?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Add linux-next specific files for 20110831
[linux-2.6/next.git] / drivers / net / wireless / rtlwifi / rtl8192cu / phy.c
blob72852900df84f4dbcd40d40887ae67a645731816
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 "../wifi.h"
31 #include "../pci.h"
32 #include "../ps.h"
33 #include "reg.h"
34 #include "def.h"
35 #include "phy.h"
36 #include "rf.h"
37 #include "dm.h"
38 #include "table.h"
39
40 u32 rtl92cu_phy_query_rf_reg(struct ieee80211_hw *hw,
41 enum radio_path rfpath, u32 regaddr, u32 bitmask)
42 {
43 struct rtl_priv *rtlpriv = rtl_priv(hw);
44 u32 original_value, readback_value, bitshift;
45 struct rtl_phy *rtlphy = &(rtlpriv->phy);
46
47 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, ("regaddr(%#x), "
48 "rfpath(%#x), bitmask(%#x)\n",
49 regaddr, rfpath, bitmask));
50 if (rtlphy->rf_mode != RF_OP_BY_FW) {
51 original_value = _rtl92c_phy_rf_serial_read(hw,
52 rfpath, regaddr);
53 } else {
54 original_value = _rtl92c_phy_fw_rf_serial_read(hw,
55 rfpath, regaddr);
56 }
57 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
58 readback_value = (original_value & bitmask) >> bitshift;
59 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
60 ("regaddr(%#x), rfpath(%#x), "
61 "bitmask(%#x), original_value(%#x)\n",
62 regaddr, rfpath, bitmask, original_value));
63 return readback_value;
64 }
65
66 void rtl92cu_phy_set_rf_reg(struct ieee80211_hw *hw,
67 enum radio_path rfpath,
68 u32 regaddr, u32 bitmask, u32 data)
69 {
70 struct rtl_priv *rtlpriv = rtl_priv(hw);
71 struct rtl_phy *rtlphy = &(rtlpriv->phy);
72 u32 original_value, bitshift;
73
74 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
75 ("regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
76 regaddr, bitmask, data, rfpath));
77 if (rtlphy->rf_mode != RF_OP_BY_FW) {
78 if (bitmask != RFREG_OFFSET_MASK) {
79 original_value = _rtl92c_phy_rf_serial_read(hw,
80 rfpath,
81 regaddr);
82 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
83 data =
84 ((original_value & (~bitmask)) |
85 (data << bitshift));
86 }
87 _rtl92c_phy_rf_serial_write(hw, rfpath, regaddr, data);
88 } else {
89 if (bitmask != RFREG_OFFSET_MASK) {
90 original_value = _rtl92c_phy_fw_rf_serial_read(hw,
91 rfpath,
92 regaddr);
93 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
94 data =
95 ((original_value & (~bitmask)) |
96 (data << bitshift));
97 }
98 _rtl92c_phy_fw_rf_serial_write(hw, rfpath, regaddr, data);
99 }
100 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, ("regaddr(%#x), "
101 "bitmask(%#x), data(%#x), rfpath(%#x)\n",
102 regaddr, bitmask, data, rfpath));
103 }
104
105 bool rtl92cu_phy_mac_config(struct ieee80211_hw *hw)
106 {
107 bool rtstatus;
108 struct rtl_priv *rtlpriv = rtl_priv(hw);
109 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
110 bool is92c = IS_92C_SERIAL(rtlhal->version);
111
112 rtstatus = _rtl92cu_phy_config_mac_with_headerfile(hw);
113 if (is92c && IS_HARDWARE_TYPE_8192CE(rtlhal))
114 rtl_write_byte(rtlpriv, 0x14, 0x71);
115 return rtstatus;
116 }
117
118 bool rtl92cu_phy_bb_config(struct ieee80211_hw *hw)
119 {
120 bool rtstatus = true;
121 struct rtl_priv *rtlpriv = rtl_priv(hw);
122 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
123 u16 regval;
124 u8 b_reg_hwparafile = 1;
125
126 _rtl92c_phy_init_bb_rf_register_definition(hw);
127 regval = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN);
128 rtl_write_word(rtlpriv, REG_SYS_FUNC_EN, regval | BIT(13) |
129 BIT(0) | BIT(1));
130 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL, 0x83);
131 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL + 1, 0xdb);
132 rtl_write_byte(rtlpriv, REG_RF_CTRL, RF_EN | RF_RSTB | RF_SDMRSTB);
133 if (IS_HARDWARE_TYPE_8192CE(rtlhal)) {
134 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, FEN_PPLL | FEN_PCIEA |
135 FEN_DIO_PCIE | FEN_BB_GLB_RSTn | FEN_BBRSTB);
136 } else if (IS_HARDWARE_TYPE_8192CU(rtlhal)) {
137 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, FEN_USBA | FEN_USBD |
138 FEN_BB_GLB_RSTn | FEN_BBRSTB);
139 rtl_write_byte(rtlpriv, REG_LDOHCI12_CTRL, 0x0f);
140 }
141 rtl_write_byte(rtlpriv, REG_AFE_XTAL_CTRL + 1, 0x80);
142 if (b_reg_hwparafile == 1)
143 rtstatus = _rtl92c_phy_bb8192c_config_parafile(hw);
144 return rtstatus;
145 }
146
147 bool _rtl92cu_phy_config_mac_with_headerfile(struct ieee80211_hw *hw)
148 {
149 struct rtl_priv *rtlpriv = rtl_priv(hw);
150 struct rtl_phy *rtlphy = &(rtlpriv->phy);
151 u32 i;
152 u32 arraylength;
153 u32 *ptrarray;
154
155 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, ("Read Rtl819XMACPHY_Array\n"));
156 arraylength = rtlphy->hwparam_tables[MAC_REG].length ;
157 ptrarray = rtlphy->hwparam_tables[MAC_REG].pdata;
158 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
159 ("Img:RTL8192CEMAC_2T_ARRAY\n"));
160 for (i = 0; i < arraylength; i = i + 2)
161 rtl_write_byte(rtlpriv, ptrarray[i], (u8) ptrarray[i + 1]);
162 return true;
163 }
164
165 bool _rtl92cu_phy_config_bb_with_headerfile(struct ieee80211_hw *hw,
166 u8 configtype)
167 {
168 int i;
169 u32 *phy_regarray_table;
170 u32 *agctab_array_table;
171 u16 phy_reg_arraylen, agctab_arraylen;
172 struct rtl_priv *rtlpriv = rtl_priv(hw);
173 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
174 struct rtl_phy *rtlphy = &(rtlpriv->phy);
175
176 if (IS_92C_SERIAL(rtlhal->version)) {
177 agctab_arraylen = rtlphy->hwparam_tables[AGCTAB_2T].length;
178 agctab_array_table = rtlphy->hwparam_tables[AGCTAB_2T].pdata;
179 phy_reg_arraylen = rtlphy->hwparam_tables[PHY_REG_2T].length;
180 phy_regarray_table = rtlphy->hwparam_tables[PHY_REG_2T].pdata;
181 } else {
182 agctab_arraylen = rtlphy->hwparam_tables[AGCTAB_1T].length;
183 agctab_array_table = rtlphy->hwparam_tables[AGCTAB_1T].pdata;
184 phy_reg_arraylen = rtlphy->hwparam_tables[PHY_REG_1T].length;
185 phy_regarray_table = rtlphy->hwparam_tables[PHY_REG_1T].pdata;
186 }
187 if (configtype == BASEBAND_CONFIG_PHY_REG) {
188 for (i = 0; i < phy_reg_arraylen; i = i + 2) {
189 if (phy_regarray_table[i] == 0xfe)
190 mdelay(50);
191 else if (phy_regarray_table[i] == 0xfd)
192 mdelay(5);
193 else if (phy_regarray_table[i] == 0xfc)
194 mdelay(1);
195 else if (phy_regarray_table[i] == 0xfb)
196 udelay(50);
197 else if (phy_regarray_table[i] == 0xfa)
198 udelay(5);
199 else if (phy_regarray_table[i] == 0xf9)
200 udelay(1);
201 rtl_set_bbreg(hw, phy_regarray_table[i], MASKDWORD,
202 phy_regarray_table[i + 1]);
203 udelay(1);
204 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
205 ("The phy_regarray_table[0] is %x"
206 " Rtl819XPHY_REGArray[1] is %x\n",
207 phy_regarray_table[i],
208 phy_regarray_table[i + 1]));
209 }
210 } else if (configtype == BASEBAND_CONFIG_AGC_TAB) {
211 for (i = 0; i < agctab_arraylen; i = i + 2) {
212 rtl_set_bbreg(hw, agctab_array_table[i], MASKDWORD,
213 agctab_array_table[i + 1]);
214 udelay(1);
215 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
216 ("The agctab_array_table[0] is "
217 "%x Rtl819XPHY_REGArray[1] is %x\n",
218 agctab_array_table[i],
219 agctab_array_table[i + 1]));
220 }
221 }
222 return true;
223 }
224
225 bool _rtl92cu_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw,
226 u8 configtype)
227 {
228 struct rtl_priv *rtlpriv = rtl_priv(hw);
229 struct rtl_phy *rtlphy = &(rtlpriv->phy);
230 int i;
231 u32 *phy_regarray_table_pg;
232 u16 phy_regarray_pg_len;
233
234 rtlphy->pwrgroup_cnt = 0;
235 phy_regarray_pg_len = rtlphy->hwparam_tables[PHY_REG_PG].length;
236 phy_regarray_table_pg = rtlphy->hwparam_tables[PHY_REG_PG].pdata;
237 if (configtype == BASEBAND_CONFIG_PHY_REG) {
238 for (i = 0; i < phy_regarray_pg_len; i = i + 3) {
239 if (phy_regarray_table_pg[i] == 0xfe)
240 mdelay(50);
241 else if (phy_regarray_table_pg[i] == 0xfd)
242 mdelay(5);
243 else if (phy_regarray_table_pg[i] == 0xfc)
244 mdelay(1);
245 else if (phy_regarray_table_pg[i] == 0xfb)
246 udelay(50);
247 else if (phy_regarray_table_pg[i] == 0xfa)
248 udelay(5);
249 else if (phy_regarray_table_pg[i] == 0xf9)
250 udelay(1);
251 _rtl92c_store_pwrIndex_diffrate_offset(hw,
252 phy_regarray_table_pg[i],
253 phy_regarray_table_pg[i + 1],
254 phy_regarray_table_pg[i + 2]);
255 }
256 } else {
257 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
258 ("configtype != BaseBand_Config_PHY_REG\n"));
259 }
260 return true;
261 }
262
263 bool rtl92cu_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
264 enum radio_path rfpath)
265 {
266 int i;
267 u32 *radioa_array_table;
268 u32 *radiob_array_table;
269 u16 radioa_arraylen, radiob_arraylen;
270 struct rtl_priv *rtlpriv = rtl_priv(hw);
271 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
272 struct rtl_phy *rtlphy = &(rtlpriv->phy);
273
274 if (IS_92C_SERIAL(rtlhal->version)) {
275 radioa_arraylen = rtlphy->hwparam_tables[RADIOA_2T].length;
276 radioa_array_table = rtlphy->hwparam_tables[RADIOA_2T].pdata;
277 radiob_arraylen = rtlphy->hwparam_tables[RADIOB_2T].length;
278 radiob_array_table = rtlphy->hwparam_tables[RADIOB_2T].pdata;
279 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
280 ("Radio_A:RTL8192CERADIOA_2TARRAY\n"));
281 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
282 ("Radio_B:RTL8192CE_RADIOB_2TARRAY\n"));
283 } else {
284 radioa_arraylen = rtlphy->hwparam_tables[RADIOA_1T].length;
285 radioa_array_table = rtlphy->hwparam_tables[RADIOA_1T].pdata;
286 radiob_arraylen = rtlphy->hwparam_tables[RADIOB_1T].length;
287 radiob_array_table = rtlphy->hwparam_tables[RADIOB_1T].pdata;
288 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
289 ("Radio_A:RTL8192CE_RADIOA_1TARRAY\n"));
290 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
291 ("Radio_B:RTL8192CE_RADIOB_1TARRAY\n"));
292 }
293 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, ("Radio No %x\n", rfpath));
294 switch (rfpath) {
295 case RF90_PATH_A:
296 for (i = 0; i < radioa_arraylen; i = i + 2) {
297 if (radioa_array_table[i] == 0xfe)
298 mdelay(50);
299 else if (radioa_array_table[i] == 0xfd)
300 mdelay(5);
301 else if (radioa_array_table[i] == 0xfc)
302 mdelay(1);
303 else if (radioa_array_table[i] == 0xfb)
304 udelay(50);
305 else if (radioa_array_table[i] == 0xfa)
306 udelay(5);
307 else if (radioa_array_table[i] == 0xf9)
308 udelay(1);
309 else {
310 rtl_set_rfreg(hw, rfpath, radioa_array_table[i],
311 RFREG_OFFSET_MASK,
312 radioa_array_table[i + 1]);
313 udelay(1);
314 }
315 }
316 break;
317 case RF90_PATH_B:
318 for (i = 0; i < radiob_arraylen; i = i + 2) {
319 if (radiob_array_table[i] == 0xfe) {
320 mdelay(50);
321 } else if (radiob_array_table[i] == 0xfd)
322 mdelay(5);
323 else if (radiob_array_table[i] == 0xfc)
324 mdelay(1);
325 else if (radiob_array_table[i] == 0xfb)
326 udelay(50);
327 else if (radiob_array_table[i] == 0xfa)
328 udelay(5);
329 else if (radiob_array_table[i] == 0xf9)
330 udelay(1);
331 else {
332 rtl_set_rfreg(hw, rfpath, radiob_array_table[i],
333 RFREG_OFFSET_MASK,
334 radiob_array_table[i + 1]);
335 udelay(1);
336 }
337 }
338 break;
339 case RF90_PATH_C:
340 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
341 ("switch case not process\n"));
342 break;
343 case RF90_PATH_D:
344 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
345 ("switch case not process\n"));
346 break;
347 }
348 return true;
349 }
350
351 void rtl92cu_phy_set_bw_mode_callback(struct ieee80211_hw *hw)
352 {
353 struct rtl_priv *rtlpriv = rtl_priv(hw);
354 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
355 struct rtl_phy *rtlphy = &(rtlpriv->phy);
356 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
357 u8 reg_bw_opmode;
358 u8 reg_prsr_rsc;
359
360 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE,
361 ("Switch to %s bandwidth\n",
362 rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20 ?
363 "20MHz" : "40MHz"))
364 if (is_hal_stop(rtlhal)) {
365 rtlphy->set_bwmode_inprogress = false;
366 return;
367 }
368 reg_bw_opmode = rtl_read_byte(rtlpriv, REG_BWOPMODE);
369 reg_prsr_rsc = rtl_read_byte(rtlpriv, REG_RRSR + 2);
370 switch (rtlphy->current_chan_bw) {
371 case HT_CHANNEL_WIDTH_20:
372 reg_bw_opmode |= BW_OPMODE_20MHZ;
373 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
374 break;
375 case HT_CHANNEL_WIDTH_20_40:
376 reg_bw_opmode &= ~BW_OPMODE_20MHZ;
377 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
378 reg_prsr_rsc =
379 (reg_prsr_rsc & 0x90) | (mac->cur_40_prime_sc << 5);
380 rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_prsr_rsc);
381 break;
382 default:
383 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
384 ("unknown bandwidth: %#X\n", rtlphy->current_chan_bw));
385 break;
386 }
387 switch (rtlphy->current_chan_bw) {
388 case HT_CHANNEL_WIDTH_20:
389 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x0);
390 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x0);
391 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 1);
392 break;
393 case HT_CHANNEL_WIDTH_20_40:
394 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x1);
395 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x1);
396 rtl_set_bbreg(hw, RCCK0_SYSTEM, BCCK_SIDEBAND,
397 (mac->cur_40_prime_sc >> 1));
398 rtl_set_bbreg(hw, ROFDM1_LSTF, 0xC00, mac->cur_40_prime_sc);
399 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 0);
400 rtl_set_bbreg(hw, 0x818, (BIT(26) | BIT(27)),
401 (mac->cur_40_prime_sc ==
402 HAL_PRIME_CHNL_OFFSET_LOWER) ? 2 : 1);
403 break;
404 default:
405 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
406 ("unknown bandwidth: %#X\n", rtlphy->current_chan_bw));
407 break;
408 }
409 rtl92cu_phy_rf6052_set_bandwidth(hw, rtlphy->current_chan_bw);
410 rtlphy->set_bwmode_inprogress = false;
411 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, ("<==\n"));
412 }
413
414 void rtl92cu_bb_block_on(struct ieee80211_hw *hw)
415 {
416 struct rtl_priv *rtlpriv = rtl_priv(hw);
417
418 mutex_lock(&rtlpriv->io.bb_mutex);
419 rtl_set_bbreg(hw, RFPGA0_RFMOD, BCCKEN, 0x1);
420 rtl_set_bbreg(hw, RFPGA0_RFMOD, BOFDMEN, 0x1);
421 mutex_unlock(&rtlpriv->io.bb_mutex);
422 }
423
424 void _rtl92cu_phy_lc_calibrate(struct ieee80211_hw *hw, bool is2t)
425 {
426 u8 tmpreg;
427 u32 rf_a_mode = 0, rf_b_mode = 0, lc_cal;
428 struct rtl_priv *rtlpriv = rtl_priv(hw);
429
430 tmpreg = rtl_read_byte(rtlpriv, 0xd03);
431
432 if ((tmpreg & 0x70) != 0)
433 rtl_write_byte(rtlpriv, 0xd03, tmpreg & 0x8F);
434 else
435 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
436
437 if ((tmpreg & 0x70) != 0) {
438 rf_a_mode = rtl_get_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS);
439 if (is2t)
440 rf_b_mode = rtl_get_rfreg(hw, RF90_PATH_B, 0x00,
441 MASK12BITS);
442 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS,
443 (rf_a_mode & 0x8FFFF) | 0x10000);
444 if (is2t)
445 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
446 (rf_b_mode & 0x8FFFF) | 0x10000);
447 }
448 lc_cal = rtl_get_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS);
449 rtl_set_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS, lc_cal | 0x08000);
450 mdelay(100);
451 if ((tmpreg & 0x70) != 0) {
452 rtl_write_byte(rtlpriv, 0xd03, tmpreg);
453 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS, rf_a_mode);
454 if (is2t)
455 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
456 rf_b_mode);
457 } else {
458 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
459 }
460 }
461
462 static bool _rtl92cu_phy_set_rf_power_state(struct ieee80211_hw *hw,
463 enum rf_pwrstate rfpwr_state)
464 {
465 struct rtl_priv *rtlpriv = rtl_priv(hw);
466 struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
467 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
468 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
469 bool bresult = true;
470 u8 i, queue_id;
471 struct rtl8192_tx_ring *ring = NULL;
472
473 switch (rfpwr_state) {
474 case ERFON:
475 if ((ppsc->rfpwr_state == ERFOFF) &&
476 RT_IN_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC)) {
477 bool rtstatus;
478 u32 InitializeCount = 0;
479
480 do {
481 InitializeCount++;
482 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
483 ("IPS Set eRf nic enable\n"));
484 rtstatus = rtl_ps_enable_nic(hw);
485 } while ((rtstatus != true)
486 && (InitializeCount < 10));
487 RT_CLEAR_PS_LEVEL(ppsc,
488 RT_RF_OFF_LEVL_HALT_NIC);
489 } else {
490 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
491 ("Set ERFON sleeped:%d ms\n",
492 jiffies_to_msecs(jiffies -
493 ppsc->
494 last_sleep_jiffies)));
495 ppsc->last_awake_jiffies = jiffies;
496 rtl92ce_phy_set_rf_on(hw);
497 }
498 if (mac->link_state == MAC80211_LINKED) {
499 rtlpriv->cfg->ops->led_control(hw,
500 LED_CTL_LINK);
501 } else {
502 rtlpriv->cfg->ops->led_control(hw,
503 LED_CTL_NO_LINK);
504 }
505 break;
506 case ERFOFF:
507 for (queue_id = 0, i = 0;
508 queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) {
509 ring = &pcipriv->dev.tx_ring[queue_id];
510 if (skb_queue_len(&ring->queue) == 0 ||
511 queue_id == BEACON_QUEUE) {
512 queue_id++;
513 continue;
514 } else {
515 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
516 ("eRf Off/Sleep: %d times "
517 "TcbBusyQueue[%d] "
518 "=%d before doze!\n", (i + 1),
519 queue_id,
520 skb_queue_len(&ring->queue)));
521 udelay(10);
522 i++;
523 }
524 if (i >= MAX_DOZE_WAITING_TIMES_9x) {
525 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
526 ("\nERFOFF: %d times "
527 "TcbBusyQueue[%d] = %d !\n",
528 MAX_DOZE_WAITING_TIMES_9x,
529 queue_id,
530 skb_queue_len(&ring->queue)));
531 break;
532 }
533 }
534 if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_HALT_NIC) {
535 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
536 ("IPS Set eRf nic disable\n"));
537 rtl_ps_disable_nic(hw);
538 RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
539 } else {
540 if (ppsc->rfoff_reason == RF_CHANGE_BY_IPS) {
541 rtlpriv->cfg->ops->led_control(hw,
542 LED_CTL_NO_LINK);
543 } else {
544 rtlpriv->cfg->ops->led_control(hw,
545 LED_CTL_POWER_OFF);
546 }
547 }
548 break;
549 case ERFSLEEP:
550 if (ppsc->rfpwr_state == ERFOFF)
551 break;
552 for (queue_id = 0, i = 0;
553 queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) {
554 ring = &pcipriv->dev.tx_ring[queue_id];
555 if (skb_queue_len(&ring->queue) == 0) {
556 queue_id++;
557 continue;
558 } else {
559 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
560 ("eRf Off/Sleep: %d times "
561 "TcbBusyQueue[%d] =%d before "
562 "doze!\n", (i + 1), queue_id,
563 skb_queue_len(&ring->queue)));
564 udelay(10);
565 i++;
566 }
567 if (i >= MAX_DOZE_WAITING_TIMES_9x) {
568 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
569 ("\n ERFSLEEP: %d times "
570 "TcbBusyQueue[%d] = %d !\n",
571 MAX_DOZE_WAITING_TIMES_9x,
572 queue_id,
573 skb_queue_len(&ring->queue)));
574 break;
575 }
576 }
577 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
578 ("Set ERFSLEEP awaked:%d ms\n",
579 jiffies_to_msecs(jiffies -
580 ppsc->last_awake_jiffies)));
581 ppsc->last_sleep_jiffies = jiffies;
582 _rtl92c_phy_set_rf_sleep(hw);
583 break;
584 default:
585 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
586 ("switch case not process\n"));
587 bresult = false;
588 break;
589 }
590 if (bresult)
591 ppsc->rfpwr_state = rfpwr_state;
592 return bresult;
593 }
594
595 bool rtl92cu_phy_set_rf_power_state(struct ieee80211_hw *hw,
596 enum rf_pwrstate rfpwr_state)
597 {
598 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
599 bool bresult = false;
600
601 if (rfpwr_state == ppsc->rfpwr_state)
602 return bresult;
603 bresult = _rtl92cu_phy_set_rf_power_state(hw, rfpwr_state);
604 return bresult;
605 }
linux-next