570 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			570 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /******************************************************************************
 | |
|  *
 | |
|  * Copyright(c) 2009-2012  Realtek Corporation.
 | |
|  *
 | |
|  * This program is free software; you can redistribute it and/or modify it
 | |
|  * under the terms of version 2 of the GNU General Public License as
 | |
|  * published by the Free Software Foundation.
 | |
|  *
 | |
|  * This program is distributed in the hope that it will be useful, but WITHOUT
 | |
|  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 | |
|  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 | |
|  * more details.
 | |
|  *
 | |
|  * The full GNU General Public License is included in this distribution in the
 | |
|  * file called LICENSE.
 | |
|  *
 | |
|  * Contact Information:
 | |
|  * wlanfae <wlanfae@realtek.com>
 | |
|  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
 | |
|  * Hsinchu 300, Taiwan.
 | |
|  *
 | |
|  * Larry Finger <Larry.Finger@lwfinger.net>
 | |
|  *
 | |
|  *****************************************************************************/
 | |
| 
 | |
| #include "../wifi.h"
 | |
| #include "../pci.h"
 | |
| #include "../ps.h"
 | |
| #include "../core.h"
 | |
| #include "reg.h"
 | |
| #include "def.h"
 | |
| #include "hw.h"
 | |
| #include "phy.h"
 | |
| #include "../rtl8192c/phy_common.h"
 | |
| #include "rf.h"
 | |
| #include "dm.h"
 | |
| #include "../rtl8192c/dm_common.h"
 | |
| #include "../rtl8192c/fw_common.h"
 | |
| #include "table.h"
 | |
| 
 | |
| static bool _rtl92c_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);
 | |
| 
 | |
| u32 rtl92c_phy_query_rf_reg(struct ieee80211_hw *hw,
 | |
| 			    enum radio_path rfpath, u32 regaddr, u32 bitmask)
 | |
| {
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	u32 original_value, readback_value, bitshift;
 | |
| 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
 | |
| 
 | |
| 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
 | |
| 		 "regaddr(%#x), rfpath(%#x), bitmask(%#x)\n",
 | |
| 		 regaddr, rfpath, bitmask);
 | |
| 
 | |
| 	spin_lock(&rtlpriv->locks.rf_lock);
 | |
| 
 | |
| 	if (rtlphy->rf_mode != RF_OP_BY_FW) {
 | |
| 		original_value = _rtl92c_phy_rf_serial_read(hw,
 | |
| 							    rfpath, regaddr);
 | |
| 	} else {
 | |
| 		original_value = _rtl92c_phy_fw_rf_serial_read(hw,
 | |
| 							       rfpath, regaddr);
 | |
| 	}
 | |
| 
 | |
| 	bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
 | |
| 	readback_value = (original_value & bitmask) >> bitshift;
 | |
| 
 | |
| 	spin_unlock(&rtlpriv->locks.rf_lock);
 | |
| 
 | |
| 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
 | |
| 		 "regaddr(%#x), rfpath(%#x), bitmask(%#x), original_value(%#x)\n",
 | |
| 		 regaddr, rfpath, bitmask, original_value);
 | |
| 
 | |
| 	return readback_value;
 | |
| }
 | |
| 
 | |
| bool rtl92c_phy_mac_config(struct ieee80211_hw *hw)
 | |
| {
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 | |
| 	bool is92c = IS_92C_SERIAL(rtlhal->version);
 | |
| 	bool rtstatus = _rtl92c_phy_config_mac_with_headerfile(hw);
 | |
| 
 | |
| 	if (is92c)
 | |
| 		rtl_write_byte(rtlpriv, 0x14, 0x71);
 | |
| 	else
 | |
| 		rtl_write_byte(rtlpriv, 0x04CA, 0x0A);
 | |
| 	return rtstatus;
 | |
| }
 | |
| 
 | |
| bool rtl92c_phy_bb_config(struct ieee80211_hw *hw)
 | |
| {
 | |
| 	bool rtstatus = true;
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	u16 regval;
 | |
| 	u32 regvaldw;
 | |
| 	u8 reg_hwparafile = 1;
 | |
| 
 | |
| 	_rtl92c_phy_init_bb_rf_register_definition(hw);
 | |
| 	regval = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN);
 | |
| 	rtl_write_word(rtlpriv, REG_SYS_FUNC_EN,
 | |
| 		       regval | BIT(13) | BIT(0) | BIT(1));
 | |
| 	rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL, 0x83);
 | |
| 	rtl_write_byte(rtlpriv, REG_AFE_PLL_CTRL + 1, 0xdb);
 | |
| 	rtl_write_byte(rtlpriv, REG_RF_CTRL, RF_EN | RF_RSTB | RF_SDMRSTB);
 | |
| 	rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN,
 | |
| 		       FEN_PPLL | FEN_PCIEA | FEN_DIO_PCIE |
 | |
| 		       FEN_BB_GLB_RSTn | FEN_BBRSTB);
 | |
| 	rtl_write_byte(rtlpriv, REG_AFE_XTAL_CTRL + 1, 0x80);
 | |
| 	regvaldw = rtl_read_dword(rtlpriv, REG_LEDCFG0);
 | |
| 	rtl_write_dword(rtlpriv, REG_LEDCFG0, regvaldw | BIT(23));
 | |
| 	if (reg_hwparafile == 1)
 | |
| 		rtstatus = _rtl92c_phy_bb8192c_config_parafile(hw);
 | |
| 	return rtstatus;
 | |
| }
 | |
| 
 | |
| void rtl92ce_phy_set_rf_reg(struct ieee80211_hw *hw,
 | |
| 			    enum radio_path rfpath,
 | |
| 			    u32 regaddr, u32 bitmask, u32 data)
 | |
| {
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
 | |
| 	u32 original_value, bitshift;
 | |
| 
 | |
| 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
 | |
| 		 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
 | |
| 		 regaddr, bitmask, data, rfpath);
 | |
| 
 | |
| 	spin_lock(&rtlpriv->locks.rf_lock);
 | |
| 
 | |
| 	if (rtlphy->rf_mode != RF_OP_BY_FW) {
 | |
| 		if (bitmask != RFREG_OFFSET_MASK) {
 | |
| 			original_value = _rtl92c_phy_rf_serial_read(hw,
 | |
| 								    rfpath,
 | |
| 								    regaddr);
 | |
| 			bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
 | |
| 			data =
 | |
| 			    ((original_value & (~bitmask)) |
 | |
| 			     (data << bitshift));
 | |
| 		}
 | |
| 
 | |
| 		_rtl92c_phy_rf_serial_write(hw, rfpath, regaddr, data);
 | |
| 	} else {
 | |
| 		if (bitmask != RFREG_OFFSET_MASK) {
 | |
| 			original_value = _rtl92c_phy_fw_rf_serial_read(hw,
 | |
| 								       rfpath,
 | |
| 								       regaddr);
 | |
| 			bitshift = _rtl92c_phy_calculate_bit_shift(bitmask);
 | |
| 			data =
 | |
| 			    ((original_value & (~bitmask)) |
 | |
| 			     (data << bitshift));
 | |
| 		}
 | |
| 		_rtl92c_phy_fw_rf_serial_write(hw, rfpath, regaddr, data);
 | |
| 	}
 | |
| 
 | |
| 	spin_unlock(&rtlpriv->locks.rf_lock);
 | |
| 
 | |
| 	RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
 | |
| 		 "regaddr(%#x), bitmask(%#x), data(%#x), rfpath(%#x)\n",
 | |
| 		 regaddr, bitmask, data, rfpath);
 | |
| }
 | |
| 
 | |
| static bool _rtl92c_phy_config_mac_with_headerfile(struct ieee80211_hw *hw)
 | |
| {
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	u32 i;
 | |
| 	u32 arraylength;
 | |
| 	u32 *ptrarray;
 | |
| 
 | |
| 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Read Rtl819XMACPHY_Array\n");
 | |
| 	arraylength = MAC_2T_ARRAYLENGTH;
 | |
| 	ptrarray = RTL8192CEMAC_2T_ARRAY;
 | |
| 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Img:RTL8192CEMAC_2T_ARRAY\n");
 | |
| 	for (i = 0; i < arraylength; i = i + 2)
 | |
| 		rtl_write_byte(rtlpriv, ptrarray[i], (u8) ptrarray[i + 1]);
 | |
| 	return true;
 | |
| }
 | |
| 
 | |
| bool _rtl92ce_phy_config_bb_with_headerfile(struct ieee80211_hw *hw,
 | |
| 					    u8 configtype)
 | |
| {
 | |
| 	int i;
 | |
| 	u32 *phy_regarray_table;
 | |
| 	u32 *agctab_array_table;
 | |
| 	u16 phy_reg_arraylen, agctab_arraylen;
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 | |
| 
 | |
| 	if (IS_92C_SERIAL(rtlhal->version)) {
 | |
| 		agctab_arraylen = AGCTAB_2TARRAYLENGTH;
 | |
| 		agctab_array_table = RTL8192CEAGCTAB_2TARRAY;
 | |
| 		phy_reg_arraylen = PHY_REG_2TARRAY_LENGTH;
 | |
| 		phy_regarray_table = RTL8192CEPHY_REG_2TARRAY;
 | |
| 	} else {
 | |
| 		agctab_arraylen = AGCTAB_1TARRAYLENGTH;
 | |
| 		agctab_array_table = RTL8192CEAGCTAB_1TARRAY;
 | |
| 		phy_reg_arraylen = PHY_REG_1TARRAY_LENGTH;
 | |
| 		phy_regarray_table = RTL8192CEPHY_REG_1TARRAY;
 | |
| 	}
 | |
| 	if (configtype == BASEBAND_CONFIG_PHY_REG) {
 | |
| 		for (i = 0; i < phy_reg_arraylen; i = i + 2) {
 | |
| 			rtl_addr_delay(phy_regarray_table[i]);
 | |
| 			rtl_set_bbreg(hw, phy_regarray_table[i], MASKDWORD,
 | |
| 				      phy_regarray_table[i + 1]);
 | |
| 			udelay(1);
 | |
| 			RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
 | |
| 				 "The phy_regarray_table[0] is %x Rtl819XPHY_REGArray[1] is %x\n",
 | |
| 				 phy_regarray_table[i],
 | |
| 				 phy_regarray_table[i + 1]);
 | |
| 		}
 | |
| 	} else if (configtype == BASEBAND_CONFIG_AGC_TAB) {
 | |
| 		for (i = 0; i < agctab_arraylen; i = i + 2) {
 | |
| 			rtl_set_bbreg(hw, agctab_array_table[i], MASKDWORD,
 | |
| 				      agctab_array_table[i + 1]);
 | |
| 			udelay(1);
 | |
| 			RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
 | |
| 				 "The agctab_array_table[0] is %x Rtl819XPHY_REGArray[1] is %x\n",
 | |
| 				 agctab_array_table[i],
 | |
| 				 agctab_array_table[i + 1]);
 | |
| 		}
 | |
| 	}
 | |
| 	return true;
 | |
| }
 | |
| 
 | |
| bool _rtl92ce_phy_config_bb_with_pgheaderfile(struct ieee80211_hw *hw,
 | |
| 					      u8 configtype)
 | |
| {
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	int i;
 | |
| 	u32 *phy_regarray_table_pg;
 | |
| 	u16 phy_regarray_pg_len;
 | |
| 
 | |
| 	phy_regarray_pg_len = PHY_REG_ARRAY_PGLENGTH;
 | |
| 	phy_regarray_table_pg = RTL8192CEPHY_REG_ARRAY_PG;
 | |
| 
 | |
| 	if (configtype == BASEBAND_CONFIG_PHY_REG) {
 | |
| 		for (i = 0; i < phy_regarray_pg_len; i = i + 3) {
 | |
| 			rtl_addr_delay(phy_regarray_table_pg[i]);
 | |
| 
 | |
| 			_rtl92c_store_pwrIndex_diffrate_offset(hw,
 | |
| 					       phy_regarray_table_pg[i],
 | |
| 					       phy_regarray_table_pg[i + 1],
 | |
| 					       phy_regarray_table_pg[i + 2]);
 | |
| 		}
 | |
| 	} else {
 | |
| 
 | |
| 		RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
 | |
| 			 "configtype != BaseBand_Config_PHY_REG\n");
 | |
| 	}
 | |
| 	return true;
 | |
| }
 | |
| 
 | |
| bool rtl92c_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
 | |
| 					  enum radio_path rfpath)
 | |
| {
 | |
| 
 | |
| 	int i;
 | |
| 	u32 *radioa_array_table;
 | |
| 	u32 *radiob_array_table;
 | |
| 	u16 radioa_arraylen, radiob_arraylen;
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 | |
| 
 | |
| 	if (IS_92C_SERIAL(rtlhal->version)) {
 | |
| 		radioa_arraylen = RADIOA_2TARRAYLENGTH;
 | |
| 		radioa_array_table = RTL8192CERADIOA_2TARRAY;
 | |
| 		radiob_arraylen = RADIOB_2TARRAYLENGTH;
 | |
| 		radiob_array_table = RTL8192CE_RADIOB_2TARRAY;
 | |
| 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
 | |
| 			 "Radio_A:RTL8192CERADIOA_2TARRAY\n");
 | |
| 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
 | |
| 			 "Radio_B:RTL8192CE_RADIOB_2TARRAY\n");
 | |
| 	} else {
 | |
| 		radioa_arraylen = RADIOA_1TARRAYLENGTH;
 | |
| 		radioa_array_table = RTL8192CE_RADIOA_1TARRAY;
 | |
| 		radiob_arraylen = RADIOB_1TARRAYLENGTH;
 | |
| 		radiob_array_table = RTL8192CE_RADIOB_1TARRAY;
 | |
| 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
 | |
| 			 "Radio_A:RTL8192CE_RADIOA_1TARRAY\n");
 | |
| 		RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
 | |
| 			 "Radio_B:RTL8192CE_RADIOB_1TARRAY\n");
 | |
| 	}
 | |
| 	RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Radio No %x\n", rfpath);
 | |
| 	switch (rfpath) {
 | |
| 	case RF90_PATH_A:
 | |
| 		for (i = 0; i < radioa_arraylen; i = i + 2) {
 | |
| 			rtl_rfreg_delay(hw, rfpath, radioa_array_table[i],
 | |
| 					RFREG_OFFSET_MASK,
 | |
| 					radioa_array_table[i + 1]);
 | |
| 		}
 | |
| 		break;
 | |
| 	case RF90_PATH_B:
 | |
| 		for (i = 0; i < radiob_arraylen; i = i + 2) {
 | |
| 			rtl_rfreg_delay(hw, rfpath, radiob_array_table[i],
 | |
| 					RFREG_OFFSET_MASK,
 | |
| 					radiob_array_table[i + 1]);
 | |
| 		}
 | |
| 		break;
 | |
| 	case RF90_PATH_C:
 | |
| 	case RF90_PATH_D:
 | |
| 		pr_info("Incorrect rfpath %#x\n", rfpath);
 | |
| 		break;
 | |
| 	default:
 | |
| 		pr_info("switch case %#x not processed\n", rfpath);
 | |
| 		break;
 | |
| 	}
 | |
| 	return true;
 | |
| }
 | |
| 
 | |
| void rtl92ce_phy_set_bw_mode_callback(struct ieee80211_hw *hw)
 | |
| {
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
 | |
| 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
 | |
| 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 | |
| 	u8 reg_bw_opmode;
 | |
| 	u8 reg_prsr_rsc;
 | |
| 
 | |
| 	RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "Switch to %s bandwidth\n",
 | |
| 		 rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20 ?
 | |
| 		 "20MHz" : "40MHz");
 | |
| 
 | |
| 	if (is_hal_stop(rtlhal)) {
 | |
| 		rtlphy->set_bwmode_inprogress = false;
 | |
| 		return;
 | |
| 	}
 | |
| 
 | |
| 	reg_bw_opmode = rtl_read_byte(rtlpriv, REG_BWOPMODE);
 | |
| 	reg_prsr_rsc = rtl_read_byte(rtlpriv, REG_RRSR + 2);
 | |
| 
 | |
| 	switch (rtlphy->current_chan_bw) {
 | |
| 	case HT_CHANNEL_WIDTH_20:
 | |
| 		reg_bw_opmode |= BW_OPMODE_20MHZ;
 | |
| 		rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
 | |
| 		break;
 | |
| 	case HT_CHANNEL_WIDTH_20_40:
 | |
| 		reg_bw_opmode &= ~BW_OPMODE_20MHZ;
 | |
| 		rtl_write_byte(rtlpriv, REG_BWOPMODE, reg_bw_opmode);
 | |
| 		reg_prsr_rsc =
 | |
| 		    (reg_prsr_rsc & 0x90) | (mac->cur_40_prime_sc << 5);
 | |
| 		rtl_write_byte(rtlpriv, REG_RRSR + 2, reg_prsr_rsc);
 | |
| 		break;
 | |
| 	default:
 | |
| 		pr_info("unknown bandwidth: %#X\n", rtlphy->current_chan_bw);
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	switch (rtlphy->current_chan_bw) {
 | |
| 	case HT_CHANNEL_WIDTH_20:
 | |
| 		rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x0);
 | |
| 		rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x0);
 | |
| 		rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 1);
 | |
| 		break;
 | |
| 	case HT_CHANNEL_WIDTH_20_40:
 | |
| 		rtl_set_bbreg(hw, RFPGA0_RFMOD, BRFMOD, 0x1);
 | |
| 		rtl_set_bbreg(hw, RFPGA1_RFMOD, BRFMOD, 0x1);
 | |
| 
 | |
| 		rtl_set_bbreg(hw, RCCK0_SYSTEM, BCCK_SIDEBAND,
 | |
| 			      (mac->cur_40_prime_sc >> 1));
 | |
| 		rtl_set_bbreg(hw, ROFDM1_LSTF, 0xC00, mac->cur_40_prime_sc);
 | |
| 		rtl_set_bbreg(hw, RFPGA0_ANALOGPARAMETER2, BIT(10), 0);
 | |
| 
 | |
| 		rtl_set_bbreg(hw, 0x818, (BIT(26) | BIT(27)),
 | |
| 			      (mac->cur_40_prime_sc ==
 | |
| 			       HAL_PRIME_CHNL_OFFSET_LOWER) ? 2 : 1);
 | |
| 		break;
 | |
| 	default:
 | |
| 		pr_err("unknown bandwidth: %#X\n",
 | |
| 		       rtlphy->current_chan_bw);
 | |
| 		break;
 | |
| 	}
 | |
| 	rtl92ce_phy_rf6052_set_bandwidth(hw, rtlphy->current_chan_bw);
 | |
| 	rtlphy->set_bwmode_inprogress = false;
 | |
| 	RT_TRACE(rtlpriv, COMP_SCAN, DBG_TRACE, "<==\n");
 | |
| }
 | |
| 
 | |
| void _rtl92ce_phy_lc_calibrate(struct ieee80211_hw *hw, bool is2t)
 | |
| {
 | |
| 	u8 tmpreg;
 | |
| 	u32 rf_a_mode = 0, rf_b_mode = 0, lc_cal;
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 
 | |
| 	tmpreg = rtl_read_byte(rtlpriv, 0xd03);
 | |
| 
 | |
| 	if ((tmpreg & 0x70) != 0)
 | |
| 		rtl_write_byte(rtlpriv, 0xd03, tmpreg & 0x8F);
 | |
| 	else
 | |
| 		rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
 | |
| 
 | |
| 	if ((tmpreg & 0x70) != 0) {
 | |
| 		rf_a_mode = rtl_get_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS);
 | |
| 
 | |
| 		if (is2t)
 | |
| 			rf_b_mode = rtl_get_rfreg(hw, RF90_PATH_B, 0x00,
 | |
| 						  MASK12BITS);
 | |
| 
 | |
| 		rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS,
 | |
| 			      (rf_a_mode & 0x8FFFF) | 0x10000);
 | |
| 
 | |
| 		if (is2t)
 | |
| 			rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
 | |
| 				      (rf_b_mode & 0x8FFFF) | 0x10000);
 | |
| 	}
 | |
| 	lc_cal = rtl_get_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS);
 | |
| 
 | |
| 	rtl_set_rfreg(hw, RF90_PATH_A, 0x18, MASK12BITS, lc_cal | 0x08000);
 | |
| 
 | |
| 	mdelay(100);
 | |
| 
 | |
| 	if ((tmpreg & 0x70) != 0) {
 | |
| 		rtl_write_byte(rtlpriv, 0xd03, tmpreg);
 | |
| 		rtl_set_rfreg(hw, RF90_PATH_A, 0x00, MASK12BITS, rf_a_mode);
 | |
| 
 | |
| 		if (is2t)
 | |
| 			rtl_set_rfreg(hw, RF90_PATH_B, 0x00, MASK12BITS,
 | |
| 				      rf_b_mode);
 | |
| 	} else {
 | |
| 		rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static void _rtl92ce_phy_set_rf_sleep(struct ieee80211_hw *hw)
 | |
| {
 | |
| 	u32 u4b_tmp;
 | |
| 	u8 delay = 5;
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 
 | |
| 	rtl_write_byte(rtlpriv, REG_TXPAUSE, 0xFF);
 | |
| 	rtl_set_rfreg(hw, RF90_PATH_A, 0x00, RFREG_OFFSET_MASK, 0x00);
 | |
| 	rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x40);
 | |
| 	u4b_tmp = rtl_get_rfreg(hw, RF90_PATH_A, 0, RFREG_OFFSET_MASK);
 | |
| 	while (u4b_tmp != 0 && delay > 0) {
 | |
| 		rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x0);
 | |
| 		rtl_set_rfreg(hw, RF90_PATH_A, 0x00, RFREG_OFFSET_MASK, 0x00);
 | |
| 		rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x40);
 | |
| 		u4b_tmp = rtl_get_rfreg(hw, RF90_PATH_A, 0, RFREG_OFFSET_MASK);
 | |
| 		delay--;
 | |
| 	}
 | |
| 	if (delay == 0) {
 | |
| 		rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x00);
 | |
| 		rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
 | |
| 		rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE3);
 | |
| 		rtl_write_byte(rtlpriv, REG_TXPAUSE, 0x00);
 | |
| 		RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
 | |
| 			 "Switch RF timeout !!!\n");
 | |
| 		return;
 | |
| 	}
 | |
| 	rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
 | |
| 	rtl_write_byte(rtlpriv, REG_SPS0_CTRL, 0x22);
 | |
| }
 | |
| 
 | |
| static bool _rtl92ce_phy_set_rf_power_state(struct ieee80211_hw *hw,
 | |
| 					    enum rf_pwrstate rfpwr_state)
 | |
| {
 | |
| 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 | |
| 	struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
 | |
| 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 | |
| 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
 | |
| 	bool bresult = true;
 | |
| 	u8 i, queue_id;
 | |
| 	struct rtl8192_tx_ring *ring = NULL;
 | |
| 
 | |
| 	switch (rfpwr_state) {
 | |
| 	case ERFON:{
 | |
| 			if ((ppsc->rfpwr_state == ERFOFF) &&
 | |
| 			    RT_IN_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC)) {
 | |
| 				bool rtstatus;
 | |
| 				u32 InitializeCount = 0;
 | |
| 				do {
 | |
| 					InitializeCount++;
 | |
| 					RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
 | |
| 						 "IPS Set eRf nic enable\n");
 | |
| 					rtstatus = rtl_ps_enable_nic(hw);
 | |
| 				} while (!rtstatus && (InitializeCount < 10));
 | |
| 				RT_CLEAR_PS_LEVEL(ppsc,
 | |
| 						  RT_RF_OFF_LEVL_HALT_NIC);
 | |
| 			} else {
 | |
| 				RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
 | |
| 					 "Set ERFON sleeped:%d ms\n",
 | |
| 					 jiffies_to_msecs(jiffies -
 | |
| 							  ppsc->
 | |
| 							  last_sleep_jiffies));
 | |
| 				ppsc->last_awake_jiffies = jiffies;
 | |
| 				rtl92ce_phy_set_rf_on(hw);
 | |
| 			}
 | |
| 			if (mac->link_state == MAC80211_LINKED) {
 | |
| 				rtlpriv->cfg->ops->led_control(hw,
 | |
| 							       LED_CTL_LINK);
 | |
| 			} else {
 | |
| 				rtlpriv->cfg->ops->led_control(hw,
 | |
| 							       LED_CTL_NO_LINK);
 | |
| 			}
 | |
| 			break;
 | |
| 		}
 | |
| 	case ERFOFF:{
 | |
| 			if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_HALT_NIC) {
 | |
| 				RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
 | |
| 					 "IPS Set eRf nic disable\n");
 | |
| 				rtl_ps_disable_nic(hw);
 | |
| 				RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
 | |
| 			} else {
 | |
| 				if (ppsc->rfoff_reason == RF_CHANGE_BY_IPS) {
 | |
| 					rtlpriv->cfg->ops->led_control(hw,
 | |
| 							       LED_CTL_NO_LINK);
 | |
| 				} else {
 | |
| 					rtlpriv->cfg->ops->led_control(hw,
 | |
| 							     LED_CTL_POWER_OFF);
 | |
| 				}
 | |
| 			}
 | |
| 			break;
 | |
| 		}
 | |
| 	case ERFSLEEP:{
 | |
| 			if (ppsc->rfpwr_state == ERFOFF)
 | |
| 				break;
 | |
| 			for (queue_id = 0, i = 0;
 | |
| 			     queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) {
 | |
| 				ring = &pcipriv->dev.tx_ring[queue_id];
 | |
| 				if (queue_id == BEACON_QUEUE ||
 | |
| 				    skb_queue_len(&ring->queue) == 0) {
 | |
| 					queue_id++;
 | |
| 					continue;
 | |
| 				} else {
 | |
| 					RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
 | |
| 						 "eRf Off/Sleep: %d times TcbBusyQueue[%d] =%d before doze!\n",
 | |
| 						 i + 1, queue_id,
 | |
| 						 skb_queue_len(&ring->queue));
 | |
| 
 | |
| 					udelay(10);
 | |
| 					i++;
 | |
| 				}
 | |
| 				if (i >= MAX_DOZE_WAITING_TIMES_9x) {
 | |
| 					RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
 | |
| 						 "ERFSLEEP: %d times TcbBusyQueue[%d] = %d !\n",
 | |
| 						 MAX_DOZE_WAITING_TIMES_9x,
 | |
| 						 queue_id,
 | |
| 						 skb_queue_len(&ring->queue));
 | |
| 					break;
 | |
| 				}
 | |
| 			}
 | |
| 			RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG,
 | |
| 				 "Set ERFSLEEP awaked:%d ms\n",
 | |
| 				 jiffies_to_msecs(jiffies -
 | |
| 						  ppsc->last_awake_jiffies));
 | |
| 			ppsc->last_sleep_jiffies = jiffies;
 | |
| 			_rtl92ce_phy_set_rf_sleep(hw);
 | |
| 			break;
 | |
| 		}
 | |
| 	default:
 | |
| 		pr_err("switch case %#x not processed\n",
 | |
| 		       rfpwr_state);
 | |
| 		bresult = false;
 | |
| 		break;
 | |
| 	}
 | |
| 	if (bresult)
 | |
| 		ppsc->rfpwr_state = rfpwr_state;
 | |
| 	return bresult;
 | |
| }
 | |
| 
 | |
| bool rtl92c_phy_set_rf_power_state(struct ieee80211_hw *hw,
 | |
| 				   enum rf_pwrstate rfpwr_state)
 | |
| {
 | |
| 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
 | |
| 
 | |
| 	bool bresult = false;
 | |
| 
 | |
| 	if (rfpwr_state == ppsc->rfpwr_state)
 | |
| 		return bresult;
 | |
| 	bresult = _rtl92ce_phy_set_rf_power_state(hw, rfpwr_state);
 | |
| 	return bresult;
 | |
| }
 | 
