From: Felix Fietkau Date: Mon, 24 Jun 2019 22:16:20 +0000 (+0200) Subject: mt76: mt7603: improve hardware rate switching configuration X-Git-Tag: v5.3-rc1~140^2~52^2~2^2~14 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=ac7ff57127cc5aec434b2220f6e80ab319646984;p=tomoyo%2Ftomoyo-test1.git 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 --- diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/init.c b/drivers/net/wireless/mediatek/mt76/mt7603/init.c index ddf47c9eb67f..85744cdd09f8 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) |