xref: /linux/drivers/net/wireless/realtek/rtlwifi/rtl8192d/hw_common.c (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800)
1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2012  Realtek Corporation.*/
3 
4 #include "../wifi.h"
5 #include "../base.h"
6 #include "../cam.h"
7 #include "../efuse.h"
8 #include "../pci.h"
9 #include "../regd.h"
10 #include "def.h"
11 #include "reg.h"
12 #include "dm_common.h"
13 #include "fw_common.h"
14 #include "hw_common.h"
15 #include "phy_common.h"
16 
rtl92d_stop_tx_beacon(struct ieee80211_hw * hw)17 void rtl92d_stop_tx_beacon(struct ieee80211_hw *hw)
18 {
19 	struct rtl_priv *rtlpriv = rtl_priv(hw);
20 	u8 tmp1byte;
21 
22 	tmp1byte = rtl_read_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2);
23 	rtl_write_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2, tmp1byte & (~BIT(6)));
24 	rtl_write_byte(rtlpriv, REG_BCN_MAX_ERR, 0xff);
25 	rtl_write_byte(rtlpriv, REG_TBTT_PROHIBIT + 1, 0x64);
26 	tmp1byte = rtl_read_byte(rtlpriv, REG_TBTT_PROHIBIT + 2);
27 	tmp1byte &= ~(BIT(0));
28 	rtl_write_byte(rtlpriv, REG_TBTT_PROHIBIT + 2, tmp1byte);
29 }
30 EXPORT_SYMBOL_GPL(rtl92d_stop_tx_beacon);
31 
rtl92d_resume_tx_beacon(struct ieee80211_hw * hw)32 void rtl92d_resume_tx_beacon(struct ieee80211_hw *hw)
33 {
34 	struct rtl_priv *rtlpriv = rtl_priv(hw);
35 	u8 tmp1byte;
36 
37 	tmp1byte = rtl_read_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2);
38 	rtl_write_byte(rtlpriv, REG_FWHW_TXQ_CTRL + 2, tmp1byte | BIT(6));
39 	rtl_write_byte(rtlpriv, REG_BCN_MAX_ERR, 0x0a);
40 	rtl_write_byte(rtlpriv, REG_TBTT_PROHIBIT + 1, 0xff);
41 	tmp1byte = rtl_read_byte(rtlpriv, REG_TBTT_PROHIBIT + 2);
42 	tmp1byte |= BIT(0);
43 	rtl_write_byte(rtlpriv, REG_TBTT_PROHIBIT + 2, tmp1byte);
44 }
45 EXPORT_SYMBOL_GPL(rtl92d_resume_tx_beacon);
46 
rtl92d_get_hw_reg(struct ieee80211_hw * hw,u8 variable,u8 * val)47 void rtl92d_get_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val)
48 {
49 	struct rtl_priv *rtlpriv = rtl_priv(hw);
50 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
51 
52 	switch (variable) {
53 	case HW_VAR_RF_STATE:
54 		*((enum rf_pwrstate *)(val)) = ppsc->rfpwr_state;
55 		break;
56 	case HW_VAR_FWLPS_RF_ON:{
57 		enum rf_pwrstate rfstate;
58 		u32 val_rcr;
59 
60 		rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RF_STATE,
61 					      (u8 *)(&rfstate));
62 		if (rfstate == ERFOFF) {
63 			*((bool *)(val)) = true;
64 		} else {
65 			val_rcr = rtl_read_dword(rtlpriv, REG_RCR);
66 			val_rcr &= 0x00070000;
67 			if (val_rcr)
68 				*((bool *)(val)) = false;
69 			else
70 				*((bool *)(val)) = true;
71 		}
72 		break;
73 	}
74 	case HW_VAR_FW_PSMODE_STATUS:
75 		*((bool *)(val)) = ppsc->fw_current_inpsmode;
76 		break;
77 	case HW_VAR_CORRECT_TSF:{
78 		u64 tsf;
79 		u32 *ptsf_low = (u32 *)&tsf;
80 		u32 *ptsf_high = ((u32 *)&tsf) + 1;
81 
82 		*ptsf_high = rtl_read_dword(rtlpriv, (REG_TSFTR + 4));
83 		*ptsf_low = rtl_read_dword(rtlpriv, REG_TSFTR);
84 		*((u64 *)(val)) = tsf;
85 		break;
86 	}
87 	case HW_VAR_INT_MIGRATION:
88 		*((bool *)(val)) = rtlpriv->dm.interrupt_migration;
89 		break;
90 	case HW_VAR_INT_AC:
91 		*((bool *)(val)) = rtlpriv->dm.disable_tx_int;
92 		break;
93 	case HAL_DEF_WOWLAN:
94 		break;
95 	default:
96 		pr_err("switch case %#x not processed\n", variable);
97 		break;
98 	}
99 }
100 EXPORT_SYMBOL_GPL(rtl92d_get_hw_reg);
101 
rtl92d_set_hw_reg(struct ieee80211_hw * hw,u8 variable,u8 * val)102 void rtl92d_set_hw_reg(struct ieee80211_hw *hw, u8 variable, u8 *val)
103 {
104 	struct rtl_priv *rtlpriv = rtl_priv(hw);
105 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
106 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
107 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
108 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
109 	u8 idx;
110 
111 	switch (variable) {
112 	case HW_VAR_ETHER_ADDR:
113 		for (idx = 0; idx < ETH_ALEN; idx++) {
114 			rtl_write_byte(rtlpriv, (REG_MACID + idx),
115 				       val[idx]);
116 		}
117 		break;
118 	case HW_VAR_BASIC_RATE: {
119 		u16 rate_cfg = ((u16 *)val)[0];
120 		u8 rate_index = 0;
121 
122 		rate_cfg = rate_cfg & 0x15f;
123 		if (mac->vendor == PEER_CISCO &&
124 		    ((rate_cfg & 0x150) == 0))
125 			rate_cfg |= 0x01;
126 		rtl_write_byte(rtlpriv, REG_RRSR, rate_cfg & 0xff);
127 		rtl_write_byte(rtlpriv, REG_RRSR + 1,
128 			       (rate_cfg >> 8) & 0xff);
129 		while (rate_cfg > 0x1) {
130 			rate_cfg = (rate_cfg >> 1);
131 			rate_index++;
132 		}
133 		if (rtlhal->fw_version > 0xe)
134 			rtl_write_byte(rtlpriv, REG_INIRTS_RATE_SEL,
135 				       rate_index);
136 		break;
137 	}
138 	case HW_VAR_BSSID:
139 		for (idx = 0; idx < ETH_ALEN; idx++) {
140 			rtl_write_byte(rtlpriv, (REG_BSSID + idx),
141 				       val[idx]);
142 		}
143 		break;
144 	case HW_VAR_SIFS:
145 		rtl_write_byte(rtlpriv, REG_SIFS_CTX + 1, val[0]);
146 		rtl_write_byte(rtlpriv, REG_SIFS_TRX + 1, val[1]);
147 		rtl_write_byte(rtlpriv, REG_SPEC_SIFS + 1, val[0]);
148 		rtl_write_byte(rtlpriv, REG_MAC_SPEC_SIFS + 1, val[0]);
149 		if (!mac->ht_enable)
150 			rtl_write_word(rtlpriv, REG_RESP_SIFS_OFDM,
151 				       0x0e0e);
152 		else
153 			rtl_write_word(rtlpriv, REG_RESP_SIFS_OFDM,
154 				       *((u16 *)val));
155 		break;
156 	case HW_VAR_SLOT_TIME: {
157 		u8 e_aci;
158 
159 		rtl_dbg(rtlpriv, COMP_MLME, DBG_LOUD,
160 			"HW_VAR_SLOT_TIME %x\n", val[0]);
161 		rtl_write_byte(rtlpriv, REG_SLOT, val[0]);
162 		for (e_aci = 0; e_aci < AC_MAX; e_aci++)
163 			rtlpriv->cfg->ops->set_hw_reg(hw,
164 						      HW_VAR_AC_PARAM,
165 						      (&e_aci));
166 		break;
167 	}
168 	case HW_VAR_ACK_PREAMBLE: {
169 		u8 reg_tmp;
170 		u8 short_preamble = (bool)(*val);
171 
172 		reg_tmp = (mac->cur_40_prime_sc) << 5;
173 		if (short_preamble)
174 			reg_tmp |= 0x80;
175 		rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_tmp);
176 		break;
177 	}
178 	case HW_VAR_AMPDU_MIN_SPACE: {
179 		u8 min_spacing_to_set;
180 
181 		min_spacing_to_set = *val;
182 		if (min_spacing_to_set <= 7) {
183 			mac->min_space_cfg = ((mac->min_space_cfg & 0xf8) |
184 					      min_spacing_to_set);
185 			*val = min_spacing_to_set;
186 			rtl_dbg(rtlpriv, COMP_MLME, DBG_LOUD,
187 				"Set HW_VAR_AMPDU_MIN_SPACE: %#x\n",
188 				mac->min_space_cfg);
189 			rtl_write_byte(rtlpriv, REG_AMPDU_MIN_SPACE,
190 				       mac->min_space_cfg);
191 		}
192 		break;
193 	}
194 	case HW_VAR_SHORTGI_DENSITY: {
195 		u8 density_to_set;
196 
197 		density_to_set = *val;
198 		mac->min_space_cfg = rtlpriv->rtlhal.minspace_cfg;
199 		mac->min_space_cfg |= (density_to_set << 3);
200 		rtl_dbg(rtlpriv, COMP_MLME, DBG_LOUD,
201 			"Set HW_VAR_SHORTGI_DENSITY: %#x\n",
202 			mac->min_space_cfg);
203 		rtl_write_byte(rtlpriv, REG_AMPDU_MIN_SPACE,
204 			       mac->min_space_cfg);
205 		break;
206 	}
207 	case HW_VAR_AMPDU_FACTOR: {
208 		u8 factor_toset;
209 		u32 regtoset;
210 		u8 *ptmp_byte = NULL;
211 		u8 index;
212 
213 		if (rtlhal->macphymode == DUALMAC_DUALPHY)
214 			regtoset = 0xb9726641;
215 		else if (rtlhal->macphymode == DUALMAC_SINGLEPHY)
216 			regtoset = 0x66626641;
217 		else
218 			regtoset = 0xb972a841;
219 		factor_toset = *val;
220 		if (factor_toset <= 3) {
221 			factor_toset = (1 << (factor_toset + 2));
222 			if (factor_toset > 0xf)
223 				factor_toset = 0xf;
224 			for (index = 0; index < 4; index++) {
225 				ptmp_byte = (u8 *)(&regtoset) + index;
226 				if ((*ptmp_byte & 0xf0) >
227 				    (factor_toset << 4))
228 					*ptmp_byte = (*ptmp_byte & 0x0f)
229 						 | (factor_toset << 4);
230 				if ((*ptmp_byte & 0x0f) > factor_toset)
231 					*ptmp_byte = (*ptmp_byte & 0xf0)
232 						     | (factor_toset);
233 			}
234 			rtl_write_dword(rtlpriv, REG_AGGLEN_LMT, regtoset);
235 			rtl_dbg(rtlpriv, COMP_MLME, DBG_LOUD,
236 				"Set HW_VAR_AMPDU_FACTOR: %#x\n",
237 				factor_toset);
238 		}
239 		break;
240 	}
241 	case HW_VAR_RETRY_LIMIT: {
242 		u8 retry_limit = val[0];
243 
244 		rtl_write_word(rtlpriv, REG_RL,
245 			       retry_limit << RETRY_LIMIT_SHORT_SHIFT |
246 			       retry_limit << RETRY_LIMIT_LONG_SHIFT);
247 		break;
248 	}
249 	case HW_VAR_DUAL_TSF_RST:
250 		rtl_write_byte(rtlpriv, REG_DUAL_TSF_RST, (BIT(0) | BIT(1)));
251 		break;
252 	case HW_VAR_EFUSE_BYTES:
253 		rtlefuse->efuse_usedbytes = *((u16 *)val);
254 		break;
255 	case HW_VAR_EFUSE_USAGE:
256 		rtlefuse->efuse_usedpercentage = *val;
257 		break;
258 	case HW_VAR_IO_CMD:
259 		rtl92d_phy_set_io_cmd(hw, (*(enum io_type *)val));
260 		break;
261 	case HW_VAR_WPA_CONFIG:
262 		rtl_write_byte(rtlpriv, REG_SECCFG, *val);
263 		break;
264 	case HW_VAR_SET_RPWM:
265 		rtl92d_fill_h2c_cmd(hw, H2C_PWRM, 1, (val));
266 		break;
267 	case HW_VAR_H2C_FW_PWRMODE:
268 		break;
269 	case HW_VAR_FW_PSMODE_STATUS:
270 		ppsc->fw_current_inpsmode = *((bool *)val);
271 		break;
272 	case HW_VAR_AID: {
273 		u16 u2btmp;
274 
275 		u2btmp = rtl_read_word(rtlpriv, REG_BCN_PSR_RPT);
276 		u2btmp &= 0xC000;
277 		rtl_write_word(rtlpriv, REG_BCN_PSR_RPT, (u2btmp |
278 			       mac->assoc_id));
279 		break;
280 	}
281 	default:
282 		pr_err("switch case %#x not processed\n", variable);
283 		break;
284 	}
285 }
286 EXPORT_SYMBOL_GPL(rtl92d_set_hw_reg);
287 
rtl92d_llt_write(struct ieee80211_hw * hw,u32 address,u32 data)288 bool rtl92d_llt_write(struct ieee80211_hw *hw, u32 address, u32 data)
289 {
290 	struct rtl_priv *rtlpriv = rtl_priv(hw);
291 	bool status = true;
292 	long count = 0;
293 	u32 value = _LLT_INIT_ADDR(address) |
294 	    _LLT_INIT_DATA(data) | _LLT_OP(_LLT_WRITE_ACCESS);
295 
296 	rtl_write_dword(rtlpriv, REG_LLT_INIT, value);
297 	do {
298 		value = rtl_read_dword(rtlpriv, REG_LLT_INIT);
299 		if (_LLT_OP_VALUE(value) == _LLT_NO_ACTIVE)
300 			break;
301 		if (count > POLLING_LLT_THRESHOLD) {
302 			pr_err("Failed to polling write LLT done at address %d!\n",
303 			       address);
304 			status = false;
305 			break;
306 		}
307 	} while (++count);
308 	return status;
309 }
310 EXPORT_SYMBOL_GPL(rtl92d_llt_write);
311 
rtl92d_enable_hw_security_config(struct ieee80211_hw * hw)312 void rtl92d_enable_hw_security_config(struct ieee80211_hw *hw)
313 {
314 	struct rtl_priv *rtlpriv = rtl_priv(hw);
315 	u8 sec_reg_value;
316 
317 	rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
318 		"PairwiseEncAlgorithm = %d GroupEncAlgorithm = %d\n",
319 		rtlpriv->sec.pairwise_enc_algorithm,
320 		rtlpriv->sec.group_enc_algorithm);
321 	if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) {
322 		rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
323 			"not open hw encryption\n");
324 		return;
325 	}
326 	sec_reg_value = SCR_TXENCENABLE | SCR_RXENCENABLE;
327 	if (rtlpriv->sec.use_defaultkey) {
328 		sec_reg_value |= SCR_TXUSEDK;
329 		sec_reg_value |= SCR_RXUSEDK;
330 	}
331 	sec_reg_value |= (SCR_RXBCUSEDK | SCR_TXBCUSEDK);
332 	rtl_write_byte(rtlpriv, REG_CR + 1, 0x02);
333 	rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD,
334 		"The SECR-value %x\n", sec_reg_value);
335 	rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_WPA_CONFIG, &sec_reg_value);
336 }
337 EXPORT_SYMBOL_GPL(rtl92d_enable_hw_security_config);
338 
339 /* don't set REG_EDCA_BE_PARAM here because
340  * mac80211 will send pkt when scan
341  */
rtl92d_set_qos(struct ieee80211_hw * hw,int aci)342 void rtl92d_set_qos(struct ieee80211_hw *hw, int aci)
343 {
344 	rtl92d_dm_init_edca_turbo(hw);
345 }
346 EXPORT_SYMBOL_GPL(rtl92d_set_qos);
347 
_rtl92d_read_chip_version(struct ieee80211_hw * hw)348 static enum version_8192d _rtl92d_read_chip_version(struct ieee80211_hw *hw)
349 {
350 	struct rtl_priv *rtlpriv = rtl_priv(hw);
351 	enum version_8192d version = VERSION_NORMAL_CHIP_92D_SINGLEPHY;
352 	u32 value32;
353 
354 	value32 = rtl_read_dword(rtlpriv, REG_SYS_CFG);
355 	if (!(value32 & 0x000f0000)) {
356 		version = VERSION_TEST_CHIP_92D_SINGLEPHY;
357 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "TEST CHIP!!!\n");
358 	} else {
359 		version = VERSION_NORMAL_CHIP_92D_SINGLEPHY;
360 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "Normal CHIP!!!\n");
361 	}
362 	return version;
363 }
364 
_rtl92d_readpowervalue_fromprom(struct txpower_info * pwrinfo,u8 * efuse,bool autoloadfail)365 static void _rtl92d_readpowervalue_fromprom(struct txpower_info *pwrinfo,
366 					    u8 *efuse, bool autoloadfail)
367 {
368 	u32 rfpath, eeaddr, group, offset, offset1, offset2;
369 	u8 i, val8;
370 
371 	memset(pwrinfo, 0, sizeof(struct txpower_info));
372 	if (autoloadfail) {
373 		for (group = 0; group < CHANNEL_GROUP_MAX; group++) {
374 			for (rfpath = 0; rfpath < RF6052_MAX_PATH; rfpath++) {
375 				if (group < CHANNEL_GROUP_MAX_2G) {
376 					pwrinfo->cck_index[rfpath][group] =
377 					    EEPROM_DEFAULT_TXPOWERLEVEL_2G;
378 					pwrinfo->ht40_1sindex[rfpath][group] =
379 					    EEPROM_DEFAULT_TXPOWERLEVEL_2G;
380 				} else {
381 					pwrinfo->ht40_1sindex[rfpath][group] =
382 					    EEPROM_DEFAULT_TXPOWERLEVEL_5G;
383 				}
384 				pwrinfo->ht40_2sindexdiff[rfpath][group] =
385 				    EEPROM_DEFAULT_HT40_2SDIFF;
386 				pwrinfo->ht20indexdiff[rfpath][group] =
387 				    EEPROM_DEFAULT_HT20_DIFF;
388 				pwrinfo->ofdmindexdiff[rfpath][group] =
389 				    EEPROM_DEFAULT_LEGACYHTTXPOWERDIFF;
390 				pwrinfo->ht40maxoffset[rfpath][group] =
391 				    EEPROM_DEFAULT_HT40_PWRMAXOFFSET;
392 				pwrinfo->ht20maxoffset[rfpath][group] =
393 				    EEPROM_DEFAULT_HT20_PWRMAXOFFSET;
394 			}
395 		}
396 		for (i = 0; i < 3; i++) {
397 			pwrinfo->tssi_a[i] = EEPROM_DEFAULT_TSSI;
398 			pwrinfo->tssi_b[i] = EEPROM_DEFAULT_TSSI;
399 		}
400 		return;
401 	}
402 
403 	/* Maybe autoload OK,buf the tx power index value is not filled.
404 	 * If we find it, we set it to default value.
405 	 */
406 	for (rfpath = 0; rfpath < RF6052_MAX_PATH; rfpath++) {
407 		for (group = 0; group < CHANNEL_GROUP_MAX_2G; group++) {
408 			eeaddr = EEPROM_CCK_TX_PWR_INX_2G + (rfpath * 3) + group;
409 
410 			pwrinfo->cck_index[rfpath][group] =
411 				efuse[eeaddr] == 0xFF ?
412 				(eeaddr > 0x7B ?
413 				 EEPROM_DEFAULT_TXPOWERLEVEL_5G :
414 				 EEPROM_DEFAULT_TXPOWERLEVEL_2G) :
415 				efuse[eeaddr];
416 		}
417 	}
418 	for (rfpath = 0; rfpath < RF6052_MAX_PATH; rfpath++) {
419 		for (group = 0; group < CHANNEL_GROUP_MAX; group++) {
420 			offset1 = group / 3;
421 			offset2 = group % 3;
422 			eeaddr = EEPROM_HT40_1S_TX_PWR_INX_2G + (rfpath * 3);
423 			eeaddr += offset2 + offset1 * 21;
424 
425 			pwrinfo->ht40_1sindex[rfpath][group] =
426 				efuse[eeaddr] == 0xFF ?
427 				(eeaddr > 0x7B ?
428 				 EEPROM_DEFAULT_TXPOWERLEVEL_5G :
429 				 EEPROM_DEFAULT_TXPOWERLEVEL_2G) :
430 				efuse[eeaddr];
431 		}
432 	}
433 
434 	/* These just for 92D efuse offset. */
435 	for (group = 0; group < CHANNEL_GROUP_MAX; group++) {
436 		for (rfpath = 0; rfpath < RF6052_MAX_PATH; rfpath++) {
437 			offset1 = group / 3;
438 			offset2 = group % 3;
439 			offset = offset2 + offset1 * 21;
440 
441 			val8 = efuse[EEPROM_HT40_2S_TX_PWR_INX_DIFF_2G + offset];
442 			if (val8 != 0xFF)
443 				pwrinfo->ht40_2sindexdiff[rfpath][group] =
444 				    (val8 >> (rfpath * 4)) & 0xF;
445 			else
446 				pwrinfo->ht40_2sindexdiff[rfpath][group] =
447 				    EEPROM_DEFAULT_HT40_2SDIFF;
448 
449 			val8 = efuse[EEPROM_HT20_TX_PWR_INX_DIFF_2G + offset];
450 			if (val8 != 0xFF)
451 				pwrinfo->ht20indexdiff[rfpath][group] =
452 				    (val8 >> (rfpath * 4)) & 0xF;
453 			else
454 				pwrinfo->ht20indexdiff[rfpath][group] =
455 				    EEPROM_DEFAULT_HT20_DIFF;
456 
457 			val8 = efuse[EEPROM_OFDM_TX_PWR_INX_DIFF_2G + offset];
458 			if (val8 != 0xFF)
459 				pwrinfo->ofdmindexdiff[rfpath][group] =
460 				    (val8 >> (rfpath * 4)) & 0xF;
461 			else
462 				pwrinfo->ofdmindexdiff[rfpath][group] =
463 				    EEPROM_DEFAULT_LEGACYHTTXPOWERDIFF;
464 
465 			val8 = efuse[EEPROM_HT40_MAX_PWR_OFFSET_2G + offset];
466 			if (val8 != 0xFF)
467 				pwrinfo->ht40maxoffset[rfpath][group] =
468 				    (val8 >> (rfpath * 4)) & 0xF;
469 			else
470 				pwrinfo->ht40maxoffset[rfpath][group] =
471 				    EEPROM_DEFAULT_HT40_PWRMAXOFFSET;
472 
473 			val8 = efuse[EEPROM_HT20_MAX_PWR_OFFSET_2G + offset];
474 			if (val8 != 0xFF)
475 				pwrinfo->ht20maxoffset[rfpath][group] =
476 				    (val8 >> (rfpath * 4)) & 0xF;
477 			else
478 				pwrinfo->ht20maxoffset[rfpath][group] =
479 				    EEPROM_DEFAULT_HT20_PWRMAXOFFSET;
480 		}
481 	}
482 
483 	if (efuse[EEPROM_TSSI_A_5G] != 0xFF) {
484 		/* 5GL */
485 		pwrinfo->tssi_a[0] = efuse[EEPROM_TSSI_A_5G] & 0x3F;
486 		pwrinfo->tssi_b[0] = efuse[EEPROM_TSSI_B_5G] & 0x3F;
487 		/* 5GM */
488 		pwrinfo->tssi_a[1] = efuse[EEPROM_TSSI_AB_5G] & 0x3F;
489 		pwrinfo->tssi_b[1] = (efuse[EEPROM_TSSI_AB_5G] & 0xC0) >> 6 |
490 				     (efuse[EEPROM_TSSI_AB_5G + 1] & 0x0F) << 2;
491 		/* 5GH */
492 		pwrinfo->tssi_a[2] = (efuse[EEPROM_TSSI_AB_5G + 1] & 0xF0) >> 4 |
493 				     (efuse[EEPROM_TSSI_AB_5G + 2] & 0x03) << 4;
494 		pwrinfo->tssi_b[2] = (efuse[EEPROM_TSSI_AB_5G + 2] & 0xFC) >> 2;
495 	} else {
496 		for (i = 0; i < 3; i++) {
497 			pwrinfo->tssi_a[i] = EEPROM_DEFAULT_TSSI;
498 			pwrinfo->tssi_b[i] = EEPROM_DEFAULT_TSSI;
499 		}
500 	}
501 }
502 
_rtl92d_read_txpower_info(struct ieee80211_hw * hw,bool autoload_fail,u8 * hwinfo)503 static void _rtl92d_read_txpower_info(struct ieee80211_hw *hw,
504 				      bool autoload_fail, u8 *hwinfo)
505 {
506 	struct rtl_priv *rtlpriv = rtl_priv(hw);
507 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
508 	struct txpower_info pwrinfo;
509 	u8 tempval[2], i, pwr, diff;
510 	u32 ch, rfpath, group;
511 
512 	_rtl92d_readpowervalue_fromprom(&pwrinfo, hwinfo, autoload_fail);
513 	if (!autoload_fail) {
514 		/* bit0~2 */
515 		rtlefuse->eeprom_regulatory = (hwinfo[EEPROM_RF_OPT1] & 0x7);
516 		rtlefuse->eeprom_thermalmeter =
517 			 hwinfo[EEPROM_THERMAL_METER] & 0x1f;
518 		rtlefuse->crystalcap = hwinfo[EEPROM_XTAL_K];
519 		tempval[0] = hwinfo[EEPROM_IQK_DELTA] & 0x03;
520 		tempval[1] = (hwinfo[EEPROM_LCK_DELTA] & 0x0C) >> 2;
521 		rtlefuse->txpwr_fromeprom = true;
522 		if (IS_92D_D_CUT(rtlpriv->rtlhal.version) ||
523 		    IS_92D_E_CUT(rtlpriv->rtlhal.version)) {
524 			rtlefuse->internal_pa_5g[0] =
525 				!((hwinfo[EEPROM_TSSI_A_5G] & BIT(6)) >> 6);
526 			rtlefuse->internal_pa_5g[1] =
527 				!((hwinfo[EEPROM_TSSI_B_5G] & BIT(6)) >> 6);
528 			rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
529 				"Is D cut,Internal PA0 %d Internal PA1 %d\n",
530 				rtlefuse->internal_pa_5g[0],
531 				rtlefuse->internal_pa_5g[1]);
532 		}
533 		rtlefuse->eeprom_c9 = hwinfo[EEPROM_RF_OPT6];
534 		rtlefuse->eeprom_cc = hwinfo[EEPROM_RF_OPT7];
535 	} else {
536 		rtlefuse->eeprom_regulatory = 0;
537 		rtlefuse->eeprom_thermalmeter = EEPROM_DEFAULT_THERMALMETER;
538 		rtlefuse->crystalcap = EEPROM_DEFAULT_CRYSTALCAP;
539 		tempval[0] = 3;
540 		tempval[1] = tempval[0];
541 	}
542 
543 	/* Use default value to fill parameters if
544 	 * efuse is not filled on some place.
545 	 */
546 
547 	/* ThermalMeter from EEPROM */
548 	if (rtlefuse->eeprom_thermalmeter < 0x06 ||
549 	    rtlefuse->eeprom_thermalmeter > 0x1c)
550 		rtlefuse->eeprom_thermalmeter = 0x12;
551 	rtlefuse->thermalmeter[0] = rtlefuse->eeprom_thermalmeter;
552 
553 	/* check XTAL_K */
554 	if (rtlefuse->crystalcap == 0xFF)
555 		rtlefuse->crystalcap = 0;
556 	if (rtlefuse->eeprom_regulatory > 3)
557 		rtlefuse->eeprom_regulatory = 0;
558 
559 	for (i = 0; i < 2; i++) {
560 		switch (tempval[i]) {
561 		case 0:
562 			tempval[i] = 5;
563 			break;
564 		case 1:
565 			tempval[i] = 4;
566 			break;
567 		case 2:
568 			tempval[i] = 3;
569 			break;
570 		case 3:
571 		default:
572 			tempval[i] = 0;
573 			break;
574 		}
575 	}
576 
577 	rtlefuse->delta_iqk = tempval[0];
578 	if (tempval[1] > 0)
579 		rtlefuse->delta_lck = tempval[1] - 1;
580 	if (rtlefuse->eeprom_c9 == 0xFF)
581 		rtlefuse->eeprom_c9 = 0x00;
582 	rtl_dbg(rtlpriv, COMP_INTR, DBG_LOUD,
583 		"EEPROMRegulatory = 0x%x\n", rtlefuse->eeprom_regulatory);
584 	rtl_dbg(rtlpriv, COMP_INTR, DBG_LOUD,
585 		"ThermalMeter = 0x%x\n", rtlefuse->eeprom_thermalmeter);
586 	rtl_dbg(rtlpriv, COMP_INTR, DBG_LOUD,
587 		"CrystalCap = 0x%x\n", rtlefuse->crystalcap);
588 	rtl_dbg(rtlpriv, COMP_INTR, DBG_LOUD,
589 		"Delta_IQK = 0x%x Delta_LCK = 0x%x\n",
590 		rtlefuse->delta_iqk, rtlefuse->delta_lck);
591 
592 	for (rfpath = 0; rfpath < RF6052_MAX_PATH; rfpath++) {
593 		for (ch = 0; ch < CHANNEL_MAX_NUMBER; ch++) {
594 			group = rtl92d_get_chnlgroup_fromarray((u8)ch);
595 			if (ch < CHANNEL_MAX_NUMBER_2G)
596 				rtlefuse->txpwrlevel_cck[rfpath][ch] =
597 				    pwrinfo.cck_index[rfpath][group];
598 			rtlefuse->txpwrlevel_ht40_1s[rfpath][ch] =
599 				    pwrinfo.ht40_1sindex[rfpath][group];
600 			rtlefuse->txpwr_ht20diff[rfpath][ch] =
601 				    pwrinfo.ht20indexdiff[rfpath][group];
602 			rtlefuse->txpwr_legacyhtdiff[rfpath][ch] =
603 				    pwrinfo.ofdmindexdiff[rfpath][group];
604 			rtlefuse->pwrgroup_ht20[rfpath][ch] =
605 				    pwrinfo.ht20maxoffset[rfpath][group];
606 			rtlefuse->pwrgroup_ht40[rfpath][ch] =
607 				    pwrinfo.ht40maxoffset[rfpath][group];
608 			pwr = pwrinfo.ht40_1sindex[rfpath][group];
609 			diff = pwrinfo.ht40_2sindexdiff[rfpath][group];
610 			rtlefuse->txpwrlevel_ht40_2s[rfpath][ch] =
611 				    (pwr > diff) ? (pwr - diff) : 0;
612 		}
613 	}
614 }
615 
_rtl92d_read_macphymode_from_prom(struct ieee80211_hw * hw,u8 * content)616 static void _rtl92d_read_macphymode_from_prom(struct ieee80211_hw *hw,
617 					      u8 *content)
618 {
619 	struct rtl_priv *rtlpriv = rtl_priv(hw);
620 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
621 	bool is_single_mac = true;
622 
623 	if (rtlhal->interface == INTF_PCI)
624 		is_single_mac = !!(content[EEPROM_MAC_FUNCTION] & BIT(3));
625 	else if (rtlhal->interface == INTF_USB)
626 		is_single_mac = !(content[EEPROM_ENDPOINT_SETTING] & BIT(0));
627 
628 	if (is_single_mac) {
629 		rtlhal->macphymode = SINGLEMAC_SINGLEPHY;
630 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
631 			"MacPhyMode SINGLEMAC_SINGLEPHY\n");
632 	} else {
633 		rtlhal->macphymode = DUALMAC_DUALPHY;
634 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD,
635 			"MacPhyMode DUALMAC_DUALPHY\n");
636 	}
637 }
638 
_rtl92d_read_macphymode_and_bandtype(struct ieee80211_hw * hw,u8 * content)639 static void _rtl92d_read_macphymode_and_bandtype(struct ieee80211_hw *hw,
640 						 u8 *content)
641 {
642 	_rtl92d_read_macphymode_from_prom(hw, content);
643 	rtl92d_phy_config_macphymode(hw);
644 	rtl92d_phy_config_macphymode_info(hw);
645 }
646 
_rtl92d_efuse_update_chip_version(struct ieee80211_hw * hw)647 static void _rtl92d_efuse_update_chip_version(struct ieee80211_hw *hw)
648 {
649 	struct rtl_priv *rtlpriv = rtl_priv(hw);
650 	enum version_8192d chipver = rtlpriv->rtlhal.version;
651 	u8 cutvalue[2];
652 	u16 chipvalue;
653 
654 	read_efuse_byte(hw, EEPROME_CHIP_VERSION_H, &cutvalue[1]);
655 	read_efuse_byte(hw, EEPROME_CHIP_VERSION_L, &cutvalue[0]);
656 	chipvalue = (cutvalue[1] << 8) | cutvalue[0];
657 	switch (chipvalue) {
658 	case 0xAA55:
659 		chipver |= CHIP_92D_C_CUT;
660 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "C-CUT!!!\n");
661 		break;
662 	case 0x9966:
663 		chipver |= CHIP_92D_D_CUT;
664 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "D-CUT!!!\n");
665 		break;
666 	case 0xCC33:
667 	case 0x33CC:
668 		chipver |= CHIP_92D_E_CUT;
669 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "E-CUT!!!\n");
670 		break;
671 	default:
672 		chipver |= CHIP_92D_D_CUT;
673 		pr_err("Unknown CUT!\n");
674 		break;
675 	}
676 	rtlpriv->rtlhal.version = chipver;
677 }
678 
_rtl92d_read_adapter_info(struct ieee80211_hw * hw)679 static void _rtl92d_read_adapter_info(struct ieee80211_hw *hw)
680 {
681 	static const int params_pci[] = {
682 		RTL8190_EEPROM_ID, EEPROM_VID, EEPROM_DID,
683 		EEPROM_SVID, EEPROM_SMID, EEPROM_MAC_ADDR_MAC0_92D,
684 		EEPROM_CHANNEL_PLAN, EEPROM_VERSION, EEPROM_CUSTOMER_ID,
685 		COUNTRY_CODE_WORLD_WIDE_13
686 	};
687 	static const int params_usb[] = {
688 		RTL8190_EEPROM_ID, EEPROM_VID_USB, EEPROM_PID_USB,
689 		EEPROM_VID_USB, EEPROM_PID_USB, EEPROM_MAC_ADDR_MAC0_92DU,
690 		EEPROM_CHANNEL_PLAN, EEPROM_VERSION, EEPROM_CUSTOMER_ID,
691 		COUNTRY_CODE_WORLD_WIDE_13
692 	};
693 	struct rtl_priv *rtlpriv = rtl_priv(hw);
694 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
695 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
696 	const int *params = params_pci;
697 	u8 *hwinfo;
698 
699 	if (rtlhal->interface == INTF_USB)
700 		params = params_usb;
701 
702 	hwinfo = kzalloc(HWSET_MAX_SIZE, GFP_KERNEL);
703 	if (!hwinfo)
704 		return;
705 
706 	if (rtl_get_hwinfo(hw, rtlpriv, HWSET_MAX_SIZE, hwinfo, params))
707 		goto exit;
708 
709 	_rtl92d_efuse_update_chip_version(hw);
710 	_rtl92d_read_macphymode_and_bandtype(hw, hwinfo);
711 
712 	/* Read Permanent MAC address for 2nd interface */
713 	if (rtlhal->interfaceindex != 0)
714 		ether_addr_copy(rtlefuse->dev_addr,
715 				&hwinfo[EEPROM_MAC_ADDR_MAC1_92D]);
716 
717 	rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR,
718 				      rtlefuse->dev_addr);
719 	rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "%pM\n", rtlefuse->dev_addr);
720 	_rtl92d_read_txpower_info(hw, rtlefuse->autoload_failflag, hwinfo);
721 
722 	/* Read Channel Plan */
723 	switch (rtlhal->bandset) {
724 	case BAND_ON_2_4G:
725 		rtlefuse->channel_plan = COUNTRY_CODE_TELEC;
726 		break;
727 	case BAND_ON_5G:
728 		rtlefuse->channel_plan = COUNTRY_CODE_FCC;
729 		break;
730 	case BAND_ON_BOTH:
731 		rtlefuse->channel_plan = COUNTRY_CODE_FCC;
732 		break;
733 	default:
734 		rtlefuse->channel_plan = COUNTRY_CODE_FCC;
735 		break;
736 	}
737 	rtlefuse->txpwr_fromeprom = true;
738 exit:
739 	kfree(hwinfo);
740 }
741 
rtl92d_read_eeprom_info(struct ieee80211_hw * hw)742 void rtl92d_read_eeprom_info(struct ieee80211_hw *hw)
743 {
744 	struct rtl_priv *rtlpriv = rtl_priv(hw);
745 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
746 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
747 	u8 tmp_u1b;
748 
749 	rtlhal->version = _rtl92d_read_chip_version(hw);
750 	tmp_u1b = rtl_read_byte(rtlpriv, REG_9346CR);
751 	rtlefuse->autoload_status = tmp_u1b;
752 	if (tmp_u1b & BIT(4)) {
753 		rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "Boot from EEPROM\n");
754 		rtlefuse->epromtype = EEPROM_93C46;
755 	} else {
756 		rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "Boot from EFUSE\n");
757 		rtlefuse->epromtype = EEPROM_BOOT_EFUSE;
758 	}
759 	if (tmp_u1b & BIT(5)) {
760 		rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "Autoload OK\n");
761 
762 		rtlefuse->autoload_failflag = false;
763 		_rtl92d_read_adapter_info(hw);
764 	} else {
765 		pr_err("Autoload ERR!!\n");
766 	}
767 }
768 EXPORT_SYMBOL_GPL(rtl92d_read_eeprom_info);
769 
rtl92d_update_hal_rate_table(struct ieee80211_hw * hw,struct ieee80211_sta * sta)770 static void rtl92d_update_hal_rate_table(struct ieee80211_hw *hw,
771 					 struct ieee80211_sta *sta)
772 {
773 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
774 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
775 	struct rtl_priv *rtlpriv = rtl_priv(hw);
776 	struct rtl_phy *rtlphy = &rtlpriv->phy;
777 	enum wireless_mode wirelessmode;
778 	u8 mimo_ps = IEEE80211_SMPS_OFF;
779 	u8 curtxbw_40mhz = mac->bw_40;
780 	u8 nmode = mac->ht_enable;
781 	u8 curshortgi_40mhz;
782 	u8 curshortgi_20mhz;
783 	u32 tmp_ratr_value;
784 	u8 ratr_index = 0;
785 	u16 shortgi_rate;
786 	u32 ratr_value;
787 
788 	curshortgi_40mhz = !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40);
789 	curshortgi_20mhz = !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20);
790 	wirelessmode = mac->mode;
791 
792 	if (rtlhal->current_bandtype == BAND_ON_5G)
793 		ratr_value = sta->deflink.supp_rates[1] << 4;
794 	else
795 		ratr_value = sta->deflink.supp_rates[0];
796 	ratr_value |= (sta->deflink.ht_cap.mcs.rx_mask[1] << 20 |
797 		       sta->deflink.ht_cap.mcs.rx_mask[0] << 12);
798 	switch (wirelessmode) {
799 	case WIRELESS_MODE_A:
800 		ratr_value &= 0x00000FF0;
801 		break;
802 	case WIRELESS_MODE_B:
803 		if (ratr_value & 0x0000000c)
804 			ratr_value &= 0x0000000d;
805 		else
806 			ratr_value &= 0x0000000f;
807 		break;
808 	case WIRELESS_MODE_G:
809 		ratr_value &= 0x00000FF5;
810 		break;
811 	case WIRELESS_MODE_N_24G:
812 	case WIRELESS_MODE_N_5G:
813 		nmode = 1;
814 		if (mimo_ps == IEEE80211_SMPS_STATIC) {
815 			ratr_value &= 0x0007F005;
816 		} else {
817 			u32 ratr_mask;
818 
819 			if (get_rf_type(rtlphy) == RF_1T2R ||
820 			    get_rf_type(rtlphy) == RF_1T1R) {
821 				ratr_mask = 0x000ff005;
822 			} else {
823 				ratr_mask = 0x0f0ff005;
824 			}
825 
826 			ratr_value &= ratr_mask;
827 		}
828 		break;
829 	default:
830 		if (rtlphy->rf_type == RF_1T2R)
831 			ratr_value &= 0x000ff0ff;
832 		else
833 			ratr_value &= 0x0f0ff0ff;
834 
835 		break;
836 	}
837 	ratr_value &= 0x0FFFFFFF;
838 	if (nmode && ((curtxbw_40mhz && curshortgi_40mhz) ||
839 		      (!curtxbw_40mhz && curshortgi_20mhz))) {
840 		ratr_value |= 0x10000000;
841 		tmp_ratr_value = (ratr_value >> 12);
842 		for (shortgi_rate = 15; shortgi_rate > 0; shortgi_rate--) {
843 			if ((1 << shortgi_rate) & tmp_ratr_value)
844 				break;
845 		}
846 		shortgi_rate = (shortgi_rate << 12) | (shortgi_rate << 8) |
847 		    (shortgi_rate << 4) | (shortgi_rate);
848 	}
849 	rtl_write_dword(rtlpriv, REG_ARFR0 + ratr_index * 4, ratr_value);
850 	rtl_dbg(rtlpriv, COMP_RATR, DBG_DMESG, "%x\n",
851 		rtl_read_dword(rtlpriv, REG_ARFR0));
852 }
853 
rtl92d_update_hal_rate_mask(struct ieee80211_hw * hw,struct ieee80211_sta * sta,u8 rssi_level,bool update_bw)854 static void rtl92d_update_hal_rate_mask(struct ieee80211_hw *hw,
855 					struct ieee80211_sta *sta,
856 					u8 rssi_level, bool update_bw)
857 {
858 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
859 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
860 	struct rtl92d_rate_mask_h2c rate_mask = {};
861 	struct rtl_priv *rtlpriv = rtl_priv(hw);
862 	struct rtl_phy *rtlphy = &rtlpriv->phy;
863 	struct rtl_sta_info *sta_entry = NULL;
864 	enum wireless_mode wirelessmode;
865 	bool shortgi = false;
866 	u8 curshortgi_40mhz;
867 	u8 curshortgi_20mhz;
868 	u8 curtxbw_40mhz;
869 	u32 ratr_bitmap;
870 	u8 ratr_index;
871 	u8 macid = 0;
872 	u8 mimo_ps;
873 
874 	curtxbw_40mhz = sta->deflink.bandwidth >= IEEE80211_STA_RX_BW_40;
875 	curshortgi_40mhz = !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40);
876 	curshortgi_20mhz = !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20);
877 
878 	sta_entry = (struct rtl_sta_info *)sta->drv_priv;
879 	mimo_ps = sta_entry->mimo_ps;
880 	wirelessmode = sta_entry->wireless_mode;
881 
882 	if (mac->opmode == NL80211_IFTYPE_STATION)
883 		curtxbw_40mhz = mac->bw_40;
884 	else if (mac->opmode == NL80211_IFTYPE_AP ||
885 		 mac->opmode == NL80211_IFTYPE_ADHOC)
886 		macid = sta->aid + 1;
887 
888 	if (rtlhal->current_bandtype == BAND_ON_5G)
889 		ratr_bitmap = sta->deflink.supp_rates[1] << 4;
890 	else
891 		ratr_bitmap = sta->deflink.supp_rates[0];
892 	ratr_bitmap |= (sta->deflink.ht_cap.mcs.rx_mask[1] << 20 |
893 			sta->deflink.ht_cap.mcs.rx_mask[0] << 12);
894 
895 	switch (wirelessmode) {
896 	case WIRELESS_MODE_B:
897 		ratr_index = RATR_INX_WIRELESS_B;
898 		if (ratr_bitmap & 0x0000000c)
899 			ratr_bitmap &= 0x0000000d;
900 		else
901 			ratr_bitmap &= 0x0000000f;
902 		break;
903 	case WIRELESS_MODE_G:
904 		ratr_index = RATR_INX_WIRELESS_GB;
905 
906 		if (rssi_level == 1)
907 			ratr_bitmap &= 0x00000f00;
908 		else if (rssi_level == 2)
909 			ratr_bitmap &= 0x00000ff0;
910 		else
911 			ratr_bitmap &= 0x00000ff5;
912 		break;
913 	case WIRELESS_MODE_A:
914 		ratr_index = RATR_INX_WIRELESS_G;
915 		ratr_bitmap &= 0x00000ff0;
916 		break;
917 	case WIRELESS_MODE_N_24G:
918 	case WIRELESS_MODE_N_5G:
919 		if (wirelessmode == WIRELESS_MODE_N_24G)
920 			ratr_index = RATR_INX_WIRELESS_NGB;
921 		else
922 			ratr_index = RATR_INX_WIRELESS_NG;
923 
924 		if (mimo_ps == IEEE80211_SMPS_STATIC) {
925 			if (rssi_level == 1)
926 				ratr_bitmap &= 0x00070000;
927 			else if (rssi_level == 2)
928 				ratr_bitmap &= 0x0007f000;
929 			else
930 				ratr_bitmap &= 0x0007f005;
931 		} else {
932 			if (rtlphy->rf_type == RF_1T2R ||
933 			    rtlphy->rf_type == RF_1T1R) {
934 				if (curtxbw_40mhz) {
935 					if (rssi_level == 1)
936 						ratr_bitmap &= 0x000f0000;
937 					else if (rssi_level == 2)
938 						ratr_bitmap &= 0x000ff000;
939 					else
940 						ratr_bitmap &= 0x000ff015;
941 				} else {
942 					if (rssi_level == 1)
943 						ratr_bitmap &= 0x000f0000;
944 					else if (rssi_level == 2)
945 						ratr_bitmap &= 0x000ff000;
946 					else
947 						ratr_bitmap &= 0x000ff005;
948 				}
949 			} else {
950 				if (curtxbw_40mhz) {
951 					if (rssi_level == 1)
952 						ratr_bitmap &= 0x0f0f0000;
953 					else if (rssi_level == 2)
954 						ratr_bitmap &= 0x0f0ff000;
955 					else
956 						ratr_bitmap &= 0x0f0ff015;
957 				} else {
958 					if (rssi_level == 1)
959 						ratr_bitmap &= 0x0f0f0000;
960 					else if (rssi_level == 2)
961 						ratr_bitmap &= 0x0f0ff000;
962 					else
963 						ratr_bitmap &= 0x0f0ff005;
964 				}
965 			}
966 		}
967 
968 		if ((curtxbw_40mhz && curshortgi_40mhz) ||
969 		    (!curtxbw_40mhz && curshortgi_20mhz)) {
970 			if (macid == 0)
971 				shortgi = true;
972 			else if (macid == 1)
973 				shortgi = false;
974 		}
975 		break;
976 	default:
977 		ratr_index = RATR_INX_WIRELESS_NGB;
978 
979 		if (rtlphy->rf_type == RF_1T2R)
980 			ratr_bitmap &= 0x000ff0ff;
981 		else
982 			ratr_bitmap &= 0x0f0ff0ff;
983 		break;
984 	}
985 
986 	le32p_replace_bits(&rate_mask.rate_mask_and_raid, ratr_bitmap, RATE_MASK_MASK);
987 	le32p_replace_bits(&rate_mask.rate_mask_and_raid, ratr_index, RAID_MASK);
988 	u8p_replace_bits(&rate_mask.macid_and_short_gi, macid, MACID_MASK);
989 	u8p_replace_bits(&rate_mask.macid_and_short_gi, shortgi, SHORT_GI_MASK);
990 	u8p_replace_bits(&rate_mask.macid_and_short_gi, 1, BIT(7));
991 
992 	rtl_dbg(rtlpriv, COMP_RATR, DBG_DMESG,
993 		"Rate_index:%x, ratr_val:%x, %5phC\n",
994 		ratr_index, ratr_bitmap, &rate_mask);
995 
996 	if (rtlhal->interface == INTF_PCI) {
997 		rtl92d_fill_h2c_cmd(hw, H2C_RA_MASK, sizeof(rate_mask),
998 				    (u8 *)&rate_mask);
999 	} else {
1000 		/* rtl92d_fill_h2c_cmd() does USB I/O and will result in a
1001 		 * "scheduled while atomic" if called directly
1002 		 */
1003 		memcpy(rtlpriv->rate_mask, &rate_mask,
1004 		       sizeof(rtlpriv->rate_mask));
1005 		schedule_work(&rtlpriv->works.fill_h2c_cmd);
1006 	}
1007 
1008 	if (macid != 0)
1009 		sta_entry->ratr_index = ratr_index;
1010 }
1011 
rtl92d_update_hal_rate_tbl(struct ieee80211_hw * hw,struct ieee80211_sta * sta,u8 rssi_level,bool update_bw)1012 void rtl92d_update_hal_rate_tbl(struct ieee80211_hw *hw,
1013 				struct ieee80211_sta *sta,
1014 				u8 rssi_level, bool update_bw)
1015 {
1016 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1017 
1018 	if (rtlpriv->dm.useramask)
1019 		rtl92d_update_hal_rate_mask(hw, sta, rssi_level, update_bw);
1020 	else
1021 		rtl92d_update_hal_rate_table(hw, sta);
1022 }
1023 EXPORT_SYMBOL_GPL(rtl92d_update_hal_rate_tbl);
1024 
rtl92d_update_channel_access_setting(struct ieee80211_hw * hw)1025 void rtl92d_update_channel_access_setting(struct ieee80211_hw *hw)
1026 {
1027 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1028 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1029 	u16 sifs_timer;
1030 
1031 	rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SLOT_TIME,
1032 				      &mac->slot_time);
1033 	if (!mac->ht_enable)
1034 		sifs_timer = 0x0a0a;
1035 	else
1036 		sifs_timer = 0x1010;
1037 	rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SIFS, (u8 *)&sifs_timer);
1038 }
1039 EXPORT_SYMBOL_GPL(rtl92d_update_channel_access_setting);
1040 
rtl92d_gpio_radio_on_off_checking(struct ieee80211_hw * hw,u8 * valid)1041 bool rtl92d_gpio_radio_on_off_checking(struct ieee80211_hw *hw, u8 *valid)
1042 {
1043 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1044 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
1045 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
1046 	enum rf_pwrstate e_rfpowerstate_toset;
1047 	u8 u1tmp;
1048 	bool actuallyset = false;
1049 	unsigned long flag;
1050 
1051 	if (rtlpriv->rtlhal.interface == INTF_PCI &&
1052 	    rtlpci->being_init_adapter)
1053 		return false;
1054 	if (ppsc->swrf_processing)
1055 		return false;
1056 	spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flag);
1057 	if (ppsc->rfchange_inprogress) {
1058 		spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flag);
1059 		return false;
1060 	}
1061 
1062 	ppsc->rfchange_inprogress = true;
1063 	spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flag);
1064 
1065 	rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG,
1066 		       rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG) & ~(BIT(3)));
1067 	u1tmp = rtl_read_byte(rtlpriv, REG_GPIO_IO_SEL);
1068 	e_rfpowerstate_toset = (u1tmp & BIT(3)) ? ERFON : ERFOFF;
1069 	if (ppsc->hwradiooff && e_rfpowerstate_toset == ERFON) {
1070 		rtl_dbg(rtlpriv, COMP_RF, DBG_DMESG,
1071 			"GPIOChangeRF  - HW Radio ON, RF ON\n");
1072 		e_rfpowerstate_toset = ERFON;
1073 		ppsc->hwradiooff = false;
1074 		actuallyset = true;
1075 	} else if (!ppsc->hwradiooff && e_rfpowerstate_toset == ERFOFF) {
1076 		rtl_dbg(rtlpriv, COMP_RF, DBG_DMESG,
1077 			"GPIOChangeRF  - HW Radio OFF, RF OFF\n");
1078 		e_rfpowerstate_toset = ERFOFF;
1079 		ppsc->hwradiooff = true;
1080 		actuallyset = true;
1081 	}
1082 	if (actuallyset) {
1083 		spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flag);
1084 		ppsc->rfchange_inprogress = false;
1085 		spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flag);
1086 	} else {
1087 		if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_HALT_NIC)
1088 			RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
1089 		spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flag);
1090 		ppsc->rfchange_inprogress = false;
1091 		spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flag);
1092 	}
1093 	*valid = 1;
1094 	return !ppsc->hwradiooff;
1095 }
1096 EXPORT_SYMBOL_GPL(rtl92d_gpio_radio_on_off_checking);
1097 
rtl92d_set_key(struct ieee80211_hw * hw,u32 key_index,u8 * p_macaddr,bool is_group,u8 enc_algo,bool is_wepkey,bool clear_all)1098 void rtl92d_set_key(struct ieee80211_hw *hw, u32 key_index,
1099 		    u8 *p_macaddr, bool is_group, u8 enc_algo,
1100 		    bool is_wepkey, bool clear_all)
1101 {
1102 	static const u8 cam_const_addr[4][6] = {
1103 		{0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
1104 		{0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
1105 		{0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
1106 		{0x00, 0x00, 0x00, 0x00, 0x00, 0x03}
1107 	};
1108 	static const u8 cam_const_broad[] = {
1109 		0xff, 0xff, 0xff, 0xff, 0xff, 0xff
1110 	};
1111 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
1112 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
1113 	struct rtl_priv *rtlpriv = rtl_priv(hw);
1114 	const u8 *macaddr = p_macaddr;
1115 	bool is_pairwise = false;
1116 	u32 entry_id;
1117 
1118 	if (clear_all) {
1119 		u8 idx;
1120 		u8 cam_offset = 0;
1121 		u8 clear_number = 5;
1122 
1123 		rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "clear_all\n");
1124 		for (idx = 0; idx < clear_number; idx++) {
1125 			rtl_cam_mark_invalid(hw, cam_offset + idx);
1126 			rtl_cam_empty_entry(hw, cam_offset + idx);
1127 
1128 			if (idx < 5) {
1129 				memset(rtlpriv->sec.key_buf[idx], 0,
1130 				       MAX_KEY_LEN);
1131 				rtlpriv->sec.key_len[idx] = 0;
1132 			}
1133 		}
1134 
1135 		return;
1136 	}
1137 
1138 	switch (enc_algo) {
1139 	case WEP40_ENCRYPTION:
1140 		enc_algo = CAM_WEP40;
1141 		break;
1142 	case WEP104_ENCRYPTION:
1143 		enc_algo = CAM_WEP104;
1144 		break;
1145 	case TKIP_ENCRYPTION:
1146 		enc_algo = CAM_TKIP;
1147 		break;
1148 	case AESCCMP_ENCRYPTION:
1149 		enc_algo = CAM_AES;
1150 		break;
1151 	default:
1152 		pr_err("switch case %#x not processed\n",
1153 		       enc_algo);
1154 		enc_algo = CAM_TKIP;
1155 		break;
1156 	}
1157 	if (is_wepkey || rtlpriv->sec.use_defaultkey) {
1158 		macaddr = cam_const_addr[key_index];
1159 		entry_id = key_index;
1160 	} else {
1161 		if (is_group) {
1162 			macaddr = cam_const_broad;
1163 			entry_id = key_index;
1164 		} else {
1165 			if (mac->opmode == NL80211_IFTYPE_AP) {
1166 				entry_id = rtl_cam_get_free_entry(hw, p_macaddr);
1167 				if (entry_id >=  TOTAL_CAM_ENTRY) {
1168 					pr_err("Can not find free hw security cam entry\n");
1169 					return;
1170 				}
1171 			} else {
1172 				entry_id = CAM_PAIRWISE_KEY_POSITION;
1173 			}
1174 			key_index = PAIRWISE_KEYIDX;
1175 			is_pairwise = true;
1176 		}
1177 	}
1178 	if (rtlpriv->sec.key_len[key_index] == 0) {
1179 		rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
1180 			"delete one entry, entry_id is %d\n",
1181 			entry_id);
1182 		if (mac->opmode == NL80211_IFTYPE_AP)
1183 			rtl_cam_del_entry(hw, p_macaddr);
1184 		rtl_cam_delete_one_entry(hw, p_macaddr, entry_id);
1185 	} else {
1186 		rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD,
1187 			"The insert KEY length is %d\n",
1188 			rtlpriv->sec.key_len[PAIRWISE_KEYIDX]);
1189 		rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD,
1190 			"The insert KEY is %x %x\n",
1191 			rtlpriv->sec.key_buf[0][0],
1192 			rtlpriv->sec.key_buf[0][1]);
1193 		rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
1194 			"add one entry\n");
1195 		if (is_pairwise) {
1196 			RT_PRINT_DATA(rtlpriv, COMP_SEC, DBG_LOUD,
1197 				      "Pairwise Key content",
1198 				      rtlpriv->sec.pairwise_key,
1199 				      rtlpriv->sec.key_len[PAIRWISE_KEYIDX]);
1200 			rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
1201 				"set Pairwise key\n");
1202 			rtl_cam_add_one_entry(hw, macaddr, key_index,
1203 					      entry_id, enc_algo,
1204 					      CAM_CONFIG_NO_USEDK,
1205 					      rtlpriv->sec.key_buf[key_index]);
1206 		} else {
1207 			rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG,
1208 				"set group key\n");
1209 			if (mac->opmode == NL80211_IFTYPE_ADHOC) {
1210 				rtl_cam_add_one_entry(hw,
1211 					rtlefuse->dev_addr,
1212 					PAIRWISE_KEYIDX,
1213 					CAM_PAIRWISE_KEY_POSITION,
1214 					enc_algo, CAM_CONFIG_NO_USEDK,
1215 					rtlpriv->sec.key_buf[entry_id]);
1216 			}
1217 			rtl_cam_add_one_entry(hw, macaddr, key_index,
1218 					      entry_id, enc_algo,
1219 					      CAM_CONFIG_NO_USEDK,
1220 					      rtlpriv->sec.key_buf
1221 					      [entry_id]);
1222 		}
1223 	}
1224 }
1225 EXPORT_SYMBOL_GPL(rtl92d_set_key);
1226