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extcon: max8997: Use power efficient workqueue for delayed cable detection

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Schedule delayed cable detection work on power efficient workqueue
so the scheduler won't wake up idle core for that work.
This extends the idle time for CPU cores and conserves power.

Signed-off-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Chanwoo Choi <[email protected]>
This commit is contained in:
Krzysztof Kozlowski 2014-04-09 15:20:15 +02:00 • committed by Chanwoo Choi
commit bf9509e032
1 changed files with 2 additions and 1 deletions
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3
drivers/extcon/extcon-max8997.c
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@ -770,7 +770,8 @@ static int max8997_muic_probe(struct platform_device *pdev)
* driver should notify cable state to upper layer.
*/
INIT_DELAYED_WORK(&info->wq_detcable, max8997_muic_detect_cable_wq);
schedule_delayed_work(&info->wq_detcable, delay_jiffies);
queue_delayed_work(system_power_efficient_wq, &info->wq_detcable,
delay_jiffies);
return 0;