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8821cu-20210916/hal/btc/halbtc8821cwifionly.c

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2022-11-17 14:26:57 +00:00
/******************************************************************************
*
* Copyright(c) 2016 - 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.
*
*****************************************************************************/
#include "mp_precomp.h"
static struct rfe_type_8821c_wifi_only gl_rfe_type_8821c_1ant;
static struct rfe_type_8821c_wifi_only *rfe_type = &gl_rfe_type_8821c_1ant;
VOID hal8821c_wifi_only_switch_antenna(
IN struct wifi_only_cfg *pwifionlycfg,
IN u1Byte is_5g
)
{
boolean switch_polatiry_inverse = false;
u8 regval_0xcb7 = 0;
u8 pos_type, ctrl_type;
if (!rfe_type->ext_ant_switch_exist)
return;
/* swap control polarity if use different switch control polarity*/
/* Normal switch polarity for DPDT, 0xcb4[29:28] = 2b'01 => BTG to Main, WLG to Aux, 0xcb4[29:28] = 2b'10 => BTG to Aux, WLG to Main */
/* Normal switch polarity for SPDT, 0xcb4[29:28] = 2b'01 => Ant to BTG, 0xcb4[29:28] = 2b'10 => Ant to WLG */
if (rfe_type->ext_ant_switch_ctrl_polarity)
switch_polatiry_inverse = !switch_polatiry_inverse;
/* swap control polarity if 1-Ant at Aux */
if (rfe_type->ant_at_main_port == false)
switch_polatiry_inverse = !switch_polatiry_inverse;
if (is_5g)
pos_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLA;
else
pos_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLG;
switch (pos_type) {
case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLA:
break;
case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_TO_WLG:
if (!rfe_type->wlg_Locate_at_btg)
switch_polatiry_inverse = !switch_polatiry_inverse;
break;
}
if (pwifionlycfg->haldata_info.ant_div_cfg)
ctrl_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_ANTDIV;
else
ctrl_type = BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_BBSW;
switch (ctrl_type) {
case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_BBSW:
halwifionly_phy_set_bb_reg(pwifionlycfg, 0x4c, 0x01800000, 0x2);
/* BB SW, DPDT use RFE_ctrl8 and RFE_ctrl9 as control pin */
halwifionly_phy_set_bb_reg(pwifionlycfg, 0xcb4, 0x000000ff, 0x77);
regval_0xcb7 = (switch_polatiry_inverse == false ? 0x1 : 0x2);
/* 0xcb4[29:28] = 2b'01 for no switch_polatiry_inverse, DPDT_SEL_N =1, DPDT_SEL_P =0 */
halwifionly_phy_set_bb_reg(pwifionlycfg, 0xcb4, 0x30000000, regval_0xcb7);
break;
case BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_CTRL_BY_ANTDIV:
halwifionly_phy_set_bb_reg(pwifionlycfg, 0x4c, 0x01800000, 0x2);
/* BB SW, DPDT use RFE_ctrl8 and RFE_ctrl9 as control pin */
halwifionly_phy_set_bb_reg(pwifionlycfg, 0xcb4, 0x000000ff, 0x88);
/* no regval_0xcb7 setup required, because antenna switch control value by antenna diversity */
break;
}
}
VOID halbtc8821c_wifi_only_set_rfe_type(
IN struct wifi_only_cfg *pwifionlycfg
)
{
/* the following setup should be got from Efuse in the future */
rfe_type->rfe_module_type = (pwifionlycfg->haldata_info.rfe_type) & 0x1f;
rfe_type->ext_ant_switch_ctrl_polarity = 0;
switch (rfe_type->rfe_module_type) {
case 0:
default:
rfe_type->ext_ant_switch_exist = true;
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT; /*2-Ant, DPDT, WLG*/
rfe_type->wlg_Locate_at_btg = false;
rfe_type->ant_at_main_port = true;
break;
case 1:
rfe_type->ext_ant_switch_exist = true;
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_SPDT; /*1-Ant, Main, DPDT or SPDT, WLG */
rfe_type->wlg_Locate_at_btg = false;
rfe_type->ant_at_main_port = true;
break;
case 2:
rfe_type->ext_ant_switch_exist = true;
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_SPDT; /*1-Ant, Main, DPDT or SPDT, BTG */
rfe_type->wlg_Locate_at_btg = true;
rfe_type->ant_at_main_port = true;
break;
case 3:
rfe_type->ext_ant_switch_exist = true;
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT; /*1-Ant, Aux, DPDT, WLG */
rfe_type->wlg_Locate_at_btg = false;
rfe_type->ant_at_main_port = false;
break;
case 4:
rfe_type->ext_ant_switch_exist = true;
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT; /*1-Ant, Aux, DPDT, BTG */
rfe_type->wlg_Locate_at_btg = true;
rfe_type->ant_at_main_port = false;
break;
case 5:
rfe_type->ext_ant_switch_exist = false; /*2-Ant, no antenna switch, WLG*/
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_NONE;
rfe_type->wlg_Locate_at_btg = false;
rfe_type->ant_at_main_port = true;
break;
case 6:
rfe_type->ext_ant_switch_exist = false; /*2-Ant, no antenna switch, WLG*/
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_NONE;
rfe_type->wlg_Locate_at_btg = false;
rfe_type->ant_at_main_port = true;
break;
case 7:
rfe_type->ext_ant_switch_exist = true; /*2-Ant, DPDT, BTG*/
rfe_type->ext_ant_switch_type =
BT_8821C_WIFI_ONLY_EXT_ANT_SWITCH_USE_DPDT;
rfe_type->wlg_Locate_at_btg = true;
rfe_type->ant_at_main_port = true;
break;
}
}
VOID
ex_hal8821c_wifi_only_hw_config(
IN struct wifi_only_cfg *pwifionlycfg
)
{
halbtc8821c_wifi_only_set_rfe_type(pwifionlycfg);
/* set gnt_wl, gnt_bt control owner to WL*/
halwifionly_phy_set_bb_reg(pwifionlycfg, 0x70, 0x4000000, 0x1);
/*gnt_wl=1 , gnt_bt=0*/
halwifionly_phy_set_bb_reg(pwifionlycfg, 0x1704, 0xffffffff, 0x7700);
halwifionly_phy_set_bb_reg(pwifionlycfg, 0x1700, 0xffffffff, 0xc00f0038);
halwifionly_phy_set_bb_reg(pwifionlycfg, 0x6c0, 0xffffffff, 0xaaaaaaaa);
halwifionly_phy_set_bb_reg(pwifionlycfg, 0x6c4, 0xffffffff, 0xaaaaaaaa);
}
VOID
ex_hal8821c_wifi_only_scannotify(
IN struct wifi_only_cfg *pwifionlycfg,
IN u1Byte is_5g
)
{
hal8821c_wifi_only_switch_antenna(pwifionlycfg, is_5g);
}
VOID
ex_hal8821c_wifi_only_switchbandnotify(
IN struct wifi_only_cfg *pwifionlycfg,
IN u1Byte is_5g
)
{
hal8821c_wifi_only_switch_antenna(pwifionlycfg, is_5g);
}
VOID
ex_hal8821c_wifi_only_connectnotify(
IN struct wifi_only_cfg *pwifionlycfg,
IN u1Byte is_5g
)
{
hal8821c_wifi_only_switch_antenna(pwifionlycfg, is_5g);
}