linux/linux-5.4.31/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/rf.c

130 lines
3.2 KiB
C

// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2009-2014 Realtek Corporation.*/
#include "../wifi.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
#include "rf.h"
#include "dm.h"
static bool _rtl92ee_phy_rf6052_config_parafile(struct ieee80211_hw *hw);
void rtl92ee_phy_rf6052_set_bandwidth(struct ieee80211_hw *hw, u8 bandwidth)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &rtlpriv->phy;
switch (bandwidth) {
case HT_CHANNEL_WIDTH_20:
rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] &
0xfffff3ff) | BIT(10) | BIT(11));
rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK,
rtlphy->rfreg_chnlval[0]);
rtl_set_rfreg(hw, RF90_PATH_B, RF_CHNLBW, RFREG_OFFSET_MASK,
rtlphy->rfreg_chnlval[0]);
break;
case HT_CHANNEL_WIDTH_20_40:
rtlphy->rfreg_chnlval[0] = ((rtlphy->rfreg_chnlval[0] &
0xfffff3ff) | BIT(10));
rtl_set_rfreg(hw, RF90_PATH_A, RF_CHNLBW, RFREG_OFFSET_MASK,
rtlphy->rfreg_chnlval[0]);
rtl_set_rfreg(hw, RF90_PATH_B, RF_CHNLBW, RFREG_OFFSET_MASK,
rtlphy->rfreg_chnlval[0]);
break;
default:
pr_err("unknown bandwidth: %#X\n", bandwidth);
break;
}
}
bool rtl92ee_phy_rf6052_config(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &rtlpriv->phy;
if (rtlphy->rf_type == RF_1T1R)
rtlphy->num_total_rfpath = 1;
else
rtlphy->num_total_rfpath = 2;
return _rtl92ee_phy_rf6052_config_parafile(hw);
}
static bool _rtl92ee_phy_rf6052_config_parafile(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_phy *rtlphy = &rtlpriv->phy;
u32 u4_regvalue = 0;
u8 rfpath;
bool rtstatus = true;
struct bb_reg_def *pphyreg;
for (rfpath = 0; rfpath < rtlphy->num_total_rfpath; rfpath++) {
pphyreg = &rtlphy->phyreg_def[rfpath];
switch (rfpath) {
case RF90_PATH_A:
case RF90_PATH_C:
u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
BRFSI_RFENV);
break;
case RF90_PATH_B:
case RF90_PATH_D:
u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
BRFSI_RFENV << 16);
break;
}
rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1);
udelay(1);
rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1);
udelay(1);
rtl_set_bbreg(hw, pphyreg->rfhssi_para2,
B3WIREADDREAALENGTH, 0x0);
udelay(1);
rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0);
udelay(1);
switch (rfpath) {
case RF90_PATH_A:
rtstatus = rtl92ee_phy_config_rf_with_headerfile(hw,
(enum radio_path)rfpath);
break;
case RF90_PATH_B:
rtstatus = rtl92ee_phy_config_rf_with_headerfile(hw,
(enum radio_path)rfpath);
break;
case RF90_PATH_C:
break;
case RF90_PATH_D:
break;
}
switch (rfpath) {
case RF90_PATH_A:
case RF90_PATH_C:
rtl_set_bbreg(hw, pphyreg->rfintfs,
BRFSI_RFENV, u4_regvalue);
break;
case RF90_PATH_B:
case RF90_PATH_D:
rtl_set_bbreg(hw, pphyreg->rfintfs,
BRFSI_RFENV << 16, u4_regvalue);
break;
}
if (!rtstatus) {
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE,
"Radio[%d] Fail!!\n", rfpath);
return false;
}
}
RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "\n");
return rtstatus;
}