mirrors/rtl8812au-chinawrj
1
0
Fork 0
mirror of https://github.com/chinawrj/rtl8812au synced 2024-11-13 01:22:30 +00:00
Code Issues Packages Projects Releases Wiki Activity
d91f4be99d
rtl8812au-chinawrj/hal/phydm/phydm_acs.c
astsam cf7aa86c38 Driver v5.1.5 for RTL8812AU (Tenda U12)
2017-04-15 11:46:31 +03:00

1227 lines
40 KiB
C
Raw Blame History

/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
//============================================================
// include files
//============================================================
#include "mp_precomp.h"
#include "phydm_precomp.h"
u1Byte
ODM_GetAutoChannelSelectResult(
IN PVOID pDM_VOID,
IN u1Byte Band
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
PACS pACS = &pDM_Odm->DM_ACS;
#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
if(Band == ODM_BAND_2_4G)
{
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("[ACS] ODM_GetAutoChannelSelectResult(): CleanChannel_2G(%d)\n", pACS->CleanChannel_2G));
return (u1Byte)pACS->CleanChannel_2G;
}
else
{
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("[ACS] ODM_GetAutoChannelSelectResult(): CleanChannel_5G(%d)\n", pACS->CleanChannel_5G));
return (u1Byte)pACS->CleanChannel_5G;
}
#else
return (u1Byte)pACS->CleanChannel_2G;
#endif
}
VOID
odm_AutoChannelSelectSetting(
IN PVOID pDM_VOID,
IN BOOLEAN IsEnable
)
{
#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
u2Byte period = 0x2710;// 40ms in default
u2Byte NHMType = 0x7;
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("odm_AutoChannelSelectSetting()=========> \n"));
if(IsEnable)
{//20 ms
period = 0x1388;
NHMType = 0x1;
}
if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES)
{
//PHY parameters initialize for ac series
ODM_Write2Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11AC+2, period); //0x990[31:16]=0x2710 Time duration for NHM unit: 4us, 0x2710=40ms
//ODM_SetBBReg(pDM_Odm, ODM_REG_NHM_TH9_TH10_11AC, BIT8|BIT9|BIT10, NHMType); //0x994[9:8]=3 enable CCX
}
else if (pDM_Odm->SupportICType & ODM_IC_11N_SERIES)
{
//PHY parameters initialize for n series
ODM_Write2Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11N+2, period); //0x894[31:16]=0x2710 Time duration for NHM unit: 4us, 0x2710=40ms
//ODM_SetBBReg(pDM_Odm, ODM_REG_NHM_TH9_TH10_11N, BIT10|BIT9|BIT8, NHMType); //0x890[9:8]=3 enable CCX
}
#endif
}
VOID
odm_AutoChannelSelectInit(
IN PVOID pDM_VOID
)
{
#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
PACS pACS = &pDM_Odm->DM_ACS;
u1Byte i;
if(!(pDM_Odm->SupportAbility & ODM_BB_NHM_CNT))
return;
if(pACS->bForceACSResult)
return;
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("odm_AutoChannelSelectInit()=========> \n"));
pACS->CleanChannel_2G = 1;
pACS->CleanChannel_5G = 36;
for (i = 0; i < ODM_MAX_CHANNEL_2G; ++i)
{
pACS->Channel_Info_2G[0][i] = 0;
pACS->Channel_Info_2G[1][i] = 0;
}
if (pDM_Odm->SupportICType & ODM_IC_11AC_SERIES)
{
for (i = 0; i < ODM_MAX_CHANNEL_5G; ++i)
{
pACS->Channel_Info_5G[0][i] = 0;
pACS->Channel_Info_5G[1][i] = 0;
}
}
#endif
}
VOID
odm_AutoChannelSelectReset(
IN PVOID pDM_VOID
)
{
#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
PACS pACS = &pDM_Odm->DM_ACS;
if(!(pDM_Odm->SupportAbility & ODM_BB_NHM_CNT))
return;
if(pACS->bForceACSResult)
return;
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("odm_AutoChannelSelectReset()=========> \n"));
odm_AutoChannelSelectSetting(pDM_Odm,TRUE);// for 20ms measurement
Phydm_NHMCounterStatisticsReset(pDM_Odm);
#endif
}
VOID
odm_AutoChannelSelect(
IN PVOID pDM_VOID,
IN u1Byte Channel
)
{
#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
PACS pACS = &pDM_Odm->DM_ACS;
u1Byte ChannelIDX = 0, SearchIDX = 0;
u2Byte MaxScore=0;
if(!(pDM_Odm->SupportAbility & ODM_BB_NHM_CNT))
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_AutoChannelSelect(): Return: SupportAbility ODM_BB_NHM_CNT is disabled\n"));
return;
}
if(pACS->bForceACSResult)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_DIG, ODM_DBG_LOUD, ("odm_AutoChannelSelect(): Force 2G clean channel = %d, 5G clean channel = %d\n",
pACS->CleanChannel_2G, pACS->CleanChannel_5G));
return;
}
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("odm_AutoChannelSelect(): Channel = %d=========> \n", Channel));
Phydm_GetNHMCounterStatistics(pDM_Odm);
odm_AutoChannelSelectSetting(pDM_Odm,FALSE);
if(Channel >=1 && Channel <=14)
{
ChannelIDX = Channel - 1;
pACS->Channel_Info_2G[1][ChannelIDX]++;
if(pACS->Channel_Info_2G[1][ChannelIDX] >= 2)
pACS->Channel_Info_2G[0][ChannelIDX] = (pACS->Channel_Info_2G[0][ChannelIDX] >> 1) +
(pACS->Channel_Info_2G[0][ChannelIDX] >> 2) + (pDM_Odm->NHM_cnt_0>>2);
else
pACS->Channel_Info_2G[0][ChannelIDX] = pDM_Odm->NHM_cnt_0;
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("odm_AutoChannelSelect(): NHM_cnt_0 = %d \n", pDM_Odm->NHM_cnt_0));
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("odm_AutoChannelSelect(): Channel_Info[0][%d] = %d, Channel_Info[1][%d] = %d\n", ChannelIDX, pACS->Channel_Info_2G[0][ChannelIDX], ChannelIDX, pACS->Channel_Info_2G[1][ChannelIDX]));
for(SearchIDX = 0; SearchIDX < ODM_MAX_CHANNEL_2G; SearchIDX++)
{
if(pACS->Channel_Info_2G[1][SearchIDX] != 0)
{
if(pACS->Channel_Info_2G[0][SearchIDX] >= MaxScore)
{
MaxScore = pACS->Channel_Info_2G[0][SearchIDX];
pACS->CleanChannel_2G = SearchIDX+1;
}
}
}
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("(1)odm_AutoChannelSelect(): 2G: CleanChannel_2G = %d, MaxScore = %d \n",
pACS->CleanChannel_2G, MaxScore));
}
else if(Channel >= 36)
{
// Need to do
pACS->CleanChannel_5G = Channel;
}
#endif
}
#if ( DM_ODM_SUPPORT_TYPE & ODM_AP )
VOID
phydm_AutoChannelSelectSettingAP(
IN PVOID pDM_VOID,
IN u4Byte setting, // 0: STORE_DEFAULT_NHM_SETTING; 1: RESTORE_DEFAULT_NHM_SETTING, 2: ACS_NHM_SETTING
IN u4Byte acs_step
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
prtl8192cd_priv priv = pDM_Odm->priv;
PACS pACS = &pDM_Odm->DM_ACS;
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("odm_AutoChannelSelectSettingAP()=========> \n"));
//3 Store Default Setting
if(setting == STORE_DEFAULT_NHM_SETTING)
{
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("STORE_DEFAULT_NHM_SETTING\n"));
if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES) // store Reg0x990, Reg0x994, Reg0x998, Reg0x99C, Reg0x9a0
{
pACS->Reg0x990 = ODM_Read4Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11AC); // Reg0x990
pACS->Reg0x994 = ODM_Read4Byte(pDM_Odm, ODM_REG_NHM_TH9_TH10_11AC); // Reg0x994
pACS->Reg0x998 = ODM_Read4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11AC); // Reg0x998
pACS->Reg0x99C = ODM_Read4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11AC); // Reg0x99c
pACS->Reg0x9A0 = ODM_Read1Byte(pDM_Odm, ODM_REG_NHM_TH8_11AC); // Reg0x9a0, u1Byte
}
else if(pDM_Odm->SupportICType & ODM_IC_11N_SERIES)
{
pACS->Reg0x890 = ODM_Read4Byte(pDM_Odm, ODM_REG_NHM_TH9_TH10_11N); // Reg0x890
pACS->Reg0x894 = ODM_Read4Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11N); // Reg0x894
pACS->Reg0x898 = ODM_Read4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11N); // Reg0x898
pACS->Reg0x89C = ODM_Read4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11N); // Reg0x89c
pACS->Reg0xE28 = ODM_Read1Byte(pDM_Odm, ODM_REG_NHM_TH8_11N); // Reg0xe28, u1Byte
}
}
//3 Restore Default Setting
else if(setting == RESTORE_DEFAULT_NHM_SETTING)
{
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("RESTORE_DEFAULT_NHM_SETTING\n"));
if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES) // store Reg0x990, Reg0x994, Reg0x998, Reg0x99C, Reg0x9a0
{
ODM_Write4Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11AC, pACS->Reg0x990);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH9_TH10_11AC, pACS->Reg0x994);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11AC, pACS->Reg0x998);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11AC, pACS->Reg0x99C);
ODM_Write1Byte(pDM_Odm, ODM_REG_NHM_TH8_11AC, pACS->Reg0x9A0);
}
else if(pDM_Odm->SupportICType & ODM_IC_11N_SERIES)
{
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH9_TH10_11N, pACS->Reg0x890);
ODM_Write4Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11AC, pACS->Reg0x894);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11N, pACS->Reg0x898);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11N, pACS->Reg0x89C);
ODM_Write1Byte(pDM_Odm, ODM_REG_NHM_TH8_11N, pACS->Reg0xE28);
}
}
//3 ACS Setting
else if(setting == ACS_NHM_SETTING)
{
ODM_RT_TRACE(pDM_Odm, ODM_COMP_ACS, ODM_DBG_LOUD, ("ACS_NHM_SETTING\n"));
u2Byte period;
period = 0x61a8;
pACS->ACS_Step = acs_step;
if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES)
{
//4 Set NHM period, 0x990[31:16]=0x61a8, Time duration for NHM unit: 4us, 0x61a8=100ms
ODM_Write2Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11AC+2, period);
//4 Set NHM ignore_cca=1, ignore_txon=1, ccx_en=0
ODM_SetBBReg(pDM_Odm, ODM_REG_NHM_TH9_TH10_11AC,BIT8|BIT9|BIT10, 3);
if(pACS->ACS_Step == 0)
{
//4 Set IGI
ODM_SetBBReg(pDM_Odm,0xc50,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x3E);
if (get_rf_mimo_mode(priv) != MIMO_1T1R)
ODM_SetBBReg(pDM_Odm,0xe50,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x3E);
//4 Set ACS NHM threshold
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11AC, 0x82786e64);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11AC, 0xffffff8c);
ODM_Write1Byte(pDM_Odm, ODM_REG_NHM_TH8_11AC, 0xff);
ODM_Write2Byte(pDM_Odm, ODM_REG_NHM_TH9_TH10_11AC+2, 0xffff);
}
else if(pACS->ACS_Step == 1)
{
//4 Set IGI
ODM_SetBBReg(pDM_Odm,0xc50,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x2A);
if (get_rf_mimo_mode(priv) != MIMO_1T1R)
ODM_SetBBReg(pDM_Odm,0xe50,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x2A);
//4 Set ACS NHM threshold
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11AC, 0x5a50463c);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11AC, 0xffffff64);
}
}
else if (pDM_Odm->SupportICType & ODM_IC_11N_SERIES)
{
//4 Set NHM period, 0x894[31:16]=0x61a8, Time duration for NHM unit: 4us, 0x61a8=100ms
ODM_Write2Byte(pDM_Odm, ODM_REG_CCX_PERIOD_11AC+2, period);
//4 Set NHM ignore_cca=1, ignore_txon=1, ccx_en=0
ODM_SetBBReg(pDM_Odm, ODM_REG_NHM_TH9_TH10_11N,BIT8|BIT9|BIT10, 3);
if(pACS->ACS_Step == 0)
{
//4 Set IGI
ODM_SetBBReg(pDM_Odm,0xc50,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x3E);
if (get_rf_mimo_mode(priv) != MIMO_1T1R)
ODM_SetBBReg(pDM_Odm,0xc58,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x3E);
//4 Set ACS NHM threshold
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11N, 0x82786e64);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11N, 0xffffff8c);
ODM_Write1Byte(pDM_Odm, ODM_REG_NHM_TH8_11N, 0xff);
ODM_Write2Byte(pDM_Odm, ODM_REG_NHM_TH9_TH10_11N+2, 0xffff);
}
else if(pACS->ACS_Step == 1)
{
//4 Set IGI
ODM_SetBBReg(pDM_Odm,0xc50,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x2A);
if (get_rf_mimo_mode(priv) != MIMO_1T1R)
ODM_SetBBReg(pDM_Odm,0xc58,BIT0|BIT1|BIT2|BIT3|BIT4|BIT5|BIT6,0x2A);
//4 Set ACS NHM threshold
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH3_TO_TH0_11N, 0x5a50463c);
ODM_Write4Byte(pDM_Odm, ODM_REG_NHM_TH7_TO_TH4_11N, 0xffffff64);
}
}
}
}
VOID
phydm_GetNHMStatisticsAP(
IN PVOID pDM_VOID,
IN u4Byte idx, // @ 2G, Real channel number = idx+1
IN u4Byte acs_step
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
prtl8192cd_priv priv = pDM_Odm->priv;
PACS pACS = &pDM_Odm->DM_ACS;
u4Byte value32 = 0;
u1Byte i;
pACS->ACS_Step = acs_step;
if(pDM_Odm->SupportICType & ODM_IC_11N_SERIES)
{
//4 Check if NHM result is ready
for (i=0; i<20; i++) {
ODM_delay_ms(1);
if ( ODM_GetBBReg(pDM_Odm,rFPGA0_PSDReport,BIT17) )
break;
}
//4 Get NHM Statistics
if ( pACS->ACS_Step==1 ) {
value32 = ODM_Read4Byte(pDM_Odm,ODM_REG_NHM_CNT7_TO_CNT4_11N);
pACS->NHM_Cnt[idx][9] = (value32 & bMaskByte1) >> 8;
pACS->NHM_Cnt[idx][8] = (value32 & bMaskByte0);
value32 = ODM_Read4Byte(pDM_Odm,ODM_REG_NHM_CNT_11N); // ODM_REG_NHM_CNT3_TO_CNT0_11N
pACS->NHM_Cnt[idx][7] = (value32 & bMaskByte3) >> 24;
pACS->NHM_Cnt[idx][6] = (value32 & bMaskByte2) >> 16;
pACS->NHM_Cnt[idx][5] = (value32 & bMaskByte1) >> 8;
} else if (pACS->ACS_Step==2) {
value32 = ODM_Read4Byte(pDM_Odm,ODM_REG_NHM_CNT_11N); // ODM_REG_NHM_CNT3_TO_CNT0_11N
pACS->NHM_Cnt[idx][4] = ODM_Read1Byte(pDM_Odm, ODM_REG_NHM_CNT7_TO_CNT4_11N);
pACS->NHM_Cnt[idx][3] = (value32 & bMaskByte3) >> 24;
pACS->NHM_Cnt[idx][2] = (value32 & bMaskByte2) >> 16;
pACS->NHM_Cnt[idx][1] = (value32 & bMaskByte1) >> 8;
pACS->NHM_Cnt[idx][0] = (value32 & bMaskByte0);
}
}
else if(pDM_Odm->SupportICType & ODM_IC_11AC_SERIES)
{
//4 Check if NHM result is ready
for (i=0; i<20; i++) {
ODM_delay_ms(1);
if (ODM_GetBBReg(pDM_Odm, ODM_REG_NHM_DUR_READY_11AC, BIT16))
break;
}
if ( pACS->ACS_Step==1 ) {
value32 = ODM_Read4Byte(pDM_Odm,ODM_REG_NHM_CNT7_TO_CNT4_11AC);
pACS->NHM_Cnt[idx][9] = (value32 & bMaskByte1) >> 8;
pACS->NHM_Cnt[idx][8] = (value32 & bMaskByte0);
value32 = ODM_Read4Byte(pDM_Odm,ODM_REG_NHM_CNT_11AC); // ODM_REG_NHM_CNT3_TO_CNT0_11AC
pACS->NHM_Cnt[idx][7] = (value32 & bMaskByte3) >> 24;
pACS->NHM_Cnt[idx][6] = (value32 & bMaskByte2) >> 16;
pACS->NHM_Cnt[idx][5] = (value32 & bMaskByte1) >> 8;
} else if (pACS->ACS_Step==2) {
value32 = ODM_Read4Byte(pDM_Odm,ODM_REG_NHM_CNT_11AC); // ODM_REG_NHM_CNT3_TO_CNT0_11AC
pACS->NHM_Cnt[idx][4] = ODM_Read1Byte(pDM_Odm, ODM_REG_NHM_CNT7_TO_CNT4_11AC);
pACS->NHM_Cnt[idx][3] = (value32 & bMaskByte3) >> 24;
pACS->NHM_Cnt[idx][2] = (value32 & bMaskByte2) >> 16;
pACS->NHM_Cnt[idx][1] = (value32 & bMaskByte1) >> 8;
pACS->NHM_Cnt[idx][0] = (value32 & bMaskByte0);
}
}
}
//#define ACS_DEBUG_INFO //acs debug default off
/*
int phydm_AutoChannelSelectAP(
IN PVOID pDM_VOID,
IN u4Byte ACS_Type, // 0: RXCount_Type, 1:NHM_Type
IN u4Byte available_chnl_num // amount of all channels
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
PACS pACS = &pDM_Odm->DM_ACS;
prtl8192cd_priv priv = pDM_Odm->priv;
static u4Byte score2G[MAX_2G_CHANNEL_NUM], score5G[MAX_5G_CHANNEL_NUM];
u4Byte score[MAX_BSS_NUM], use_nhm = 0;
u4Byte minScore=0xffffffff;
u4Byte tmpScore, tmpIdx=0;
u4Byte traffic_check = 0;
u4Byte fa_count_weighting = 1;
int i, j, idx=0, idx_2G_end=-1, idx_5G_begin=-1, minChan=0;
struct bss_desc *pBss=NULL;
#ifdef _DEBUG_RTL8192CD_
char tmpbuf[400];
int len=0;
#endif
memset(score2G, '\0', sizeof(score2G));
memset(score5G, '\0', sizeof(score5G));
for (i=0; i<priv->available_chnl_num; i++) {
if (priv->available_chnl[i] <= 14)
idx_2G_end = i;
else
break;
}
for (i=0; i<priv->available_chnl_num; i++) {
if (priv->available_chnl[i] > 14) {
idx_5G_begin = i;
break;
}
}
// DELETE
#ifndef CONFIG_RTL_NEW_AUTOCH
for (i=0; i<priv->site_survey->count; i++) {
pBss = &priv->site_survey->bss[i];
for (idx=0; idx<priv->available_chnl_num; idx++) {
if (pBss->channel == priv->available_chnl[idx]) {
if (pBss->channel <= 14)
setChannelScore(idx, score2G, 0, MAX_2G_CHANNEL_NUM-1);
else
score5G[idx - idx_5G_begin] += 5;
break;
}
}
}
#endif
if (idx_2G_end >= 0)
for (i=0; i<=idx_2G_end; i++)
score[i] = score2G[i];
if (idx_5G_begin >= 0)
for (i=idx_5G_begin; i<priv->available_chnl_num; i++)
score[i] = score5G[i - idx_5G_begin];
#ifdef CONFIG_RTL_NEW_AUTOCH
{
u4Byte y, ch_begin=0, ch_end= priv->available_chnl_num;
u4Byte do_ap_check = 1, ap_ratio = 0;
if (idx_2G_end >= 0)
ch_end = idx_2G_end+1;
if (idx_5G_begin >= 0)
ch_begin = idx_5G_begin;
#ifdef ACS_DEBUG_INFO//for debug
printk("\n");
for (y=ch_begin; y<ch_end; y++)
printk("1. init: chnl[%d] 20M_rx[%d] 40M_rx[%d] fa_cnt[%d] score[%d]\n",
priv->available_chnl[y],
priv->chnl_ss_mac_rx_count[y],
priv->chnl_ss_mac_rx_count_40M[y],
priv->chnl_ss_fa_count[y],
score[y]);
printk("\n");
#endif
#if defined(CONFIG_RTL_88E_SUPPORT) || defined(CONFIG_WLAN_HAL_8192EE)
if( pDM_Odm->SupportICType&(ODM_RTL8188E|ODM_RTL8192E)&& priv->pmib->dot11RFEntry.acs_type )
{
u4Byte tmp_score[MAX_BSS_NUM];
memcpy(tmp_score, score, sizeof(score));
if (find_clean_channel(priv, ch_begin, ch_end, tmp_score)) {
//memcpy(score, tmp_score, sizeof(score));
#ifdef _DEBUG_RTL8192CD_
printk("!! Found clean channel, select minimum FA channel\n");
#endif
goto USE_CLN_CH;
}
#ifdef _DEBUG_RTL8192CD_
printk("!! Not found clean channel, use NHM algorithm\n");
#endif
use_nhm = 1;
USE_CLN_CH:
for (y=ch_begin; y<ch_end; y++) {
for (i=0; i<=9; i++) {
u4Byte val32 = priv->nhm_cnt[y][i];
for (j=0; j<i; j++)
val32 *= 3;
score[y] += val32;
}
#ifdef _DEBUG_RTL8192CD_
printk("nhm_cnt_%d: H<-[ %3d %3d %3d %3d %3d %3d %3d %3d %3d %3d]->L, score: %d\n",
y+1, priv->nhm_cnt[y][9], priv->nhm_cnt[y][8], priv->nhm_cnt[y][7],
priv->nhm_cnt[y][6], priv->nhm_cnt[y][5], priv->nhm_cnt[y][4],
priv->nhm_cnt[y][3], priv->nhm_cnt[y][2], priv->nhm_cnt[y][1],
priv->nhm_cnt[y][0], score[y]);
#endif
}
if (!use_nhm)
memcpy(score, tmp_score, sizeof(score));
goto choose_ch;
}
#endif
// For each channel, weighting behind channels with MAC RX counter
//For each channel, weighting the channel with FA counter
for (y=ch_begin; y<ch_end; y++) {
score[y] += 8 * priv->chnl_ss_mac_rx_count[y];
if (priv->chnl_ss_mac_rx_count[y] > 30)
do_ap_check = 0;
if( priv->chnl_ss_mac_rx_count[y] > MAC_RX_COUNT_THRESHOLD )
traffic_check = 1;
#ifdef RTK_5G_SUPPORT
if (priv->pmib->dot11RFEntry.phyBandSelect == PHY_BAND_2G)
#endif
{
if ((int)(y-4) >= (int)ch_begin)
score[y-4] += 2 * priv->chnl_ss_mac_rx_count[y];
if ((int)(y-3) >= (int)ch_begin)
score[y-3] += 8 * priv->chnl_ss_mac_rx_count[y];
if ((int)(y-2) >= (int)ch_begin)
score[y-2] += 8 * priv->chnl_ss_mac_rx_count[y];
if ((int)(y-1) >= (int)ch_begin)
score[y-1] += 10 * priv->chnl_ss_mac_rx_count[y];
if ((int)(y+1) < (int)ch_end)
score[y+1] += 10 * priv->chnl_ss_mac_rx_count[y];
if ((int)(y+2) < (int)ch_end)
score[y+2] += 8 * priv->chnl_ss_mac_rx_count[y];
if ((int)(y+3) < (int)ch_end)
score[y+3] += 8 * priv->chnl_ss_mac_rx_count[y];
if ((int)(y+4) < (int)ch_end)
score[y+4] += 2 * priv->chnl_ss_mac_rx_count[y];
}
//this is for CH_LOAD caculation
if( priv->chnl_ss_cca_count[y] > priv->chnl_ss_fa_count[y])
priv->chnl_ss_cca_count[y]-= priv->chnl_ss_fa_count[y];
else
priv->chnl_ss_cca_count[y] = 0;
}
#ifdef ACS_DEBUG_INFO//for debug
printk("\n");
for (y=ch_begin; y<ch_end; y++)
printk("2. after 20M check: chnl[%d] score[%d]\n",priv->available_chnl[y], score[y]);
printk("\n");
#endif
for (y=ch_begin; y<ch_end; y++) {
if (priv->chnl_ss_mac_rx_count_40M[y]) {
score[y] += 5 * priv->chnl_ss_mac_rx_count_40M[y];
if (priv->chnl_ss_mac_rx_count_40M[y] > 30)
do_ap_check = 0;
if( priv->chnl_ss_mac_rx_count_40M[y] > MAC_RX_COUNT_THRESHOLD )
traffic_check = 1;
#ifdef RTK_5G_SUPPORT
if (priv->pmib->dot11RFEntry.phyBandSelect == PHY_BAND_2G)
#endif
{
if ((int)(y-6) >= (int)ch_begin)
score[y-6] += 1 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y-5) >= (int)ch_begin)
score[y-5] += 4 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y-4) >= (int)ch_begin)
score[y-4] += 4 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y-3) >= (int)ch_begin)
score[y-3] += 5 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y-2) >= (int)ch_begin)
score[y-2] += (5 * priv->chnl_ss_mac_rx_count_40M[y])/2;
if ((int)(y-1) >= (int)ch_begin)
score[y-1] += 5 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y+1) < (int)ch_end)
score[y+1] += 5 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y+2) < (int)ch_end)
score[y+2] += (5 * priv->chnl_ss_mac_rx_count_40M[y])/2;
if ((int)(y+3) < (int)ch_end)
score[y+3] += 5 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y+4) < (int)ch_end)
score[y+4] += 4 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y+5) < (int)ch_end)
score[y+5] += 4 * priv->chnl_ss_mac_rx_count_40M[y];
if ((int)(y+6) < (int)ch_end)
score[y+6] += 1 * priv->chnl_ss_mac_rx_count_40M[y];
}
}
}
#ifdef ACS_DEBUG_INFO//for debug
printk("\n");
for (y=ch_begin; y<ch_end; y++)
printk("3. after 40M check: chnl[%d] score[%d]\n",priv->available_chnl[y], score[y]);
printk("\n");
printk("4. do_ap_check=%d traffic_check=%d\n", do_ap_check, traffic_check);
printk("\n");
#endif
if( traffic_check == 0)
fa_count_weighting = 5;
else
fa_count_weighting = 1;
for (y=ch_begin; y<ch_end; y++) {
score[y] += fa_count_weighting * priv->chnl_ss_fa_count[y];
}
#ifdef ACS_DEBUG_INFO//for debug
printk("\n");
for (y=ch_begin; y<ch_end; y++)
printk("5. after fa check: chnl[%d] score[%d]\n",priv->available_chnl[y], score[y]);
printk("\n");
#endif
if (do_ap_check) {
for (i=0; i<priv->site_survey->count; i++) {
pBss = &priv->site_survey->bss[i];
for (y=ch_begin; y<ch_end; y++) {
if (pBss->channel == priv->available_chnl[y]) {
if (pBss->channel <= 14) {
#ifdef ACS_DEBUG_INFO//for debug
printk("\n");
printk("chnl[%d] has ap rssi=%d bw[0x%02x]\n",
pBss->channel, pBss->rssi, pBss->t_stamp[1]);
printk("\n");
#endif
if (pBss->rssi > 60)
ap_ratio = 4;
else if (pBss->rssi > 35)
ap_ratio = 2;
else
ap_ratio = 1;
if ((pBss->t_stamp[1] & 0x6) == 0) {
score[y] += 50 * ap_ratio;
if ((int)(y-4) >= (int)ch_begin)
score[y-4] += 10 * ap_ratio;
if ((int)(y-3) >= (int)ch_begin)
score[y-3] += 20 * ap_ratio;
if ((int)(y-2) >= (int)ch_begin)
score[y-2] += 30 * ap_ratio;
if ((int)(y-1) >= (int)ch_begin)
score[y-1] += 40 * ap_ratio;
if ((int)(y+1) < (int)ch_end)
score[y+1] += 40 * ap_ratio;
if ((int)(y+2) < (int)ch_end)
score[y+2] += 30 * ap_ratio;
if ((int)(y+3) < (int)ch_end)
score[y+3] += 20 * ap_ratio;
if ((int)(y+4) < (int)ch_end)
score[y+4] += 10 * ap_ratio;
}
else if ((pBss->t_stamp[1] & 0x4) == 0) {
score[y] += 50 * ap_ratio;
if ((int)(y-3) >= (int)ch_begin)
score[y-3] += 20 * ap_ratio;
if ((int)(y-2) >= (int)ch_begin)
score[y-2] += 30 * ap_ratio;
if ((int)(y-1) >= (int)ch_begin)
score[y-1] += 40 * ap_ratio;
if ((int)(y+1) < (int)ch_end)
score[y+1] += 50 * ap_ratio;
if ((int)(y+2) < (int)ch_end)
score[y+2] += 50 * ap_ratio;
if ((int)(y+3) < (int)ch_end)
score[y+3] += 50 * ap_ratio;
if ((int)(y+4) < (int)ch_end)
score[y+4] += 50 * ap_ratio;
if ((int)(y+5) < (int)ch_end)
score[y+5] += 40 * ap_ratio;
if ((int)(y+6) < (int)ch_end)
score[y+6] += 30 * ap_ratio;
if ((int)(y+7) < (int)ch_end)
score[y+7] += 20 * ap_ratio;
}
else {
score[y] += 50 * ap_ratio;
if ((int)(y-7) >= (int)ch_begin)
score[y-7] += 20 * ap_ratio;
if ((int)(y-6) >= (int)ch_begin)
score[y-6] += 30 * ap_ratio;
if ((int)(y-5) >= (int)ch_begin)
score[y-5] += 40 * ap_ratio;
if ((int)(y-4) >= (int)ch_begin)
score[y-4] += 50 * ap_ratio;
if ((int)(y-3) >= (int)ch_begin)
score[y-3] += 50 * ap_ratio;
if ((int)(y-2) >= (int)ch_begin)
score[y-2] += 50 * ap_ratio;
if ((int)(y-1) >= (int)ch_begin)
score[y-1] += 50 * ap_ratio;
if ((int)(y+1) < (int)ch_end)
score[y+1] += 40 * ap_ratio;
if ((int)(y+2) < (int)ch_end)
score[y+2] += 30 * ap_ratio;
if ((int)(y+3) < (int)ch_end)
score[y+3] += 20 * ap_ratio;
}
}
else {
if ((pBss->t_stamp[1] & 0x6) == 0) {
score[y] += 500;
}
else if ((pBss->t_stamp[1] & 0x4) == 0) {
score[y] += 500;
if ((int)(y+1) < (int)ch_end)
score[y+1] += 500;
}
else {
score[y] += 500;
if ((int)(y-1) >= (int)ch_begin)
score[y-1] += 500;
}
}
break;
}
}
}
}
#ifdef ACS_DEBUG_INFO//for debug
printk("\n");
for (y=ch_begin; y<ch_end; y++)
printk("6. after ap check: chnl[%d]:%d\n", priv->available_chnl[y],score[y]);
printk("\n");
#endif
#ifdef SS_CH_LOAD_PROC
// caculate noise level -- suggested by wilson
for (y=ch_begin; y<ch_end; y++) {
int fa_lv=0, cca_lv=0;
if (priv->chnl_ss_fa_count[y]>1000) {
fa_lv = 100;
} else if (priv->chnl_ss_fa_count[y]>500) {
fa_lv = 34 * (priv->chnl_ss_fa_count[y]-500) / 500 + 66;
} else if (priv->chnl_ss_fa_count[y]>200) {
fa_lv = 33 * (priv->chnl_ss_fa_count[y] - 200) / 300 + 33;
} else if (priv->chnl_ss_fa_count[y]>100) {
fa_lv = 18 * (priv->chnl_ss_fa_count[y] - 100) / 100 + 15;
} else {
fa_lv = 15 * priv->chnl_ss_fa_count[y] / 100;
}
if (priv->chnl_ss_cca_count[y]>400) {
cca_lv = 100;
} else if (priv->chnl_ss_cca_count[y]>200) {
cca_lv = 34 * (priv->chnl_ss_cca_count[y] - 200) / 200 + 66;
} else if (priv->chnl_ss_cca_count[y]>80) {
cca_lv = 33 * (priv->chnl_ss_cca_count[y] - 80) / 120 + 33;
} else if (priv->chnl_ss_cca_count[y]>40) {
cca_lv = 18 * (priv->chnl_ss_cca_count[y] - 40) / 40 + 15;
} else {
cca_lv = 15 * priv->chnl_ss_cca_count[y] / 40;
}
priv->chnl_ss_load[y] = (((fa_lv > cca_lv)? fa_lv : cca_lv)*75+((score[y]>100)?100:score[y])*25)/100;
DEBUG_INFO("ch:%d f=%d (%d), c=%d (%d), fl=%d, cl=%d, sc=%d, cu=%d\n",
priv->available_chnl[y],
priv->chnl_ss_fa_count[y], fa_thd,
priv->chnl_ss_cca_count[y], cca_thd,
fa_lv,
cca_lv,
score[y],
priv->chnl_ss_load[y]);
}
#endif
}
#endif
choose_ch:
#ifdef DFS
// heavy weighted DFS channel
if (idx_5G_begin >= 0){
for (i=idx_5G_begin; i<priv->available_chnl_num; i++) {
if (!priv->pmib->dot11DFSEntry.disable_DFS && is_DFS_channel(priv->available_chnl[i])
&& (score[i]!= 0xffffffff)){
score[i] += 1600;
}
}
}
#endif
//prevent Auto Channel selecting wrong channel in 40M mode-----------------
if ((priv->pmib->dot11BssType.net_work_type & WIRELESS_11N)
&& priv->pshare->is_40m_bw) {
#if 0
if (GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset == 1) {
//Upper Primary Channel, cannot select the two lowest channels
if (priv->pmib->dot11BssType.net_work_type & WIRELESS_11G) {
score[0] = 0xffffffff;
score[1] = 0xffffffff;
score[2] = 0xffffffff;
score[3] = 0xffffffff;
score[4] = 0xffffffff;
score[13] = 0xffffffff;
score[12] = 0xffffffff;
score[11] = 0xffffffff;
}
// if (priv->pmib->dot11BssType.net_work_type & WIRELESS_11A) {
// score[idx_5G_begin] = 0xffffffff;
// score[idx_5G_begin + 1] = 0xffffffff;
// }
}
else if (GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset == 2) {
//Lower Primary Channel, cannot select the two highest channels
if (priv->pmib->dot11BssType.net_work_type & WIRELESS_11G) {
score[0] = 0xffffffff;
score[1] = 0xffffffff;
score[2] = 0xffffffff;
score[13] = 0xffffffff;
score[12] = 0xffffffff;
score[11] = 0xffffffff;
score[10] = 0xffffffff;
score[9] = 0xffffffff;
}
// if (priv->pmib->dot11BssType.net_work_type & WIRELESS_11A) {
// score[priv->available_chnl_num - 2] = 0xffffffff;
// score[priv->available_chnl_num - 1] = 0xffffffff;
// }
}
#endif
for (i=0; i<=idx_2G_end; ++i)
if (priv->available_chnl[i] == 14)
score[i] = 0xffffffff; // mask chan14
#ifdef RTK_5G_SUPPORT
if (idx_5G_begin >= 0) {
for (i=idx_5G_begin; i<priv->available_chnl_num; i++) {
int ch = priv->available_chnl[i];
if(priv->available_chnl[i] > 144)
--ch;
if((ch%4) || ch==140 || ch == 164 ) //mask ch 140, ch 165, ch 184...
score[i] = 0xffffffff;
}
}
#endif
}
if (priv->pmib->dot11RFEntry.disable_ch1213) {
for (i=0; i<=idx_2G_end; ++i) {
int ch = priv->available_chnl[i];
if ((ch == 12) || (ch == 13))
score[i] = 0xffffffff;
}
}
if (((priv->pmib->dot11StationConfigEntry.dot11RegDomain == DOMAIN_GLOBAL) ||
(priv->pmib->dot11StationConfigEntry.dot11RegDomain == DOMAIN_WORLD_WIDE)) &&
(idx_2G_end >= 11) && (idx_2G_end < 14)) {
score[13] = 0xffffffff; // mask chan14
score[12] = 0xffffffff; // mask chan13
score[11] = 0xffffffff; // mask chan12
}
//------------------------------------------------------------------
#ifdef _DEBUG_RTL8192CD_
for (i=0; i<priv->available_chnl_num; i++) {
len += sprintf(tmpbuf+len, "ch%d:%u ", priv->available_chnl[i], score[i]);
}
strcat(tmpbuf, "\n");
panic_printk("%s", tmpbuf);
#endif
if ( (priv->pmib->dot11RFEntry.phyBandSelect == PHY_BAND_5G)
&& (priv->pmib->dot11nConfigEntry.dot11nUse40M == HT_CHANNEL_WIDTH_80))
{
for (i=0; i<priv->available_chnl_num; i++) {
if (is80MChannel(priv->available_chnl, priv->available_chnl_num, priv->available_chnl[i])) {
tmpScore = 0;
for (j=0; j<4; j++) {
if ((tmpScore != 0xffffffff) && (score[i+j] != 0xffffffff))
tmpScore += score[i+j];
else
tmpScore = 0xffffffff;
}
tmpScore = tmpScore / 4;
if (minScore > tmpScore) {
minScore = tmpScore;
tmpScore = 0xffffffff;
for (j=0; j<4; j++) {
if (score[i+j] < tmpScore) {
tmpScore = score[i+j];
tmpIdx = i+j;
}
}
idx = tmpIdx;
}
i += 3;
}
}
if (minScore == 0xffffffff) {
// there is no 80M channels
priv->pshare->is_40m_bw = HT_CHANNEL_WIDTH_20;
for (i=0; i<priv->available_chnl_num; i++) {
if (score[i] < minScore) {
minScore = score[i];
idx = i;
}
}
}
}
else if( (priv->pmib->dot11RFEntry.phyBandSelect == PHY_BAND_5G)
&& (priv->pmib->dot11nConfigEntry.dot11nUse40M == HT_CHANNEL_WIDTH_20_40))
{
for (i=0; i<priv->available_chnl_num; i++) {
if(is40MChannel(priv->available_chnl,priv->available_chnl_num,priv->available_chnl[i])) {
tmpScore = 0;
for(j=0;j<2;j++) {
if ((tmpScore != 0xffffffff) && (score[i+j] != 0xffffffff))
tmpScore += score[i+j];
else
tmpScore = 0xffffffff;
}
tmpScore = tmpScore / 2;
if(minScore > tmpScore) {
minScore = tmpScore;
tmpScore = 0xffffffff;
for (j=0; j<2; j++) {
if (score[i+j] < tmpScore) {
tmpScore = score[i+j];
tmpIdx = i+j;
}
}
idx = tmpIdx;
}
i += 1;
}
}
if (minScore == 0xffffffff) {
// there is no 40M channels
priv->pshare->is_40m_bw = HT_CHANNEL_WIDTH_20;
for (i=0; i<priv->available_chnl_num; i++) {
if (score[i] < minScore) {
minScore = score[i];
idx = i;
}
}
}
}
else if( (priv->pmib->dot11RFEntry.phyBandSelect == PHY_BAND_2G)
&& (priv->pmib->dot11nConfigEntry.dot11nUse40M == HT_CHANNEL_WIDTH_20_40)
&& (priv->available_chnl_num >= 8) )
{
u4Byte groupScore[14];
memset(groupScore, 0xff , sizeof(groupScore));
for (i=0; i<priv->available_chnl_num-4; i++) {
if (score[i] != 0xffffffff && score[i+4] != 0xffffffff) {
groupScore[i] = score[i] + score[i+4];
DEBUG_INFO("groupScore, ch %d,%d: %d\n", i+1, i+5, groupScore[i]);
if (groupScore[i] < minScore) {
#ifdef AUTOCH_SS_SPEEDUP
if(priv->pmib->miscEntry.autoch_1611_enable)
{
if(priv->available_chnl[i]==1 || priv->available_chnl[i]==6 || priv->available_chnl[i]==11)
{
minScore = groupScore[i];
idx = i;
}
}
else
#endif
{
minScore = groupScore[i];
idx = i;
}
}
}
}
if (score[idx] < score[idx+4]) {
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_ABOVE;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_ABOVE;
} else {
idx = idx + 4;
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_BELOW;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_BELOW;
}
}
else
{
for (i=0; i<priv->available_chnl_num; i++) {
if (score[i] < minScore) {
#ifdef AUTOCH_SS_SPEEDUP
if(priv->pmib->miscEntry.autoch_1611_enable)
{
if(priv->available_chnl[i]==1 || priv->available_chnl[i]==6 || priv->available_chnl[i]==11)
{
minScore = score[i];
idx = i;
}
}
else
#endif
{
minScore = score[i];
idx = i;
}
}
}
}
if (IS_A_CUT_8881A(priv) &&
(priv->pmib->dot11nConfigEntry.dot11nUse40M == HT_CHANNEL_WIDTH_80)) {
if ((priv->available_chnl[idx] == 36) ||
(priv->available_chnl[idx] == 52) ||
(priv->available_chnl[idx] == 100) ||
(priv->available_chnl[idx] == 116) ||
(priv->available_chnl[idx] == 132) ||
(priv->available_chnl[idx] == 149) ||
(priv->available_chnl[idx] == 165))
idx++;
else if ((priv->available_chnl[idx] == 48) ||
(priv->available_chnl[idx] == 64) ||
(priv->available_chnl[idx] == 112) ||
(priv->available_chnl[idx] == 128) ||
(priv->available_chnl[idx] == 144) ||
(priv->available_chnl[idx] == 161) ||
(priv->available_chnl[idx] == 177))
idx--;
}
minChan = priv->available_chnl[idx];
// skip channel 14 if don't support ofdm
if ((priv->pmib->dot11RFEntry.disable_ch14_ofdm) &&
(minChan == 14)) {
score[idx] = 0xffffffff;
minScore = 0xffffffff;
for (i=0; i<priv->available_chnl_num; i++) {
if (score[i] < minScore) {
minScore = score[i];
idx = i;
}
}
minChan = priv->available_chnl[idx];
}
#if 0
//Check if selected channel available for 80M/40M BW or NOT ?
if(priv->pmib->dot11RFEntry.phyBandSelect == PHY_BAND_5G)
{
if(priv->pmib->dot11nConfigEntry.dot11nUse40M == HT_CHANNEL_WIDTH_80)
{
if(!is80MChannel(priv->available_chnl,priv->available_chnl_num,minChan))
{
//printk("BW=80M, selected channel = %d is unavaliable! reduce to 40M\n", minChan);
//priv->pmib->dot11nConfigEntry.dot11nUse40M = HT_CHANNEL_WIDTH_20_40;
priv->pshare->is_40m_bw = HT_CHANNEL_WIDTH_20_40;
}
}
if(priv->pmib->dot11nConfigEntry.dot11nUse40M == HT_CHANNEL_WIDTH_20_40)
{
if(!is40MChannel(priv->available_chnl,priv->available_chnl_num,minChan))
{
//printk("BW=40M, selected channel = %d is unavaliable! reduce to 20M\n", minChan);
//priv->pmib->dot11nConfigEntry.dot11nUse40M = HT_CHANNEL_WIDTH_20;
priv->pshare->is_40m_bw = HT_CHANNEL_WIDTH_20;
}
}
}
#endif
#ifdef CONFIG_RTL_NEW_AUTOCH
RTL_W32(RXERR_RPT, RXERR_RPT_RST);
#endif
// auto adjust contro-sideband
if ((priv->pmib->dot11BssType.net_work_type & WIRELESS_11N)
&& (priv->pshare->is_40m_bw ==1 || priv->pshare->is_40m_bw ==2)) {
#ifdef RTK_5G_SUPPORT
if (priv->pmib->dot11RFEntry.phyBandSelect & PHY_BAND_5G) {
if( (minChan>144) ? ((minChan-1)%8) : (minChan%8)) {
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_ABOVE;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_ABOVE;
} else {
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_BELOW;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_BELOW;
}
} else
#endif
{
#if 0
#ifdef CONFIG_RTL_NEW_AUTOCH
unsigned int ch_max;
if (priv->available_chnl[idx_2G_end] >= 13)
ch_max = 13;
else
ch_max = priv->available_chnl[idx_2G_end];
if ((minChan >= 5) && (minChan <= (ch_max-5))) {
if (score[minChan+4] > score[minChan-4]) { // what if some channels were cancelled?
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_BELOW;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_BELOW;
} else {
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_ABOVE;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_ABOVE;
}
} else
#endif
{
if (minChan < 5) {
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_ABOVE;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_ABOVE;
}
else if (minChan > 7) {
GET_MIB(priv)->dot11nConfigEntry.dot11n2ndChOffset = HT_2NDCH_OFFSET_BELOW;
priv->pshare->offset_2nd_chan = HT_2NDCH_OFFSET_BELOW;
}
}
#endif
}
}
//-----------------------
#if defined(__ECOS) && defined(CONFIG_SDIO_HCI)
panic_printk("Auto channel choose ch:%d\n", minChan);
#else
#ifdef _DEBUG_RTL8192CD_
panic_printk("Auto channel choose ch:%d\n", minChan);
#endif
#endif
#ifdef ACS_DEBUG_INFO//for debug
printk("7. minChan:%d 2nd_offset:%d\n", minChan, priv->pshare->offset_2nd_chan);
#endif
return minChan;
}
*/
#endif
Reference in New Issue View Git Blame Copy Permalink