1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3  *
4  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5  *
6  ******************************************************************************/
7 /******************************************************************************
8  *
9  *
10  * Module:	rtl8192c_rf6052.c	(Source C File)
11  *
12  * Note:	Provide RF 6052 series relative API.
13  *
14  * Function:
15  *
16  * Export:
17  *
18  * Abbrev:
19  *
20  * History:
21  * Data			Who		Remark
22  *
23  * 09/25/2008	MHC		Create initial version.
24  * 11/05/2008	MHC		Add API for tw power setting.
25  *
26  *
27 ******************************************************************************/
28 
29 #include <rtl8723b_hal.h>
30 
31 /*---------------------------Define Local Constant---------------------------*/
32 /*---------------------------Define Local Constant---------------------------*/
33 
34 
35 /*------------------------Define global variable-----------------------------*/
36 /*------------------------Define global variable-----------------------------*/
37 
38 
39 /*------------------------Define local variable------------------------------*/
40 /*  2008/11/20 MH For Debug only, RF */
41 /*------------------------Define local variable------------------------------*/
42 
43 /*-----------------------------------------------------------------------------
44  * Function:    PHY_RF6052SetBandwidth()
45  *
46  * Overview:    This function is called by SetBWModeCallback8190Pci() only
47  *
48  * Input:       struct adapter *			Adapter
49  *		WIRELESS_BANDWIDTH_E	Bandwidth	20M or 40M
50  *
51  * Output:      NONE
52  *
53  * Return:      NONE
54  *
55  * Note:		For RF type 0222D
56  *---------------------------------------------------------------------------*/
57 void PHY_RF6052SetBandwidth8723B(
58 	struct adapter *Adapter, enum channel_width Bandwidth
59 ) /* 20M or 40M */
60 {
61 	struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);
62 
63 	switch (Bandwidth) {
64 	case CHANNEL_WIDTH_20:
65 		pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff) | BIT10 | BIT11);
66 		PHY_SetRFReg(Adapter, ODM_RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
67 		PHY_SetRFReg(Adapter, ODM_RF_PATH_B, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
68 		break;
69 
70 	case CHANNEL_WIDTH_40:
71 		pHalData->RfRegChnlVal[0] = ((pHalData->RfRegChnlVal[0] & 0xfffff3ff) | BIT10);
72 		PHY_SetRFReg(Adapter, ODM_RF_PATH_A, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
73 		PHY_SetRFReg(Adapter, ODM_RF_PATH_B, RF_CHNLBW, bRFRegOffsetMask, pHalData->RfRegChnlVal[0]);
74 		break;
75 
76 	default:
77 		break;
78 	}
79 
80 }
81 
82 static int phy_RF6052_Config_ParaFile(struct adapter *Adapter)
83 {
84 	u32 u4RegValue = 0;
85 	u8 eRFPath;
86 	struct bb_register_def *pPhyReg;
87 	struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);
88 
89 	/* 3----------------------------------------------------------------- */
90 	/* 3 <2> Initialize RF */
91 	/* 3----------------------------------------------------------------- */
92 	/* for (eRFPath = RF_PATH_A; eRFPath <pHalData->NumTotalRFPath; eRFPath++) */
93 	for (eRFPath = 0; eRFPath < pHalData->NumTotalRFPath; eRFPath++) {
94 
95 		pPhyReg = &pHalData->PHYRegDef[eRFPath];
96 
97 		/*----Store original RFENV control type----*/
98 		switch (eRFPath) {
99 		case RF_PATH_A:
100 		case RF_PATH_C:
101 			u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV);
102 			break;
103 		case RF_PATH_B:
104 		case RF_PATH_D:
105 			u4RegValue = PHY_QueryBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV << 16);
106 			break;
107 		}
108 
109 		/*----Set RF_ENV enable----*/
110 		PHY_SetBBReg(Adapter, pPhyReg->rfintfe, bRFSI_RFENV << 16, 0x1);
111 		udelay(1);/* PlatformStallExecution(1); */
112 
113 		/*----Set RF_ENV output high----*/
114 		PHY_SetBBReg(Adapter, pPhyReg->rfintfo, bRFSI_RFENV, 0x1);
115 		udelay(1);/* PlatformStallExecution(1); */
116 
117 		/* Set bit number of Address and Data for RF register */
118 		PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireAddressLength, 0x0);	/*  Set 1 to 4 bits for 8255 */
119 		udelay(1);/* PlatformStallExecution(1); */
120 
121 		PHY_SetBBReg(Adapter, pPhyReg->rfHSSIPara2, b3WireDataLength, 0x0);	/*  Set 0 to 12  bits for 8255 */
122 		udelay(1);/* PlatformStallExecution(1); */
123 
124 		/*----Initialize RF fom connfiguration file----*/
125 		switch (eRFPath) {
126 		case RF_PATH_A:
127 		case RF_PATH_B:
128 			ODM_ConfigRFWithHeaderFile(&pHalData->odmpriv,
129 						   CONFIG_RF_RADIO, eRFPath);
130 			break;
131 		case RF_PATH_C:
132 		case RF_PATH_D:
133 			break;
134 		}
135 
136 		/*----Restore RFENV control type----*/
137 		switch (eRFPath) {
138 		case RF_PATH_A:
139 		case RF_PATH_C:
140 			PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV, u4RegValue);
141 			break;
142 		case RF_PATH_B:
143 		case RF_PATH_D:
144 			PHY_SetBBReg(Adapter, pPhyReg->rfintfs, bRFSI_RFENV << 16, u4RegValue);
145 			break;
146 		}
147 	}
148 
149 	/* 3 ----------------------------------------------------------------- */
150 	/* 3 Configuration of Tx Power Tracking */
151 	/* 3 ----------------------------------------------------------------- */
152 
153 	ODM_ConfigRFWithTxPwrTrackHeaderFile(&pHalData->odmpriv);
154 
155 	return _SUCCESS;
156 }
157 
158 
159 int PHY_RF6052_Config8723B(struct adapter *Adapter)
160 {
161 	struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);
162 
163 	/*  */
164 	/*  Initialize general global value */
165 	/*  */
166 	/*  TODO: Extend RF_PATH_C and RF_PATH_D in the future */
167 	if (pHalData->rf_type == RF_1T1R)
168 		pHalData->NumTotalRFPath = 1;
169 	else
170 		pHalData->NumTotalRFPath = 2;
171 
172 	/*  */
173 	/*  Config BB and RF */
174 	/*  */
175 	return phy_RF6052_Config_ParaFile(Adapter);
176 
177 }
178 
179 /* End of HalRf6052.c */
180