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[6/9] mt76: fix variable gain adjustment range

Message ID 20180621091801.41184-6-nbd@nbd.name (mailing list archive)
State Accepted
Commit 8e31f0d35a881537cf9b4ebabf63791dde3bbb0a
Delegated to: Kalle Valo
Headers show

Commit Message

Felix Fietkau June 21, 2018, 9:17 a.m. UTC
The range should only be limited to 4 for really weak signals, for all
other gain settings the range is 16.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 drivers/net/wireless/mediatek/mt76/mt76x2_phy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
index 51fd7ddfa8f5..9c7b19ce73f2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
@@ -485,7 +485,7 @@  static void
 mt76x2_phy_adjust_vga_gain(struct mt76x2_dev *dev)
 {
 	u32 false_cca;
-	u8 limit = dev->cal.low_gain > 1 ? 4 : 16;
+	u8 limit = dev->cal.low_gain > 0 ? 16 : 4;
 
 	false_cca = FIELD_GET(MT_RX_STAT_1_CCA_ERRORS, mt76_rr(dev, MT_RX_STAT_1));
 	if (false_cca > 800 && dev->cal.agc_gain_adjust < limit)