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authorStanislaw Gruszka <sgruszka@redhat.com>2018-11-01 16:35:02 +0100
committerFelix Fietkau <nbd@nbd.name>2018-11-30 12:21:43 +0100
commit4784a3cc3fffd0ba5ef6c7a23980ae0318fc1369 (patch)
treef72f58ecaa8b7bf8dafe054e160baf9121c7be8f /drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
parentf1b8ee35fec4a070b7760a99709fc98f237c2b86 (diff)
mt76x02: assure we update gain after scan
Assure that after we initialize dev->cal.low_gain to -1 this will cause update gain calibration. Otherwise this might or might not happen depending on value of second bit of low_gain and values read from registers in mt76x02_phy_adjust_vga_gain(). Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2/phy.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2/phy.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
index bbeff9c19997..1b85fb415548 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2/phy.c
@@ -289,7 +289,8 @@ void mt76x2_phy_update_channel_gain(struct mt76x02_dev *dev)
low_gain = (dev->cal.avg_rssi_all > mt76x02_get_rssi_gain_thresh(dev)) +
(dev->cal.avg_rssi_all > mt76x02_get_low_rssi_gain_thresh(dev));
- gain_change = (dev->cal.low_gain & 2) ^ (low_gain & 2);
+ gain_change = dev->cal.low_gain < 0 ||
+ (dev->cal.low_gain & 2) ^ (low_gain & 2);
dev->cal.low_gain = low_gain;
if (!gain_change) {