diff options
| author | Felix Fietkau <nbd@nbd.name> | 2019-01-31 22:38:28 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2019-05-01 13:03:59 +0200 |
| commit | 6fe533378795f87bfa5075520742116f13d30ed3 (patch) | |
| tree | 7c42cee4dea4cfbbe95ea2d65c2ce9af2b6817ec /drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c | |
| parent | 2ac515a5d74f26963362d5da9589c67ca3663338 (diff) | |
mt76: mt76x02: remove irqsave/restore in locking for tx status fifo
Use a separate lock and spin_trylock to avoid disabling interrupts.
Should improve performance and latency
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c index 87e14af7a93b..5bc1b901f897 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c @@ -201,6 +201,7 @@ int mt76x02_dma_init(struct mt76x02_dev *dev) tasklet_init(&dev->pre_tbtt_tasklet, mt76x02_pre_tbtt_tasklet, (unsigned long)dev); + spin_lock_init(&dev->txstatus_fifo_lock); kfifo_init(&dev->txstatus_fifo, status_fifo, fifo_size); mt76_dma_attach(&dev->mt76); |