From 0dd713ef2134bac2ee25562990dd6ecbc6feb615 Mon Sep 17 00:00:00 2001 From: Yangtao Li Date: Mon, 9 Nov 2020 20:11:04 +0800 Subject: [PATCH] power: supply: axp20x_usb_power: Use power efficient workqueue for debounce The debounce timeout is generally quite long and the work not performance critical so allow the scheduler to run the work anywhere rather than in the normal per-CPU workqueue. Signed-off-by: Yangtao Li Signed-off-by: Sebastian Reichel --- drivers/power/supply/axp20x_usb_power.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/power/supply/axp20x_usb_power.c b/drivers/power/supply/axp20x_usb_power.c index 3b4fd71..70b28b6 100644 --- a/drivers/power/supply/axp20x_usb_power.c +++ b/drivers/power/supply/axp20x_usb_power.c @@ -92,7 +92,7 @@ static irqreturn_t axp20x_usb_power_irq(int irq, void *devid) power_supply_changed(power->supply); - mod_delayed_work(system_wq, &power->vbus_detect, DEBOUNCE_TIME); + mod_delayed_work(system_power_efficient_wq, &power->vbus_detect, DEBOUNCE_TIME); return IRQ_HANDLED; } @@ -117,7 +117,7 @@ static void axp20x_usb_power_poll_vbus(struct work_struct *work) out: if (axp20x_usb_vbus_needs_polling(power)) - mod_delayed_work(system_wq, &power->vbus_detect, DEBOUNCE_TIME); + mod_delayed_work(system_power_efficient_wq, &power->vbus_detect, DEBOUNCE_TIME); } static int axp20x_get_current_max(struct axp20x_usb_power *power, int *val) @@ -525,7 +525,7 @@ static int axp20x_usb_power_resume(struct device *dev) while (i < power->num_irqs) enable_irq(power->irqs[i++]); - mod_delayed_work(system_wq, &power->vbus_detect, DEBOUNCE_TIME); + mod_delayed_work(system_power_efficient_wq, &power->vbus_detect, DEBOUNCE_TIME); return 0; } @@ -647,7 +647,7 @@ static int axp20x_usb_power_probe(struct platform_device *pdev) INIT_DELAYED_WORK(&power->vbus_detect, axp20x_usb_power_poll_vbus); if (axp20x_usb_vbus_needs_polling(power)) - queue_delayed_work(system_wq, &power->vbus_detect, 0); + queue_delayed_work(system_power_efficient_wq, &power->vbus_detect, 0); return 0; } -- 2.7.4