From 5215dfb7ba1448ec9c32f398c1fbdde4c309ec08 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 25 Jun 2019 00:16:20 +0200 Subject: [PATCH] mt76: mt7603: improve hardware rate switching configuration Now that tx status reporting can figure out the first attempted rate, we can make switching from lower rates to higher rates more conservative. This reduces retries under bad link conditions and ensures that fallback rates get more test coverage Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt7603/init.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/init.c b/drivers/net/wireless/mediatek/mt76/mt7603/init.c index ddf47c9eb67f9..85744cdd09f81 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/init.c @@ -227,7 +227,16 @@ mt7603_mac_init(struct mt7603_dev *dev) mt76_rmw_field(dev, MT_LPON_BTEIR, MT_LPON_BTEIR_MBSS_MODE, 2); mt76_rmw_field(dev, MT_WF_RMACDR, MT_WF_RMACDR_MBSSID_MASK, 2); - mt76_wr(dev, MT_AGG_ARUCR, FIELD_PREP(MT_AGG_ARxCR_LIMIT(0), 7)); + mt76_wr(dev, MT_AGG_ARUCR, + FIELD_PREP(MT_AGG_ARxCR_LIMIT(0), 7) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(1), 2) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(2), 2) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(3), 2) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(4), 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(5), 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(6), 1) | + FIELD_PREP(MT_AGG_ARxCR_LIMIT(7), 1)); + mt76_wr(dev, MT_AGG_ARDCR, FIELD_PREP(MT_AGG_ARxCR_LIMIT(0), MT7603_RATE_RETRY - 1) | FIELD_PREP(MT_AGG_ARxCR_LIMIT(1), MT7603_RATE_RETRY - 1) | -- 2.39.5