Commit f4a92547 authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Felix Fietkau
Browse files

mt76: mt7921: do not update pm states in case of error 



Do not update pm stats if mt7921e_mcu_fw_pmctrl routine returns an
error.

Fixes: 36873246 ("mt76: mt7921: add awake and doze time accounting")
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 79717c4e

drivers/net/wireless/mediatek/mt76/mt7921/pci_mcu.c

+3 −3
Original line number Diff line number Diff line
@@ -102,7 +102,7 @@ int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev) 
{

	struct mt76_phy *mphy = &dev->mt76.phy;

	struct mt76_connac_pm *pm = &dev->pm;

	int i, err = 0;

	int i;



	for (i = 0; i < MT7921_DRV_OWN_RETRY_COUNT; i++) {

		mt76_wr(dev, MT_CONN_ON_LPCTL, PCIE_LPCR_HOST_SET_OWN);
@@ -114,12 +114,12 @@ int mt7921e_mcu_fw_pmctrl(struct mt7921_dev *dev) 
	if (i == MT7921_DRV_OWN_RETRY_COUNT) {

		dev_err(dev->mt76.dev, "firmware own failed\n");

		clear_bit(MT76_STATE_PM, &mphy->state);

		err = -EIO;

		return -EIO;

	}



	pm->stats.last_doze_event = jiffies;

	pm->stats.awake_time += pm->stats.last_doze_event -

				pm->stats.last_wake_event;



	return err;

	return 0;

}