// SPDX-License-Identifier: GPL-2.0
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/******************************************************************************
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*
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* Copyright(c) 2007 - 2016 Realtek Corporation.
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*
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* Contact Information:
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* wlanfae <wlanfae@realtek.com>
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* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
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* Hsinchu 300, Taiwan.
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*
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* Larry Finger <Larry.Finger@lwfinger.net>
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*
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*****************************************************************************/
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/*============================================================*/
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/*include files*/
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/*============================================================*/
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#include "mp_precomp.h"
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#include "phydm_precomp.h"
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/*<YuChen, 150720> Add for KFree Feature Requested by RF David.*/
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/*This is a phydm API*/
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static void phydm_set_kfree_to_rf_8814a(void *dm_void, u8 e_rf_path, u8 data)
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{
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struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
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struct dm_rf_calibration_struct *cali_info = &dm->rf_calibrate_info;
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bool is_odd;
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if ((data % 2) != 0) { /*odd->positive*/
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data = data - 1;
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(19),
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1);
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is_odd = true;
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} else { /*even->negative*/
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(19),
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0);
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is_odd = false;
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}
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ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): RF_0x55[19]= %d\n", __func__,
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is_odd);
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switch (data) {
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case 0:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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0);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 0);
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cali_info->kfree_offset[e_rf_path] = 0;
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break;
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case 2:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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1);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 0);
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cali_info->kfree_offset[e_rf_path] = 0;
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break;
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case 4:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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0);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 1);
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cali_info->kfree_offset[e_rf_path] = 1;
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break;
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case 6:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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1);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 1);
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cali_info->kfree_offset[e_rf_path] = 1;
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break;
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case 8:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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0);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 2);
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cali_info->kfree_offset[e_rf_path] = 2;
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break;
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case 10:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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1);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 2);
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cali_info->kfree_offset[e_rf_path] = 2;
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break;
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case 12:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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0);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 3);
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cali_info->kfree_offset[e_rf_path] = 3;
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break;
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case 14:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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1);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 3);
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cali_info->kfree_offset[e_rf_path] = 3;
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break;
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case 16:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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0);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 4);
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cali_info->kfree_offset[e_rf_path] = 4;
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break;
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case 18:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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1);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 4);
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cali_info->kfree_offset[e_rf_path] = 4;
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break;
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case 20:
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET, BIT(14),
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0);
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odm_set_rf_reg(dm, e_rf_path, REG_RF_TX_GAIN_OFFSET,
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BIT(17) | BIT(16) | BIT(15), 5);
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cali_info->kfree_offset[e_rf_path] = 5;
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break;
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default:
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break;
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}
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if (!is_odd) {
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/*that means Kfree offset is negative, we need to record it.*/
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cali_info->kfree_offset[e_rf_path] =
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(-1) * cali_info->kfree_offset[e_rf_path];
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ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): kfree_offset = %d\n",
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__func__, cali_info->kfree_offset[e_rf_path]);
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} else {
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ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): kfree_offset = %d\n",
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__func__, cali_info->kfree_offset[e_rf_path]);
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}
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}
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static void phydm_set_kfree_to_rf(void *dm_void, u8 e_rf_path, u8 data)
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{
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struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
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if (dm->support_ic_type & ODM_RTL8814A)
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phydm_set_kfree_to_rf_8814a(dm, e_rf_path, data);
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}
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void phydm_config_kfree(void *dm_void, u8 channel_to_sw, u8 *kfree_table)
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{
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struct phy_dm_struct *dm = (struct phy_dm_struct *)dm_void;
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struct dm_rf_calibration_struct *cali_info = &dm->rf_calibrate_info;
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u8 rfpath = 0, max_rf_path = 0;
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u8 channel_idx = 0;
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if (dm->support_ic_type & ODM_RTL8814A)
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max_rf_path = 4; /*0~3*/
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else if (dm->support_ic_type &
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(ODM_RTL8812 | ODM_RTL8192E | ODM_RTL8822B))
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max_rf_path = 2; /*0~1*/
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else
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max_rf_path = 1;
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ODM_RT_TRACE(dm, ODM_COMP_MP, "===>%s()\n", __func__);
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if (cali_info->reg_rf_kfree_enable == 2) {
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ODM_RT_TRACE(dm, ODM_COMP_MP,
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"%s(): reg_rf_kfree_enable == 2, Disable\n",
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__func__);
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return;
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}
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if (cali_info->reg_rf_kfree_enable != 1 &&
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cali_info->reg_rf_kfree_enable != 0) {
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ODM_RT_TRACE(dm, ODM_COMP_MP, "<===%s()\n", __func__);
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return;
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}
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ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): reg_rf_kfree_enable == true\n",
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__func__);
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/*Make sure the targetval is defined*/
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if (((cali_info->reg_rf_kfree_enable == 1) &&
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(kfree_table[0] != 0xFF)) ||
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cali_info->rf_kfree_enable) {
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/*if kfree_table[0] == 0xff, means no Kfree*/
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if (*dm->band_type == ODM_BAND_2_4G) {
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if (channel_to_sw <= 14 && channel_to_sw >= 1)
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channel_idx = PHYDM_2G;
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} else if (*dm->band_type == ODM_BAND_5G) {
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if (channel_to_sw >= 36 && channel_to_sw <= 48)
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channel_idx = PHYDM_5GLB1;
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if (channel_to_sw >= 52 && channel_to_sw <= 64)
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channel_idx = PHYDM_5GLB2;
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if (channel_to_sw >= 100 && channel_to_sw <= 120)
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channel_idx = PHYDM_5GMB1;
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if (channel_to_sw >= 124 && channel_to_sw <= 144)
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channel_idx = PHYDM_5GMB2;
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if (channel_to_sw >= 149 && channel_to_sw <= 177)
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channel_idx = PHYDM_5GHB;
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}
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for (rfpath = ODM_RF_PATH_A; rfpath < max_rf_path; rfpath++) {
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ODM_RT_TRACE(dm, ODM_COMP_MP, "%s(): PATH_%d: %#x\n",
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__func__, rfpath,
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kfree_table[channel_idx * max_rf_path +
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rfpath]);
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phydm_set_kfree_to_rf(
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dm, rfpath,
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kfree_table[channel_idx * max_rf_path +
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rfpath]);
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}
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} else {
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ODM_RT_TRACE(
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dm, ODM_COMP_MP,
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"%s(): targetval not defined, Don't execute KFree Process.\n",
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__func__);
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return;
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}
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ODM_RT_TRACE(dm, ODM_COMP_MP, "<===%s()\n", __func__);
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}
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