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

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

Fixes: 36873246f7 ("mt76: mt7921: add awake and doze time accounting")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi
2022-06-13 14:07:08 +02:00
committed by Felix Fietkau
parent 79717c4eee
commit f4a92547fb
1 changed files with 3 additions and 3 deletions
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6
drivers/net/wireless/mediatek/mt76/mt7921/pci_mcu.c
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@@ -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;
}