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49 lines
1.6 KiB
Diff
49 lines
1.6 KiB
Diff
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From aaa57924324c1ee77afa5e3effc95cc86158ddcc Mon Sep 17 00:00:00 2001
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From: Shiji Yang <yangshiji66@outlook.com>
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Date: Sun, 22 Dec 2024 17:06:59 +0800
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Subject: [PATCH 2/4] rt2x00: rework link tuner for MT7620
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Correct the VGC gain value for MT7620 and only do gain calibration
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for supported devices.
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Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
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---
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drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 11 ++++++++---
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1 file changed, 8 insertions(+), 3 deletions(-)
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--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
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+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
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@@ -5561,6 +5561,9 @@ static void rt2800_config_txpower(struct
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void rt2800_gain_calibration(struct rt2x00_dev *rt2x00dev)
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{
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+ if (rt2x00_rt(rt2x00dev, RT6352))
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+ return;
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+
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rt2800_config_txpower(rt2x00dev, rt2x00dev->hw->conf.chandef.chan,
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rt2x00dev->tx_power);
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}
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@@ -5773,9 +5776,10 @@ static u8 rt2800_get_default_vgc(struct
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rt2x00_rt(rt2x00dev, RT3593) ||
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rt2x00_rt(rt2x00dev, RT5390) ||
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rt2x00_rt(rt2x00dev, RT5392) ||
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- rt2x00_rt(rt2x00dev, RT5592) ||
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- rt2x00_rt(rt2x00dev, RT6352))
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+ rt2x00_rt(rt2x00dev, RT5592))
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vgc = 0x1c + (2 * rt2x00dev->lna_gain);
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+ else if(rt2x00_rt(rt2x00dev, RT6352))
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+ vgc = 0x04 + (2 * rt2x00dev->lna_gain);
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else
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vgc = 0x2e + rt2x00dev->lna_gain;
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} else { /* 5GHZ band */
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@@ -5828,7 +5832,8 @@ void rt2800_link_tuner(struct rt2x00_dev
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{
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u8 vgc;
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- if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C))
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+ if (rt2x00_rt_rev(rt2x00dev, RT2860, REV_RT2860C) ||
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+ rt2x00_rt(rt2x00dev, RT6352))
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return;
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/* When RSSI is better than a certain threshold, increase VGC
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