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| author | Sean Wang <sean.wang@mediatek.com> | 2021-04-19 22:20:59 +0800 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2021-04-21 20:55:54 +0200 |
| commit | 1792eb0ecdc51282d37c7ad43167d088e2bf71df (patch) | |
| tree | c0b9464c291474f3fbec8bda3dceeac8ca0175ce | |
| parent | c0b21255de9be39498b39e0f15e7598f3991e2ea (diff) | |
| download | lwn-1792eb0ecdc51282d37c7ad43167d088e2bf71df.tar.gz lwn-1792eb0ecdc51282d37c7ad43167d088e2bf71df.zip | |
mt76: mt7921: enable deep sleep when the device suspends
Enable the deep sleep mode in suspend handler to reduce the power
consumption further.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7921/pci.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c index d5da98d36f63..25f27e9d379b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c @@ -201,6 +201,9 @@ static int mt7921_pci_suspend(struct pci_dev *pdev, pm_message_t state) return err; } + if (!dev->pm.enable) + mt76_connac_mcu_set_deep_sleep(&dev->mt76, true); + napi_disable(&mdev->tx_napi); mt76_worker_disable(&mdev->tx_worker); @@ -239,6 +242,10 @@ restore: napi_enable(&mdev->napi[i]); } napi_enable(&mdev->tx_napi); + + if (!dev->pm.enable) + mt76_connac_mcu_set_deep_sleep(&dev->mt76, false); + if (hif_suspend) mt76_connac_mcu_set_hif_suspend(mdev, false); @@ -261,6 +268,8 @@ static int mt7921_pci_resume(struct pci_dev *pdev) if (err < 0) return err; + mt7921_wpdma_reinit_cond(dev); + /* enable interrupt */ mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff); mt7921_irq_enable(dev, MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL | @@ -279,6 +288,9 @@ static int mt7921_pci_resume(struct pci_dev *pdev) napi_enable(&mdev->tx_napi); napi_schedule(&mdev->tx_napi); + if (!dev->pm.enable) + mt76_connac_mcu_set_deep_sleep(&dev->mt76, false); + if (!test_bit(MT76_STATE_SUSPEND, &dev->mphy.state)) err = mt76_connac_mcu_set_hif_suspend(mdev, false); |