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path: root/package/kernel/mac80211/patches/rt2x00/016-rt2x00-remove-confusing-AGC-register.patch
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From dce31f739d4c901725a23c7939d7e04d4c2eacac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomislav=20Po=C5=BEega?= <pozega.tomislav@gmail.com>
Date: Wed, 13 Feb 2019 11:09:13 +0100
Subject: [PATCH 16/28] rt2x00: remove confusing AGC register
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Register 66 was causing issues on RT6352 if set to the same value as
in MTK driver. With 1c reg value device was working fine in both HT20
and HT40 modes.

Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
---
 drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -3983,11 +3983,7 @@ static void rt2800_config_channel(struct
 		rt2800_bbp_write(rt2x00dev, 196, reg);
 
 		/* AGC init */
-		if (rt2x00_rt(rt2x00dev, RT6352))
-			reg = 0x04;
-		else
-			reg = rf->channel <= 14 ? 0x1c : 0x24;
-
+		reg = rf->channel <= 14 ? 0x1c : 0x24;
 		reg += 2 * rt2x00dev->lna_gain;
 		rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg);