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mt76: fix rssi ewma tracking
authorFelix Fietkau <nbd@nbd.name>
Fri, 11 Jan 2019 13:17:30 +0000 (14:17 +0100)
committerFelix Fietkau <nbd@nbd.name>
Thu, 17 Jan 2019 13:50:15 +0000 (14:50 +0100)
commit02e5a769c0a48e4e145b765329bc9d22a70261e7
tree8afc87104ab1b8cf67c394a5debf4717a0824ceb
parentef13edc0070818f5cddb3a1d31957cc618e25e9d
mt76: fix rssi ewma tracking

The generic EWMA code cannot deal with negative numbers, so convert signal
to a positive number before adding it
Fixes mt76x2 AGC tuning

Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/mac80211.c
drivers/net/wireless/mediatek/mt76/util.c