1 /******************************************************************************
2  *
3  * Copyright(c) 2009-2012  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 "../wifi.h"
27 #include "../pci.h"
28 #include "../ps.h"
29 #include "reg.h"
30 #include "def.h"
31 #include "phy.h"
32 #include "rf.h"
33 #include "dm.h"
34 #include "table.h"
35 #include "../rtl8723com/phy_common.h"
36 
37 static void _rtl8723e_phy_fw_rf_serial_write(struct ieee80211_hw *hw,
38 					     enum radio_path rfpath, u32 offset,
39 					     u32 data);
40 static bool _rtl8723e_phy_bb8192c_config_parafile(struct ieee80211_hw *hw);
41 static bool _rtl8723e_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);
42 static bool _rtl8723e_phy_config_bb_with_headerfile(struct ieee80211_hw *hw,
43 						    u8 configtype);
44 static bool _rtl8723e_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw,
45 						      u8 configtype);
46 static bool _rtl8723e_phy_sw_chnl_step_by_step(struct ieee80211_hw *hw,
47 					       u8 channel, u8 *stage, u8 *step,
48 					       u32 *delay);
49 static u8 _rtl8723e_phy_dbm_to_txpwr_idx(struct ieee80211_hw *hw,
50 					 enum wireless_mode wirelessmode,
51 					 long power_indbm);
52 static void rtl8723e_phy_set_rf_on(struct ieee80211_hw *hw);
53 static void rtl8723e_phy_set_io(struct ieee80211_hw *hw);
54 
rtl8723e_phy_query_rf_reg(struct ieee80211_hw * hw,enum radio_path rfpath,u32 regaddr,u32 bitmask)55 u32 rtl8723e_phy_query_rf_reg(struct ieee80211_hw *hw,
56 			      enum radio_path rfpath,
57 			      u32 regaddr, u32 bitmask)
58 {
59 	struct rtl_priv *rtlpriv = rtl_priv(hw);
60 	u32 original_value = 0, readback_value, bitshift;
61 	struct rtl_phy *rtlphy = &rtlpriv->phy;
62 	unsigned long flags;
63 
64 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
65 		 "regaddr(%#x), rfpath(%#x), bitmask(%#x)\n",
66 		 regaddr, rfpath, bitmask);
67 
68 	spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags);
69 
70 	if (rtlphy->rf_mode != RF_OP_BY_FW) {
71 		original_value = rtl8723_phy_rf_serial_read(hw,
72 							    rfpath, regaddr);
73 	}
74 
75 	bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
76 	readback_value = (original_value & bitmask) >> bitshift;
77 
78 	spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags);
79 
80 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
81 		 "regaddr(%#x), rfpath(%#x), bitmask(%#x), original_value(%#x)\n",
82 		  regaddr, rfpath, bitmask, original_value);
83 
84 	return readback_value;
85 }
86 
rtl8723e_phy_set_rf_reg(struct ieee80211_hw * hw,enum radio_path rfpath,u32 regaddr,u32 bitmask,u32 data)87 void rtl8723e_phy_set_rf_reg(struct ieee80211_hw *hw,
88 			     enum radio_path rfpath,
89 			   u32 regaddr, u32 bitmask, u32 data)
90 {
91 	struct rtl_priv *rtlpriv = rtl_priv(hw);
92 	struct rtl_phy *rtlphy = &rtlpriv->phy;
93 	u32 original_value = 0, bitshift;
94 	unsigned long flags;
95 
96 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
97 		 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
98 		  regaddr, bitmask, data, rfpath);
99 
100 	spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags);
101 
102 	if (rtlphy->rf_mode != RF_OP_BY_FW) {
103 		if (bitmask != RFREG_OFFSET_MASK) {
104 			original_value = rtl8723_phy_rf_serial_read(hw,
105 								    rfpath,
106 								    regaddr);
107 			bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
108 			data =
109 			    ((original_value & (~bitmask)) |
110 			     (data << bitshift));
111 		}
112 
113 		rtl8723_phy_rf_serial_write(hw, rfpath, regaddr, data);
114 	} else {
115 		if (bitmask != RFREG_OFFSET_MASK) {
116 			bitshift = rtl8723_phy_calculate_bit_shift(bitmask);
117 			data =
118 			    ((original_value & (~bitmask)) |
119 			     (data << bitshift));
120 		}
121 		_rtl8723e_phy_fw_rf_serial_write(hw, rfpath, regaddr, data);
122 	}
123 
124 	spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags);
125 
126 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
127 		 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
128 		 regaddr, bitmask, data, rfpath);
129 
130 }
131 
_rtl8723e_phy_fw_rf_serial_write(struct ieee80211_hw * hw,enum radio_path rfpath,u32 offset,u32 data)132 static void _rtl8723e_phy_fw_rf_serial_write(struct ieee80211_hw *hw,
133 					     enum radio_path rfpath, u32 offset,
134 					     u32 data)
135 {
136 	WARN_ONCE(true, "rtl8723ae: _rtl8723e_phy_fw_rf_serial_write deprecated!\n");
137 }
138 
_rtl8723e_phy_bb_config_1t(struct ieee80211_hw * hw)139 static void _rtl8723e_phy_bb_config_1t(struct ieee80211_hw *hw)
140 {
141 	rtl_set_bbreg(hw, RFPGA0_TXINFO, 0x3, 0x2);
142 	rtl_set_bbreg(hw, RFPGA1_TXINFO, 0x300033, 0x200022);
143 	rtl_set_bbreg(hw, RCCK0_AFESETTING, MASKBYTE3, 0x45);
144 	rtl_set_bbreg(hw, ROFDM0_TRXPATHENABLE, MASKBYTE0, 0x23);
145 	rtl_set_bbreg(hw, ROFDM0_AGCPARAMETER1, 0x30, 0x1);
146 	rtl_set_bbreg(hw, 0xe74, 0x0c000000, 0x2);
147 	rtl_set_bbreg(hw, 0xe78, 0x0c000000, 0x2);
148 	rtl_set_bbreg(hw, 0xe7c, 0x0c000000, 0x2);
149 	rtl_set_bbreg(hw, 0xe80, 0x0c000000, 0x2);
150 	rtl_set_bbreg(hw, 0xe88, 0x0c000000, 0x2);
151 }
152 
rtl8723e_phy_mac_config(struct ieee80211_hw * hw)153 bool rtl8723e_phy_mac_config(struct ieee80211_hw *hw)
154 {
155 	struct rtl_priv *rtlpriv = rtl_priv(hw);
156 	bool rtstatus = _rtl8723e_phy_config_mac_with_headerfile(hw);
157 	rtl_write_byte(rtlpriv, 0x04CA, 0x0A);
158 	return rtstatus;
159 }
160 
rtl8723e_phy_bb_config(struct ieee80211_hw * hw)161 bool rtl8723e_phy_bb_config(struct ieee80211_hw *hw)
162 {
163 	bool rtstatus = true;
164 	struct rtl_priv *rtlpriv = rtl_priv(hw);
165 	u8 tmpu1b;
166 	u8 b_reg_hwparafile = 1;
167 
168 	rtl8723_phy_init_bb_rf_reg_def(hw);
169 
170 	/* 1. 0x28[1] = 1 */
171 	tmpu1b = rtl_read_byte(rtlpriv, REG_AFE_PLL_CTRL);
172 	udelay(2);
173 	rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL, (tmpu1b|BIT(1)));
174 	udelay(2);
175 	/* 2. 0x29[7:0] = 0xFF */
176 	rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL+1, 0xff);
177 	udelay(2);
178 
179 	/* 3. 0x02[1:0] = 2b'11 */
180 	tmpu1b = rtl_read_byte(rtlpriv, REG_SYS_FUNC_EN);
181 	rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN,
182 		       (tmpu1b | FEN_BB_GLB_RSTN | FEN_BBRSTB));
183 
184 	/* 4. 0x25[6] = 0 */
185 	tmpu1b = rtl_read_byte(rtlpriv, REG_AFE_XTAL_CTRL+1);
186 	rtl_write_byte(rtlpriv, REG_AFE_XTAL_CTRL+1, (tmpu1b & (~BIT(6))));
187 
188 	/* 5. 0x24[20] = 0	//Advised by SD3 Alex Wang. 2011.02.09. */
189 	tmpu1b = rtl_read_byte(rtlpriv, REG_AFE_XTAL_CTRL+2);
190 	rtl_write_byte(rtlpriv, REG_AFE_XTAL_CTRL+2, (tmpu1b & (~BIT(4))));
191 
192 	/* 6. 0x1f[7:0] = 0x07 */
193 	rtl_write_byte(rtlpriv, REG_RF_CTRL, 0x07);
194 
195 	if (b_reg_hwparafile == 1)
196 		rtstatus = _rtl8723e_phy_bb8192c_config_parafile(hw);
197 	return rtstatus;
198 }
199 
rtl8723e_phy_rf_config(struct ieee80211_hw * hw)200 bool rtl8723e_phy_rf_config(struct ieee80211_hw *hw)
201 {
202 	return rtl8723e_phy_rf6052_config(hw);
203 }
204 
_rtl8723e_phy_bb8192c_config_parafile(struct ieee80211_hw * hw)205 static bool _rtl8723e_phy_bb8192c_config_parafile(struct ieee80211_hw *hw)
206 {
207 	struct rtl_priv *rtlpriv = rtl_priv(hw);
208 	struct rtl_phy *rtlphy = &rtlpriv->phy;
209 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
210 	bool rtstatus;
211 
212 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "\n");
213 	rtstatus = _rtl8723e_phy_config_bb_with_headerfile(hw,
214 						BASEBAND_CONFIG_PHY_REG);
215 	if (rtstatus != true) {
216 		pr_err("Write BB Reg Fail!!\n");
217 		return false;
218 	}
219 
220 	if (rtlphy->rf_type == RF_1T2R) {
221 		_rtl8723e_phy_bb_config_1t(hw);
222 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Config to 1T!!\n");
223 	}
224 	if (rtlefuse->autoload_failflag == false) {
225 		rtlphy->pwrgroup_cnt = 0;
226 		rtstatus = _rtl8723e_phy_config_bb_with_pgheaderfile(hw,
227 					BASEBAND_CONFIG_PHY_REG);
228 	}
229 	if (rtstatus != true) {
230 		pr_err("BB_PG Reg Fail!!\n");
231 		return false;
232 	}
233 	rtstatus =
234 	  _rtl8723e_phy_config_bb_with_headerfile(hw, BASEBAND_CONFIG_AGC_TAB);
235 	if (rtstatus != true) {
236 		pr_err("AGC Table Fail\n");
237 		return false;
238 	}
239 	rtlphy->cck_high_power = (bool) (rtl_get_bbreg(hw,
240 					RFPGA0_XA_HSSIPARAMETER2,
241 					0x200));
242 
243 	return true;
244 }
245 
_rtl8723e_phy_config_mac_with_headerfile(struct ieee80211_hw * hw)246 static bool _rtl8723e_phy_config_mac_with_headerfile(struct ieee80211_hw *hw)
247 {
248 	struct rtl_priv *rtlpriv = rtl_priv(hw);
249 	u32 i;
250 	u32 arraylength;
251 	u32 *ptrarray;
252 
253 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Read Rtl723MACPHY_Array\n");
254 	arraylength = RTL8723E_MACARRAYLENGTH;
255 	ptrarray = RTL8723EMAC_ARRAY;
256 
257 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
258 		 "Img:RTL8192CEMAC_2T_ARRAY\n");
259 	for (i = 0; i < arraylength; i = i + 2)
260 		rtl_write_byte(rtlpriv, ptrarray[i], (u8) ptrarray[i + 1]);
261 	return true;
262 }
263 
_rtl8723e_phy_config_bb_with_headerfile(struct ieee80211_hw * hw,u8 configtype)264 static bool _rtl8723e_phy_config_bb_with_headerfile(struct ieee80211_hw *hw,
265 						    u8 configtype)
266 {
267 	int i;
268 	u32 *phy_regarray_table;
269 	u32 *agctab_array_table;
270 	u16 phy_reg_arraylen, agctab_arraylen;
271 	struct rtl_priv *rtlpriv = rtl_priv(hw);
272 
273 	agctab_arraylen = RTL8723E_AGCTAB_1TARRAYLENGTH;
274 	agctab_array_table = RTL8723EAGCTAB_1TARRAY;
275 	phy_reg_arraylen = RTL8723E_PHY_REG_1TARRAY_LENGTH;
276 	phy_regarray_table = RTL8723EPHY_REG_1TARRAY;
277 	if (configtype == BASEBAND_CONFIG_PHY_REG) {
278 		for (i = 0; i < phy_reg_arraylen; i = i + 2) {
279 			if (phy_regarray_table[i] == 0xfe)
280 				mdelay(50);
281 			else if (phy_regarray_table[i] == 0xfd)
282 				mdelay(5);
283 			else if (phy_regarray_table[i] == 0xfc)
284 				mdelay(1);
285 			else if (phy_regarray_table[i] == 0xfb)
286 				udelay(50);
287 			else if (phy_regarray_table[i] == 0xfa)
288 				udelay(5);
289 			else if (phy_regarray_table[i] == 0xf9)
290 				udelay(1);
291 			rtl_set_bbreg(hw, phy_regarray_table[i], MASKDWORD,
292 				      phy_regarray_table[i + 1]);
293 			udelay(1);
294 			RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
295 				 "The phy_regarray_table[0] is %x Rtl819XPHY_REGArray[1] is %x\n",
296 				 phy_regarray_table[i],
297 				 phy_regarray_table[i + 1]);
298 		}
299 	} else if (configtype == BASEBAND_CONFIG_AGC_TAB) {
300 		for (i = 0; i < agctab_arraylen; i = i + 2) {
301 			rtl_set_bbreg(hw, agctab_array_table[i], MASKDWORD,
302 				      agctab_array_table[i + 1]);
303 			udelay(1);
304 			RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
305 				 "The agctab_array_table[0] is %x Rtl819XPHY_REGArray[1] is %x\n",
306 				 agctab_array_table[i],
307 				 agctab_array_table[i + 1]);
308 		}
309 	}
310 	return true;
311 }
312 
store_pwrindex_diffrate_offset(struct ieee80211_hw * hw,u32 regaddr,u32 bitmask,u32 data)313 static void store_pwrindex_diffrate_offset(struct ieee80211_hw *hw,
314 					   u32 regaddr, u32 bitmask,
315 					   u32 data)
316 {
317 	struct rtl_priv *rtlpriv = rtl_priv(hw);
318 	struct rtl_phy *rtlphy = &rtlpriv->phy;
319 
320 	if (regaddr == RTXAGC_A_RATE18_06) {
321 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][0] =
322 		    data;
323 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
324 			 "MCSTxPowerLevelOriginalOffset[%d][0] = 0x%x\n",
325 			  rtlphy->pwrgroup_cnt,
326 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
327 							    pwrgroup_cnt][0]);
328 	}
329 	if (regaddr == RTXAGC_A_RATE54_24) {
330 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][1] =
331 		    data;
332 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
333 			 "MCSTxPowerLevelOriginalOffset[%d][1] = 0x%x\n",
334 			  rtlphy->pwrgroup_cnt,
335 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
336 							    pwrgroup_cnt][1]);
337 	}
338 	if (regaddr == RTXAGC_A_CCK1_MCS32) {
339 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][6] =
340 		    data;
341 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
342 			 "MCSTxPowerLevelOriginalOffset[%d][6] = 0x%x\n",
343 			  rtlphy->pwrgroup_cnt,
344 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
345 							    pwrgroup_cnt][6]);
346 	}
347 	if (regaddr == RTXAGC_B_CCK11_A_CCK2_11 && bitmask == 0xffffff00) {
348 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][7] =
349 		    data;
350 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
351 			 "MCSTxPowerLevelOriginalOffset[%d][7] = 0x%x\n",
352 			  rtlphy->pwrgroup_cnt,
353 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
354 							    pwrgroup_cnt][7]);
355 	}
356 	if (regaddr == RTXAGC_A_MCS03_MCS00) {
357 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][2] =
358 		    data;
359 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
360 			 "MCSTxPowerLevelOriginalOffset[%d][2] = 0x%x\n",
361 			  rtlphy->pwrgroup_cnt,
362 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
363 							    pwrgroup_cnt][2]);
364 	}
365 	if (regaddr == RTXAGC_A_MCS07_MCS04) {
366 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][3] =
367 		    data;
368 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
369 			 "MCSTxPowerLevelOriginalOffset[%d][3] = 0x%x\n",
370 			  rtlphy->pwrgroup_cnt,
371 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
372 							    pwrgroup_cnt][3]);
373 	}
374 	if (regaddr == RTXAGC_A_MCS11_MCS08) {
375 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][4] =
376 		    data;
377 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
378 			 "MCSTxPowerLevelOriginalOffset[%d][4] = 0x%x\n",
379 			  rtlphy->pwrgroup_cnt,
380 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
381 							    pwrgroup_cnt][4]);
382 	}
383 	if (regaddr == RTXAGC_A_MCS15_MCS12) {
384 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][5] =
385 		    data;
386 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
387 			 "MCSTxPowerLevelOriginalOffset[%d][5] = 0x%x\n",
388 			  rtlphy->pwrgroup_cnt,
389 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
390 							    pwrgroup_cnt][5]);
391 	}
392 	if (regaddr == RTXAGC_B_RATE18_06) {
393 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][8] =
394 		    data;
395 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
396 			 "MCSTxPowerLevelOriginalOffset[%d][8] = 0x%x\n",
397 			  rtlphy->pwrgroup_cnt,
398 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
399 							    pwrgroup_cnt][8]);
400 	}
401 	if (regaddr == RTXAGC_B_RATE54_24) {
402 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][9] =
403 		    data;
404 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
405 			 "MCSTxPowerLevelOriginalOffset[%d][9] = 0x%x\n",
406 			  rtlphy->pwrgroup_cnt,
407 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
408 							    pwrgroup_cnt][9]);
409 	}
410 	if (regaddr == RTXAGC_B_CCK1_55_MCS32) {
411 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][14] =
412 		    data;
413 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
414 			 "MCSTxPowerLevelOriginalOffset[%d][14] = 0x%x\n",
415 			  rtlphy->pwrgroup_cnt,
416 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
417 							    pwrgroup_cnt][14]);
418 	}
419 	if (regaddr == RTXAGC_B_CCK11_A_CCK2_11 && bitmask == 0x000000ff) {
420 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][15] =
421 		    data;
422 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
423 			 "MCSTxPowerLevelOriginalOffset[%d][15] = 0x%x\n",
424 			  rtlphy->pwrgroup_cnt,
425 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
426 							    pwrgroup_cnt][15]);
427 	}
428 	if (regaddr == RTXAGC_B_MCS03_MCS00) {
429 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][10] =
430 		    data;
431 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
432 			 "MCSTxPowerLevelOriginalOffset[%d][10] = 0x%x\n",
433 			  rtlphy->pwrgroup_cnt,
434 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
435 							    pwrgroup_cnt][10]);
436 	}
437 	if (regaddr == RTXAGC_B_MCS07_MCS04) {
438 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][11] =
439 		    data;
440 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
441 			 "MCSTxPowerLevelOriginalOffset[%d][11] = 0x%x\n",
442 			  rtlphy->pwrgroup_cnt,
443 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
444 							    pwrgroup_cnt][11]);
445 	}
446 	if (regaddr == RTXAGC_B_MCS11_MCS08) {
447 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][12] =
448 		    data;
449 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
450 			 "MCSTxPowerLevelOriginalOffset[%d][12] = 0x%x\n",
451 			  rtlphy->pwrgroup_cnt,
452 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
453 							    pwrgroup_cnt][12]);
454 	}
455 	if (regaddr == RTXAGC_B_MCS15_MCS12) {
456 		rtlphy->mcs_txpwrlevel_origoffset[rtlphy->pwrgroup_cnt][13] =
457 		    data;
458 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
459 			 "MCSTxPowerLevelOriginalOffset[%d][13] = 0x%x\n",
460 			  rtlphy->pwrgroup_cnt,
461 			  rtlphy->mcs_txpwrlevel_origoffset[rtlphy->
462 							    pwrgroup_cnt][13]);
463 
464 		rtlphy->pwrgroup_cnt++;
465 	}
466 }
467 
_rtl8723e_phy_config_bb_with_pgheaderfile(struct ieee80211_hw * hw,u8 configtype)468 static bool _rtl8723e_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw,
469 						      u8 configtype)
470 {
471 	struct rtl_priv *rtlpriv = rtl_priv(hw);
472 	int i;
473 	u32 *phy_regarray_table_pg;
474 	u16 phy_regarray_pg_len;
475 
476 	phy_regarray_pg_len = RTL8723E_PHY_REG_ARRAY_PGLENGTH;
477 	phy_regarray_table_pg = RTL8723EPHY_REG_ARRAY_PG;
478 
479 	if (configtype == BASEBAND_CONFIG_PHY_REG) {
480 		for (i = 0; i < phy_regarray_pg_len; i = i + 3) {
481 			if (phy_regarray_table_pg[i] == 0xfe)
482 				mdelay(50);
483 			else if (phy_regarray_table_pg[i] == 0xfd)
484 				mdelay(5);
485 			else if (phy_regarray_table_pg[i] == 0xfc)
486 				mdelay(1);
487 			else if (phy_regarray_table_pg[i] == 0xfb)
488 				udelay(50);
489 			else if (phy_regarray_table_pg[i] == 0xfa)
490 				udelay(5);
491 			else if (phy_regarray_table_pg[i] == 0xf9)
492 				udelay(1);
493 
494 			store_pwrindex_diffrate_offset(hw,
495 						phy_regarray_table_pg[i],
496 						phy_regarray_table_pg[i + 1],
497 						phy_regarray_table_pg[i + 2]);
498 		}
499 	} else {
500 		RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
501 			 "configtype != BaseBand_Config_PHY_REG\n");
502 	}
503 	return true;
504 }
505 
rtl8723e_phy_config_rf_with_headerfile(struct ieee80211_hw * hw,enum radio_path rfpath)506 bool rtl8723e_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
507 					    enum radio_path rfpath)
508 {
509 	int i;
510 	bool rtstatus = true;
511 	u32 *radioa_array_table;
512 	u32 *radiob_array_table;
513 	u16 radioa_arraylen, radiob_arraylen;
514 
515 	radioa_arraylen = RTL8723ERADIOA_1TARRAYLENGTH;
516 	radioa_array_table = RTL8723E_RADIOA_1TARRAY;
517 	radiob_arraylen = RTL8723E_RADIOB_1TARRAYLENGTH;
518 	radiob_array_table = RTL8723E_RADIOB_1TARRAY;
519 
520 	rtstatus = true;
521 
522 	switch (rfpath) {
523 	case RF90_PATH_A:
524 		for (i = 0; i < radioa_arraylen; i = i + 2) {
525 			if (radioa_array_table[i] == 0xfe) {
526 				mdelay(50);
527 			} else if (radioa_array_table[i] == 0xfd) {
528 				mdelay(5);
529 			} else if (radioa_array_table[i] == 0xfc) {
530 				mdelay(1);
531 			} else if (radioa_array_table[i] == 0xfb) {
532 				udelay(50);
533 			} else if (radioa_array_table[i] == 0xfa) {
534 				udelay(5);
535 			} else if (radioa_array_table[i] == 0xf9) {
536 				udelay(1);
537 			} else {
538 				rtl_set_rfreg(hw, rfpath, radioa_array_table[i],
539 					      RFREG_OFFSET_MASK,
540 					      radioa_array_table[i + 1]);
541 				udelay(1);
542 			}
543 		}
544 		break;
545 	case RF90_PATH_B:
546 	case RF90_PATH_C:
547 	case RF90_PATH_D:
548 		break;
549 	}
550 	return true;
551 }
552 
rtl8723e_phy_get_hw_reg_originalvalue(struct ieee80211_hw * hw)553 void rtl8723e_phy_get_hw_reg_originalvalue(struct ieee80211_hw *hw)
554 {
555 	struct rtl_priv *rtlpriv = rtl_priv(hw);
556 	struct rtl_phy *rtlphy = &rtlpriv->phy;
557 
558 	rtlphy->default_initialgain[0] =
559 	    (u8) rtl_get_bbreg(hw, ROFDM0_XAAGCCORE1, MASKBYTE0);
560 	rtlphy->default_initialgain[1] =
561 	    (u8) rtl_get_bbreg(hw, ROFDM0_XBAGCCORE1, MASKBYTE0);
562 	rtlphy->default_initialgain[2] =
563 	    (u8) rtl_get_bbreg(hw, ROFDM0_XCAGCCORE1, MASKBYTE0);
564 	rtlphy->default_initialgain[3] =
565 	    (u8) rtl_get_bbreg(hw, ROFDM0_XDAGCCORE1, MASKBYTE0);
566 
567 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
568 		 "Default initial gain (c50=0x%x, c58=0x%x, c60=0x%x, c68=0x%x\n",
569 		 rtlphy->default_initialgain[0],
570 		 rtlphy->default_initialgain[1],
571 		 rtlphy->default_initialgain[2],
572 		 rtlphy->default_initialgain[3]);
573 
574 	rtlphy->framesync = (u8) rtl_get_bbreg(hw,
575 					       ROFDM0_RXDETECTOR3, MASKBYTE0);
576 	rtlphy->framesync_c34 = rtl_get_bbreg(hw,
577 					      ROFDM0_RXDETECTOR2, MASKDWORD);
578 
579 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
580 		 "Default framesync (0x%x) = 0x%x\n",
581 		  ROFDM0_RXDETECTOR3, rtlphy->framesync);
582 }
583 
rtl8723e_phy_get_txpower_level(struct ieee80211_hw * hw,long * powerlevel)584 void rtl8723e_phy_get_txpower_level(struct ieee80211_hw *hw, long *powerlevel)
585 {
586 	struct rtl_priv *rtlpriv = rtl_priv(hw);
587 	struct rtl_phy *rtlphy = &rtlpriv->phy;
588 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
589 	u8 txpwr_level;
590 	long txpwr_dbm;
591 
592 	txpwr_level = rtlphy->cur_cck_txpwridx;
593 	txpwr_dbm = rtl8723_phy_txpwr_idx_to_dbm(hw,
594 						 WIRELESS_MODE_B, txpwr_level);
595 	txpwr_level = rtlphy->cur_ofdm24g_txpwridx +
596 	    rtlefuse->legacy_ht_txpowerdiff;
597 	if (rtl8723_phy_txpwr_idx_to_dbm(hw,
598 					 WIRELESS_MODE_G,
599 					 txpwr_level) > txpwr_dbm)
600 		txpwr_dbm =
601 		    rtl8723_phy_txpwr_idx_to_dbm(hw, WIRELESS_MODE_G,
602 						 txpwr_level);
603 	txpwr_level = rtlphy->cur_ofdm24g_txpwridx;
604 	if (rtl8723_phy_txpwr_idx_to_dbm(hw,
605 					 WIRELESS_MODE_N_24G,
606 					 txpwr_level) > txpwr_dbm)
607 		txpwr_dbm =
608 		    rtl8723_phy_txpwr_idx_to_dbm(hw, WIRELESS_MODE_N_24G,
609 						 txpwr_level);
610 	*powerlevel = txpwr_dbm;
611 }
612 
_rtl8723e_get_txpower_index(struct ieee80211_hw * hw,u8 channel,u8 * cckpowerlevel,u8 * ofdmpowerlevel)613 static void _rtl8723e_get_txpower_index(struct ieee80211_hw *hw, u8 channel,
614 					u8 *cckpowerlevel, u8 *ofdmpowerlevel)
615 {
616 	struct rtl_priv *rtlpriv = rtl_priv(hw);
617 	struct rtl_phy *rtlphy = &rtlpriv->phy;
618 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
619 	u8 index = (channel - 1);
620 
621 	cckpowerlevel[RF90_PATH_A] =
622 	    rtlefuse->txpwrlevel_cck[RF90_PATH_A][index];
623 	cckpowerlevel[RF90_PATH_B] =
624 	    rtlefuse->txpwrlevel_cck[RF90_PATH_B][index];
625 	if (get_rf_type(rtlphy) == RF_1T2R || get_rf_type(rtlphy) == RF_1T1R) {
626 		ofdmpowerlevel[RF90_PATH_A] =
627 		    rtlefuse->txpwrlevel_ht40_1s[RF90_PATH_A][index];
628 		ofdmpowerlevel[RF90_PATH_B] =
629 		    rtlefuse->txpwrlevel_ht40_1s[RF90_PATH_B][index];
630 	} else if (get_rf_type(rtlphy) == RF_2T2R) {
631 		ofdmpowerlevel[RF90_PATH_A] =
632 		    rtlefuse->txpwrlevel_ht40_2s[RF90_PATH_A][index];
633 		ofdmpowerlevel[RF90_PATH_B] =
634 		    rtlefuse->txpwrlevel_ht40_2s[RF90_PATH_B][index];
635 	}
636 }
637 
_rtl8723e_ccxpower_index_check(struct ieee80211_hw * hw,u8 channel,u8 * cckpowerlevel,u8 * ofdmpowerlevel)638 static void _rtl8723e_ccxpower_index_check(struct ieee80211_hw *hw,
639 					   u8 channel, u8 *cckpowerlevel,
640 					   u8 *ofdmpowerlevel)
641 {
642 	struct rtl_priv *rtlpriv = rtl_priv(hw);
643 	struct rtl_phy *rtlphy = &rtlpriv->phy;
644 
645 	rtlphy->cur_cck_txpwridx = cckpowerlevel[0];
646 	rtlphy->cur_ofdm24g_txpwridx = ofdmpowerlevel[0];
647 
648 }
649 
rtl8723e_phy_set_txpower_level(struct ieee80211_hw * hw,u8 channel)650 void rtl8723e_phy_set_txpower_level(struct ieee80211_hw *hw, u8 channel)
651 {
652 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
653 	u8 cckpowerlevel[2], ofdmpowerlevel[2];
654 
655 	if (rtlefuse->txpwr_fromeprom == false)
656 		return;
657 	_rtl8723e_get_txpower_index(hw, channel,
658 				    &cckpowerlevel[0], &ofdmpowerlevel[0]);
659 	_rtl8723e_ccxpower_index_check(hw,
660 				       channel, &cckpowerlevel[0],
661 				       &ofdmpowerlevel[0]);
662 	rtl8723e_phy_rf6052_set_cck_txpower(hw, &cckpowerlevel[0]);
663 	rtl8723e_phy_rf6052_set_ofdm_txpower(hw, &ofdmpowerlevel[0], channel);
664 }
665 
rtl8723e_phy_update_txpower_dbm(struct ieee80211_hw * hw,long power_indbm)666 bool rtl8723e_phy_update_txpower_dbm(struct ieee80211_hw *hw, long power_indbm)
667 {
668 	struct rtl_priv *rtlpriv = rtl_priv(hw);
669 	struct rtl_phy *rtlphy = &rtlpriv->phy;
670 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
671 	u8 idx;
672 	u8 rf_path;
673 	u8 ccktxpwridx = _rtl8723e_phy_dbm_to_txpwr_idx(hw,
674 						      WIRELESS_MODE_B,
675 						      power_indbm);
676 	u8 ofdmtxpwridx = _rtl8723e_phy_dbm_to_txpwr_idx(hw,
677 						       WIRELESS_MODE_N_24G,
678 						       power_indbm);
679 	if (ofdmtxpwridx - rtlefuse->legacy_ht_txpowerdiff > 0)
680 		ofdmtxpwridx -= rtlefuse->legacy_ht_txpowerdiff;
681 	else
682 		ofdmtxpwridx = 0;
683 	RT_TRACE(rtlpriv, COMP_TXAGC, DBG_TRACE,
684 		 "%lx dBm, ccktxpwridx = %d, ofdmtxpwridx = %d\n",
685 		  power_indbm, ccktxpwridx, ofdmtxpwridx);
686 	for (idx = 0; idx < 14; idx++) {
687 		for (rf_path = 0; rf_path < 2; rf_path++) {
688 			rtlefuse->txpwrlevel_cck[rf_path][idx] = ccktxpwridx;
689 			rtlefuse->txpwrlevel_ht40_1s[rf_path][idx] =
690 			    ofdmtxpwridx;
691 			rtlefuse->txpwrlevel_ht40_2s[rf_path][idx] =
692 			    ofdmtxpwridx;
693 		}
694 	}
695 	rtl8723e_phy_set_txpower_level(hw, rtlphy->current_channel);
696 	return true;
697 }
698 
_rtl8723e_phy_dbm_to_txpwr_idx(struct ieee80211_hw * hw,enum wireless_mode wirelessmode,long power_indbm)699 static u8 _rtl8723e_phy_dbm_to_txpwr_idx(struct ieee80211_hw *hw,
700 					 enum wireless_mode wirelessmode,
701 					 long power_indbm)
702 {
703 	u8 txpwridx;
704 	long offset;
705 
706 	switch (wirelessmode) {
707 	case WIRELESS_MODE_B:
708 		offset = -7;
709 		break;
710 	case WIRELESS_MODE_G:
711 	case WIRELESS_MODE_N_24G:
712 		offset = -8;
713 		break;
714 	default:
715 		offset = -8;
716 		break;
717 	}
718 
719 	if ((power_indbm - offset) > 0)
720 		txpwridx = (u8)((power_indbm - offset) * 2);
721 	else
722 		txpwridx = 0;
723 
724 	if (txpwridx > MAX_TXPWR_IDX_NMODE_92S)
725 		txpwridx = MAX_TXPWR_IDX_NMODE_92S;
726 
727 	return txpwridx;
728 }
729 
rtl8723e_phy_scan_operation_backup(struct ieee80211_hw * hw,u8 operation)730 void rtl8723e_phy_scan_operation_backup(struct ieee80211_hw *hw, u8 operation)
731 {
732 	struct rtl_priv *rtlpriv = rtl_priv(hw);
733 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
734 	enum io_type iotype;
735 
736 	if (!is_hal_stop(rtlhal)) {
737 		switch (operation) {
738 		case SCAN_OPT_BACKUP_BAND0:
739 			iotype = IO_CMD_PAUSE_BAND0_DM_BY_SCAN;
740 			rtlpriv->cfg->ops->set_hw_reg(hw,
741 						      HW_VAR_IO_CMD,
742 						      (u8 *)&iotype);
743 
744 			break;
745 		case SCAN_OPT_RESTORE:
746 			iotype = IO_CMD_RESUME_DM_BY_SCAN;
747 			rtlpriv->cfg->ops->set_hw_reg(hw,
748 						      HW_VAR_IO_CMD,
749 						      (u8 *)&iotype);
750 			break;
751 		default:
752 			pr_err("Unknown Scan Backup operation.\n");
753 			break;
754 		}
755 	}
756 }
757 
rtl8723e_phy_set_bw_mode_callback(struct ieee80211_hw * hw)758 void rtl8723e_phy_set_bw_mode_callback(struct ieee80211_hw *hw)
759 {
760 	struct rtl_priv *rtlpriv = rtl_priv(hw);
761 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
762 	struct rtl_phy *rtlphy = &rtlpriv->phy;
763 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
764 	u8 reg_bw_opmode;
765 	u8 reg_prsr_rsc;
766 
767 	RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE,
768 		 "Switch to %s bandwidth\n",
769 		  rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20 ?
770 		  "20MHz" : "40MHz");
771 
772 	if (is_hal_stop(rtlhal)) {
773 		rtlphy->set_bwmode_inprogress = false;
774 		return;
775 	}
776 
777 	reg_bw_opmode = rtl_read_byte(rtlpriv, REG_BWOPMODE);
778 	reg_prsr_rsc = rtl_read_byte(rtlpriv, REG_RRSR + 2);
779 
780 	switch (rtlphy->current_chan_bw) {
781 	case HT_CHANNEL_WIDTH_20:
782 		reg_bw_opmode |= BW_OPMODE_20MHZ;
783 		rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
784 		break;
785 	case HT_CHANNEL_WIDTH_20_40:
786 		reg_bw_opmode &= ~BW_OPMODE_20MHZ;
787 		rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
788 		reg_prsr_rsc =
789 		    (reg_prsr_rsc & 0x90) | (mac->cur_40_prime_sc << 5);
790 		rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_prsr_rsc);
791 		break;
792 	default:
793 		pr_err("unknown bandwidth: %#X\n",
794 		       rtlphy->current_chan_bw);
795 		break;
796 	}
797 
798 	switch (rtlphy->current_chan_bw) {
799 	case HT_CHANNEL_WIDTH_20:
800 		rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x0);
801 		rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x0);
802 		rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 1);
803 		break;
804 	case HT_CHANNEL_WIDTH_20_40:
805 		rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x1);
806 		rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x1);
807 
808 		rtl_set_bbreg(hw, RCCK0_SYSTEM, BCCK_SIDEBAND,
809 			      (mac->cur_40_prime_sc >> 1));
810 		rtl_set_bbreg(hw, ROFDM1_LSTF, 0xC00, mac->cur_40_prime_sc);
811 		rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 0);
812 
813 		rtl_set_bbreg(hw, 0x818, (BIT(26) | BIT(27)),
814 			      (mac->cur_40_prime_sc ==
815 			       HAL_PRIME_CHNL_OFFSET_LOWER) ? 2 : 1);
816 		break;
817 	default:
818 		pr_err("unknown bandwidth: %#X\n",
819 		       rtlphy->current_chan_bw);
820 		break;
821 	}
822 	rtl8723e_phy_rf6052_set_bandwidth(hw, rtlphy->current_chan_bw);
823 	rtlphy->set_bwmode_inprogress = false;
824 	RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "\n");
825 }
826 
rtl8723e_phy_set_bw_mode(struct ieee80211_hw * hw,enum nl80211_channel_type ch_type)827 void rtl8723e_phy_set_bw_mode(struct ieee80211_hw *hw,
828 			      enum nl80211_channel_type ch_type)
829 {
830 	struct rtl_priv *rtlpriv = rtl_priv(hw);
831 	struct rtl_phy *rtlphy = &rtlpriv->phy;
832 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
833 	u8 tmp_bw = rtlphy->current_chan_bw;
834 
835 	if (rtlphy->set_bwmode_inprogress)
836 		return;
837 	rtlphy->set_bwmode_inprogress = true;
838 	if ((!is_hal_stop(rtlhal)) && !(RT_CANNOT_IO(hw))) {
839 		rtl8723e_phy_set_bw_mode_callback(hw);
840 	} else {
841 		RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
842 			 "false driver sleep or unload\n");
843 		rtlphy->set_bwmode_inprogress = false;
844 		rtlphy->current_chan_bw = tmp_bw;
845 	}
846 }
847 
rtl8723e_phy_sw_chnl_callback(struct ieee80211_hw * hw)848 void rtl8723e_phy_sw_chnl_callback(struct ieee80211_hw *hw)
849 {
850 	struct rtl_priv *rtlpriv = rtl_priv(hw);
851 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
852 	struct rtl_phy *rtlphy = &rtlpriv->phy;
853 	u32 delay;
854 
855 	RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE,
856 		 "switch to channel%d\n", rtlphy->current_channel);
857 	if (is_hal_stop(rtlhal))
858 		return;
859 	do {
860 		if (!rtlphy->sw_chnl_inprogress)
861 			break;
862 		if (!_rtl8723e_phy_sw_chnl_step_by_step
863 		    (hw, rtlphy->current_channel, &rtlphy->sw_chnl_stage,
864 		     &rtlphy->sw_chnl_step, &delay)) {
865 			if (delay > 0)
866 				mdelay(delay);
867 			else
868 				continue;
869 		} else {
870 			rtlphy->sw_chnl_inprogress = false;
871 		}
872 		break;
873 	} while (true);
874 	RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "\n");
875 }
876 
rtl8723e_phy_sw_chnl(struct ieee80211_hw * hw)877 u8 rtl8723e_phy_sw_chnl(struct ieee80211_hw *hw)
878 {
879 	struct rtl_priv *rtlpriv = rtl_priv(hw);
880 	struct rtl_phy *rtlphy = &rtlpriv->phy;
881 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
882 
883 	if (rtlphy->sw_chnl_inprogress)
884 		return 0;
885 	if (rtlphy->set_bwmode_inprogress)
886 		return 0;
887 	WARN_ONCE((rtlphy->current_channel > 14),
888 		  "rtl8723ae: WIRELESS_MODE_G but channel>14");
889 	rtlphy->sw_chnl_inprogress = true;
890 	rtlphy->sw_chnl_stage = 0;
891 	rtlphy->sw_chnl_step = 0;
892 	if (!(is_hal_stop(rtlhal)) && !(RT_CANNOT_IO(hw))) {
893 		rtl8723e_phy_sw_chnl_callback(hw);
894 		RT_TRACE(rtlpriv, COMP_CHAN, DBG_LOUD,
895 			 "sw_chnl_inprogress false schedule workitem\n");
896 		rtlphy->sw_chnl_inprogress = false;
897 	} else {
898 		RT_TRACE(rtlpriv, COMP_CHAN, DBG_LOUD,
899 			 "sw_chnl_inprogress false driver sleep or unload\n");
900 		rtlphy->sw_chnl_inprogress = false;
901 	}
902 	return 1;
903 }
904 
_rtl8723e_phy_sw_rf_seting(struct ieee80211_hw * hw,u8 channel)905 static void _rtl8723e_phy_sw_rf_seting(struct ieee80211_hw *hw, u8 channel)
906 {
907 	struct rtl_priv *rtlpriv = rtl_priv(hw);
908 	struct rtl_phy *rtlphy = &rtlpriv->phy;
909 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
910 
911 	if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version)) {
912 		if (channel == 6 && rtlphy->current_chan_bw ==
913 				HT_CHANNEL_WIDTH_20)
914 			rtl_set_rfreg(hw, RF90_PATH_A, RF_RX_G1,
915 				      MASKDWORD, 0x00255);
916 		else{
917 			u32 backuprf0x1a = (u32)rtl_get_rfreg(hw,
918 					RF90_PATH_A, RF_RX_G1,
919 					RFREG_OFFSET_MASK);
920 			rtl_set_rfreg(hw, RF90_PATH_A, RF_RX_G1,
921 				      MASKDWORD, backuprf0x1a);
922 		}
923 	}
924 }
925 
_rtl8723e_phy_sw_chnl_step_by_step(struct ieee80211_hw * hw,u8 channel,u8 * stage,u8 * step,u32 * delay)926 static bool _rtl8723e_phy_sw_chnl_step_by_step(struct ieee80211_hw *hw,
927 					       u8 channel, u8 *stage, u8 *step,
928 					       u32 *delay)
929 {
930 	struct rtl_priv *rtlpriv = rtl_priv(hw);
931 	struct rtl_phy *rtlphy = &rtlpriv->phy;
932 	struct swchnlcmd precommoncmd[MAX_PRECMD_CNT];
933 	u32 precommoncmdcnt;
934 	struct swchnlcmd postcommoncmd[MAX_POSTCMD_CNT];
935 	u32 postcommoncmdcnt;
936 	struct swchnlcmd rfdependcmd[MAX_RFDEPENDCMD_CNT];
937 	u32 rfdependcmdcnt;
938 	struct swchnlcmd *currentcmd = NULL;
939 	u8 rfpath;
940 	u8 num_total_rfpath = rtlphy->num_total_rfpath;
941 
942 	precommoncmdcnt = 0;
943 	rtl8723_phy_set_sw_chnl_cmdarray(precommoncmd, precommoncmdcnt++,
944 					 MAX_PRECMD_CNT,
945 					 CMDID_SET_TXPOWEROWER_LEVEL, 0, 0, 0);
946 	rtl8723_phy_set_sw_chnl_cmdarray(precommoncmd, precommoncmdcnt++,
947 					 MAX_PRECMD_CNT, CMDID_END, 0, 0, 0);
948 
949 	postcommoncmdcnt = 0;
950 
951 	rtl8723_phy_set_sw_chnl_cmdarray(postcommoncmd, postcommoncmdcnt++,
952 					 MAX_POSTCMD_CNT, CMDID_END, 0, 0, 0);
953 
954 	rfdependcmdcnt = 0;
955 
956 	WARN_ONCE((channel < 1 || channel > 14),
957 		  "rtl8723ae: illegal channel for Zebra: %d\n", channel);
958 
959 	rtl8723_phy_set_sw_chnl_cmdarray(rfdependcmd, rfdependcmdcnt++,
960 					 MAX_RFDEPENDCMD_CNT, CMDID_RF_WRITEREG,
961 					 RF_CHNLBW, channel, 10);
962 
963 	rtl8723_phy_set_sw_chnl_cmdarray(rfdependcmd, rfdependcmdcnt++,
964 					 MAX_RFDEPENDCMD_CNT, CMDID_END, 0, 0,
965 					 0);
966 
967 	do {
968 		switch (*stage) {
969 		case 0:
970 			currentcmd = &precommoncmd[*step];
971 			break;
972 		case 1:
973 			currentcmd = &rfdependcmd[*step];
974 			break;
975 		case 2:
976 			currentcmd = &postcommoncmd[*step];
977 			break;
978 		default:
979 			pr_err("Invalid 'stage' = %d, Check it!\n",
980 			       *stage);
981 			return true;
982 		}
983 
984 		if (currentcmd->cmdid == CMDID_END) {
985 			if ((*stage) == 2) {
986 				return true;
987 			} else {
988 				(*stage)++;
989 				(*step) = 0;
990 				continue;
991 			}
992 		}
993 
994 		switch (currentcmd->cmdid) {
995 		case CMDID_SET_TXPOWEROWER_LEVEL:
996 			rtl8723e_phy_set_txpower_level(hw, channel);
997 			break;
998 		case CMDID_WRITEPORT_ULONG:
999 			rtl_write_dword(rtlpriv, currentcmd->para1,
1000 					currentcmd->para2);
1001 			break;
1002 		case CMDID_WRITEPORT_USHORT:
1003 			rtl_write_word(rtlpriv, currentcmd->para1,
1004 				       (u16) currentcmd->para2);
1005 			break;
1006 		case CMDID_WRITEPORT_UCHAR:
1007 			rtl_write_byte(rtlpriv, currentcmd->para1,
1008 				       (u8) currentcmd->para2);
1009 			break;
1010 		case CMDID_RF_WRITEREG:
1011 			for (rfpath = 0; rfpath < num_total_rfpath; rfpath++) {
1012 				rtlphy->rfreg_chnlval[rfpath] =
1013 				    ((rtlphy->rfreg_chnlval[rfpath] &
1014 				      0xfffffc00) | currentcmd->para2);
1015 
1016 				rtl_set_rfreg(hw, (enum radio_path)rfpath,
1017 					      currentcmd->para1,
1018 					      RFREG_OFFSET_MASK,
1019 					      rtlphy->rfreg_chnlval[rfpath]);
1020 			}
1021 			_rtl8723e_phy_sw_rf_seting(hw, channel);
1022 			break;
1023 		default:
1024 			RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
1025 				 "switch case %#x not processed\n",
1026 				 currentcmd->cmdid);
1027 			break;
1028 		}
1029 
1030 		break;
1031 	} while (true);
1032 
1033 	(*delay) = currentcmd->msdelay;
1034 	(*step)++;
1035 	return false;
1036 }
1037 
_rtl8723e_phy_path_a_iqk(struct ieee80211_hw * hw,bool config_pathb)1038 static u8 _rtl8723e_phy_path_a_iqk(struct ieee80211_hw *hw, bool config_pathb)
1039 {
1040 	u32 reg_eac, reg_e94, reg_e9c, reg_ea4;
1041 	u8 result = 0x00;
1042 
1043 	rtl_set_bbreg(hw, 0xe30, MASKDWORD, 0x10008c1f);
1044 	rtl_set_bbreg(hw, 0xe34, MASKDWORD, 0x10008c1f);
1045 	rtl_set_bbreg(hw, 0xe38, MASKDWORD, 0x82140102);
1046 	rtl_set_bbreg(hw, 0xe3c, MASKDWORD,
1047 		      config_pathb ? 0x28160202 : 0x28160502);
1048 
1049 	if (config_pathb) {
1050 		rtl_set_bbreg(hw, 0xe50, MASKDWORD, 0x10008c22);
1051 		rtl_set_bbreg(hw, 0xe54, MASKDWORD, 0x10008c22);
1052 		rtl_set_bbreg(hw, 0xe58, MASKDWORD, 0x82140102);
1053 		rtl_set_bbreg(hw, 0xe5c, MASKDWORD, 0x28160202);
1054 	}
1055 
1056 	rtl_set_bbreg(hw, 0xe4c, MASKDWORD, 0x001028d1);
1057 	rtl_set_bbreg(hw, 0xe48, MASKDWORD, 0xf9000000);
1058 	rtl_set_bbreg(hw, 0xe48, MASKDWORD, 0xf8000000);
1059 
1060 	mdelay(IQK_DELAY_TIME);
1061 
1062 	reg_eac = rtl_get_bbreg(hw, 0xeac, MASKDWORD);
1063 	reg_e94 = rtl_get_bbreg(hw, 0xe94, MASKDWORD);
1064 	reg_e9c = rtl_get_bbreg(hw, 0xe9c, MASKDWORD);
1065 	reg_ea4 = rtl_get_bbreg(hw, 0xea4, MASKDWORD);
1066 
1067 	if (!(reg_eac & BIT(28)) &&
1068 	    (((reg_e94 & 0x03FF0000) >> 16) != 0x142) &&
1069 	    (((reg_e9c & 0x03FF0000) >> 16) != 0x42))
1070 		result |= 0x01;
1071 	else
1072 		return result;
1073 
1074 	if (!(reg_eac & BIT(27)) &&
1075 	    (((reg_ea4 & 0x03FF0000) >> 16) != 0x132) &&
1076 	    (((reg_eac & 0x03FF0000) >> 16) != 0x36))
1077 		result |= 0x02;
1078 	return result;
1079 }
1080 
_rtl8723e_phy_path_b_iqk(struct ieee80211_hw * hw)1081 static u8 _rtl8723e_phy_path_b_iqk(struct ieee80211_hw *hw)
1082 {
1083 	u32 reg_eac, reg_eb4, reg_ebc, reg_ec4, reg_ecc;
1084 	u8 result = 0x00;
1085 
1086 	rtl_set_bbreg(hw, 0xe60, MASKDWORD, 0x00000002);
1087 	rtl_set_bbreg(hw, 0xe60, MASKDWORD, 0x00000000);
1088 	mdelay(IQK_DELAY_TIME);
1089 	reg_eac = rtl_get_bbreg(hw, 0xeac, MASKDWORD);
1090 	reg_eb4 = rtl_get_bbreg(hw, 0xeb4, MASKDWORD);
1091 	reg_ebc = rtl_get_bbreg(hw, 0xebc, MASKDWORD);
1092 	reg_ec4 = rtl_get_bbreg(hw, 0xec4, MASKDWORD);
1093 	reg_ecc = rtl_get_bbreg(hw, 0xecc, MASKDWORD);
1094 
1095 	if (!(reg_eac & BIT(31)) &&
1096 	    (((reg_eb4 & 0x03FF0000) >> 16) != 0x142) &&
1097 	    (((reg_ebc & 0x03FF0000) >> 16) != 0x42))
1098 		result |= 0x01;
1099 	else
1100 		return result;
1101 	if (!(reg_eac & BIT(30)) &&
1102 	    (((reg_ec4 & 0x03FF0000) >> 16) != 0x132) &&
1103 	    (((reg_ecc & 0x03FF0000) >> 16) != 0x36))
1104 		result |= 0x02;
1105 	return result;
1106 }
1107 
_rtl8723e_phy_simularity_compare(struct ieee80211_hw * hw,long result[][8],u8 c1,u8 c2)1108 static bool _rtl8723e_phy_simularity_compare(struct ieee80211_hw *hw,
1109 					     long result[][8], u8 c1, u8 c2)
1110 {
1111 	u32 i, j, diff, simularity_bitmap, bound;
1112 
1113 	u8 final_candidate[2] = { 0xFF, 0xFF };
1114 	bool bresult = true;
1115 
1116 	bound = 4;
1117 
1118 	simularity_bitmap = 0;
1119 
1120 	for (i = 0; i < bound; i++) {
1121 		diff = (result[c1][i] > result[c2][i]) ?
1122 		    (result[c1][i] - result[c2][i]) :
1123 		    (result[c2][i] - result[c1][i]);
1124 
1125 		if (diff > MAX_TOLERANCE) {
1126 			if ((i == 2 || i == 6) && !simularity_bitmap) {
1127 				if (result[c1][i] + result[c1][i + 1] == 0)
1128 					final_candidate[(i / 4)] = c2;
1129 				else if (result[c2][i] + result[c2][i + 1] == 0)
1130 					final_candidate[(i / 4)] = c1;
1131 				else
1132 					simularity_bitmap = simularity_bitmap |
1133 					    (1 << i);
1134 			} else
1135 				simularity_bitmap =
1136 				    simularity_bitmap | (1 << i);
1137 		}
1138 	}
1139 
1140 	if (simularity_bitmap == 0) {
1141 		for (i = 0; i < (bound / 4); i++) {
1142 			if (final_candidate[i] != 0xFF) {
1143 				for (j = i * 4; j < (i + 1) * 4 - 2; j++)
1144 					result[3][j] =
1145 					    result[final_candidate[i]][j];
1146 				bresult = false;
1147 			}
1148 		}
1149 		return bresult;
1150 	} else if (!(simularity_bitmap & 0x0F)) {
1151 		for (i = 0; i < 4; i++)
1152 			result[3][i] = result[c1][i];
1153 		return false;
1154 	} else {
1155 		return false;
1156 	}
1157 
1158 }
1159 
_rtl8723e_phy_iq_calibrate(struct ieee80211_hw * hw,long result[][8],u8 t,bool is2t)1160 static void _rtl8723e_phy_iq_calibrate(struct ieee80211_hw *hw,
1161 				       long result[][8], u8 t, bool is2t)
1162 {
1163 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1164 	struct rtl_phy *rtlphy = &rtlpriv->phy;
1165 	u32 i;
1166 	u8 patha_ok, pathb_ok;
1167 	u32 adda_reg[IQK_ADDA_REG_NUM] = {
1168 		0x85c, 0xe6c, 0xe70, 0xe74,
1169 		0xe78, 0xe7c, 0xe80, 0xe84,
1170 		0xe88, 0xe8c, 0xed0, 0xed4,
1171 		0xed8, 0xedc, 0xee0, 0xeec
1172 	};
1173 
1174 	u32 iqk_mac_reg[IQK_MAC_REG_NUM] = {
1175 		0x522, 0x550, 0x551, 0x040
1176 	};
1177 
1178 	const u32 retrycount = 2;
1179 
1180 	u32 bbvalue;
1181 
1182 	if (t == 0) {
1183 		bbvalue = rtl_get_bbreg(hw, 0x800, MASKDWORD);
1184 
1185 		rtl8723_save_adda_registers(hw, adda_reg,
1186 					    rtlphy->adda_backup, 16);
1187 		rtl8723_phy_save_mac_registers(hw, iqk_mac_reg,
1188 					       rtlphy->iqk_mac_backup);
1189 	}
1190 	rtl8723_phy_path_adda_on(hw, adda_reg, true, is2t);
1191 	if (t == 0) {
1192 		rtlphy->rfpi_enable = (u8) rtl_get_bbreg(hw,
1193 					RFPGA0_XA_HSSIPARAMETER1,
1194 					BIT(8));
1195 	}
1196 
1197 	if (!rtlphy->rfpi_enable)
1198 		rtl8723_phy_pi_mode_switch(hw, true);
1199 	if (t == 0) {
1200 		rtlphy->reg_c04 = rtl_get_bbreg(hw, 0xc04, MASKDWORD);
1201 		rtlphy->reg_c08 = rtl_get_bbreg(hw, 0xc08, MASKDWORD);
1202 		rtlphy->reg_874 = rtl_get_bbreg(hw, 0x874, MASKDWORD);
1203 	}
1204 	rtl_set_bbreg(hw, 0xc04, MASKDWORD, 0x03a05600);
1205 	rtl_set_bbreg(hw, 0xc08, MASKDWORD, 0x000800e4);
1206 	rtl_set_bbreg(hw, 0x874, MASKDWORD, 0x22204000);
1207 	if (is2t) {
1208 		rtl_set_bbreg(hw, 0x840, MASKDWORD, 0x00010000);
1209 		rtl_set_bbreg(hw, 0x844, MASKDWORD, 0x00010000);
1210 	}
1211 	rtl8723_phy_mac_setting_calibration(hw, iqk_mac_reg,
1212 					    rtlphy->iqk_mac_backup);
1213 	rtl_set_bbreg(hw, 0xb68, MASKDWORD, 0x00080000);
1214 	if (is2t)
1215 		rtl_set_bbreg(hw, 0xb6c, MASKDWORD, 0x00080000);
1216 	rtl_set_bbreg(hw, 0xe28, MASKDWORD, 0x80800000);
1217 	rtl_set_bbreg(hw, 0xe40, MASKDWORD, 0x01007c00);
1218 	rtl_set_bbreg(hw, 0xe44, MASKDWORD, 0x01004800);
1219 	for (i = 0; i < retrycount; i++) {
1220 		patha_ok = _rtl8723e_phy_path_a_iqk(hw, is2t);
1221 		if (patha_ok == 0x03) {
1222 			result[t][0] = (rtl_get_bbreg(hw, 0xe94, MASKDWORD) &
1223 					0x3FF0000) >> 16;
1224 			result[t][1] = (rtl_get_bbreg(hw, 0xe9c, MASKDWORD) &
1225 					0x3FF0000) >> 16;
1226 			result[t][2] = (rtl_get_bbreg(hw, 0xea4, MASKDWORD) &
1227 					0x3FF0000) >> 16;
1228 			result[t][3] = (rtl_get_bbreg(hw, 0xeac, MASKDWORD) &
1229 					0x3FF0000) >> 16;
1230 			break;
1231 		} else if (i == (retrycount - 1) && patha_ok == 0x01)
1232 
1233 			result[t][0] = (rtl_get_bbreg(hw, 0xe94,
1234 						      MASKDWORD) & 0x3FF0000) >>
1235 			    16;
1236 		result[t][1] =
1237 		    (rtl_get_bbreg(hw, 0xe9c, MASKDWORD) & 0x3FF0000) >> 16;
1238 
1239 	}
1240 
1241 	if (is2t) {
1242 		rtl8723_phy_path_a_standby(hw);
1243 		rtl8723_phy_path_adda_on(hw, adda_reg, false, is2t);
1244 		for (i = 0; i < retrycount; i++) {
1245 			pathb_ok = _rtl8723e_phy_path_b_iqk(hw);
1246 			if (pathb_ok == 0x03) {
1247 				result[t][4] = (rtl_get_bbreg(hw,
1248 							      0xeb4,
1249 							      MASKDWORD) &
1250 						0x3FF0000) >> 16;
1251 				result[t][5] =
1252 				    (rtl_get_bbreg(hw, 0xebc, MASKDWORD) &
1253 				     0x3FF0000) >> 16;
1254 				result[t][6] =
1255 				    (rtl_get_bbreg(hw, 0xec4, MASKDWORD) &
1256 				     0x3FF0000) >> 16;
1257 				result[t][7] =
1258 				    (rtl_get_bbreg(hw, 0xecc, MASKDWORD) &
1259 				     0x3FF0000) >> 16;
1260 				break;
1261 			} else if (i == (retrycount - 1) && pathb_ok == 0x01) {
1262 				result[t][4] = (rtl_get_bbreg(hw,
1263 							      0xeb4,
1264 							      MASKDWORD) &
1265 						0x3FF0000) >> 16;
1266 			}
1267 			result[t][5] = (rtl_get_bbreg(hw, 0xebc, MASKDWORD) &
1268 					0x3FF0000) >> 16;
1269 		}
1270 	}
1271 	rtl_set_bbreg(hw, 0xc04, MASKDWORD, rtlphy->reg_c04);
1272 	rtl_set_bbreg(hw, 0x874, MASKDWORD, rtlphy->reg_874);
1273 	rtl_set_bbreg(hw, 0xc08, MASKDWORD, rtlphy->reg_c08);
1274 	rtl_set_bbreg(hw, 0xe28, MASKDWORD, 0);
1275 	rtl_set_bbreg(hw, 0x840, MASKDWORD, 0x00032ed3);
1276 	if (is2t)
1277 		rtl_set_bbreg(hw, 0x844, MASKDWORD, 0x00032ed3);
1278 	if (t != 0) {
1279 		if (!rtlphy->rfpi_enable)
1280 			rtl8723_phy_pi_mode_switch(hw, false);
1281 		rtl8723_phy_reload_adda_registers(hw, adda_reg,
1282 						  rtlphy->adda_backup, 16);
1283 		rtl8723_phy_reload_mac_registers(hw, iqk_mac_reg,
1284 						 rtlphy->iqk_mac_backup);
1285 	}
1286 }
1287 
_rtl8723e_phy_lc_calibrate(struct ieee80211_hw * hw,bool is2t)1288 static void _rtl8723e_phy_lc_calibrate(struct ieee80211_hw *hw, bool is2t)
1289 {
1290 	u8 tmpreg;
1291 	u32 rf_a_mode = 0, rf_b_mode = 0, lc_cal;
1292 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1293 
1294 	tmpreg = rtl_read_byte(rtlpriv, 0xd03);
1295 
1296 	if ((tmpreg & 0x70) != 0)
1297 		rtl_write_byte(rtlpriv, 0xd03, tmpreg & 0x8F);
1298 	else
1299 		rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
1300 
1301 	if ((tmpreg & 0x70) != 0) {
1302 		rf_a_mode = rtl_get_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS);
1303 
1304 		if (is2t)
1305 			rf_b_mode = rtl_get_rfreg(hw, RF90_PATH_B, 0x00,
1306 						  MASK12BITS);
1307 
1308 		rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS,
1309 			      (rf_a_mode & 0x8FFFF) | 0x10000);
1310 
1311 		if (is2t)
1312 			rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
1313 				      (rf_b_mode & 0x8FFFF) | 0x10000);
1314 	}
1315 	lc_cal = rtl_get_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS);
1316 
1317 	rtl_set_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS, lc_cal | 0x08000);
1318 
1319 	mdelay(100);
1320 
1321 	if ((tmpreg & 0x70) != 0) {
1322 		rtl_write_byte(rtlpriv, 0xd03, tmpreg);
1323 		rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS, rf_a_mode);
1324 
1325 		if (is2t)
1326 			rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
1327 				      rf_b_mode);
1328 	} else {
1329 		rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
1330 	}
1331 }
1332 
_rtl8723e_phy_set_rfpath_switch(struct ieee80211_hw * hw,bool bmain,bool is2t)1333 static void _rtl8723e_phy_set_rfpath_switch(struct ieee80211_hw *hw,
1334 					    bool bmain, bool is2t)
1335 {
1336 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
1337 
1338 	if (is_hal_stop(rtlhal)) {
1339 		rtl_set_bbreg(hw, REG_LEDCFG0, BIT(23), 0x01);
1340 		rtl_set_bbreg(hw, RFPGA0_XAB_RFPARAMETER, BIT(13), 0x01);
1341 	}
1342 	if (is2t) {
1343 		if (bmain)
1344 			rtl_set_bbreg(hw, RFPGA0_XB_RFINTERFACEOE,
1345 				      BIT(5) | BIT(6), 0x1);
1346 		else
1347 			rtl_set_bbreg(hw, RFPGA0_XB_RFINTERFACEOE,
1348 				      BIT(5) | BIT(6), 0x2);
1349 	} else {
1350 		if (bmain)
1351 			rtl_set_bbreg(hw, RFPGA0_XA_RFINTERFACEOE, 0x300, 0x2);
1352 		else
1353 			rtl_set_bbreg(hw, RFPGA0_XA_RFINTERFACEOE, 0x300, 0x1);
1354 
1355 	}
1356 
1357 }
1358 
1359 #undef IQK_ADDA_REG_NUM
1360 #undef IQK_DELAY_TIME
1361 
rtl8723e_phy_iq_calibrate(struct ieee80211_hw * hw,bool b_recovery)1362 void rtl8723e_phy_iq_calibrate(struct ieee80211_hw *hw, bool b_recovery)
1363 {
1364 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1365 	struct rtl_phy *rtlphy = &rtlpriv->phy;
1366 
1367 	long result[4][8];
1368 	u8 i, final_candidate;
1369 	bool b_patha_ok, b_pathb_ok;
1370 	long reg_e94, reg_e9c, reg_ea4, reg_eac, reg_eb4, reg_ebc, reg_ec4,
1371 	    reg_ecc, reg_tmp = 0;
1372 	bool is12simular, is13simular, is23simular;
1373 	u32 iqk_bb_reg[10] = {
1374 		ROFDM0_XARXIQIMBALANCE,
1375 		ROFDM0_XBRXIQIMBALANCE,
1376 		ROFDM0_ECCATHRESHOLD,
1377 		ROFDM0_AGCRSSITABLE,
1378 		ROFDM0_XATXIQIMBALANCE,
1379 		ROFDM0_XBTXIQIMBALANCE,
1380 		ROFDM0_XCTXIQIMBALANCE,
1381 		ROFDM0_XCTXAFE,
1382 		ROFDM0_XDTXAFE,
1383 		ROFDM0_RXIQEXTANTA
1384 	};
1385 
1386 	if (b_recovery) {
1387 		rtl8723_phy_reload_adda_registers(hw,
1388 						  iqk_bb_reg,
1389 						  rtlphy->iqk_bb_backup, 10);
1390 		return;
1391 	}
1392 	for (i = 0; i < 8; i++) {
1393 		result[0][i] = 0;
1394 		result[1][i] = 0;
1395 		result[2][i] = 0;
1396 		result[3][i] = 0;
1397 	}
1398 	final_candidate = 0xff;
1399 	b_patha_ok = false;
1400 	b_pathb_ok = false;
1401 	is12simular = false;
1402 	is23simular = false;
1403 	is13simular = false;
1404 	for (i = 0; i < 3; i++) {
1405 		_rtl8723e_phy_iq_calibrate(hw, result, i, false);
1406 		if (i == 1) {
1407 			is12simular =
1408 			  _rtl8723e_phy_simularity_compare(hw, result, 0, 1);
1409 			if (is12simular) {
1410 				final_candidate = 0;
1411 				break;
1412 			}
1413 		}
1414 		if (i == 2) {
1415 			is13simular =
1416 			  _rtl8723e_phy_simularity_compare(hw, result, 0, 2);
1417 			if (is13simular) {
1418 				final_candidate = 0;
1419 				break;
1420 			}
1421 			is23simular =
1422 			  _rtl8723e_phy_simularity_compare(hw, result, 1, 2);
1423 			if (is23simular)
1424 				final_candidate = 1;
1425 			else {
1426 				for (i = 0; i < 8; i++)
1427 					reg_tmp += result[3][i];
1428 
1429 				if (reg_tmp != 0)
1430 					final_candidate = 3;
1431 				else
1432 					final_candidate = 0xFF;
1433 			}
1434 		}
1435 	}
1436 	for (i = 0; i < 4; i++) {
1437 		reg_e94 = result[i][0];
1438 		reg_e9c = result[i][1];
1439 		reg_ea4 = result[i][2];
1440 		reg_eac = result[i][3];
1441 		reg_eb4 = result[i][4];
1442 		reg_ebc = result[i][5];
1443 		reg_ec4 = result[i][6];
1444 		reg_ecc = result[i][7];
1445 	}
1446 	if (final_candidate != 0xff) {
1447 		rtlphy->reg_e94 = reg_e94 = result[final_candidate][0];
1448 		rtlphy->reg_e9c = reg_e9c = result[final_candidate][1];
1449 		reg_ea4 = result[final_candidate][2];
1450 		reg_eac = result[final_candidate][3];
1451 		rtlphy->reg_eb4 = reg_eb4 = result[final_candidate][4];
1452 		rtlphy->reg_ebc = reg_ebc = result[final_candidate][5];
1453 		reg_ec4 = result[final_candidate][6];
1454 		reg_ecc = result[final_candidate][7];
1455 		b_patha_ok = true;
1456 		b_pathb_ok = true;
1457 	} else {
1458 		rtlphy->reg_e94 = rtlphy->reg_eb4 = 0x100;
1459 		rtlphy->reg_e9c = rtlphy->reg_ebc = 0x0;
1460 	}
1461 	if (reg_e94 != 0)
1462 		rtl8723_phy_path_a_fill_iqk_matrix(hw, b_patha_ok, result,
1463 						   final_candidate,
1464 						   (reg_ea4 == 0));
1465 	rtl8723_save_adda_registers(hw, iqk_bb_reg,
1466 				    rtlphy->iqk_bb_backup, 10);
1467 }
1468 
rtl8723e_phy_lc_calibrate(struct ieee80211_hw * hw)1469 void rtl8723e_phy_lc_calibrate(struct ieee80211_hw *hw)
1470 {
1471 	_rtl8723e_phy_lc_calibrate(hw, false);
1472 }
1473 
rtl8723e_phy_set_rfpath_switch(struct ieee80211_hw * hw,bool bmain)1474 void rtl8723e_phy_set_rfpath_switch(struct ieee80211_hw *hw, bool bmain)
1475 {
1476 	_rtl8723e_phy_set_rfpath_switch(hw, bmain, false);
1477 }
1478 
rtl8723e_phy_set_io_cmd(struct ieee80211_hw * hw,enum io_type iotype)1479 bool rtl8723e_phy_set_io_cmd(struct ieee80211_hw *hw, enum io_type iotype)
1480 {
1481 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1482 	struct rtl_phy *rtlphy = &rtlpriv->phy;
1483 	bool postprocessing = false;
1484 
1485 	RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE,
1486 		 "-->IO Cmd(%#x), set_io_inprogress(%d)\n",
1487 		  iotype, rtlphy->set_io_inprogress);
1488 	do {
1489 		switch (iotype) {
1490 		case IO_CMD_RESUME_DM_BY_SCAN:
1491 			RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE,
1492 				 "[IO CMD] Resume DM after scan.\n");
1493 			postprocessing = true;
1494 			break;
1495 		case IO_CMD_PAUSE_BAND0_DM_BY_SCAN:
1496 			RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE,
1497 				 "[IO CMD] Pause DM before scan.\n");
1498 			postprocessing = true;
1499 			break;
1500 		default:
1501 			RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
1502 				 "switch case %#x not processed\n", iotype);
1503 			break;
1504 		}
1505 	} while (false);
1506 	if (postprocessing && !rtlphy->set_io_inprogress) {
1507 		rtlphy->set_io_inprogress = true;
1508 		rtlphy->current_io_type = iotype;
1509 	} else {
1510 		return false;
1511 	}
1512 	rtl8723e_phy_set_io(hw);
1513 	RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE, "IO Type(%#x)\n", iotype);
1514 	return true;
1515 }
1516 
rtl8723e_phy_set_io(struct ieee80211_hw * hw)1517 static void rtl8723e_phy_set_io(struct ieee80211_hw *hw)
1518 {
1519 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1520 	struct rtl_phy *rtlphy = &rtlpriv->phy;
1521 	struct dig_t *dm_digtable = &rtlpriv->dm_digtable;
1522 
1523 	RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE,
1524 		 "--->Cmd(%#x), set_io_inprogress(%d)\n",
1525 		  rtlphy->current_io_type, rtlphy->set_io_inprogress);
1526 	switch (rtlphy->current_io_type) {
1527 	case IO_CMD_RESUME_DM_BY_SCAN:
1528 		dm_digtable->cur_igvalue = rtlphy->initgain_backup.xaagccore1;
1529 		rtl8723e_dm_write_dig(hw);
1530 		rtl8723e_phy_set_txpower_level(hw, rtlphy->current_channel);
1531 		break;
1532 	case IO_CMD_PAUSE_BAND0_DM_BY_SCAN:
1533 		rtlphy->initgain_backup.xaagccore1 = dm_digtable->cur_igvalue;
1534 		dm_digtable->cur_igvalue = 0x17;
1535 		rtl8723e_dm_write_dig(hw);
1536 		break;
1537 	default:
1538 		RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
1539 			 "switch case %#x not processed\n",
1540 			 rtlphy->current_io_type);
1541 		break;
1542 	}
1543 	rtlphy->set_io_inprogress = false;
1544 	RT_TRACE(rtlpriv, COMP_CMD, DBG_TRACE,
1545 		 "(%#x)\n", rtlphy->current_io_type);
1546 }
1547 
rtl8723e_phy_set_rf_on(struct ieee80211_hw * hw)1548 static void rtl8723e_phy_set_rf_on(struct ieee80211_hw *hw)
1549 {
1550 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1551 
1552 	rtl_write_byte(rtlpriv, REG_SPS0_CTRL, 0x2b);
1553 	rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE3);
1554 	rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x00);
1555 	rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
1556 	rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE3);
1557 	rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
1558 }
1559 
_rtl8723e_phy_set_rf_sleep(struct ieee80211_hw * hw)1560 static void _rtl8723e_phy_set_rf_sleep(struct ieee80211_hw *hw)
1561 {
1562 	u32 u4b_tmp;
1563 	u8 delay = 5;
1564 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1565 
1566 	rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
1567 	rtl_set_rfreg(hw, RF90_PATH_A, 0x00, RFREG_OFFSET_MASK, 0x00);
1568 	rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x40);
1569 	u4b_tmp = rtl_get_rfreg(hw, RF90_PATH_A, 0, RFREG_OFFSET_MASK);
1570 	while (u4b_tmp != 0 && delay > 0) {
1571 		rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x0);
1572 		rtl_set_rfreg(hw, RF90_PATH_A, 0x00, RFREG_OFFSET_MASK, 0x00);
1573 		rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x40);
1574 		u4b_tmp = rtl_get_rfreg(hw, RF90_PATH_A, 0, RFREG_OFFSET_MASK);
1575 		delay--;
1576 	}
1577 	if (delay == 0) {
1578 		rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x00);
1579 		rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
1580 		rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE3);
1581 		rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
1582 		RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
1583 			 "Switch RF timeout !!!.\n");
1584 		return;
1585 	}
1586 	rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
1587 	rtl_write_byte(rtlpriv, REG_SPS0_CTRL, 0x22);
1588 }
1589 
_rtl8723e_phy_set_rf_power_state(struct ieee80211_hw * hw,enum rf_pwrstate rfpwr_state)1590 static bool _rtl8723e_phy_set_rf_power_state(struct ieee80211_hw *hw,
1591 					     enum rf_pwrstate rfpwr_state)
1592 {
1593 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1594 	struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
1595 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1596 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
1597 	bool bresult = true;
1598 	u8 i, queue_id;
1599 	struct rtl8192_tx_ring *ring = NULL;
1600 
1601 	switch (rfpwr_state) {
1602 	case ERFON:
1603 		if ((ppsc->rfpwr_state == ERFOFF) &&
1604 		    RT_IN_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC)) {
1605 			bool rtstatus;
1606 			u32 initializecount = 0;
1607 
1608 			do {
1609 				initializecount++;
1610 				RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
1611 					 "IPS Set eRf nic enable\n");
1612 				rtstatus = rtl_ps_enable_nic(hw);
1613 			} while (!rtstatus && (initializecount < 10));
1614 			RT_CLEAR_PS_LEVEL(ppsc,
1615 					  RT_RF_OFF_LEVL_HALT_NIC);
1616 		} else {
1617 			RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
1618 				 "Set ERFON sleeped:%d ms\n",
1619 				  jiffies_to_msecs(jiffies -
1620 						   ppsc->
1621 						   last_sleep_jiffies));
1622 			ppsc->last_awake_jiffies = jiffies;
1623 			rtl8723e_phy_set_rf_on(hw);
1624 		}
1625 		if (mac->link_state == MAC80211_LINKED) {
1626 			rtlpriv->cfg->ops->led_control(hw,
1627 						       LED_CTL_LINK);
1628 		} else {
1629 			rtlpriv->cfg->ops->led_control(hw,
1630 						       LED_CTL_NO_LINK);
1631 		}
1632 		break;
1633 	case ERFOFF:
1634 		if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_HALT_NIC) {
1635 			RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
1636 				 "IPS Set eRf nic disable\n");
1637 			rtl_ps_disable_nic(hw);
1638 			RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
1639 		} else {
1640 			if (ppsc->rfoff_reason == RF_CHANGE_BY_IPS) {
1641 				rtlpriv->cfg->ops->led_control(hw,
1642 						LED_CTL_NO_LINK);
1643 			} else {
1644 				rtlpriv->cfg->ops->led_control(hw,
1645 						LED_CTL_POWER_OFF);
1646 			}
1647 		}
1648 		break;
1649 	case ERFSLEEP:
1650 		if (ppsc->rfpwr_state == ERFOFF)
1651 			break;
1652 		for (queue_id = 0, i = 0;
1653 		     queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) {
1654 			ring = &pcipriv->dev.tx_ring[queue_id];
1655 			if (queue_id == BEACON_QUEUE ||
1656 			    skb_queue_len(&ring->queue) == 0) {
1657 				queue_id++;
1658 				continue;
1659 			} else {
1660 				RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
1661 					 "eRf Off/Sleep: %d times TcbBusyQueue[%d] =%d before doze!\n",
1662 					 (i + 1), queue_id,
1663 					 skb_queue_len(&ring->queue));
1664 
1665 				udelay(10);
1666 				i++;
1667 			}
1668 			if (i >= MAX_DOZE_WAITING_TIMES_9x) {
1669 				RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
1670 					 "ERFSLEEP: %d times TcbBusyQueue[%d] = %d !\n",
1671 					  MAX_DOZE_WAITING_TIMES_9x,
1672 					  queue_id,
1673 					  skb_queue_len(&ring->queue));
1674 				break;
1675 			}
1676 		}
1677 		RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
1678 			 "Set ERFSLEEP awaked:%d ms\n",
1679 			  jiffies_to_msecs(jiffies -
1680 					   ppsc->last_awake_jiffies));
1681 		ppsc->last_sleep_jiffies = jiffies;
1682 		_rtl8723e_phy_set_rf_sleep(hw);
1683 		break;
1684 	default:
1685 		RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
1686 			 "switch case %#x not processed\n", rfpwr_state);
1687 		bresult = false;
1688 		break;
1689 	}
1690 	if (bresult)
1691 		ppsc->rfpwr_state = rfpwr_state;
1692 	return bresult;
1693 }
1694 
rtl8723e_phy_set_rf_power_state(struct ieee80211_hw * hw,enum rf_pwrstate rfpwr_state)1695 bool rtl8723e_phy_set_rf_power_state(struct ieee80211_hw *hw,
1696 				     enum rf_pwrstate rfpwr_state)
1697 {
1698 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
1699 
1700 	bool bresult = false;
1701 
1702 	if (rfpwr_state == ppsc->rfpwr_state)
1703 		return bresult;
1704 	bresult = _rtl8723e_phy_set_rf_power_state(hw, rfpwr_state);
1705 	return bresult;
1706 }
1707