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authorMark Brown <broonie@linaro.org>2013-08-09 21:25:02 +0400
committerLee Jones <lee.jones@linaro.org>2013-08-14 21:55:12 +0400
commitbb3d5934201607d8514c9a481bd68b2bd9e5510d (patch)
tree66d317798f914ff50f5b34f7928fd5e5be1d8eed /drivers/mfd/tps65010.c
parentc1d33b1b188ccf70e5c9526fa293cbc783245eee (diff)
downloadlinux-bb3d5934201607d8514c9a481bd68b2bd9e5510d.tar.xz
mfd: tps65010: Use power efficient workqueue for power polling
There is no need to use a per CPU workqueue to poll, especially with the 5s delay used, so allow the scheduler to use any CPU. Signed-off-by: Mark Brown <broonie@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/tps65010.c')
-rw-r--r--drivers/mfd/tps65010.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c
index 4d6769268739..8114567e0695 100644
--- a/drivers/mfd/tps65010.c
+++ b/drivers/mfd/tps65010.c
@@ -242,8 +242,8 @@ static int dbg_show(struct seq_file *s, void *_)
seq_printf(s, "mask2 %s\n", buf);
/* ignore ackint2 */
- schedule_delayed_work(&tps->work, POWER_POLL_DELAY);
-
+ queue_delayed_work(system_power_efficient_wq, &tps->work,
+ POWER_POLL_DELAY);
/* VMAIN voltage, enable lowpower, etc */
value = i2c_smbus_read_byte_data(tps->client, TPS_VDCDC1);
@@ -400,7 +400,8 @@ static void tps65010_interrupt(struct tps65010 *tps)
&& (tps->chgstatus & (TPS_CHG_USB|TPS_CHG_AC)))
poll = 1;
if (poll)
- schedule_delayed_work(&tps->work, POWER_POLL_DELAY);
+ queue_delayed_work(system_power_efficient_wq, &tps->work,
+ POWER_POLL_DELAY);
/* also potentially gpio-in rise or fall */
}
@@ -448,7 +449,7 @@ static irqreturn_t tps65010_irq(int irq, void *_tps)
disable_irq_nosync(irq);
set_bit(FLAG_IRQ_ENABLE, &tps->flags);
- schedule_delayed_work(&tps->work, 0);
+ queue_delayed_work(system_power_efficient_wq, &tps->work, 0);
return IRQ_HANDLED;
}
@@ -718,7 +719,8 @@ int tps65010_set_vbus_draw(unsigned mA)
&& test_and_set_bit(
FLAG_VBUS_CHANGED, &the_tps->flags)) {
/* gadget drivers call this in_irq() */
- schedule_delayed_work(&the_tps->work, 0);
+ queue_delayed_work(system_power_efficient_wq, &the_tps->work,
+ 0);
}
local_irq_restore(flags);