1 /******************************************************************************
3 * Copyright(c) 2009-2010 Realtek Corporation.
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.
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
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
18 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
21 * Contact Information:
22 * wlanfae <wlanfae@realtek.com>
23 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
24 * Hsinchu 300, Taiwan.
26 * Larry Finger <Larry.Finger@lwfinger.net>
28 *****************************************************************************/
37 static bool _rtl92c_phy_rf6052_config_parafile(struct ieee80211_hw *hw);
39 void rtl92cu_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth)
41 struct rtl_priv *rtlpriv = rtl_priv(hw);
42 struct rtl_phy *rtlphy = &(rtlpriv->phy);
45 case HT_CHANNEL_WIDTH_20:
46 rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] &
47 0xfffff3ff) | 0x0400);
48 rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK,
49 rtlphy->rfreg_chnlval[0]);
51 case HT_CHANNEL_WIDTH_20_40:
52 rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] &
54 rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK,
55 rtlphy->rfreg_chnlval[0]);
58 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
59 ("unknown bandwidth: %#X\n", bandwidth));
64 void rtl92cu_phy_rf6052_set_cck_txpower(struct ieee80211_hw *hw,
67 struct rtl_priv *rtlpriv = rtl_priv(hw);
68 struct rtl_phy *rtlphy = &(rtlpriv->phy);
69 struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
70 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
71 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
72 u32 tx_agc[2] = { 0, 0 }, tmpval = 0;
73 bool turbo_scanoff = false;
77 if (rtlhal->interface == INTF_PCI) {
78 if (rtlefuse->eeprom_regulatory != 0)
81 if ((rtlefuse->eeprom_regulatory != 0) ||
82 (rtlefuse->external_pa))
85 if (mac->act_scanning == true) {
86 tx_agc[RF90_PATH_A] = 0x3f3f3f3f;
87 tx_agc[RF90_PATH_B] = 0x3f3f3f3f;
89 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
90 tx_agc[idx1] = ppowerlevel[idx1] |
91 (ppowerlevel[idx1] << 8) |
92 (ppowerlevel[idx1] << 16) |
93 (ppowerlevel[idx1] << 24);
94 if (rtlhal->interface == INTF_USB) {
95 if (tx_agc[idx1] > 0x20 &&
96 rtlefuse->external_pa)
102 if (rtlpriv->dm.dynamic_txhighpower_lvl ==
103 TXHIGHPWRLEVEL_LEVEL1) {
104 tx_agc[RF90_PATH_A] = 0x10101010;
105 tx_agc[RF90_PATH_B] = 0x10101010;
106 } else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
107 TXHIGHPWRLEVEL_LEVEL1) {
108 tx_agc[RF90_PATH_A] = 0x00000000;
109 tx_agc[RF90_PATH_B] = 0x00000000;
111 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
112 tx_agc[idx1] = ppowerlevel[idx1] |
113 (ppowerlevel[idx1] << 8) |
114 (ppowerlevel[idx1] << 16) |
115 (ppowerlevel[idx1] << 24);
117 if (rtlefuse->eeprom_regulatory == 0) {
118 tmpval = (rtlphy->mcs_txpwrlevel_origoffset
120 (rtlphy->mcs_txpwrlevel_origoffset
122 tx_agc[RF90_PATH_A] += tmpval;
123 tmpval = (rtlphy->mcs_txpwrlevel_origoffset
125 (rtlphy->mcs_txpwrlevel_origoffset
127 tx_agc[RF90_PATH_B] += tmpval;
131 for (idx1 = RF90_PATH_A; idx1 <= RF90_PATH_B; idx1++) {
132 ptr = (u8 *) (&(tx_agc[idx1]));
133 for (idx2 = 0; idx2 < 4; idx2++) {
134 if (*ptr > RF6052_MAX_TX_PWR)
135 *ptr = RF6052_MAX_TX_PWR;
139 tmpval = tx_agc[RF90_PATH_A] & 0xff;
140 rtl_set_bbreg(hw, RTXAGC_A_CCK1_MCS32, MASKBYTE1, tmpval);
142 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
143 ("CCK PWR 1M (rf-A) = 0x%x (reg 0x%x)\n", tmpval,
144 RTXAGC_A_CCK1_MCS32));
146 tmpval = tx_agc[RF90_PATH_A] >> 8;
147 if (mac->mode == WIRELESS_MODE_B)
148 tmpval = tmpval & 0xff00ffff;
149 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, 0xffffff00, tmpval);
150 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
151 ("CCK PWR 2~11M (rf-A) = 0x%x (reg 0x%x)\n", tmpval,
152 RTXAGC_B_CCK11_A_CCK2_11));
153 tmpval = tx_agc[RF90_PATH_B] >> 24;
154 rtl_set_bbreg(hw, RTXAGC_B_CCK11_A_CCK2_11, MASKBYTE0, tmpval);
155 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
156 ("CCK PWR 11M (rf-B) = 0x%x (reg 0x%x)\n", tmpval,
157 RTXAGC_B_CCK11_A_CCK2_11));
158 tmpval = tx_agc[RF90_PATH_B] & 0x00ffffff;
159 rtl_set_bbreg(hw, RTXAGC_B_CCK1_55_MCS32, 0xffffff00, tmpval);
160 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
161 ("CCK PWR 1~5.5M (rf-B) = 0x%x (reg 0x%x)\n", tmpval,
162 RTXAGC_B_CCK1_55_MCS32));
165 static void rtl92c_phy_get_power_base(struct ieee80211_hw *hw,
166 u8 *ppowerlevel, u8 channel,
167 u32 *ofdmbase, u32 *mcsbase)
169 struct rtl_priv *rtlpriv = rtl_priv(hw);
170 struct rtl_phy *rtlphy = &(rtlpriv->phy);
171 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
172 u32 powerBase0, powerBase1;
173 u8 legacy_pwrdiff = 0, ht20_pwrdiff = 0;
176 for (i = 0; i < 2; i++) {
177 powerlevel[i] = ppowerlevel[i];
178 legacy_pwrdiff = rtlefuse->txpwr_legacyhtdiff[i][channel - 1];
179 powerBase0 = powerlevel[i] + legacy_pwrdiff;
180 powerBase0 = (powerBase0 << 24) | (powerBase0 << 16) |
181 (powerBase0 << 8) | powerBase0;
182 *(ofdmbase + i) = powerBase0;
183 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
184 (" [OFDM power base index rf(%c) = 0x%x]\n",
185 ((i == 0) ? 'A' : 'B'), *(ofdmbase + i)));
187 for (i = 0; i < 2; i++) {
188 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20) {
189 ht20_pwrdiff = rtlefuse->txpwr_ht20diff[i][channel - 1];
190 powerlevel[i] += ht20_pwrdiff;
192 powerBase1 = powerlevel[i];
193 powerBase1 = (powerBase1 << 24) |
194 (powerBase1 << 16) | (powerBase1 << 8) | powerBase1;
195 *(mcsbase + i) = powerBase1;
196 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
197 (" [MCS power base index rf(%c) = 0x%x]\n",
198 ((i == 0) ? 'A' : 'B'), *(mcsbase + i)));
202 static void _rtl92c_get_txpower_writeval_by_regulatory(struct ieee80211_hw *hw,
203 u8 channel, u8 index,
208 struct rtl_priv *rtlpriv = rtl_priv(hw);
209 struct rtl_phy *rtlphy = &(rtlpriv->phy);
210 struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
211 u8 i, chnlgroup = 0, pwr_diff_limit[4];
212 u32 writeVal, customer_limit, rf;
214 for (rf = 0; rf < 2; rf++) {
215 switch (rtlefuse->eeprom_regulatory) {
218 writeVal = rtlphy->mcs_txpwrlevel_origoffset
219 [chnlgroup][index + (rf ? 8 : 0)]
220 + ((index < 2) ? powerBase0[rf] : powerBase1[rf]);
221 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
222 ("RTK better performance,writeVal(%c) = 0x%x\n",
223 ((rf == 0) ? 'A' : 'B'), writeVal));
226 if (rtlphy->pwrgroup_cnt == 1)
228 if (rtlphy->pwrgroup_cnt >= 3) {
231 else if (channel >= 4 && channel <= 9)
233 else if (channel > 9)
235 if (rtlphy->current_chan_bw ==
241 writeVal = rtlphy->mcs_txpwrlevel_origoffset
244 ((index < 2) ? powerBase0[rf] :
246 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
247 ("Realtek regulatory, 20MHz, "
248 "writeVal(%c) = 0x%x\n",
249 ((rf == 0) ? 'A' : 'B'), writeVal));
252 writeVal = ((index < 2) ? powerBase0[rf] :
254 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
255 ("Better regulatory,writeVal(%c) = 0x%x\n",
256 ((rf == 0) ? 'A' : 'B'), writeVal));
260 if (rtlphy->current_chan_bw ==
261 HT_CHANNEL_WIDTH_20_40) {
262 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
263 ("customer's limit, 40MHzrf(%c) = "
264 "0x%x\n", ((rf == 0) ? 'A' : 'B'),
265 rtlefuse->pwrgroup_ht40[rf]
268 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
269 ("customer's limit, 20MHz rf(%c) = "
270 "0x%x\n", ((rf == 0) ? 'A' : 'B'),
271 rtlefuse->pwrgroup_ht20[rf]
274 for (i = 0; i < 4; i++) {
276 (u8) ((rtlphy->mcs_txpwrlevel_origoffset
277 [chnlgroup][index + (rf ? 8 : 0)]
278 & (0x7f << (i * 8))) >> (i * 8));
279 if (rtlphy->current_chan_bw ==
280 HT_CHANNEL_WIDTH_20_40) {
281 if (pwr_diff_limit[i] >
282 rtlefuse->pwrgroup_ht40[rf]
284 pwr_diff_limit[i] = rtlefuse->
288 if (pwr_diff_limit[i] >
289 rtlefuse->pwrgroup_ht20[rf]
292 rtlefuse->pwrgroup_ht20[rf]
296 customer_limit = (pwr_diff_limit[3] << 24) |
297 (pwr_diff_limit[2] << 16) |
298 (pwr_diff_limit[1] << 8) | (pwr_diff_limit[0]);
299 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
300 ("Customer's limit rf(%c) = 0x%x\n",
301 ((rf == 0) ? 'A' : 'B'), customer_limit));
302 writeVal = customer_limit + ((index < 2) ?
303 powerBase0[rf] : powerBase1[rf]);
304 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
305 ("Customer, writeVal rf(%c)= 0x%x\n",
306 ((rf == 0) ? 'A' : 'B'), writeVal));
310 writeVal = rtlphy->mcs_txpwrlevel_origoffset[chnlgroup]
311 [index + (rf ? 8 : 0)] + ((index < 2) ?
312 powerBase0[rf] : powerBase1[rf]);
313 RTPRINT(rtlpriv, FPHY, PHY_TXPWR, ("RTK better "
314 "performance, writeValrf(%c) = 0x%x\n",
315 ((rf == 0) ? 'A' : 'B'), writeVal));
318 if (rtlpriv->dm.dynamic_txhighpower_lvl ==
319 TXHIGHPWRLEVEL_LEVEL1)
320 writeVal = 0x14141414;
321 else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
322 TXHIGHPWRLEVEL_LEVEL2)
323 writeVal = 0x00000000;
324 if (rtlpriv->dm.dynamic_txhighpower_lvl == TXHIGHPWRLEVEL_BT1)
325 writeVal = writeVal - 0x06060606;
326 else if (rtlpriv->dm.dynamic_txhighpower_lvl ==
329 *(p_outwriteval + rf) = writeVal;
333 static void _rtl92c_write_ofdm_power_reg(struct ieee80211_hw *hw,
334 u8 index, u32 *pValue)
336 struct rtl_priv *rtlpriv = rtl_priv(hw);
337 struct rtl_phy *rtlphy = &(rtlpriv->phy);
338 u16 regoffset_a[6] = {
339 RTXAGC_A_RATE18_06, RTXAGC_A_RATE54_24,
340 RTXAGC_A_MCS03_MCS00, RTXAGC_A_MCS07_MCS04,
341 RTXAGC_A_MCS11_MCS08, RTXAGC_A_MCS15_MCS12
343 u16 regoffset_b[6] = {
344 RTXAGC_B_RATE18_06, RTXAGC_B_RATE54_24,
345 RTXAGC_B_MCS03_MCS00, RTXAGC_B_MCS07_MCS04,
346 RTXAGC_B_MCS11_MCS08, RTXAGC_B_MCS15_MCS12
348 u8 i, rf, pwr_val[4];
352 for (rf = 0; rf < 2; rf++) {
353 writeVal = pValue[rf];
354 for (i = 0; i < 4; i++) {
355 pwr_val[i] = (u8)((writeVal & (0x7f << (i * 8))) >>
357 if (pwr_val[i] > RF6052_MAX_TX_PWR)
358 pwr_val[i] = RF6052_MAX_TX_PWR;
360 writeVal = (pwr_val[3] << 24) | (pwr_val[2] << 16) |
361 (pwr_val[1] << 8) | pwr_val[0];
363 regoffset = regoffset_a[index];
365 regoffset = regoffset_b[index];
366 rtl_set_bbreg(hw, regoffset, MASKDWORD, writeVal);
367 RTPRINT(rtlpriv, FPHY, PHY_TXPWR,
368 ("Set 0x%x = %08x\n", regoffset, writeVal));
369 if (((get_rf_type(rtlphy) == RF_2T2R) &&
370 (regoffset == RTXAGC_A_MCS15_MCS12 ||
371 regoffset == RTXAGC_B_MCS15_MCS12)) ||
372 ((get_rf_type(rtlphy) != RF_2T2R) &&
373 (regoffset == RTXAGC_A_MCS07_MCS04 ||
374 regoffset == RTXAGC_B_MCS07_MCS04))) {
375 writeVal = pwr_val[3];
376 if (regoffset == RTXAGC_A_MCS15_MCS12 ||
377 regoffset == RTXAGC_A_MCS07_MCS04)
379 if (regoffset == RTXAGC_B_MCS15_MCS12 ||
380 regoffset == RTXAGC_B_MCS07_MCS04)
382 for (i = 0; i < 3; i++) {
383 writeVal = (writeVal > 6) ? (writeVal - 6) : 0;
384 rtl_write_byte(rtlpriv, (u32)(regoffset + i),
391 void rtl92cu_phy_rf6052_set_ofdm_txpower(struct ieee80211_hw *hw,
392 u8 *ppowerlevel, u8 channel)
394 u32 writeVal[2], powerBase0[2], powerBase1[2];
397 rtl92c_phy_get_power_base(hw, ppowerlevel,
398 channel, &powerBase0[0], &powerBase1[0]);
399 for (index = 0; index < 6; index++) {
400 _rtl92c_get_txpower_writeval_by_regulatory(hw,
405 _rtl92c_write_ofdm_power_reg(hw, index, &writeVal[0]);
409 bool rtl92cu_phy_rf6052_config(struct ieee80211_hw *hw)
411 struct rtl_priv *rtlpriv = rtl_priv(hw);
412 struct rtl_phy *rtlphy = &(rtlpriv->phy);
413 bool rtstatus = true;
414 u8 b_reg_hwparafile = 1;
416 if (rtlphy->rf_type == RF_1T1R)
417 rtlphy->num_total_rfpath = 1;
419 rtlphy->num_total_rfpath = 2;
420 if (b_reg_hwparafile == 1)
421 rtstatus = _rtl92c_phy_rf6052_config_parafile(hw);
425 static bool _rtl92c_phy_rf6052_config_parafile(struct ieee80211_hw *hw)
427 struct rtl_priv *rtlpriv = rtl_priv(hw);
428 struct rtl_phy *rtlphy = &(rtlpriv->phy);
431 bool rtstatus = true;
432 struct bb_reg_def *pphyreg;
434 for (rfpath = 0; rfpath < rtlphy->num_total_rfpath; rfpath++) {
435 pphyreg = &rtlphy->phyreg_def[rfpath];
439 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
444 u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
448 rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1);
450 rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1);
452 rtl_set_bbreg(hw, pphyreg->rfhssi_para2,
453 B3WIREADDREAALENGTH, 0x0);
455 rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0);
459 rtstatus = rtl92cu_phy_config_rf_with_headerfile(hw,
460 (enum radio_path) rfpath);
463 rtstatus = rtl92cu_phy_config_rf_with_headerfile(hw,
464 (enum radio_path) rfpath);
474 rtl_set_bbreg(hw, pphyreg->rfintfs,
475 BRFSI_RFENV, u4_regvalue);
479 rtl_set_bbreg(hw, pphyreg->rfintfs,
480 BRFSI_RFENV << 16, u4_regvalue);
483 if (rtstatus != true) {
484 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
485 ("Radio[%d] Fail!!", rfpath));
486 goto phy_rf_cfg_fail;
489 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, ("<---\n"));