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 *****************************************************************************/
41 u32 rtl92ce_phy_query_rf_reg(struct ieee80211_hw *hw,
42 enum radio_path rfpath, u32 regaddr, u32 bitmask)
44 struct rtl_priv *rtlpriv = rtl_priv(hw);
45 u32 original_value, readback_value, bitshift;
46 struct rtl_phy *rtlphy = &(rtlpriv->phy);
49 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, ("regaddr(%#x), "
50 "rfpath(%#x), bitmask(%#x)\n",
51 regaddr, rfpath, bitmask));
53 spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags);
55 if (rtlphy->rf_mode != RF_OP_BY_FW) {
56 original_value = _rtl92c_phy_rf_serial_read(hw,
59 original_value = _rtl92c_phy_fw_rf_serial_read(hw,
63 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
64 readback_value = (original_value & bitmask) >> bitshift;
66 spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags);
68 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
69 ("regaddr(%#x), rfpath(%#x), "
70 "bitmask(%#x), original_value(%#x)\n",
71 regaddr, rfpath, bitmask, original_value));
73 return readback_value;
76 void rtl92ce_phy_set_rf_reg(struct ieee80211_hw *hw,
77 enum radio_path rfpath,
78 u32 regaddr, u32 bitmask, u32 data)
80 struct rtl_priv *rtlpriv = rtl_priv(hw);
81 struct rtl_phy *rtlphy = &(rtlpriv->phy);
82 u32 original_value, bitshift;
85 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
86 ("regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
87 regaddr, bitmask, data, rfpath));
89 spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags);
91 if (rtlphy->rf_mode != RF_OP_BY_FW) {
92 if (bitmask != RFREG_OFFSET_MASK) {
93 original_value = _rtl92c_phy_rf_serial_read(hw,
96 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
98 ((original_value & (~bitmask)) |
102 _rtl92c_phy_rf_serial_write(hw, rfpath, regaddr, data);
104 if (bitmask != RFREG_OFFSET_MASK) {
105 original_value = _rtl92c_phy_fw_rf_serial_read(hw,
108 bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
110 ((original_value & (~bitmask)) |
113 _rtl92c_phy_fw_rf_serial_write(hw, rfpath, regaddr, data);
116 spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags);
118 RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, ("regaddr(%#x), "
119 "bitmask(%#x), data(%#x), "
120 "rfpath(%#x)\n", regaddr,
121 bitmask, data, rfpath));
124 bool rtl92ce_phy_mac_config(struct ieee80211_hw *hw)
126 struct rtl_priv *rtlpriv = rtl_priv(hw);
127 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
128 bool is92c = IS_92C_SERIAL(rtlhal->version);
129 bool rtstatus = _rtl92ce_phy_config_mac_with_headerfile(hw);
132 rtl_write_byte(rtlpriv, 0x14, 0x71);
136 bool rtl92ce_phy_bb_config(struct ieee80211_hw *hw)
138 bool rtstatus = true;
139 struct rtl_priv *rtlpriv = rtl_priv(hw);
142 u8 reg_hwparafile = 1;
144 _rtl92c_phy_init_bb_rf_register_definition(hw);
145 regval = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN);
146 rtl_write_word(rtlpriv, REG_SYS_FUNC_EN,
147 regval | BIT(13) | BIT(0) | BIT(1));
148 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL, 0x83);
149 rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL + 1, 0xdb);
150 rtl_write_byte(rtlpriv, REG_RF_CTRL, RF_EN | RF_RSTB | RF_SDMRSTB);
151 rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN,
152 FEN_PPLL | FEN_PCIEA | FEN_DIO_PCIE |
153 FEN_BB_GLB_RSTn | FEN_BBRSTB);
154 rtl_write_byte(rtlpriv, REG_AFE_XTAL_CTRL + 1, 0x80);
155 regvaldw = rtl_read_dword(rtlpriv, REG_LEDCFG0);
156 rtl_write_dword(rtlpriv, REG_LEDCFG0, regvaldw | BIT(23));
157 if (reg_hwparafile == 1)
158 rtstatus = _rtl92c_phy_bb8192c_config_parafile(hw);
162 bool _rtl92ce_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,
173 ("Img:RTL8192CEMAC_2T_ARRAY\n"));
174 for (i = 0; i < arraylength; i = i + 2)
175 rtl_write_byte(rtlpriv, ptrarray[i], (u8) ptrarray[i + 1]);
179 bool _rtl92ce_phy_config_bb_with_headerfile(struct ieee80211_hw *hw,
183 u32 *phy_regarray_table;
184 u32 *agctab_array_table;
185 u16 phy_reg_arraylen, agctab_arraylen;
186 struct rtl_priv *rtlpriv = rtl_priv(hw);
187 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
189 if (IS_92C_SERIAL(rtlhal->version)) {
190 agctab_arraylen = AGCTAB_2TARRAYLENGTH;
191 agctab_array_table = RTL8192CEAGCTAB_2TARRAY;
192 phy_reg_arraylen = PHY_REG_2TARRAY_LENGTH;
193 phy_regarray_table = RTL8192CEPHY_REG_2TARRAY;
195 agctab_arraylen = AGCTAB_1TARRAYLENGTH;
196 agctab_array_table = RTL8192CEAGCTAB_1TARRAY;
197 phy_reg_arraylen = PHY_REG_1TARRAY_LENGTH;
198 phy_regarray_table = RTL8192CEPHY_REG_1TARRAY;
200 if (configtype == BASEBAND_CONFIG_PHY_REG) {
201 for (i = 0; i < phy_reg_arraylen; i = i + 2) {
202 if (phy_regarray_table[i] == 0xfe)
204 else if (phy_regarray_table[i] == 0xfd)
206 else if (phy_regarray_table[i] == 0xfc)
208 else if (phy_regarray_table[i] == 0xfb)
210 else if (phy_regarray_table[i] == 0xfa)
212 else if (phy_regarray_table[i] == 0xf9)
214 rtl_set_bbreg(hw, phy_regarray_table[i], MASKDWORD,
215 phy_regarray_table[i + 1]);
217 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
218 ("The phy_regarray_table[0] is %x"
219 " Rtl819XPHY_REGArray[1] is %x\n",
220 phy_regarray_table[i],
221 phy_regarray_table[i + 1]));
223 } else if (configtype == BASEBAND_CONFIG_AGC_TAB) {
224 for (i = 0; i < agctab_arraylen; i = i + 2) {
225 rtl_set_bbreg(hw, agctab_array_table[i], MASKDWORD,
226 agctab_array_table[i + 1]);
228 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
229 ("The agctab_array_table[0] is "
230 "%x Rtl819XPHY_REGArray[1] is %x\n",
231 agctab_array_table[i],
232 agctab_array_table[i + 1]));
238 bool _rtl92ce_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw,
241 struct rtl_priv *rtlpriv = rtl_priv(hw);
243 u32 *phy_regarray_table_pg;
244 u16 phy_regarray_pg_len;
246 phy_regarray_pg_len = PHY_REG_ARRAY_PGLENGTH;
247 phy_regarray_table_pg = RTL8192CEPHY_REG_ARRAY_PG;
249 if (configtype == BASEBAND_CONFIG_PHY_REG) {
250 for (i = 0; i < phy_regarray_pg_len; i = i + 3) {
251 if (phy_regarray_table_pg[i] == 0xfe)
253 else if (phy_regarray_table_pg[i] == 0xfd)
255 else if (phy_regarray_table_pg[i] == 0xfc)
257 else if (phy_regarray_table_pg[i] == 0xfb)
259 else if (phy_regarray_table_pg[i] == 0xfa)
261 else if (phy_regarray_table_pg[i] == 0xf9)
264 _rtl92c_store_pwrIndex_diffrate_offset(hw,
265 phy_regarray_table_pg[i],
266 phy_regarray_table_pg[i + 1],
267 phy_regarray_table_pg[i + 2]);
271 RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
272 ("configtype != BaseBand_Config_PHY_REG\n"));
277 bool rtl92ce_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
278 enum radio_path rfpath)
282 bool rtstatus = true;
283 u32 *radioa_array_table;
284 u32 *radiob_array_table;
285 u16 radioa_arraylen, radiob_arraylen;
286 struct rtl_priv *rtlpriv = rtl_priv(hw);
287 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
289 if (IS_92C_SERIAL(rtlhal->version)) {
290 radioa_arraylen = RADIOA_2TARRAYLENGTH;
291 radioa_array_table = RTL8192CERADIOA_2TARRAY;
292 radiob_arraylen = RADIOB_2TARRAYLENGTH;
293 radiob_array_table = RTL8192CE_RADIOB_2TARRAY;
294 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
295 ("Radio_A:RTL8192CERADIOA_2TARRAY\n"));
296 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
297 ("Radio_B:RTL8192CE_RADIOB_2TARRAY\n"));
299 radioa_arraylen = RADIOA_1TARRAYLENGTH;
300 radioa_array_table = RTL8192CE_RADIOA_1TARRAY;
301 radiob_arraylen = RADIOB_1TARRAYLENGTH;
302 radiob_array_table = RTL8192CE_RADIOB_1TARRAY;
303 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
304 ("Radio_A:RTL8192CE_RADIOA_1TARRAY\n"));
305 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
306 ("Radio_B:RTL8192CE_RADIOB_1TARRAY\n"));
308 RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, ("Radio No %x\n", rfpath));
312 for (i = 0; i < radioa_arraylen; i = i + 2) {
313 if (radioa_array_table[i] == 0xfe)
315 else if (radioa_array_table[i] == 0xfd)
317 else if (radioa_array_table[i] == 0xfc)
319 else if (radioa_array_table[i] == 0xfb)
321 else if (radioa_array_table[i] == 0xfa)
323 else if (radioa_array_table[i] == 0xf9)
326 rtl_set_rfreg(hw, rfpath, radioa_array_table[i],
328 radioa_array_table[i + 1]);
334 for (i = 0; i < radiob_arraylen; i = i + 2) {
335 if (radiob_array_table[i] == 0xfe) {
337 } else if (radiob_array_table[i] == 0xfd)
339 else if (radiob_array_table[i] == 0xfc)
341 else if (radiob_array_table[i] == 0xfb)
343 else if (radiob_array_table[i] == 0xfa)
345 else if (radiob_array_table[i] == 0xf9)
348 rtl_set_rfreg(hw, rfpath, radiob_array_table[i],
350 radiob_array_table[i + 1]);
356 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
357 ("switch case not process\n"));
360 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
361 ("switch case not process\n"));
367 void rtl92ce_phy_set_bw_mode_callback(struct ieee80211_hw *hw)
369 struct rtl_priv *rtlpriv = rtl_priv(hw);
370 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
371 struct rtl_phy *rtlphy = &(rtlpriv->phy);
372 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
376 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE,
377 ("Switch to %s bandwidth\n",
378 rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20 ?
381 if (is_hal_stop(rtlhal))
384 reg_bw_opmode = rtl_read_byte(rtlpriv, REG_BWOPMODE);
385 reg_prsr_rsc = rtl_read_byte(rtlpriv, REG_RRSR + 2);
387 switch (rtlphy->current_chan_bw) {
388 case HT_CHANNEL_WIDTH_20:
389 reg_bw_opmode |= BW_OPMODE_20MHZ;
390 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
393 case HT_CHANNEL_WIDTH_20_40:
394 reg_bw_opmode &= ~BW_OPMODE_20MHZ;
395 rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
398 (reg_prsr_rsc & 0x90) | (mac->cur_40_prime_sc << 5);
399 rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_prsr_rsc);
403 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
404 ("unknown bandwidth: %#X\n", rtlphy->current_chan_bw));
408 switch (rtlphy->current_chan_bw) {
409 case HT_CHANNEL_WIDTH_20:
410 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x0);
411 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x0);
412 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 1);
414 case HT_CHANNEL_WIDTH_20_40:
415 rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x1);
416 rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x1);
417 rtl_set_bbreg(hw, RCCK0_SYSTEM, BCCK_SIDEBAND,
418 (mac->cur_40_prime_sc >> 1));
419 rtl_set_bbreg(hw, ROFDM1_LSTF, 0xC00, mac->cur_40_prime_sc);
420 rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 0);
421 rtl_set_bbreg(hw, 0x818, (BIT(26) | BIT(27)),
422 (mac->cur_40_prime_sc ==
423 HAL_PRIME_CHNL_OFFSET_LOWER) ? 2 : 1);
426 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
427 ("unknown bandwidth: %#X\n", rtlphy->current_chan_bw));
430 rtl92c_phy_rf6052_set_bandwidth(hw, rtlphy->current_chan_bw);
431 rtlphy->set_bwmode_inprogress = false;
432 RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, ("<==\n"));
435 void _rtl92ce_phy_lc_calibrate(struct ieee80211_hw *hw, bool is2t)
438 u32 rf_a_mode = 0, rf_b_mode = 0, lc_cal;
439 struct rtl_priv *rtlpriv = rtl_priv(hw);
441 tmpreg = rtl_read_byte(rtlpriv, 0xd03);
443 if ((tmpreg & 0x70) != 0)
444 rtl_write_byte(rtlpriv, 0xd03, tmpreg & 0x8F);
446 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
448 if ((tmpreg & 0x70) != 0) {
449 rf_a_mode = rtl_get_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS);
452 rf_b_mode = rtl_get_rfreg(hw, RF90_PATH_B, 0x00,
455 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS,
456 (rf_a_mode & 0x8FFFF) | 0x10000);
459 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
460 (rf_b_mode & 0x8FFFF) | 0x10000);
462 lc_cal = rtl_get_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS);
464 rtl_set_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS, lc_cal | 0x08000);
468 if ((tmpreg & 0x70) != 0) {
469 rtl_write_byte(rtlpriv, 0xd03, tmpreg);
470 rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS, rf_a_mode);
473 rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
476 rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
480 static bool _rtl92ce_phy_set_rf_power_state(struct ieee80211_hw *hw,
481 enum rf_pwrstate rfpwr_state)
483 struct rtl_priv *rtlpriv = rtl_priv(hw);
484 struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
485 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
486 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
489 struct rtl8192_tx_ring *ring = NULL;
491 ppsc->set_rfpowerstate_inprogress = true;
492 switch (rfpwr_state) {
494 if ((ppsc->rfpwr_state == ERFOFF) &&
495 RT_IN_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC)) {
497 u32 InitializeCount = 0;
500 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
501 ("IPS Set eRf nic enable\n"));
502 rtstatus = rtl_ps_enable_nic(hw);
503 } while ((rtstatus != true)
504 && (InitializeCount < 10));
505 RT_CLEAR_PS_LEVEL(ppsc,
506 RT_RF_OFF_LEVL_HALT_NIC);
508 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
509 ("Set ERFON sleeped:%d ms\n",
510 jiffies_to_msecs(jiffies -
512 last_sleep_jiffies)));
513 ppsc->last_awake_jiffies = jiffies;
514 rtl92ce_phy_set_rf_on(hw);
516 if (mac->link_state == MAC80211_LINKED) {
517 rtlpriv->cfg->ops->led_control(hw,
520 rtlpriv->cfg->ops->led_control(hw,
526 for (queue_id = 0, i = 0;
527 queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) {
528 ring = &pcipriv->dev.tx_ring[queue_id];
529 if (skb_queue_len(&ring->queue) == 0 ||
530 queue_id == BEACON_QUEUE) {
534 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
535 ("eRf Off/Sleep: %d times "
537 "=%d before doze!\n", (i + 1),
539 skb_queue_len(&ring->queue)));
543 if (i >= MAX_DOZE_WAITING_TIMES_9x) {
544 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
545 ("\nERFOFF: %d times "
546 "TcbBusyQueue[%d] = %d !\n",
547 MAX_DOZE_WAITING_TIMES_9x,
549 skb_queue_len(&ring->queue)));
553 if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_HALT_NIC) {
554 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
555 ("IPS Set eRf nic disable\n"));
556 rtl_ps_disable_nic(hw);
557 RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
559 if (ppsc->rfoff_reason == RF_CHANGE_BY_IPS) {
560 rtlpriv->cfg->ops->led_control(hw,
563 rtlpriv->cfg->ops->led_control(hw,
570 if (ppsc->rfpwr_state == ERFOFF)
572 for (queue_id = 0, i = 0;
573 queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) {
574 ring = &pcipriv->dev.tx_ring[queue_id];
575 if (skb_queue_len(&ring->queue) == 0) {
579 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
580 ("eRf Off/Sleep: %d times "
581 "TcbBusyQueue[%d] =%d before "
582 "doze!\n", (i + 1), queue_id,
583 skb_queue_len(&ring->queue)));
587 if (i >= MAX_DOZE_WAITING_TIMES_9x) {
588 RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
589 ("\n ERFSLEEP: %d times "
590 "TcbBusyQueue[%d] = %d !\n",
591 MAX_DOZE_WAITING_TIMES_9x,
593 skb_queue_len(&ring->queue)));
597 RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
598 ("Set ERFSLEEP awaked:%d ms\n",
599 jiffies_to_msecs(jiffies -
600 ppsc->last_awake_jiffies)));
601 ppsc->last_sleep_jiffies = jiffies;
602 _rtl92c_phy_set_rf_sleep(hw);
606 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
607 ("switch case not process\n"));
612 ppsc->rfpwr_state = rfpwr_state;
613 ppsc->set_rfpowerstate_inprogress = false;
617 bool rtl92ce_phy_set_rf_power_state(struct ieee80211_hw *hw,
618 enum rf_pwrstate rfpwr_state)
620 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
621 bool bresult = false;
623 if (rfpwr_state == ppsc->rfpwr_state)
625 bresult = _rtl92ce_phy_set_rf_power_state(hw, rfpwr_state);