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kmod-redhat-rtw89/SOURCES/0081-wifi-rtw89-8852c-rfk-c...

68 lines
2.7 KiB

From b78b8b0d588655977715ddcdb4c9fc4711b802ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=8D=C3=B1igo=20Huguet?= <ihuguet@redhat.com>
Date: Wed, 24 May 2023 15:00:32 +0200
Subject: [PATCH 081/142] wifi: rtw89: 8852c: rfk: correct DPK settings
MIME-Version: 1.0
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Bugzilla: https://bugzilla.redhat.com/2207499
commit 21b5f159a2ee47d30f418559f6ece0088c80199f
Author: Ping-Ke Shih <pkshih@realtek.com>
Date: Fri Dec 9 10:09:39 2022 +0800
wifi: rtw89: 8852c: rfk: correct DPK settings
Some DPK settings are wrong, and causes bad TX performance occasionally.
So, fix them by internal suggestions.
Fixes: da4cea16cb13 ("rtw89: 8852c: rfk: add DPK")
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221209020940.9573-3-pkshih@realtek.com
Signed-off-by: Íñigo Huguet <ihuguet@redhat.com>
---
drivers/net/wireless/realtek/rtw89/reg.h | 2 ++
drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c | 9 ++++-----
2 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h
index 5324e645728bb..ca6f6c3e63095 100644
--- a/drivers/net/wireless/realtek/rtw89/reg.h
+++ b/drivers/net/wireless/realtek/rtw89/reg.h
@@ -3671,6 +3671,8 @@
#define RR_TXRSV_GAPK BIT(19)
#define RR_BIAS 0x5e
#define RR_BIAS_GAPK BIT(19)
+#define RR_TXAC 0x5f
+#define RR_TXAC_IQG GENMASK(3, 0)
#define RR_BIASA 0x60
#define RR_BIASA_TXG GENMASK(15, 12)
#define RR_BIASA_TXA GENMASK(19, 16)
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c
index f5b0b57f33207..f3a07b0e672f7 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c
@@ -1872,12 +1872,11 @@ static void _dpk_rf_setting(struct rtw89_dev *rtwdev, u8 gain,
0x50101 | BIT(rtwdev->dbcc_en));
rtw89_write_rf(rtwdev, path, RR_MOD_V1, RR_MOD_MASK, RF_DPK);
- if (dpk->bp[path][kidx].band == RTW89_BAND_6G && dpk->bp[path][kidx].ch >= 161) {
+ if (dpk->bp[path][kidx].band == RTW89_BAND_6G && dpk->bp[path][kidx].ch >= 161)
rtw89_write_rf(rtwdev, path, RR_IQGEN, RR_IQGEN_BIAS, 0x8);
- rtw89_write_rf(rtwdev, path, RR_LOGEN, RR_LOGEN_RPT, 0xd);
- } else {
- rtw89_write_rf(rtwdev, path, RR_LOGEN, RR_LOGEN_RPT, 0xd);
- }
+
+ rtw89_write_rf(rtwdev, path, RR_LOGEN, RR_LOGEN_RPT, 0xd);
+ rtw89_write_rf(rtwdev, path, RR_TXAC, RR_TXAC_IQG, 0x8);
rtw89_write_rf(rtwdev, path, RR_RXA2, RR_RXA2_ATT, 0x0);
rtw89_write_rf(rtwdev, path, RR_TXIQK, RR_TXIQK_ATT2, 0x3);
--
2.13.6