diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2021-04-18 19:45:34 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2021-04-21 21:55:52 +0300 |
| commit | db928f1ab9789f99a0e57b35f3c8d652ad5350f8 (patch) | |
| tree | 710c25754d4eba80ae078221de52042f7020318e /drivers/net/wireless/mediatek/mt76/mt7615/dma.c | |
| parent | 917dccb6eebcafd2a5ff73d75d2b0c5c7251e5f5 (diff) | |
| download | linux-db928f1ab9789f99a0e57b35f3c8d652ad5350f8.tar.xz | |
mt76: mt7663: rely on mt76_connac_pm_ref/mt76_connac_pm_unref in tx/rx napi
Introduce mt7615_poll_rx rx napi callback for mt7663.
Do not access device registers in tx/rx napi if the device is not awake.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7615/dma.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7615/dma.c | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/dma.c b/drivers/net/wireless/mediatek/mt76/mt7615/dma.c index d658555f5965..8004ae5c16a9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/dma.c @@ -71,15 +71,39 @@ static int mt7615_poll_tx(struct napi_struct *napi, int budget) struct mt7615_dev *dev; dev = container_of(napi, struct mt7615_dev, mt76.tx_napi); + if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { + napi_complete(napi); + queue_work(dev->mt76.wq, &dev->pm.wake_work); + return 0; + } mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_WM], false); - - if (napi_complete_done(napi, 0)) + if (napi_complete(napi)) mt7615_irq_enable(dev, mt7615_tx_mcu_int_mask(dev)); + mt76_connac_pm_unref(&dev->pm); + return 0; } +static int mt7615_poll_rx(struct napi_struct *napi, int budget) +{ + struct mt7615_dev *dev; + int done; + + dev = container_of(napi->dev, struct mt7615_dev, mt76.napi_dev); + + if (!mt76_connac_pm_ref(&dev->mphy, &dev->pm)) { + napi_complete(napi); + queue_work(dev->mt76.wq, &dev->pm.wake_work); + return 0; + } + done = mt76_dma_rx_poll(napi, budget); + mt76_connac_pm_unref(&dev->pm); + + return done; +} + int mt7615_wait_pdma_busy(struct mt7615_dev *dev) { struct mt76_dev *mdev = &dev->mt76; @@ -261,7 +285,7 @@ int mt7615_dma_init(struct mt7615_dev *dev) mt76_wr(dev, MT_DELAY_INT_CFG, 0); - ret = mt76_init_queues(dev, mt76_dma_rx_poll); + ret = mt76_init_queues(dev, mt7615_poll_rx); if (ret < 0) return ret; |