[PATCH] mt76: mt7921: update statistic in active mode only
Deren.Wu at mediatek.com
Deren.Wu at mediatek.com
Thu May 27 10:05:33 PDT 2021
From: Deren Wu <deren.wu at mediatek.com>
wakeup chip every 250ms may cause huge power consumption
try to update statistic counter only if in active status only,
and it would lead fewer power cost
Signed-off-by: Deren Wu <deren.wu at mediatek.com>
---
drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index e29d4fdab572..212832b34674 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -1459,13 +1459,15 @@ void mt7921_pm_power_save_work(struct work_struct *work)
{
struct mt7921_dev *dev;
unsigned long delta;
+ struct mt76_phy *mphy;
dev = (struct mt7921_dev *)container_of(work, struct mt7921_dev,
pm.ps_work.work);
+ mphy = dev->phy.mt76;
delta = dev->pm.idle_timeout;
- if (test_bit(MT76_HW_SCANNING, &dev->mphy.state) ||
- test_bit(MT76_HW_SCHED_SCANNING, &dev->mphy.state))
+ if (test_bit(MT76_HW_SCANNING, &mphy->state) ||
+ test_bit(MT76_HW_SCHED_SCANNING, &mphy->state))
goto out;
if (time_is_after_jiffies(dev->pm.last_activity + delta)) {
@@ -1473,8 +1475,10 @@ void mt7921_pm_power_save_work(struct work_struct *work)
goto out;
}
- if (!mt7921_mcu_fw_pmctrl(dev))
+ if (!mt7921_mcu_fw_pmctrl(dev)) {
+ cancel_delayed_work_sync(&mphy->mac_work);
return;
+ }
out:
queue_delayed_work(dev->mt76.wq, &dev->pm.ps_work, delta);
}
--
2.18.0
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