realtek-rtl8188eus-dkms/hal/phydm/phydm_psd.c

403 lines
11 KiB
C

/******************************************************************************
*
* Copyright(c) 2007 - 2017 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 files
//============================================================
#include "mp_precomp.h"
#include "phydm_precomp.h"
#ifdef CONFIG_PSD_TOOL
u32
phydm_get_psd_data(
void *dm_void,
u32 psd_tone_idx,
u32 igi
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct psd_info *dm_psd_table = &dm->dm_psd_table;
u32 psd_report = 0;
odm_set_bb_reg(dm, dm_psd_table->psd_reg, 0x3ff, psd_tone_idx);
odm_set_bb_reg(dm, dm_psd_table->psd_reg, BIT(22), 1); /*PSD trigger start*/
ODM_delay_us(10);
odm_set_bb_reg(dm, dm_psd_table->psd_reg, BIT(22), 0); /*PSD trigger stop*/
psd_report = odm_get_bb_reg(dm, dm_psd_table->psd_report_reg, 0xffff);
psd_report = odm_convert_to_db(psd_report) + igi;
return psd_report;
}
u8 psd_result_cali_tone_8821[7]= {21, 28, 33, 93, 98, 105, 127};
u8 psd_result_cali_val_8821[7] = {67,69,71,72,71,69,67};
void
phydm_psd(
void *dm_void,
u32 igi,
u16 start_point,
u16 stop_point
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct psd_info *dm_psd_table = &dm->dm_psd_table;
u32 i = 0, mod_tone_idx;
u32 t = 0;
u16 fft_max_half_bw;
u32 psd_igi_a_reg;
u32 psd_igi_b_reg;
u16 psd_fc_channel = dm_psd_table->psd_fc_channel;
u8 ag_rf_mode_reg = 0;
u8 rf_reg18_9_8 = 0;
u32 psd_result_tmp = 0;
u8 psd_result = 0;
u8 psd_result_cali_tone[7] = {0};
u8 psd_result_cali_val[7] = {0};
u8 noise_table_idx = 0;
u8 set_result;
if (dm->support_ic_type == ODM_RTL8821) {
odm_move_memory(dm, psd_result_cali_tone, psd_result_cali_tone_8821, 7);
odm_move_memory(dm, psd_result_cali_val, psd_result_cali_val_8821, 7);
}
dm_psd_table->psd_in_progress = 1;
/*[Stop DIG]*/
dm->support_ability &= ~(ODM_BB_DIG);
dm->support_ability &= ~(ODM_BB_FA_CNT);
PHYDM_DBG(dm, ODM_COMP_API, "PSD Start =>\n");
if (dm->support_ic_type & ODM_IC_11AC_SERIES) {
psd_igi_a_reg = 0xc50;
psd_igi_b_reg = 0xe50;
} else {
psd_igi_a_reg = 0xc50;
psd_igi_b_reg = 0xc58;
}
/*[back up IGI]*/
dm_psd_table->initial_gain_backup = odm_get_bb_reg(dm, psd_igi_a_reg, 0xff);
odm_set_bb_reg(dm, psd_igi_a_reg, 0xff, 0x6e); /*IGI target at 0dBm & make it can't CCA*/
odm_set_bb_reg(dm, psd_igi_b_reg, 0xff, 0x6e); /*IGI target at 0dBm & make it can't CCA*/
ODM_delay_us(10);
if (phydm_stop_ic_trx(dm, PHYDM_SET) == PHYDM_SET_FAIL) {
PHYDM_DBG(dm, ODM_COMP_API, "STOP_TRX_FAIL\n");
return;
}
/*[Set IGI]*/
odm_set_bb_reg(dm, psd_igi_a_reg, 0xff, igi);
odm_set_bb_reg(dm, psd_igi_b_reg, 0xff, igi);
/*[Backup RF Reg]*/
dm_psd_table->rf_0x18_bkp = odm_get_rf_reg(dm, RF_PATH_A, 0x18, RFREGOFFSETMASK);
dm_psd_table->rf_0x18_bkp_b = odm_get_rf_reg(dm, RF_PATH_B, 0x18, RFREGOFFSETMASK);
if (psd_fc_channel > 14) {
rf_reg18_9_8 = 1;
if (36 <= psd_fc_channel && psd_fc_channel <= 64)
ag_rf_mode_reg = 0x1;
else if (100 <= psd_fc_channel && psd_fc_channel <= 140)
ag_rf_mode_reg = 0x3;
else if (140 < psd_fc_channel)
ag_rf_mode_reg = 0x5;
}
/* RF path-a */
odm_set_rf_reg(dm, RF_PATH_A, 0x18, 0xff, psd_fc_channel); /* Set RF fc*/
odm_set_rf_reg(dm, RF_PATH_A, 0x18, 0x300, rf_reg18_9_8);
odm_set_rf_reg(dm, RF_PATH_A, 0x18, 0xc00, dm_psd_table->psd_bw_rf_reg); /*2b'11: 20MHz, 2b'10: 40MHz, 2b'01: 80MHz */
odm_set_rf_reg(dm, RF_PATH_A, 0x18, 0xf0000, ag_rf_mode_reg); /* Set RF ag fc mode*/
/* RF path-b */
odm_set_rf_reg(dm, RF_PATH_B, 0x18, 0xff, psd_fc_channel); /* Set RF fc*/
odm_set_rf_reg(dm, RF_PATH_B, 0x18, 0x300, rf_reg18_9_8);
odm_set_rf_reg(dm, RF_PATH_B, 0x18, 0xc00, dm_psd_table->psd_bw_rf_reg); /*2b'11: 20MHz, 2b'10: 40MHz, 2b'01: 80MHz */
odm_set_rf_reg(dm, RF_PATH_B, 0x18, 0xf0000, ag_rf_mode_reg); /* Set RF ag fc mode*/
PHYDM_DBG(dm, ODM_COMP_API, "0xc50=((0x%x))\n", odm_get_bb_reg(dm, 0xc50, MASKDWORD));
/*PHYDM_DBG(dm, ODM_COMP_API, "RF0x0=((0x%x))\n", odm_get_rf_reg(dm, RF_PATH_A, 0x0, RFREGOFFSETMASK));*/
PHYDM_DBG(dm, ODM_COMP_API, "RF0x18=((0x%x))\n", odm_get_rf_reg(dm, RF_PATH_A, 0x18, RFREGOFFSETMASK));
/*[Stop 3-wires]*/
phydm_stop_3_wire(dm, PHYDM_SET);
ODM_delay_us(10);
if (stop_point > (dm_psd_table->fft_smp_point-1))
stop_point = (dm_psd_table->fft_smp_point-1);
if (start_point > (dm_psd_table->fft_smp_point-1))
start_point = (dm_psd_table->fft_smp_point-1);
if (start_point > stop_point)
stop_point = start_point;
for (i = start_point; i <= stop_point; i++ ) {
fft_max_half_bw = (dm_psd_table->fft_smp_point)>>1;
if (i < fft_max_half_bw) {
mod_tone_idx = i + fft_max_half_bw;
} else {
mod_tone_idx = i - fft_max_half_bw;
}
psd_result_tmp = 0;
for (t = 0; t < dm_psd_table->sw_avg_time; t++) {
psd_result_tmp += phydm_get_psd_data(dm, mod_tone_idx, igi);
/**/
}
psd_result = (u8)((psd_result_tmp/dm_psd_table->sw_avg_time)) - dm_psd_table->psd_pwr_common_offset;
if( dm_psd_table->fft_smp_point == 128 && (dm_psd_table->noise_k_en)) {
if (i > psd_result_cali_tone[noise_table_idx]) {
noise_table_idx ++;
}
if (noise_table_idx > 6)
noise_table_idx = 6;
if (psd_result >= psd_result_cali_val[noise_table_idx])
psd_result = psd_result - psd_result_cali_val[noise_table_idx];
else
psd_result = 0;
dm_psd_table->psd_result[i] = psd_result;
}
PHYDM_DBG(dm, ODM_COMP_API, "[%d] N_cali = %d, PSD = %d\n", mod_tone_idx, psd_result_cali_val[noise_table_idx], psd_result);
}
/*[Start 3-wires]*/
phydm_stop_3_wire(dm, PHYDM_REVERT);
ODM_delay_us(10);
/*[Revert Reg]*/
set_result = phydm_stop_ic_trx(dm, PHYDM_REVERT);
odm_set_bb_reg(dm, psd_igi_a_reg, 0xff, dm_psd_table->initial_gain_backup);
odm_set_bb_reg(dm, psd_igi_b_reg, 0xff, dm_psd_table->initial_gain_backup);
odm_set_rf_reg(dm, RF_PATH_A, 0x18, RFREGOFFSETMASK, dm_psd_table->rf_0x18_bkp);
odm_set_rf_reg(dm, RF_PATH_B, 0x18, RFREGOFFSETMASK, dm_psd_table->rf_0x18_bkp_b);
PHYDM_DBG(dm, ODM_COMP_API, "PSD finished\n\n");
dm->support_ability |= ODM_BB_DIG;
dm->support_ability |= ODM_BB_FA_CNT;
dm_psd_table->psd_in_progress = 0;
}
void
phydm_psd_para_setting(
void *dm_void,
u8 sw_avg_time,
u8 hw_avg_time,
u8 i_q_setting,
u16 fft_smp_point,
u8 ant_sel,
u8 psd_input,
u8 channel,
u8 noise_k_en
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct psd_info *dm_psd_table = &dm->dm_psd_table;
u8 fft_smp_point_idx = 0;
dm_psd_table->fft_smp_point = fft_smp_point;
if (sw_avg_time == 0)
sw_avg_time = 1;
dm_psd_table->sw_avg_time = sw_avg_time;
dm_psd_table->psd_fc_channel = channel;
dm_psd_table->noise_k_en = noise_k_en;
if (fft_smp_point == 128)
fft_smp_point_idx = 0;
else if (fft_smp_point == 256)
fft_smp_point_idx = 1;
else if (fft_smp_point == 512)
fft_smp_point_idx = 2;
else if (fft_smp_point == 1024)
fft_smp_point_idx = 3;
if (dm->support_ic_type & ODM_IC_11AC_SERIES) {
odm_set_bb_reg(dm, 0x910, BIT(11) | BIT(10), i_q_setting);
odm_set_bb_reg(dm, 0x910, BIT(13) | BIT(12), hw_avg_time);
odm_set_bb_reg(dm, 0x910, BIT(15) | BIT(14), fft_smp_point_idx);
odm_set_bb_reg(dm, 0x910, BIT(17) | BIT(16), ant_sel);
odm_set_bb_reg(dm, 0x910, BIT(23), psd_input);
#if 0
} else { /*ODM_IC_11N_SERIES*/
#endif
}
/*bw = (*dm->band_width); //ODM_BW20M */
/*channel = *(dm->channel);*/
}
void
phydm_psd_init(
void *dm_void
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct psd_info *dm_psd_table = &dm->dm_psd_table;
PHYDM_DBG(dm, ODM_COMP_API, "PSD para init\n");
dm_psd_table->psd_in_progress = false;
if (dm->support_ic_type & ODM_IC_11AC_SERIES) {
dm_psd_table->psd_reg = 0x910;
dm_psd_table->psd_report_reg = 0xF44;
if (ODM_IC_11AC_2_SERIES)
dm_psd_table->psd_bw_rf_reg = 1; /*2b'11: 20MHz, 2b'10: 40MHz, 2b'01: 80MHz */
else
dm_psd_table->psd_bw_rf_reg = 2; /*2b'11: 20MHz, 2b'10: 40MHz, 2b'01: 80MHz */
} else {
dm_psd_table->psd_reg = 0x808;
dm_psd_table->psd_report_reg = 0x8B4;
dm_psd_table->psd_bw_rf_reg = 2; /*2b'11: 20MHz, 2b'10: 40MHz, 2b'01: 80MHz */
}
if (dm->support_ic_type == ODM_RTL8812)
dm_psd_table->psd_pwr_common_offset = 0;
else if (dm->support_ic_type == ODM_RTL8821)
dm_psd_table->psd_pwr_common_offset = 0;
else
dm_psd_table->psd_pwr_common_offset = 0;
phydm_psd_para_setting(dm, 1, 2, 3, 128, 0, 0, 7, 0);
/*phydm_psd(dm, 0x3c, 0, 127);*/ /* target at -50dBm */
}
void
phydm_psd_debug(
void *dm_void,
char input[][16],
u32 *_used,
char *output,
u32 *_out_len,
u32 input_num
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
char help[] = "-h";
u32 var1[10] = {0};
u32 used = *_used;
u32 out_len = *_out_len;
u8 i;
if ((strcmp(input[1], help) == 0)) {
PDM_SNPF(out_len, used, output + used, out_len - used,
"{0} {sw_avg} {hw_avg 0:3} {1:I,2:Q,3:IQ} {fft_point: 128*(1:4)} {path_sel 0~3} {0:ADC, 1:RXIQC} {CH} {noise_k}\n");
PDM_SNPF(out_len, used, output + used, out_len - used,
"{1} {IGI(hex)} {start_point} {stop_point}\n");
goto out;
}
PHYDM_SSCANF(input[1], DCMD_DECIMAL, &var1[0]);
if (var1[0] == 0) {
for (i = 1; i < 10; i++) {
if (input[i + 1]) {
PHYDM_SSCANF(input[i + 1], DCMD_DECIMAL, &var1[i]);
}
}
PDM_SNPF(out_len, used, output + used, out_len - used,
"sw_avg_time=((%d)), hw_avg_time=((%d)), IQ=((%d)), fft=((%d)), path=((%d)), input =((%d)) ch=((%d)), noise_k=((%d))\n",
var1[1], var1[2], var1[3], var1[4], var1[5], var1[6], (u8)var1[7], (u8)var1[8]);
phydm_psd_para_setting(dm, (u8)var1[1], (u8)var1[2], (u8)var1[3], (u16)var1[4], (u8)var1[5], (u8)var1[6], (u8)var1[7], (u8)var1[8]);
} else if (var1[0] == 1) {
PHYDM_SSCANF(input[2], DCMD_HEX, &var1[1]);
PHYDM_SSCANF(input[3], DCMD_DECIMAL, &var1[2]);
PHYDM_SSCANF(input[4], DCMD_DECIMAL, &var1[3]);
PDM_SNPF(out_len, used, output + used, out_len - used,
"IGI=((0x%x)), start_point=((%d)), stop_point=((%d))\n",
var1[1], var1[2], var1[3]);
dm->debug_components |= ODM_COMP_API;
phydm_psd(dm, var1[1], (u16)var1[2], (u16)var1[3]);
dm->debug_components &= (~ODM_COMP_API);
}
out:
*_used = used;
*_out_len = out_len;
}
u8
phydm_get_psd_result_table(
void *dm_void,
int index
)
{
struct dm_struct *dm = (struct dm_struct *)dm_void;
struct psd_info *dm_psd_table = &dm->dm_psd_table;
u8 temp_result = 0;
if(index<128)
temp_result = dm_psd_table->psd_result[index];
return temp_result;
}
#endif