From: Ping-Ke Shih <pks...@realtek.com>

With correct amplifier_type, the phy praser can choose correct parameters.

Signed-off-by: Ping-Ke Shih <pks...@realtek.com>
Signed-off-by: Larry Finger <larry.fin...@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchu...@realtek.com>
Cc: Birming Chiu <birm...@realtek.com>
Cc: Shaofu <sha...@realtek.com>
Cc: Steven Ting <stevent...@realtek.com>
---
v2 - no changes
---
 .../net/wireless/realtek/rtlwifi/rtl8821ae/hw.c    | 41 +++++++++++++++++++++-
 1 file changed, 40 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c 
b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
index 2bc6bace069c..8f4abb3d7669 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c
@@ -2966,6 +2966,44 @@ static void _rtl8812ae_read_pa_type(struct ieee80211_hw 
*hw, u8 *hwinfo,
        }
 }
 
+static void _rtl8812ae_read_amplifier_type(struct ieee80211_hw *hw, u8 *hwinfo,
+                                          bool autoload_fail)
+{
+       struct rtl_priv *rtlpriv = rtl_priv(hw);
+       struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
+
+       u8 ext_type_pa_2g_a  = (hwinfo[0xBD] & BIT(2))      >> 2; /* 0xBD[2] */
+       u8 ext_type_pa_2g_b  = (hwinfo[0xBD] & BIT(6))      >> 6; /* 0xBD[6] */
+       u8 ext_type_pa_5g_a  = (hwinfo[0xBF] & BIT(2))      >> 2; /* 0xBF[2] */
+       u8 ext_type_pa_5g_b  = (hwinfo[0xBF] & BIT(6))      >> 6; /* 0xBF[6] */
+       /* 0xBD[1:0] */
+       u8 ext_type_lna_2g_a = (hwinfo[0xBD] & (BIT(1) | BIT(0))) >> 0;
+       /* 0xBD[5:4] */
+       u8 ext_type_lna_2g_b = (hwinfo[0xBD] & (BIT(5) | BIT(4))) >> 4;
+       /* 0xBF[1:0] */
+       u8 ext_type_lna_5g_a = (hwinfo[0xBF] & (BIT(1) | BIT(0))) >> 0;
+       /* 0xBF[5:4] */
+       u8 ext_type_lna_5g_b = (hwinfo[0xBF] & (BIT(5) | BIT(4))) >> 4;
+
+       _rtl8812ae_read_pa_type(hw, hwinfo, autoload_fail);
+
+       /* [2.4G] Path A and B are both extPA */
+       if ((rtlhal->pa_type_2g & (BIT(5) | BIT(4))) == (BIT(5) | BIT(4)))
+               rtlhal->type_gpa  = ext_type_pa_2g_b  << 2 | ext_type_pa_2g_a;
+
+       /* [5G] Path A and B are both extPA */
+       if ((rtlhal->pa_type_5g & (BIT(1) | BIT(0))) == (BIT(1) | BIT(0)))
+               rtlhal->type_apa  = ext_type_pa_5g_b  << 2 | ext_type_pa_5g_a;
+
+       /* [2.4G] Path A and B are both extLNA */
+       if ((rtlhal->lna_type_2g & (BIT(7) | BIT(3))) == (BIT(7) | BIT(3)))
+               rtlhal->type_glna = ext_type_lna_2g_b << 2 | ext_type_lna_2g_a;
+
+       /* [5G] Path A and B are both extLNA */
+       if ((rtlhal->lna_type_5g & (BIT(7) | BIT(3))) == (BIT(7) | BIT(3)))
+               rtlhal->type_alna = ext_type_lna_5g_b << 2 | ext_type_lna_5g_a;
+}
+
 static void _rtl8821ae_read_pa_type(struct ieee80211_hw *hw, u8 *hwinfo,
                                    bool autoload_fail)
 {
@@ -3114,7 +3152,8 @@ static void _rtl8821ae_read_adapter_info(struct 
ieee80211_hw *hw, bool b_pseudo_
                                               hwinfo);
 
        if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) {
-               _rtl8812ae_read_pa_type(hw, hwinfo, 
rtlefuse->autoload_failflag);
+               _rtl8812ae_read_amplifier_type(hw, hwinfo,
+                                              rtlefuse->autoload_failflag);
                _rtl8812ae_read_bt_coexist_info_from_hwpg(hw,
                                rtlefuse->autoload_failflag, hwinfo);
        } else {
-- 
2.12.3

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