1// SPDX-License-Identifier: GPL-2.0
2/******************************************************************************
3 *
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7
8#include "odm_precomp.h"
9
10void odm_DynamicBBPowerSavingInit(void *pDM_VOID)
11{
12 struct dm_odm_t *pDM_Odm = (struct dm_odm_t *)pDM_VOID;
13 struct ps_t *pDM_PSTable = &pDM_Odm->DM_PSTable;
14
15 pDM_PSTable->PreCCAState = CCA_MAX;
16 pDM_PSTable->CurCCAState = CCA_MAX;
17 pDM_PSTable->PreRFState = RF_MAX;
18 pDM_PSTable->CurRFState = RF_MAX;
19 pDM_PSTable->Rssi_val_min = 0;
20 pDM_PSTable->initialize = 0;
21}
22
23void ODM_RF_Saving(void *pDM_VOID, u8 bForceInNormal)
24{
25 struct dm_odm_t *pDM_Odm = (struct dm_odm_t *)pDM_VOID;
26 struct ps_t *pDM_PSTable = &pDM_Odm->DM_PSTable;
27 u8 Rssi_Up_bound = 30;
28 u8 Rssi_Low_bound = 25;
29
30 if (pDM_Odm->PatchID == 40) { /* RT_CID_819x_FUNAI_TV */
31 Rssi_Up_bound = 50;
32 Rssi_Low_bound = 45;
33 }
34
35 if (pDM_PSTable->initialize == 0) {
36
37 pDM_PSTable->Reg874 = (PHY_QueryBBReg(pDM_Odm->Adapter, 0x874, bMaskDWord)&0x1CC000)>>14;
38 pDM_PSTable->RegC70 = (PHY_QueryBBReg(pDM_Odm->Adapter, 0xc70, bMaskDWord)&BIT3)>>3;
39 pDM_PSTable->Reg85C = (PHY_QueryBBReg(pDM_Odm->Adapter, 0x85c, bMaskDWord)&0xFF000000)>>24;
40 pDM_PSTable->RegA74 = (PHY_QueryBBReg(pDM_Odm->Adapter, 0xa74, bMaskDWord)&0xF000)>>12;
41 /* Reg818 = PHY_QueryBBReg(padapter, 0x818, bMaskDWord); */
42 pDM_PSTable->initialize = 1;
43 }
44
45 if (!bForceInNormal) {
46 if (pDM_Odm->RSSI_Min != 0xFF) {
47 if (pDM_PSTable->PreRFState == RF_Normal) {
48 if (pDM_Odm->RSSI_Min >= Rssi_Up_bound)
49 pDM_PSTable->CurRFState = RF_Save;
50 else
51 pDM_PSTable->CurRFState = RF_Normal;
52 } else {
53 if (pDM_Odm->RSSI_Min <= Rssi_Low_bound)
54 pDM_PSTable->CurRFState = RF_Normal;
55 else
56 pDM_PSTable->CurRFState = RF_Save;
57 }
58 } else
59 pDM_PSTable->CurRFState = RF_MAX;
60 } else
61 pDM_PSTable->CurRFState = RF_Normal;
62
63 if (pDM_PSTable->PreRFState != pDM_PSTable->CurRFState) {
64 if (pDM_PSTable->CurRFState == RF_Save) {
65 PHY_SetBBReg(pDM_Odm->Adapter, 0x874, 0x1C0000, 0x2); /* Reg874[20:18]=3'b010 */
66 PHY_SetBBReg(pDM_Odm->Adapter, 0xc70, BIT3, 0); /* RegC70[3]= 1'b0 */
67 PHY_SetBBReg(pDM_Odm->Adapter, 0x85c, 0xFF000000, 0x63); /* Reg85C[31:24]= 0x63 */
68 PHY_SetBBReg(pDM_Odm->Adapter, 0x874, 0xC000, 0x2); /* Reg874[15:14]=2'b10 */
69 PHY_SetBBReg(pDM_Odm->Adapter, 0xa74, 0xF000, 0x3); /* RegA75[7:4]= 0x3 */
70 PHY_SetBBReg(pDM_Odm->Adapter, 0x818, BIT28, 0x0); /* Reg818[28]= 1'b0 */
71 PHY_SetBBReg(pDM_Odm->Adapter, 0x818, BIT28, 0x1); /* Reg818[28]= 1'b1 */
72 } else {
73 PHY_SetBBReg(pDM_Odm->Adapter, 0x874, 0x1CC000, pDM_PSTable->Reg874);
74 PHY_SetBBReg(pDM_Odm->Adapter, 0xc70, BIT3, pDM_PSTable->RegC70);
75 PHY_SetBBReg(pDM_Odm->Adapter, 0x85c, 0xFF000000, pDM_PSTable->Reg85C);
76 PHY_SetBBReg(pDM_Odm->Adapter, 0xa74, 0xF000, pDM_PSTable->RegA74);
77 PHY_SetBBReg(pDM_Odm->Adapter, 0x818, BIT28, 0x0);
78 }
79 pDM_PSTable->PreRFState = pDM_PSTable->CurRFState;
80 }
81}
82

source code of linux/drivers/staging/rtl8723bs/hal/odm_DynamicBBPowerSaving.c