wifi: rt2x00: correctly set BBP register 86 for MT7620

[ Upstream commit c9aada64fe6493461127f1522d7e2f01792d2424 ]

Instead of 0 set the correct value for BBP register 86 for MT7620.

Reported-by: Serge Vasilugin <vasilugin@yandex.ru>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Acked-by: Stanislaw Gruszka <stf_xl@wp.pl>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/257267247ee4fa7ebc6a5d0c4948b3f8119c0d77.1663445157.git.daniel@makrotopia.org
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
index d7b862b7bf670dcc940bb0df9c07e6103a2e2d66..34788bfb34b7ad4ecf7b9ca76806304d42141fa6 100644 (file)
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -4164,7 +4164,10 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
                rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain);
                rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain);
                rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain);
-               rt2800_bbp_write(rt2x00dev, 86, 0);
+               if (rt2x00_rt(rt2x00dev, RT6352))
+                       rt2800_bbp_write(rt2x00dev, 86, 0x38);
+               else
+                       rt2800_bbp_write(rt2x00dev, 86, 0);
        }
 
        if (rf->channel <= 14) {