv->works.ps_rfon_wq); | |
0c817338 LF |
383 | } |
384 | ||
385 | void rtl_init_rfkill(struct ieee80211_hw *hw) | |
386 | { | |
387 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
388 | ||
389 | bool radio_state; | |
390 | bool blocked; | |
391 | u8 valid = 0; | |
392 | ||
228bdfca CL |
393 | /*set init state to on */ |
394 | rtlpriv->rfkill.rfkill_state = 1; | |
395 | wiphy_rfkill_set_hw_state(hw->wiphy, 0); | |
0c817338 | 396 | |
228bdfca | 397 | radio_state = rtlpriv->cfg->ops->radio_onoff_checking(hw, &valid); |
0c817338 | 398 | |
e6d8a817 | 399 | if (valid) { |
228bdfca CL |
400 | printk(KERN_INFO "rtlwifi: wireless switch is %s\n", |
401 | rtlpriv->rfkill.rfkill_state ? "on" : "off"); | |
402 | ||
0c817338 LF |
403 | rtlpriv->rfkill.rfkill_state = radio_state; |
404 | ||
405 | blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1; | |
406 | wiphy_rfkill_set_hw_state(hw->wiphy, blocked); | |
407 | } | |
408 | ||
409 | wiphy_rfkill_start_polling(hw->wiphy); | |
410 | } | |
411 | ||
412 | void rtl_deinit_rfkill(struct ieee80211_hw *hw) | |
413 | { | |
414 | wiphy_rfkill_stop_polling(hw->wiphy); | |
415 | } | |
416 | ||
417 | int rtl_init_core(struct ieee80211_hw *hw) | |
418 | { | |
419 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
420 | struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); | |
421 | ||
422 | /* <1> init mac80211 */ | |
423 | _rtl_init_mac80211(hw); | |
424 | rtlmac->hw = hw; | |
425 | ||
426 | /* <2> rate control register */ | |
375ff4c7 | 427 | hw->rate_control_algorithm = "rtl_rc"; |
0c817338 LF |
428 | |
429 | /* | |
430 | * <3> init CRDA must come after init | |
431 | * mac80211 hw in _rtl_init_mac80211. | |
432 | */ | |
433 | if (rtl_regd_init(hw, rtl_reg_notifier)) { | |
434 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("REGD init failed\n")); | |
435 | return 1; | |
436 | } else { | |
437 | /* CRDA regd hint must after init CRDA */ | |
438 | if (regulatory_hint(hw->wiphy, rtlpriv->regd.alpha2)) { | |
439 | RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, | |
440 | ("regulatory_hint fail\n")); | |
441 | } | |
442 | } | |
443 | ||
444 | /* <4> locks */ | |
8a09d6d8 | 445 | mutex_init(&rtlpriv->locks.conf_mutex); |
d704300f | 446 | spin_lock_init(&rtlpriv->locks.ips_lock); |
0c817338 LF |
447 | spin_lock_init(&rtlpriv->locks.irq_th_lock); |
448 | spin_lock_init(&rtlpriv->locks.h2c_lock); | |
449 | spin_lock_init(&rtlpriv->locks.rf_ps_lock); | |
450 | spin_lock_init(&rtlpriv->locks.rf_lock); | |
451 | spin_lock_init(&rtlpriv->locks.lps_lock); | |
acd48572 C |
452 | spin_lock_init(&rtlpriv->locks.waitq_lock); |
453 | spin_lock_init(&rtlpriv->locks.cck_and_rw_pagea_lock); | |
0c817338 LF |
454 | |
455 | rtlmac->link_state = MAC80211_NOLINK; | |
456 | ||
457 | /* <5> init deferred work */ | |
458 | _rtl_init_deferred_work(hw); | |
459 | ||
460 | return 0; | |
461 | } | |
462 | ||
463 | void rtl_deinit_core(struct ieee80211_hw *hw) | |
464 | { | |
0c817338 LF |
465 | } |
466 | ||
467 | void rtl_init_rx_config(struct ieee80211_hw *hw) | |
468 | { | |
469 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
470 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
471 | ||
472 | rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RCR, (u8 *) (&mac->rx_conf)); | |
0c817338 LF |
473 | } |
474 | ||
475 | /********************************************************* | |
476 | * | |
477 | * tx information functions | |
478 | * | |
479 | *********************************************************/ | |
480 | static void _rtl_qurey_shortpreamble_mode(struct ieee80211_hw *hw, | |
481 | struct rtl_tcb_desc *tcb_desc, | |
482 | struct ieee80211_tx_info *info) | |
483 | { | |
484 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
485 | u8 rate_flag = info->control.rates[0].flags; | |
486 | ||
487 | tcb_desc->use_shortpreamble = false; | |
488 | ||
489 | /* 1M can only use Long Preamble. 11B spec */ | |
490 | if (tcb_desc->hw_rate == rtlpriv->cfg->maps[RTL_RC_CCK_RATE1M]) | |
491 | return; | |
492 | else if (rate_flag & IEEE80211_TX_RC_USE_SHORT_PREAMBLE) | |
493 | tcb_desc->use_shortpreamble = true; | |
494 | ||
495 | return; | |
496 | } | |
497 | ||
498 | static void _rtl_query_shortgi(struct ieee80211_hw *hw, | |
acd48572 | 499 | struct ieee80211_sta *sta, |
0c817338 LF |
500 | struct rtl_tcb_desc *tcb_desc, |
501 | struct ieee80211_tx_info *info) | |
502 | { | |
503 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
504 | u8 rate_flag = info->control.rates[0].flags; | |
acd48572 | 505 | u8 sgi_40 = 0, sgi_20 = 0, bw_40 = 0; |
0c817338 LF |
506 | tcb_desc->use_shortgi = false; |
507 | ||
acd48572 C |
508 | if (sta == NULL) |
509 | return; | |
510 | ||
511 | sgi_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40; | |
512 | sgi_20 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20; | |
513 | ||
514 | if (!(sta->ht_cap.ht_supported)) | |
0c817338 LF |
515 | return; |
516 | ||
acd48572 | 517 | if (!sgi_40 && !sgi_20) |
0c817338 LF |
518 | return; |
519 | ||
acd48572 C |
520 | if (mac->opmode == NL80211_IFTYPE_STATION) |
521 | bw_40 = mac->bw_40; | |
522 | else if (mac->opmode == NL80211_IFTYPE_AP || | |
523 | mac->opmode == NL80211_IFTYPE_ADHOC) | |
524 | bw_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
525 | ||
526 | if ((bw_40 == true) && sgi_40) | |
0c817338 | 527 | tcb_desc->use_shortgi = true; |
acd48572 | 528 | else if ((bw_40 == false) && sgi_20) |
0c817338 LF |
529 | tcb_desc->use_shortgi = true; |
530 | ||
531 | if (!(rate_flag & IEEE80211_TX_RC_SHORT_GI)) | |
532 | tcb_desc->use_shortgi = false; | |
0c817338 LF |
533 | } |
534 | ||
535 | static void _rtl_query_protection_mode(struct ieee80211_hw *hw, | |
536 | struct rtl_tcb_desc *tcb_desc, | |
537 | struct ieee80211_tx_info *info) | |
538 | { | |
539 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
540 | u8 rate_flag = info->control.rates[0].flags; | |
541 | ||
542 | /* Common Settings */ | |
7ea47240 LF |
543 | tcb_desc->rts_stbc = false; |
544 | tcb_desc->cts_enable = false; | |
0c817338 | 545 | tcb_desc->rts_sc = 0; |
7ea47240 LF |
546 | tcb_desc->rts_bw = false; |
547 | tcb_desc->rts_use_shortpreamble = false; | |
548 | tcb_desc->rts_use_shortgi = false; | |
0c817338 LF |
549 | |
550 | if (rate_flag & IEEE80211_TX_RC_USE_CTS_PROTECT) { | |
551 | /* Use CTS-to-SELF in protection mode. */ | |
7ea47240 LF |
552 | tcb_desc->rts_enable = true; |
553 | tcb_desc->cts_enable = true; | |
0c817338 LF |
554 | tcb_desc->rts_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE24M]; |
555 | } else if (rate_flag & IEEE80211_TX_RC_USE_RTS_CTS) { | |
556 | /* Use RTS-CTS in protection mode. */ | |
7ea47240 | 557 | tcb_desc->rts_enable = true; |
0c817338 LF |
558 | tcb_desc->rts_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE24M]; |
559 | } | |
0c817338 LF |
560 | } |
561 | ||
562 | static void _rtl_txrate_selectmode(struct ieee80211_hw *hw, | |
acd48572 | 563 | struct ieee80211_sta *sta, |
0c817338 LF |
564 | struct rtl_tcb_desc *tcb_desc) |
565 | { | |
566 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
567 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
acd48572 C |
568 | struct rtl_sta_info *sta_entry = NULL; |
569 | u8 ratr_index = 7; | |
0c817338 | 570 | |
acd48572 C |
571 | if (sta) { |
572 | sta_entry = (struct rtl_sta_info *) sta->drv_priv; | |
573 | ratr_index = sta_entry->ratr_index; | |
574 | } | |
0c817338 | 575 | if (!tcb_desc->disable_ratefallback || !tcb_desc->use_driver_rate) { |
acd48572 | 576 | if (mac->opmode == NL80211_IFTYPE_STATION) { |
0c817338 | 577 | tcb_desc->ratr_index = 0; |
acd48572 | 578 | } else if (mac->opmode == NL80211_IFTYPE_ADHOC) { |
7ea47240 | 579 | if (tcb_desc->multicast || tcb_desc->broadcast) { |
0c817338 LF |
580 | tcb_desc->hw_rate = |
581 | rtlpriv->cfg->maps[RTL_RC_CCK_RATE2M]; | |
582 | tcb_desc->use_driver_rate = 1; | |
583 | } else { | |
584 | /* TODO */ | |
585 | } | |
acd48572 C |
586 | tcb_desc->ratr_index = ratr_index; |
587 | } else if (mac->opmode == NL80211_IFTYPE_AP) { | |
588 | tcb_desc->ratr_index = ratr_index; | |
0c817338 LF |
589 | } |
590 | } | |
591 | ||
7ea47240 | 592 | if (rtlpriv->dm.useramask) { |
acd48572 C |
593 | /* TODO we will differentiate adhoc and station futrue */ |
594 | if (mac->opmode == NL80211_IFTYPE_STATION) { | |
595 | tcb_desc->mac_id = 0; | |
596 | ||
597 | if (mac->mode == WIRELESS_MODE_N_24G) | |
598 | tcb_desc->ratr_index = RATR_INX_WIRELESS_NGB; | |
599 | else if (mac->mode == WIRELESS_MODE_N_5G) | |
600 | tcb_desc->ratr_index = RATR_INX_WIRELESS_NG; | |
601 | else if (mac->mode & WIRELESS_MODE_G) | |
602 | tcb_desc->ratr_index = RATR_INX_WIRELESS_GB; | |
603 | else if (mac->mode & WIRELESS_MODE_B) | |
604 | tcb_desc->ratr_index = RATR_INX_WIRELESS_B; | |
605 | else if (mac->mode & WIRELESS_MODE_A) | |
606 | tcb_desc->ratr_index = RATR_INX_WIRELESS_G; | |
607 | } else if (mac->opmode == NL80211_IFTYPE_AP || | |
608 | mac->opmode == NL80211_IFTYPE_ADHOC) { | |
609 | if (NULL != sta) { | |
610 | if (sta->aid > 0) | |
611 | tcb_desc->mac_id = sta->aid + 1; | |
612 | else | |
613 | tcb_desc->mac_id = 1; | |
614 | } else { | |
615 | tcb_desc->mac_id = 0; | |
616 | } | |
0c817338 LF |
617 | } |
618 | } | |
619 | ||
620 | } | |
621 | ||
622 | static void _rtl_query_bandwidth_mode(struct ieee80211_hw *hw, | |
acd48572 | 623 | struct ieee80211_sta *sta, |
0c817338 LF |
624 | struct rtl_tcb_desc *tcb_desc) |
625 | { | |
626 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
627 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
628 | ||
7ea47240 | 629 | tcb_desc->packet_bw = false; |
acd48572 | 630 | if (!sta) |
0c817338 | 631 | return; |
acd48572 C |
632 | if (mac->opmode == NL80211_IFTYPE_AP || |
633 | mac->opmode == NL80211_IFTYPE_ADHOC) { | |
634 | if (!(sta->ht_cap.ht_supported) || | |
635 | !(sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) | |
636 | return; | |
637 | } else if (mac->opmode == NL80211_IFTYPE_STATION) { | |
638 | if (!mac->bw_40 || !(sta->ht_cap.ht_supported)) | |
639 | return; | |
640 | } | |
7ea47240 | 641 | if (tcb_desc->multicast || tcb_desc->broadcast) |
0c817338 LF |
642 | return; |
643 | ||
644 | /*use legency rate, shall use 20MHz */ | |
645 | if (tcb_desc->hw_rate <= rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]) | |
646 | return; | |
647 | ||
7ea47240 | 648 | tcb_desc->packet_bw = true; |
0c817338 LF |
649 | } |
650 | ||
651 | static u8 _rtl_get_highest_n_rate(struct ieee80211_hw *hw) | |
652 | { | |
653 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
654 | struct rtl_phy *rtlphy = &(rtlpriv->phy); | |
655 | u8 hw_rate; | |
656 | ||
657 | if (get_rf_type(rtlphy) == RF_2T2R) | |
658 | hw_rate = rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS15]; | |
659 | else | |
660 | hw_rate = rtlpriv->cfg->maps[RTL_RC_HT_RATEMCS7]; | |
661 | ||
662 | return hw_rate; | |
663 | } | |
664 | ||
665 | void rtl_get_tcb_desc(struct ieee80211_hw *hw, | |
666 | struct ieee80211_tx_info *info, | |
acd48572 | 667 | struct ieee80211_sta *sta, |
0c817338 LF |
668 | struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc) |
669 | { | |
670 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
671 | struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); | |
acd48572 | 672 | struct ieee80211_hdr *hdr = rtl_get_hdr(skb); |
0c817338 | 673 | struct ieee80211_rate *txrate; |
17c9ac62 | 674 | __le16 fc = hdr->frame_control; |
0c817338 | 675 | |
acd48572 C |
676 | txrate = ieee80211_get_tx_rate(hw, info); |
677 | tcb_desc->hw_rate = txrate->hw_value; | |
0c817338 LF |
678 | |
679 | if (ieee80211_is_data(fc)) { | |
0c817338 | 680 | /* |
acd48572 | 681 | *we set data rate INX 0 |
0c817338 LF |
682 | *in rtl_rc.c if skb is special data or |
683 | *mgt which need low data rate. | |
684 | */ | |
685 | ||
686 | /* | |
687 | *So tcb_desc->hw_rate is just used for | |
688 | *special data and mgt frames | |
689 | */ | |
acd48572 C |
690 | if (info->control.rates[0].idx == 0 && |
691 | ieee80211_is_nullfunc(fc)) { | |
0c817338 | 692 | tcb_desc->use_driver_rate = true; |
acd48572 | 693 | tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; |
0c817338 | 694 | |
0c817338 LF |
695 | tcb_desc->disable_ratefallback = 1; |
696 | } else { | |
697 | /* | |
698 | *because hw will nerver use hw_rate | |
699 | *when tcb_desc->use_driver_rate = false | |
700 | *so we never set highest N rate here, | |
701 | *and N rate will all be controled by FW | |
702 | *when tcb_desc->use_driver_rate = false | |
703 | */ | |
acd48572 | 704 | if (sta && (sta->ht_cap.ht_supported)) { |
0c817338 LF |
705 | tcb_desc->hw_rate = _rtl_get_highest_n_rate(hw); |
706 | } else { | |
707 | if (rtlmac->mode == WIRELESS_MODE_B) { | |
708 | tcb_desc->hw_rate = | |
709 | rtlpriv->cfg->maps[RTL_RC_CCK_RATE11M]; | |
710 | } else { | |
711 | tcb_desc->hw_rate = | |
712 | rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]; | |
713 | } | |
714 | } | |
715 | } | |
716 | ||
717 | if (is_multicast_ether_addr(ieee80211_get_DA(hdr))) | |
7ea47240 | 718 | tcb_desc->multicast = 1; |
0c817338 | 719 | else if (is_broadcast_ether_addr(ieee80211_get_DA(hdr))) |
7ea47240 | 720 | tcb_desc->broadcast = 1; |
0c817338 | 721 | |
acd48572 C |
722 | _rtl_txrate_selectmode(hw, sta, tcb_desc); |
723 | _rtl_query_bandwidth_mode(hw, sta, tcb_desc); | |
0c817338 | 724 | _rtl_qurey_shortpreamble_mode(hw, tcb_desc, info); |
acd48572 | 725 | _rtl_query_shortgi(hw, sta, tcb_desc, info); |
0c817338 LF |
726 | _rtl_query_protection_mode(hw, tcb_desc, info); |
727 | } else { | |
728 | tcb_desc->use_driver_rate = true; | |
acd48572 | 729 | tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; |
0c817338 LF |
730 | tcb_desc->disable_ratefallback = 1; |
731 | tcb_desc->mac_id = 0; | |
acd48572 | 732 | tcb_desc->packet_bw = false; |
0c817338 LF |
733 | } |
734 | } | |
735 | EXPORT_SYMBOL(rtl_get_tcb_desc); | |
736 | ||
0c817338 LF |
737 | bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) |
738 | { | |
739 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
acd48572 | 740 | struct ieee80211_hdr *hdr = rtl_get_hdr(skb); |
0c817338 | 741 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
17c9ac62 | 742 | __le16 fc = hdr->frame_control; |
0c817338 LF |
743 | u8 *act = (u8 *) (((u8 *) skb->data + MAC80211_3ADDR_LEN)); |
744 | u8 category; | |
745 | ||
746 | if (!ieee80211_is_action(fc)) | |
747 | return true; | |
748 | ||
749 | category = *act; | |
750 | act++; | |
751 | switch (category) { | |
752 | case ACT_CAT_BA: | |
753 | switch (*act) { | |
754 | case ACT_ADDBAREQ: | |
755 | if (mac->act_scanning) | |
756 | return false; | |
757 | ||
758 | RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, | |
759 | ("%s ACT_ADDBAREQ From :" MAC_FMT "\n", | |
760 | is_tx ? "Tx" : "Rx", MAC_ARG(hdr->addr2))); | |
761 | break; | |
762 | case ACT_ADDBARSP: | |
763 | RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, | |
764 | ("%s ACT_ADDBARSP From :" MAC_FMT "\n", | |
765 | is_tx ? "Tx" : "Rx", MAC_ARG(hdr->addr2))); | |
766 | break; | |
767 | case ACT_DELBA: | |
768 | RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, | |
769 | ("ACT_ADDBADEL From :" MAC_FMT "\n", | |
770 | MAC_ARG(hdr->addr2))); | |
771 | break; | |
772 | } | |
773 | break; | |
774 | default: | |
775 | break; | |
776 | } | |
777 | ||
778 | return true; | |
779 | } | |
780 | ||
781 | /*should call before software enc*/ | |
782 | u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) | |
783 | { | |
784 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
0c817338 | 785 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
acd48572 | 786 | __le16 fc = rtl_get_fc(skb); |
0c817338 LF |
787 | u16 ether_type; |
788 | u8 mac_hdr_len = ieee80211_get_hdrlen_from_skb(skb); | |
789 | const struct iphdr *ip; | |
790 | ||
791 | if (!ieee80211_is_data(fc)) | |
32473284 | 792 | return false; |
0c817338 | 793 | |
0c817338 LF |
794 | |
795 | ip = (struct iphdr *)((u8 *) skb->data + mac_hdr_len + | |
796 | SNAP_SIZE + PROTOC_TYPE_SIZE); | |
797 | ether_type = *(u16 *) ((u8 *) skb->data + mac_hdr_len + SNAP_SIZE); | |
acd48572 | 798 | ether_type = ntohs(ether_type); |
0c817338 LF |
799 | |
800 | if (ETH_P_IP == ether_type) { | |
801 | if (IPPROTO_UDP == ip->protocol) { | |
802 | struct udphdr *udp = (struct udphdr *)((u8 *) ip + | |
803 | (ip->ihl << 2)); | |
804 | if (((((u8 *) udp)[1] == 68) && | |
805 | (((u8 *) udp)[3] == 67)) || | |
806 | ((((u8 *) udp)[1] == 67) && | |
807 | (((u8 *) udp)[3] == 68))) { | |
808 | /* | |
809 | * 68 : UDP BOOTP client | |
810 | * 67 : UDP BOOTP server | |
811 | */ | |
812 | RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), | |
813 | DBG_DMESG, ("dhcp %s !!\n", | |
814 | (is_tx) ? "Tx" : "Rx")); | |
815 | ||
816 | if (is_tx) { | |
817 | rtl_lps_leave(hw); | |
818 | ppsc->last_delaylps_stamp_jiffies = | |
819 | jiffies; | |
820 | } | |
821 | ||
822 | return true; | |
823 | } | |
824 | } | |
825 | } else if (ETH_P_ARP == ether_type) { | |
826 | if (is_tx) { | |
827 | rtl_lps_leave(hw); | |
828 | ppsc->last_delaylps_stamp_jiffies = jiffies; | |
829 | } | |
830 | ||
831 | return true; | |
832 | } else if (ETH_P_PAE == ether_type) { | |
833 | RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, | |
834 | ("802.1X %s EAPOL pkt!!\n", (is_tx) ? "Tx" : "Rx")); | |
835 | ||
836 | if (is_tx) { | |
837 | rtl_lps_leave(hw); | |
838 | ppsc->last_delaylps_stamp_jiffies = jiffies; | |
839 | } | |
840 | ||
841 | return true; | |
17c9ac62 LF |
842 | } else if (ETH_P_IPV6 == ether_type) { |
843 | /* IPv6 */ | |
0c817338 LF |
844 | return true; |
845 | } | |
846 | ||
0c817338 LF |
847 | return false; |
848 | } | |
849 | ||
850 | /********************************************************* | |
851 | * | |
852 | * functions called by core.c | |
853 | * | |
854 | *********************************************************/ | |
acd48572 C |
855 | int rtl_tx_agg_start(struct ieee80211_hw *hw, |
856 | struct ieee80211_sta *sta, u16 tid, u16 *ssn) | |
0c817338 LF |
857 | { |
858 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
859 | struct rtl_tid_data *tid_data; | |
860 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
acd48572 | 861 | struct rtl_sta_info *sta_entry = NULL; |
0c817338 | 862 | |
acd48572 C |
863 | if (sta == NULL) |
864 | return -EINVAL; | |
0c817338 LF |
865 | |
866 | if (unlikely(tid >= MAX_TID_COUNT)) | |
867 | return -EINVAL; | |
868 | ||
acd48572 C |
869 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; |
870 | if (!sta_entry) | |
0c817338 | 871 | return -ENXIO; |
acd48572 | 872 | tid_data = &sta_entry->tids[tid]; |
0c817338 LF |
873 | |
874 | RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, | |
acd48572 C |
875 | ("on ra = %pM tid = %d seq:%d\n", sta->addr, tid, |
876 | tid_data->seq_number)); | |
0c817338 | 877 | |
acd48572 C |
878 | *ssn = tid_data->seq_number; |
879 | tid_data->agg.agg_state = RTL_AGG_START; | |
880 | ||
881 | ieee80211_start_tx_ba_cb_irqsafe(mac->vif, sta->addr, tid); | |
0c817338 LF |
882 | |
883 | return 0; | |
884 | } | |
885 | ||
acd48572 C |
886 | int rtl_tx_agg_stop(struct ieee80211_hw *hw, |
887 | struct ieee80211_sta *sta, u16 tid) | |
0c817338 | 888 | { |
0c817338 LF |
889 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
890 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
891 | struct rtl_tid_data *tid_data; | |
acd48572 C |
892 | struct rtl_sta_info *sta_entry = NULL; |
893 | ||
894 | if (sta == NULL) | |
895 | return -EINVAL; | |
0c817338 | 896 | |
acd48572 | 897 | if (!sta->addr) { |
0c817338 LF |
898 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("ra = NULL\n")); |
899 | return -EINVAL; | |
900 | } | |
901 | ||
acd48572 C |
902 | RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, |
903 | ("on ra = %pM tid = %d\n", sta->addr, tid)); | |
904 | ||
0c817338 LF |
905 | if (unlikely(tid >= MAX_TID_COUNT)) |
906 | return -EINVAL; | |
907 | ||
acd48572 C |
908 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; |
909 | tid_data = &sta_entry->tids[tid]; | |
910 | sta_entry->tids[tid].agg.agg_state = RTL_AGG_STOP; | |
0c817338 | 911 | |
acd48572 | 912 | ieee80211_stop_tx_ba_cb_irqsafe(mac->vif, sta->addr, tid); |
0c817338 | 913 | |
acd48572 C |
914 | return 0; |
915 | } | |
916 | ||
917 | int rtl_tx_agg_oper(struct ieee80211_hw *hw, | |
918 | struct ieee80211_sta *sta, u16 tid) | |
919 | { | |
920 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
921 | struct rtl_tid_data *tid_data; | |
922 | struct rtl_sta_info *sta_entry = NULL; | |
0c817338 | 923 | |
acd48572 C |
924 | if (sta == NULL) |
925 | return -EINVAL; | |
926 | ||
927 | if (!sta->addr) { | |
928 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("ra = NULL\n")); | |
929 | return -EINVAL; | |
930 | } | |
931 | ||
932 | RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, | |
933 | ("on ra = %pM tid = %d\n", sta->addr, tid)); | |
934 | ||
935 | if (unlikely(tid >= MAX_TID_COUNT)) | |
936 | return -EINVAL; | |
937 | ||
938 | sta_entry = (struct rtl_sta_info *)sta->drv_priv; | |
939 | tid_data = &sta_entry->tids[tid]; | |
940 | sta_entry->tids[tid].agg.agg_state = RTL_AGG_OPERATIONAL; | |
0c817338 LF |
941 | |
942 | return 0; | |
943 | } | |
944 | ||
945 | /********************************************************* | |
946 | * | |
947 | * wq & timer callback functions | |
948 | * | |
949 | *********************************************************/ | |
950 | void rtl_watchdog_wq_callback(void *data) | |
951 | { | |
952 | struct rtl_works *rtlworks = container_of_dwork_rtl(data, | |
953 | struct rtl_works, | |
954 | watchdog_wq); | |
955 | struct ieee80211_hw *hw = rtlworks->hw; | |
956 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
957 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); | |
958 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
7ea47240 LF |
959 | bool busytraffic = false; |
960 | bool higher_busytraffic = false; | |
961 | bool higher_busyrxtraffic = false; | |
acd48572 | 962 | u8 idx, tid; |
0c817338 LF |
963 | u32 rx_cnt_inp4eriod = 0; |
964 | u32 tx_cnt_inp4eriod = 0; | |
965 | u32 aver_rx_cnt_inperiod = 0; | |
966 | u32 aver_tx_cnt_inperiod = 0; | |
acd48572 C |
967 | u32 aver_tidtx_inperiod[MAX_TID_COUNT] = {0}; |
968 | u32 tidtx_inp4eriod[MAX_TID_COUNT] = {0}; | |
7ea47240 | 969 | bool enter_ps = false; |
0c817338 LF |
970 | |
971 | if (is_hal_stop(rtlhal)) | |
972 | return; | |
973 | ||
974 | /* <1> Determine if action frame is allowed */ | |
975 | if (mac->link_state > MAC80211_NOLINK) { | |
976 | if (mac->cnt_after_linked < 20) | |
977 | mac->cnt_after_linked++; | |
978 | } else { | |
979 | mac->cnt_after_linked = 0; | |
980 | } | |
981 | ||
0c817338 LF |
982 | /* |
983 | *<3> to check if traffic busy, if | |
984 | * busytraffic we don't change channel | |
985 | */ | |
986 | if (mac->link_state >= MAC80211_LINKED) { | |
987 | ||
988 | /* (1) get aver_rx_cnt_inperiod & aver_tx_cnt_inperiod */ | |
989 | for (idx = 0; idx <= 2; idx++) { | |
990 | rtlpriv->link_info.num_rx_in4period[idx] = | |
991 | rtlpriv->link_info.num_rx_in4period[idx + 1]; | |
992 | rtlpriv->link_info.num_tx_in4period[idx] = | |
993 | rtlpriv->link_info.num_tx_in4period[idx + 1]; | |
994 | } | |
995 | rtlpriv->link_info.num_rx_in4period[3] = | |
996 | rtlpriv->link_info.num_rx_inperiod; | |
997 | rtlpriv->link_info.num_tx_in4period[3] = | |
998 | rtlpriv->link_info.num_tx_inperiod; | |
999 | for (idx = 0; idx <= 3; idx++) { | |
1000 | rx_cnt_inp4eriod += | |
1001 | rtlpriv->link_info.num_rx_in4period[idx]; | |
1002 | tx_cnt_inp4eriod += | |
1003 | rtlpriv->link_info.num_tx_in4period[idx]; | |
1004 | } | |
1005 | aver_rx_cnt_inperiod = rx_cnt_inp4eriod / 4; | |
1006 | aver_tx_cnt_inperiod = tx_cnt_inp4eriod / 4; | |
1007 | ||
1008 | /* (2) check traffic busy */ | |
1009 | if (aver_rx_cnt_inperiod > 100 || aver_tx_cnt_inperiod > 100) | |
7ea47240 | 1010 | busytraffic = true; |
0c817338 LF |
1011 | |
1012 | /* Higher Tx/Rx data. */ | |
1013 | if (aver_rx_cnt_inperiod > 4000 || | |
1014 | aver_tx_cnt_inperiod > 4000) { | |
7ea47240 | 1015 | higher_busytraffic = true; |
0c817338 LF |
1016 | |
1017 | /* Extremely high Rx data. */ | |
1018 | if (aver_rx_cnt_inperiod > 5000) | |
7ea47240 | 1019 | higher_busyrxtraffic = true; |
acd48572 C |
1020 | } |
1021 | ||
1022 | /* check every tid's tx traffic */ | |
1023 | for (tid = 0; tid <= 7; tid++) { | |
1024 | for (idx = 0; idx <= 2; idx++) | |
1025 | rtlpriv->link_info.tidtx_in4period[tid][idx] = | |
1026 | rtlpriv->link_info.tidtx_in4period[tid] | |
1027 | [idx + 1]; | |
1028 | rtlpriv->link_info.tidtx_in4period[tid][3] = | |
1029 | rtlpriv->link_info.tidtx_inperiod[tid]; | |
1030 | ||
1031 | for (idx = 0; idx <= 3; idx++) | |
1032 | tidtx_inp4eriod[tid] += | |
1033 | rtlpriv->link_info.tidtx_in4period[tid][idx]; | |
1034 | aver_tidtx_inperiod[tid] = tidtx_inp4eriod[tid] / 4; | |
1035 | if (aver_tidtx_inperiod[tid] > 5000) | |
1036 | rtlpriv->link_info.higher_busytxtraffic[tid] = | |
1037 | true; | |
0c817338 | 1038 | else |
acd48572 C |
1039 | rtlpriv->link_info.higher_busytxtraffic[tid] = |
1040 | false; | |
0c817338 LF |
1041 | } |
1042 | ||
1043 | if (((rtlpriv->link_info.num_rx_inperiod + | |
1044 | rtlpriv->link_info.num_tx_inperiod) > 8) || | |
1045 | (rtlpriv->link_info.num_rx_inperiod > 2)) | |
7ea47240 | 1046 | enter_ps = false; |
0c817338 | 1047 | else |
7ea47240 | 1048 | enter_ps = true; |
0c817338 LF |
1049 | |
1050 | /* LeisurePS only work in infra mode. */ | |
7ea47240 | 1051 | if (enter_ps) |
0c817338 LF |
1052 | rtl_lps_enter(hw); |
1053 | else | |
1054 | rtl_lps_leave(hw); | |
1055 | } | |
1056 | ||
1057 | rtlpriv->link_info.num_rx_inperiod = 0; | |
1058 | rtlpriv->link_info.num_tx_inperiod = 0; | |
acd48572 C |
1059 | for (tid = 0; tid <= 7; tid++) |
1060 | rtlpriv->link_info.tidtx_inperiod[tid] = 0; | |
0c817338 | 1061 | |
7ea47240 LF |
1062 | rtlpriv->link_info.busytraffic = busytraffic; |
1063 | rtlpriv->link_info.higher_busytraffic = higher_busytraffic; | |
1064 | rtlpriv->link_info.higher_busyrxtraffic = higher_busyrxtraffic; | |
0c817338 | 1065 | |
acd48572 C |
1066 | /* <3> DM */ |
1067 | rtlpriv->cfg->ops->dm_watchdog(hw); | |
0c817338 LF |
1068 | } |
1069 | ||
1070 | void rtl_watch_dog_timer_callback(unsigned long data) | |
1071 | { | |
1072 | struct ieee80211_hw *hw = (struct ieee80211_hw *)data; | |
1073 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1074 | ||
1075 | queue_delayed_work(rtlpriv->works.rtl_wq, | |
1076 | &rtlpriv->works.watchdog_wq, 0); | |
1077 | ||
1078 | mod_timer(&rtlpriv->works.watchdog_timer, | |
1079 | jiffies + MSECS(RTL_WATCH_DOG_TIME)); | |
1080 | } | |
1081 | ||
acd48572 C |
1082 | /********************************************************* |
1083 | * | |
1084 | * frame process functions | |
1085 | * | |
1086 | *********************************************************/ | |
1087 | u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie) | |
1088 | { | |
1089 | struct ieee80211_mgmt *mgmt = (void *)data; | |
1090 | u8 *pos, *end; | |
1091 | ||
1092 | pos = (u8 *)mgmt->u.beacon.variable; | |
1093 | end = data + len; | |
1094 | while (pos < end) { | |
1095 | if (pos + 2 + pos[1] > end) | |
1096 | return NULL; | |
1097 | ||
1098 | if (pos[0] == ie) | |
1099 | return pos; | |
1100 | ||
1101 | pos += 2 + pos[1]; | |
1102 | } | |
1103 | return NULL; | |
1104 | } | |
1105 | ||
1106 | /* when we use 2 rx ants we send IEEE80211_SMPS_OFF */ | |
1107 | /* when we use 1 rx ant we send IEEE80211_SMPS_STATIC */ | |
1108 | struct sk_buff *rtl_make_smps_action(struct ieee80211_hw *hw, | |
1109 | enum ieee80211_smps_mode smps, u8 *da, u8 *bssid) | |
1110 | { | |
1111 | struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); | |
1112 | struct sk_buff *skb; | |
1113 | struct ieee80211_mgmt *action_frame; | |
1114 | ||
1115 | /* 27 = header + category + action + smps mode */ | |
1116 | skb = dev_alloc_skb(27 + hw->extra_tx_headroom); | |
1117 | if (!skb) | |
1118 | return NULL; | |
1119 | ||
1120 | skb_reserve(skb, hw->extra_tx_headroom); | |
1121 | action_frame = (void *)skb_put(skb, 27); | |
1122 | memset(action_frame, 0, 27); | |
1123 | memcpy(action_frame->da, da, ETH_ALEN); | |
1124 | memcpy(action_frame->sa, rtlefuse->dev_addr, ETH_ALEN); | |
1125 | memcpy(action_frame->bssid, bssid, ETH_ALEN); | |
1126 | action_frame->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | | |
1127 | IEEE80211_STYPE_ACTION); | |
1128 | action_frame->u.action.category = WLAN_CATEGORY_HT; | |
1129 | action_frame->u.action.u.ht_smps.action = WLAN_HT_ACTION_SMPS; | |
1130 | switch (smps) { | |
1131 | case IEEE80211_SMPS_AUTOMATIC:/* 0 */ | |
1132 | case IEEE80211_SMPS_NUM_MODES:/* 4 */ | |
1133 | WARN_ON(1); | |
1134 | case IEEE80211_SMPS_OFF:/* 1 */ /*MIMO_PS_NOLIMIT*/ | |
1135 | action_frame->u.action.u.ht_smps.smps_control = | |
1136 | WLAN_HT_SMPS_CONTROL_DISABLED;/* 0 */ | |
1137 | break; | |
1138 | case IEEE80211_SMPS_STATIC:/* 2 */ /*MIMO_PS_STATIC*/ | |
1139 | action_frame->u.action.u.ht_smps.smps_control = | |
1140 | WLAN_HT_SMPS_CONTROL_STATIC;/* 1 */ | |
1141 | break; | |
1142 | case IEEE80211_SMPS_DYNAMIC:/* 3 */ /*MIMO_PS_DYNAMIC*/ | |
1143 | action_frame->u.action.u.ht_smps.smps_control = | |
1144 | WLAN_HT_SMPS_CONTROL_DYNAMIC;/* 3 */ | |
1145 | break; | |
1146 | } | |
1147 | ||
1148 | return skb; | |
1149 | } | |
1150 | ||
1151 | int rtl_send_smps_action(struct ieee80211_hw *hw, | |
1152 | struct ieee80211_sta *sta, u8 *da, u8 *bssid, | |
1153 | enum ieee80211_smps_mode smps) | |
1154 | { | |
1155 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1156 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); | |
1157 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); | |
1158 | struct sk_buff *skb = rtl_make_smps_action(hw, smps, da, bssid); | |
1159 | struct rtl_tcb_desc tcb_desc; | |
1160 | memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); | |
1161 | ||
1162 | if (rtlpriv->mac80211.act_scanning) | |
1163 | goto err_free; | |
1164 | ||
1165 | if (!sta) | |
1166 | goto err_free; | |
1167 | ||
1168 | if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) | |
1169 | goto err_free; | |
1170 | ||
1171 | if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) | |
1172 | goto err_free; | |
1173 | ||
1174 | /* this is a type = mgmt * stype = action frame */ | |
1175 | if (skb) { | |
1176 | struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); | |
1177 | struct rtl_sta_info *sta_entry = | |
1178 | (struct rtl_sta_info *) sta->drv_priv; | |
1179 | sta_entry->mimo_ps = smps; | |
1180 | rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); | |
1181 | ||
1182 | info->control.rates[0].idx = 0; | |
1183 | info->control.sta = sta; | |
1184 | info->band = hw->conf.channel->band; | |
acd48572 | 1185 | rtlpriv->intf_ops->adapter_tx(hw, skb, &tcb_desc); |
acd48572 | 1186 | } |
acd48572 C |
1187 | err_free: |
1188 | return 0; | |
1189 | } | |
1190 | ||
1191 | /********************************************************* | |
1192 | * | |
1193 | * IOT functions | |
1194 | * | |
1195 | *********************************************************/ | |
1196 | static bool rtl_chk_vendor_ouisub(struct ieee80211_hw *hw, | |
1197 | struct octet_string vendor_ie) | |
1198 | { | |
1199 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1200 | bool matched = false; | |
1201 | static u8 athcap_1[] = { 0x00, 0x03, 0x7F }; | |
1202 | static u8 athcap_2[] = { 0x00, 0x13, 0x74 }; | |
1203 | static u8 broadcap_1[] = { 0x00, 0x10, 0x18 }; | |
1204 | static u8 broadcap_2[] = { 0x00, 0x0a, 0xf7 }; | |
1205 | static u8 broadcap_3[] = { 0x00, 0x05, 0xb5 }; | |
1206 | static u8 racap[] = { 0x00, 0x0c, 0x43 }; | |
1207 | static u8 ciscocap[] = { 0x00, 0x40, 0x96 }; | |
1208 | static u8 marvcap[] = { 0x00, 0x50, 0x43 }; | |
1209 | ||
1210 | if (memcmp(vendor_ie.octet, athcap_1, 3) == 0 || | |
1211 | memcmp(vendor_ie.octet, athcap_2, 3) == 0) { | |
1212 | rtlpriv->mac80211.vendor = PEER_ATH; | |
1213 | matched = true; | |
1214 | } else if (memcmp(vendor_ie.octet, broadcap_1, 3) == 0 || | |
1215 | memcmp(vendor_ie.octet, broadcap_2, 3) == 0 || | |
1216 | memcmp(vendor_ie.octet, broadcap_3, 3) == 0) { | |
1217 | rtlpriv->mac80211.vendor = PEER_BROAD; | |
1218 | matched = true; | |
1219 | } else if (memcmp(vendor_ie.octet, racap, 3) == 0) { | |
1220 | rtlpriv->mac80211.vendor = PEER_RAL; | |
1221 | matched = true; | |
1222 | } else if (memcmp(vendor_ie.octet, ciscocap, 3) == 0) { | |
1223 | rtlpriv->mac80211.vendor = PEER_CISCO; | |
1224 | matched = true; | |
1225 | } else if (memcmp(vendor_ie.octet, marvcap, 3) == 0) { | |
1226 | rtlpriv->mac80211.vendor = PEER_MARV; | |
1227 | matched = true; | |
1228 | } | |
1229 | ||
1230 | return matched; | |
1231 | } | |
1232 | ||
1233 | bool rtl_find_221_ie(struct ieee80211_hw *hw, u8 *data, | |
1234 | unsigned int len) | |
1235 | { | |
1236 | struct ieee80211_mgmt *mgmt = (void *)data; | |
1237 | struct octet_string vendor_ie; | |
1238 | u8 *pos, *end; | |
1239 | ||
1240 | pos = (u8 *)mgmt->u.beacon.variable; | |
1241 | end = data + len; | |
1242 | while (pos < end) { | |
1243 | if (pos[0] == 221) { | |
1244 | vendor_ie.length = pos[1]; | |
1245 | vendor_ie.octet = &pos[2]; | |
1246 | if (rtl_chk_vendor_ouisub(hw, vendor_ie)) | |
1247 | return true; | |
1248 | } | |
1249 | ||
1250 | if (pos + 2 + pos[1] > end) | |
1251 | return false; | |
1252 | ||
1253 | pos += 2 + pos[1]; | |
1254 | } | |
1255 | return false; | |
1256 | } | |
1257 | ||
1258 | void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len) | |
1259 | { | |
1260 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1261 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); | |
1262 | struct ieee80211_hdr *hdr = (void *)data; | |
1263 | u32 vendor = PEER_UNKNOWN; | |
1264 | ||
1265 | static u8 ap3_1[3] = { 0x00, 0x14, 0xbf }; | |
1266 | static u8 ap3_2[3] = { 0x00, 0x1a, 0x70 }; | |
1267 | static u8 ap3_3[3] = { 0x00, 0x1d, 0x7e }; | |
1268 | static u8 ap4_1[3] = { 0x00, 0x90, 0xcc }; | |
1269 | static u8 ap4_2[3] = { 0x00, 0x0e, 0x2e }; | |
1270 | static u8 ap4_3[3] = { 0x00, 0x18, 0x02 }; | |
1271 | static u8 ap4_4[3] = { 0x00, 0x17, 0x3f }; | |
1272 | static u8 ap4_5[3] = { 0x00, 0x1c, 0xdf }; | |
1273 | static u8 ap5_1[3] = { 0x00, 0x1c, 0xf0 }; | |
1274 | static u8 ap5_2[3] = { 0x00, 0x21, 0x91 }; | |
1275 | static u8 ap5_3[3] = { 0x00, 0x24, 0x01 }; | |
1276 | static u8 ap5_4[3] = { 0x00, 0x15, 0xe9 }; | |
1277 | static u8 ap5_5[3] = { 0x00, 0x17, 0x9A }; | |
1278 | static u8 ap5_6[3] = { 0x00, 0x18, 0xE7 }; | |
1279 | static u8 ap6_1[3] = { 0x00, 0x17, 0x94 }; | |
1280 | static u8 ap7_1[3] = { 0x00, 0x14, 0xa4 }; | |
1281 | ||
1282 | if (mac->opmode != NL80211_IFTYPE_STATION) | |
1283 | return; | |
1284 | ||
1285 | if (mac->link_state == MAC80211_NOLINK) { | |
1286 | mac->vendor = PEER_UNKNOWN; | |
1287 | return; | |
1288 | } | |
1289 | ||
1290 | if (mac->cnt_after_linked > 2) | |
1291 | return; | |
1292 | ||
1293 | /* check if this really is a beacon */ | |
1294 | if (!ieee80211_is_beacon(hdr->frame_control)) | |
1295 | return; | |
1296 | ||
1297 | /* min. beacon length + FCS_LEN */ | |
1298 | if (len <= 40 + FCS_LEN) | |
1299 | return; | |
1300 | ||
1301 | /* and only beacons from the associated BSSID, please */ | |
1302 | if (compare_ether_addr(hdr->addr3, rtlpriv->mac80211.bssid)) | |
1303 | return; | |
1304 | ||
1305 | if (rtl_find_221_ie(hw, data, len)) | |
1306 | vendor = mac->vendor; | |
1307 | ||
1308 | if ((memcmp(mac->bssid, ap5_1, 3) == 0) || | |
1309 | (memcmp(mac->bssid, ap5_2, 3) == 0) || | |
1310 | (memcmp(mac->bssid, ap5_3, 3) == 0) || | |
1311 | (memcmp(mac->bssid, ap5_4, 3) == 0) || | |
1312 | (memcmp(mac->bssid, ap5_5, 3) == 0) || | |
1313 | (memcmp(mac->bssid, ap5_6, 3) == 0) || | |
1314 | vendor == PEER_ATH) { | |
1315 | vendor = PEER_ATH; | |
1316 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>ath find\n")); | |
1317 | } else if ((memcmp(mac->bssid, ap4_4, 3) == 0) || | |
1318 | (memcmp(mac->bssid, ap4_5, 3) == 0) || | |
1319 | (memcmp(mac->bssid, ap4_1, 3) == 0) || | |
1320 | (memcmp(mac->bssid, ap4_2, 3) == 0) || | |
1321 | (memcmp(mac->bssid, ap4_3, 3) == 0) || | |
1322 | vendor == PEER_RAL) { | |
1323 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>ral findn\n")); | |
1324 | vendor = PEER_RAL; | |
1325 | } else if (memcmp(mac->bssid, ap6_1, 3) == 0 || | |
1326 | vendor == PEER_CISCO) { | |
1327 | vendor = PEER_CISCO; | |
1328 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>cisco find\n")); | |
1329 | } else if ((memcmp(mac->bssid, ap3_1, 3) == 0) || | |
1330 | (memcmp(mac->bssid, ap3_2, 3) == 0) || | |
1331 | (memcmp(mac->bssid, ap3_3, 3) == 0) || | |
1332 | vendor == PEER_BROAD) { | |
1333 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>broad find\n")); | |
1334 | vendor = PEER_BROAD; | |
1335 | } else if (memcmp(mac->bssid, ap7_1, 3) == 0 || | |
1336 | vendor == PEER_MARV) { | |
1337 | vendor = PEER_MARV; | |
1338 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>marv find\n")); | |
1339 | } | |
1340 | ||
1341 | mac->vendor = vendor; | |
1342 | } | |
1343 | ||
0c817338 LF |
1344 | /********************************************************* |
1345 | * | |
1346 | * sysfs functions | |
1347 | * | |
1348 | *********************************************************/ | |
1349 | static ssize_t rtl_show_debug_level(struct device *d, | |
1350 | struct device_attribute *attr, char *buf) | |
1351 | { | |
1352 | struct ieee80211_hw *hw = dev_get_drvdata(d); | |
1353 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1354 | ||
1355 | return sprintf(buf, "0x%08X\n", rtlpriv->dbg.global_debuglevel); | |
1356 | } | |
1357 | ||
1358 | static ssize_t rtl_store_debug_level(struct device *d, | |
1359 | struct device_attribute *attr, | |
1360 | const char *buf, size_t count) | |
1361 | { | |
1362 | struct ieee80211_hw *hw = dev_get_drvdata(d); | |
1363 | struct rtl_priv *rtlpriv = rtl_priv(hw); | |
1364 | unsigned long val; | |
1365 | int ret; | |
1366 | ||
1367 | ret = strict_strtoul(buf, 0, &val); | |
1368 | if (ret) { | |
1369 | printk(KERN_DEBUG "%s is not in hex or decimal form.\n", buf); | |
1370 | } else { | |
1371 | rtlpriv->dbg.global_debuglevel = val; | |
1372 | printk(KERN_DEBUG "debuglevel:%x\n", | |
1373 | rtlpriv->dbg.global_debuglevel); | |
1374 | } | |
1375 | ||
1376 | return strnlen(buf, count); | |
1377 | } | |
1378 | ||
1379 | static DEVICE_ATTR(debug_level, S_IWUSR | S_IRUGO, | |
1380 | rtl_show_debug_level, rtl_store_debug_level); | |
1381 | ||
1382 | static struct attribute *rtl_sysfs_entries[] = { | |
1383 | ||
1384 | &dev_attr_debug_level.attr, | |
1385 | ||
1386 | NULL | |
1387 | }; | |
1388 | ||
1389 | /* | |
1390 | * "name" is folder name witch will be | |
1391 | * put in device directory like : | |
1392 | * sys/devices/pci0000:00/0000:00:1c.4/ | |
1393 | * 0000:06:00.0/rtl_sysfs | |
1394 | */ | |
1395 | struct attribute_group rtl_attribute_group = { | |
1396 | .name = "rtlsysfs", | |
1397 | .attrs = rtl_sysfs_entries, | |
1398 | }; | |
1399 | ||
1400 | MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>"); | |
1401 | MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); | |
1402 | MODULE_AUTHOR("Larry Finger <Larry.FInger@lwfinger.net>"); | |
1403 | MODULE_LICENSE("GPL"); | |
1404 | MODULE_DESCRIPTION("Realtek 802.11n PCI wireless core"); | |
1405 | ||
1406 | static int __init rtl_core_module_init(void) | |
1407 | { | |
375ff4c7 CL |
1408 | if (rtl_rate_control_register()) |
1409 | printk(KERN_ERR "rtlwifi: Unable to register rtl_rc," | |
1410 | "use default RC !!\n"); | |
acd48572 | 1411 | |
0c817338 LF |
1412 | return 0; |
1413 | } | |
1414 | ||
1415 | static void __exit rtl_core_module_exit(void) | |
1416 | { | |
acd48572 | 1417 | /*RC*/ |
375ff4c7 | 1418 | rtl_rate_control_unregister(); |
0c817338 LF |
1419 | } |
1420 | ||
1421 | module_init(rtl_core_module_init); | |
1422 | module_exit(rtl_core_module_exit); |