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// SPDX-License-Identifier: GPL-2.0
/******************************************************************************
*
* Copyright(c) 2007 - 2016 Realtek Corporation.
*
* 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"
/*<YuChen, 150720> Add for KFree Feature Requested by RF David.*/
/*This is a phydm API*/
static void phydm_set_kfree_to_rf_8814a(void *dm_void, u8 e_rf_path, u8 data)
{
struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
struct dm_rf_calibration_struct *cali_info = &dm->rf_calibrate_info;
bool is_odd;
if ((data % 2) != 0) { /*odd->positive*/
data = data - 1;
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(19),
1);
is_odd = true;
} else { /*even->negative*/
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(19),
0);
is_odd = false;
}
ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): RF_0x55[19]= %d\n", __func__,
is_odd);
switch (data) {
case 0:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
0);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 0);
cali_info->kfree_offset[e_rf_path] = 0;
break;
case 2:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
1);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 0);
cali_info->kfree_offset[e_rf_path] = 0;
break;
case 4:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
0);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 1);
cali_info->kfree_offset[e_rf_path] = 1;
break;
case 6:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
1);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 1);
cali_info->kfree_offset[e_rf_path] = 1;
break;
case 8:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
0);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 2);
cali_info->kfree_offset[e_rf_path] = 2;
break;
case 10:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
1);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 2);
cali_info->kfree_offset[e_rf_path] = 2;
break;
case 12:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
0);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 3);
cali_info->kfree_offset[e_rf_path] = 3;
break;
case 14:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
1);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 3);
cali_info->kfree_offset[e_rf_path] = 3;
break;
case 16:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
0);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 4);
cali_info->kfree_offset[e_rf_path] = 4;
break;
case 18:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
1);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 4);
cali_info->kfree_offset[e_rf_path] = 4;
break;
case 20:
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
0);
odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
BIT(17) | BIT(16) | BIT(15), 5);
cali_info->kfree_offset[e_rf_path] = 5;
break;
default:
break;
}
if (!is_odd) {
/*that means Kfree offset is negative, we need to record it.*/
cali_info->kfree_offset[e_rf_path] =
(-1) * cali_info->kfree_offset[e_rf_path];
ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): kfree_offset = %d\n",
__func__, cali_info->kfree_offset[e_rf_path]);
} else {
ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): kfree_offset = %d\n",
__func__, cali_info->kfree_offset[e_rf_path]);
}
}
static void phydm_set_kfree_to_rf(void *dm_void, u8 e_rf_path, u8 data)
{
struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
if (dm->support_ic_type & ODM_RTL8814A)
phydm_set_kfree_to_rf_8814a(dm, e_rf_path, data);
}
void phydm_config_kfree(void *dm_void, u8 channel_to_sw, u8 *kfree_table)
{
struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
struct dm_rf_calibration_struct *cali_info = &dm->rf_calibrate_info;
u8 rfpath = 0, max_rf_path = 0;
u8 channel_idx = 0;
if (dm->support_ic_type & ODM_RTL8814A)
max_rf_path = 4; /*0~3*/
else if (dm->support_ic_type &
(ODM_RTL8812 | ODM_RTL8192E | ODM_RTL8822B))
max_rf_path = 2; /*0~1*/
else
max_rf_path = 1;
ODM_RT_TRACE(dm, ODM_COMP_MP, "===>%s()\n", __func__);
if (cali_info->reg_rf_kfree_enable == 2) {
ODM_RT_TRACE(dm, ODM_COMP_MP,
"%s(): reg_rf_kfree_enable == 2, Disable\n",
__func__);
return;
}
if (cali_info->reg_rf_kfree_enable != 1 &&
cali_info->reg_rf_kfree_enable != 0) {
ODM_RT_TRACE(dm, ODM_COMP_MP, "<===%s()\n", __func__);
return;
}
ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): reg_rf_kfree_enable == true\n",
__func__);
/*Make sure the targetval is defined*/
if (((cali_info->reg_rf_kfree_enable == 1) &&
(kfree_table[0] != 0xFF)) ||
cali_info->rf_kfree_enable) {
/*if kfree_table[0] == 0xff, means no Kfree*/
if (*dm->band_type == ODM_BAND_2_4G) {
if (channel_to_sw <= 14 && channel_to_sw >= 1)
channel_idx = PHYDM_2G;
} else if (*dm->band_type == ODM_BAND_5G) {
if (channel_to_sw >= 36 && channel_to_sw <= 48)
channel_idx = PHYDM_5GLB1;
if (channel_to_sw >= 52 && channel_to_sw <= 64)
channel_idx = PHYDM_5GLB2;
if (channel_to_sw >= 100 && channel_to_sw <= 120)
channel_idx = PHYDM_5GMB1;
if (channel_to_sw >= 124 && channel_to_sw <= 144)
channel_idx = PHYDM_5GMB2;
if (channel_to_sw >= 149 && channel_to_sw <= 177)
channel_idx = PHYDM_5GHB;
}
for (rfpath = ODM_RF_PATH_A; rfpath < max_rf_path; rfpath++) {
ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): PATH_%d: %#x\n",
__func__, rfpath,
kfree_table[channel_idx * max_rf_path +
rfpath]);
phydm_set_kfree_to_rf(
dm, rfpath,
kfree_table[channel_idx * max_rf_path +
rfpath]);
}
} else {
ODM_RT_TRACE(
dm, ODM_COMP_MP,
"%s(): targetval not defined, Don't execute KFree Process.\n",
__func__);
return;
}
ODM_RT_TRACE(dm, ODM_COMP_MP, "<===%s()\n", __func__);
}
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