1 /******************************************************************************
3 * Copyright(c) 2009-2012 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 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
22 * Larry Finger <Larry.Finger@lwfinger.net>
24 *****************************************************************************/
34 #include "../rtl8192c/phy_common.h"
37 #include "../rtl8192c/dm_common.h"
38 #include "../rtl8192c/fw_common.h"
41 static bool _rtl92c_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);
43 u32 rtl92c_phy_query_rf_reg(struct ieee80211_hw *hw,
44 enum radio_path rfpath, u32 regaddr, u32 bitmask)
46 struct rtl_priv *rtlpriv = rtl_priv(hw);
47 u32 original_value, readback_value, bitshift;
48 struct rtl_phy *rtlphy = &(rtlpriv->phy);
50 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
51 "regaddr(%#x), rfpath(%#x), bitmask(%#x)\n",
52 regaddr, rfpath, bitmask);
54 spin_lock(&rtlpriv->locks.rf_lock);
56 if (rtlphy->rf_mode != RF_OP_BY_FW) {
57 original_value = _rtl92c_phy_rf_serial_read(hw,
60 original_value = _rtl92c_phy_fw_rf_serial_read(hw,
64 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
65 readback_value = (original_value & bitmask) >> bitshift;
67 spin_unlock(&rtlpriv->locks.rf_lock);
69 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
70 "regaddr(%#x), rfpath(%#x), bitmask(%#x), original_value(%#x)\n",
71 regaddr, rfpath, bitmask, original_value);
73 return readback_value;
76 bool rtl92c_phy_mac_config(struct ieee80211_hw *hw)
78 struct rtl_priv *rtlpriv = rtl_priv(hw);
79 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
80 bool is92c = IS_92C_SERIAL(rtlhal->version);
81 bool rtstatus = _rtl92c_phy_config_mac_with_headerfile(hw);
84 rtl_write_byte(rtlpriv, 0x14, 0x71);
86 rtl_write_byte(rtlpriv, 0x04CA, 0x0A);
90 bool rtl92c_phy_bb_config(struct ieee80211_hw *hw)
93 struct rtl_priv *rtlpriv = rtl_priv(hw);
96 u8 reg_hwparafile = 1;
98 _rtl92c_phy_init_bb_rf_register_definition(hw);
99 regval = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN);
100 rtl_write_word(rtlpriv, REG_SYS_FUNC_EN,
101 regval | BIT(13) | BIT(0) | BIT(1));
102 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL, 0x83);
103 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL + 1, 0xdb);
104 rtl_write_byte(rtlpriv, REG_RF_CTRL, RF_EN | RF_RSTB | RF_SDMRSTB);
105 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN,
106 FEN_PPLL | FEN_PCIEA | FEN_DIO_PCIE |
107 FEN_BB_GLB_RSTn | FEN_BBRSTB);
108 rtl_write_byte(rtlpriv, REG_AFE_XTAL_CTRL + 1, 0x80);
109 regvaldw = rtl_read_dword(rtlpriv, REG_LEDCFG0);
110 rtl_write_dword(rtlpriv, REG_LEDCFG0, regvaldw | BIT(23));
111 if (reg_hwparafile == 1)
112 rtstatus = _rtl92c_phy_bb8192c_config_parafile(hw);
116 void rtl92ce_phy_set_rf_reg(struct ieee80211_hw *hw,
117 enum radio_path rfpath,
118 u32 regaddr, u32 bitmask, u32 data)
120 struct rtl_priv *rtlpriv = rtl_priv(hw);
121 struct rtl_phy *rtlphy = &(rtlpriv->phy);
122 u32 original_value, bitshift;
124 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
125 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
126 regaddr, bitmask, data, rfpath);
128 spin_lock(&rtlpriv->locks.rf_lock);
130 if (rtlphy->rf_mode != RF_OP_BY_FW) {
131 if (bitmask != RFREG_OFFSET_MASK) {
132 original_value = _rtl92c_phy_rf_serial_read(hw,
135 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
137 ((original_value & (~bitmask)) |
141 _rtl92c_phy_rf_serial_write(hw, rfpath, regaddr, data);
143 if (bitmask != RFREG_OFFSET_MASK) {
144 original_value = _rtl92c_phy_fw_rf_serial_read(hw,
147 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
149 ((original_value & (~bitmask)) |
152 _rtl92c_phy_fw_rf_serial_write(hw, rfpath, regaddr, data);
155 spin_unlock(&rtlpriv->locks.rf_lock);
157 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
158 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
159 regaddr, bitmask, data, rfpath);
162 static bool _rtl92c_phy_config_mac_with_headerfile(struct ieee80211_hw *hw)
164 struct rtl_priv *rtlpriv = rtl_priv(hw);
169 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Read Rtl819XMACPHY_Array\n");
170 arraylength = MAC_2T_ARRAYLENGTH;
171 ptrarray = RTL8192CEMAC_2T_ARRAY;
172 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Img:RTL8192CEMAC_2T_ARRAY\n");
173 for (i = 0; i < arraylength; i = i + 2)
174 rtl_write_byte(rtlpriv, ptrarray[i], (u8) ptrarray[i + 1]);
178 bool _rtl92ce_phy_config_bb_with_headerfile(struct ieee80211_hw *hw,
182 u32 *phy_regarray_table;
183 u32 *agctab_array_table;
184 u16 phy_reg_arraylen, agctab_arraylen;
185 struct rtl_priv *rtlpriv = rtl_priv(hw);
186 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
188 if (IS_92C_SERIAL(rtlhal->version)) {
189 agctab_arraylen = AGCTAB_2TARRAYLENGTH;
190 agctab_array_table = RTL8192CEAGCTAB_2TARRAY;
191 phy_reg_arraylen = PHY_REG_2TARRAY_LENGTH;
192 phy_regarray_table = RTL8192CEPHY_REG_2TARRAY;
194 agctab_arraylen = AGCTAB_1TARRAYLENGTH;
195 agctab_array_table = RTL8192CEAGCTAB_1TARRAY;
196 phy_reg_arraylen = PHY_REG_1TARRAY_LENGTH;
197 phy_regarray_table = RTL8192CEPHY_REG_1TARRAY;
199 if (configtype == BASEBAND_CONFIG_PHY_REG) {
200 for (i = 0; i < phy_reg_arraylen; i = i + 2) {
201 rtl_addr_delay(phy_regarray_table[i]);
202 rtl_set_bbreg(hw, phy_regarray_table[i], MASKDWORD,
203 phy_regarray_table[i + 1]);
205 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
206 "The phy_regarray_table[0] is %x Rtl819XPHY_REGArray[1] is %x\n",
207 phy_regarray_table[i],
208 phy_regarray_table[i + 1]);
210 } else if (configtype == BASEBAND_CONFIG_AGC_TAB) {
211 for (i = 0; i < agctab_arraylen; i = i + 2) {
212 rtl_set_bbreg(hw, agctab_array_table[i], MASKDWORD,
213 agctab_array_table[i + 1]);
215 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
216 "The agctab_array_table[0] is %x Rtl819XPHY_REGArray[1] is %x\n",
217 agctab_array_table[i],
218 agctab_array_table[i + 1]);
224 bool _rtl92ce_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw,
227 struct rtl_priv *rtlpriv = rtl_priv(hw);
229 u32 *phy_regarray_table_pg;
230 u16 phy_regarray_pg_len;
232 phy_regarray_pg_len = PHY_REG_ARRAY_PGLENGTH;
233 phy_regarray_table_pg = RTL8192CEPHY_REG_ARRAY_PG;
235 if (configtype == BASEBAND_CONFIG_PHY_REG) {
236 for (i = 0; i < phy_regarray_pg_len; i = i + 3) {
237 rtl_addr_delay(phy_regarray_table_pg[i]);
239 _rtl92c_store_pwrIndex_diffrate_offset(hw,
240 phy_regarray_table_pg[i],
241 phy_regarray_table_pg[i + 1],
242 phy_regarray_table_pg[i + 2]);
246 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
247 "configtype != BaseBand_Config_PHY_REG\n");
252 bool rtl92c_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
253 enum radio_path rfpath)
257 u32 *radioa_array_table;
258 u32 *radiob_array_table;
259 u16 radioa_arraylen, radiob_arraylen;
260 struct rtl_priv *rtlpriv = rtl_priv(hw);
261 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
263 if (IS_92C_SERIAL(rtlhal->version)) {
264 radioa_arraylen = RADIOA_2TARRAYLENGTH;
265 radioa_array_table = RTL8192CERADIOA_2TARRAY;
266 radiob_arraylen = RADIOB_2TARRAYLENGTH;
267 radiob_array_table = RTL8192CE_RADIOB_2TARRAY;
268 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
269 "Radio_A:RTL8192CERADIOA_2TARRAY\n");
270 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
271 "Radio_B:RTL8192CE_RADIOB_2TARRAY\n");
273 radioa_arraylen = RADIOA_1TARRAYLENGTH;
274 radioa_array_table = RTL8192CE_RADIOA_1TARRAY;
275 radiob_arraylen = RADIOB_1TARRAYLENGTH;
276 radiob_array_table = RTL8192CE_RADIOB_1TARRAY;
277 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
278 "Radio_A:RTL8192CE_RADIOA_1TARRAY\n");
279 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
280 "Radio_B:RTL8192CE_RADIOB_1TARRAY\n");
282 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Radio No %x\n", rfpath);
285 for (i = 0; i < radioa_arraylen; i = i + 2) {
286 rtl_rfreg_delay(hw, rfpath, radioa_array_table[i],
288 radioa_array_table[i + 1]);
292 for (i = 0; i < radiob_arraylen; i = i + 2) {
293 rtl_rfreg_delay(hw, rfpath, radiob_array_table[i],
295 radiob_array_table[i + 1]);
300 pr_info("Incorrect rfpath %#x\n", rfpath);
303 pr_info("switch case %#x not processed\n", rfpath);
309 void rtl92ce_phy_set_bw_mode_callback(struct ieee80211_hw *hw)
311 struct rtl_priv *rtlpriv = rtl_priv(hw);
312 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
313 struct rtl_phy *rtlphy = &(rtlpriv->phy);
314 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
318 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "Switch to %s bandwidth\n",
319 rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20 ?
322 if (is_hal_stop(rtlhal)) {
323 rtlphy->set_bwmode_inprogress = false;
327 reg_bw_opmode = rtl_read_byte(rtlpriv, REG_BWOPMODE);
328 reg_prsr_rsc = rtl_read_byte(rtlpriv, REG_RRSR + 2);
330 switch (rtlphy->current_chan_bw) {
331 case HT_CHANNEL_WIDTH_20:
332 reg_bw_opmode |= BW_OPMODE_20MHZ;
333 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
335 case HT_CHANNEL_WIDTH_20_40:
336 reg_bw_opmode &= ~BW_OPMODE_20MHZ;
337 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
339 (reg_prsr_rsc & 0x90) | (mac->cur_40_prime_sc << 5);
340 rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_prsr_rsc);
343 pr_info("unknown bandwidth: %#X\n", rtlphy->current_chan_bw);
347 switch (rtlphy->current_chan_bw) {
348 case HT_CHANNEL_WIDTH_20:
349 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x0);
350 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x0);
351 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 1);
353 case HT_CHANNEL_WIDTH_20_40:
354 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x1);
355 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x1);
357 rtl_set_bbreg(hw, RCCK0_SYSTEM, BCCK_SIDEBAND,
358 (mac->cur_40_prime_sc >> 1));
359 rtl_set_bbreg(hw, ROFDM1_LSTF, 0xC00, mac->cur_40_prime_sc);
360 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 0);
362 rtl_set_bbreg(hw, 0x818, (BIT(26) | BIT(27)),
363 (mac->cur_40_prime_sc ==
364 HAL_PRIME_CHNL_OFFSET_LOWER) ? 2 : 1);
367 pr_err("unknown bandwidth: %#X\n",
368 rtlphy->current_chan_bw);
371 rtl92ce_phy_rf6052_set_bandwidth(hw, rtlphy->current_chan_bw);
372 rtlphy->set_bwmode_inprogress = false;
373 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "<==\n");
376 void _rtl92ce_phy_lc_calibrate(struct ieee80211_hw *hw, bool is2t)
379 u32 rf_a_mode = 0, rf_b_mode = 0, lc_cal;
380 struct rtl_priv *rtlpriv = rtl_priv(hw);
382 tmpreg = rtl_read_byte(rtlpriv, 0xd03);
384 if ((tmpreg & 0x70) != 0)
385 rtl_write_byte(rtlpriv, 0xd03, tmpreg & 0x8F);
387 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
389 if ((tmpreg & 0x70) != 0) {
390 rf_a_mode = rtl_get_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS);
393 rf_b_mode = rtl_get_rfreg(hw, RF90_PATH_B, 0x00,
396 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS,
397 (rf_a_mode & 0x8FFFF) | 0x10000);
400 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
401 (rf_b_mode & 0x8FFFF) | 0x10000);
403 lc_cal = rtl_get_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS);
405 rtl_set_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS, lc_cal | 0x08000);
409 if ((tmpreg & 0x70) != 0) {
410 rtl_write_byte(rtlpriv, 0xd03, tmpreg);
411 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS, rf_a_mode);
414 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
417 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
421 static void _rtl92ce_phy_set_rf_sleep(struct ieee80211_hw *hw)
425 struct rtl_priv *rtlpriv = rtl_priv(hw);
427 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
428 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, RFREG_OFFSET_MASK, 0x00);
429 rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x40);
430 u4b_tmp = rtl_get_rfreg(hw, RF90_PATH_A, 0, RFREG_OFFSET_MASK);
431 while (u4b_tmp != 0 && delay > 0) {
432 rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x0);
433 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, RFREG_OFFSET_MASK, 0x00);
434 rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x40);
435 u4b_tmp = rtl_get_rfreg(hw, RF90_PATH_A, 0, RFREG_OFFSET_MASK);
439 rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x00);
440 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
441 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE3);
442 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
443 RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
444 "Switch RF timeout !!!\n");
447 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
448 rtl_write_byte(rtlpriv, REG_SPS0_CTRL, 0x22);
451 static bool _rtl92ce_phy_set_rf_power_state(struct ieee80211_hw *hw,
452 enum rf_pwrstate rfpwr_state)
454 struct rtl_priv *rtlpriv = rtl_priv(hw);
455 struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
456 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
457 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
460 struct rtl8192_tx_ring *ring = NULL;
462 switch (rfpwr_state) {
464 if ((ppsc->rfpwr_state == ERFOFF) &&
465 RT_IN_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC)) {
467 u32 InitializeCount = 0;
470 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
471 "IPS Set eRf nic enable\n");
472 rtstatus = rtl_ps_enable_nic(hw);
473 } while (!rtstatus && (InitializeCount < 10));
474 RT_CLEAR_PS_LEVEL(ppsc,
475 RT_RF_OFF_LEVL_HALT_NIC);
477 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
478 "Set ERFON sleeped:%d ms\n",
479 jiffies_to_msecs(jiffies -
481 last_sleep_jiffies));
482 ppsc->last_awake_jiffies = jiffies;
483 rtl92ce_phy_set_rf_on(hw);
485 if (mac->link_state == MAC80211_LINKED) {
486 rtlpriv->cfg->ops->led_control(hw,
489 rtlpriv->cfg->ops->led_control(hw,
495 if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_HALT_NIC) {
496 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
497 "IPS Set eRf nic disable\n");
498 rtl_ps_disable_nic(hw);
499 RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
501 if (ppsc->rfoff_reason == RF_CHANGE_BY_IPS) {
502 rtlpriv->cfg->ops->led_control(hw,
505 rtlpriv->cfg->ops->led_control(hw,
512 if (ppsc->rfpwr_state == ERFOFF)
514 for (queue_id = 0, i = 0;
515 queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) {
516 ring = &pcipriv->dev.tx_ring[queue_id];
517 if (queue_id == BEACON_QUEUE ||
518 skb_queue_len(&ring->queue) == 0) {
522 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
523 "eRf Off/Sleep: %d times TcbBusyQueue[%d] =%d before doze!\n",
525 skb_queue_len(&ring->queue));
530 if (i >= MAX_DOZE_WAITING_TIMES_9x) {
531 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
532 "ERFSLEEP: %d times TcbBusyQueue[%d] = %d !\n",
533 MAX_DOZE_WAITING_TIMES_9x,
535 skb_queue_len(&ring->queue));
539 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
540 "Set ERFSLEEP awaked:%d ms\n",
541 jiffies_to_msecs(jiffies -
542 ppsc->last_awake_jiffies));
543 ppsc->last_sleep_jiffies = jiffies;
544 _rtl92ce_phy_set_rf_sleep(hw);
548 pr_err("switch case %#x not processed\n",
554 ppsc->rfpwr_state = rfpwr_state;
558 bool rtl92c_phy_set_rf_power_state(struct ieee80211_hw *hw,
559 enum rf_pwrstate rfpwr_state)
561 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
563 bool bresult = false;
565 if (rfpwr_state == ppsc->rfpwr_state)
567 bresult = _rtl92ce_phy_set_rf_power_state(hw, rfpwr_state);