diff options
| author | Felix Fietkau <nbd@nbd.name> | 2018-05-20 08:43:49 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2018-05-23 10:58:20 +0300 |
| commit | cbec83d40cc79137b008d0dd44846c5f2146a83d (patch) | |
| tree | 624fdb2f3955e855f98d3c139f73aa4ee0216c86 /drivers/net/wireless/mediatek/mt76/mt76x2_init.c | |
| parent | 26e40d4c0b52c60f13b074d9d6144eb3ac7fb61b (diff) | |
| download | linux-cbec83d40cc79137b008d0dd44846c5f2146a83d.tar.xz | |
mt76: use udelay instead of usleep_range in mt76x2_mac_stop
usleep_range can cause excessive latency on channel change if waiting
for the MAC to stop fails. It will be forced to stop by the code
following that loop anyway.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2_init.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x2_init.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c index ec1715639a04..79ab93613e06 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c @@ -376,7 +376,7 @@ void mt76x2_mac_stop(struct mt76x2_dev *dev, bool force) if ((mt76_rr(dev, MT_MAC_STATUS) & (MT_MAC_STATUS_RX | MT_MAC_STATUS_TX)) || mt76_rr(dev, MT_BBP(IBI, 12))) { - usleep_range(10, 20); + udelay(1); continue; } |