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authorMark Brown <broonie@linaro.org>2013-07-18 22:42:22 +0100
committerChanwoo Choi <cw00.choi@samsung.com>2013-08-05 08:53:34 +0900
commitdf9a5ab46332b58a0ce8877fe65c7e98b9f36e8a (patch)
treea107497050a4d56bf8099e38fb92e52ab5f7cb0b /drivers/extcon/extcon-arizona.c
parent7281e05aabee7484624d448da208932690ed62b3 (diff)
extcon: arizona: Use power efficient workqueue
None of the delayed work the driver schedules has particularly short delays and it is not performance sensitive so let the scheduler run it wherever is most efficient rather than in a per CPU workqueue by using the system power efficient workqueue. Signed-off-by: Mark Brown <broonie@linaro.org> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Myungjoo Ham <myungjoo.ham@samsung.com>
Diffstat (limited to 'drivers/extcon/extcon-arizona.c')
-rw-r--r--drivers/extcon/extcon-arizona.c25
1 files changed, 15 insertions, 10 deletions
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 7a1b4a7791ba..e55713083c78 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -890,8 +890,9 @@ static void arizona_micd_detect(struct work_struct *work)
handled:
if (info->detecting)
- schedule_delayed_work(&info->micd_timeout_work,
- msecs_to_jiffies(info->micd_timeout));
+ queue_delayed_work(system_power_efficient_wq,
+ &info->micd_timeout_work,
+ msecs_to_jiffies(info->micd_timeout));
pm_runtime_mark_last_busy(info->dev);
mutex_unlock(&info->lock);
@@ -912,8 +913,9 @@ static irqreturn_t arizona_micdet(int irq, void *data)
mutex_unlock(&info->lock);
if (debounce)
- schedule_delayed_work(&info->micd_detect_work,
- msecs_to_jiffies(debounce));
+ queue_delayed_work(system_power_efficient_wq,
+ &info->micd_detect_work,
+ msecs_to_jiffies(debounce));
else
arizona_micd_detect(&info->micd_detect_work.work);
@@ -967,12 +969,14 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
if (val == info->last_jackdet) {
dev_dbg(arizona->dev, "Suppressing duplicate JACKDET\n");
if (cancelled_hp)
- schedule_delayed_work(&info->hpdet_work,
- msecs_to_jiffies(HPDET_DEBOUNCE));
+ queue_delayed_work(system_power_efficient_wq,
+ &info->hpdet_work,
+ msecs_to_jiffies(HPDET_DEBOUNCE));
if (cancelled_mic)
- schedule_delayed_work(&info->micd_timeout_work,
- msecs_to_jiffies(info->micd_timeout));
+ queue_delayed_work(system_power_efficient_wq,
+ &info->micd_timeout_work,
+ msecs_to_jiffies(info->micd_timeout));
goto out;
}
@@ -994,8 +998,9 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
arizona_start_mic(info);
} else {
- schedule_delayed_work(&info->hpdet_work,
- msecs_to_jiffies(HPDET_DEBOUNCE));
+ queue_delayed_work(system_power_efficient_wq,
+ &info->hpdet_work,
+ msecs_to_jiffies(HPDET_DEBOUNCE));
}
regmap_update_bits(arizona->regmap,