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ASoC: ab8500: add range to usleep_range 

Providing a range for usleep_range() allows the hrtimer subsystem to
coalesce timers - as this delay has no upper limit anyway (interrupts
or context switch is possible) it should not hurt to extend this
from 2 to 2-4 milliseconds.

Signed-off-by: Nicholas Mc Guire <hofrat@opentech.at>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.2
Nicholas Mc Guire 2019-04-07 04:59:34 +02:00 committed by Mark Brown
parent 401861f51a
commit 45a310136b
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GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 2 deletions
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4
sound/soc/codecs/ab8500-codec.c
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@ -1062,10 +1062,10 @@ static void anc_iir(struct snd_soc_component *component, unsigned int bnk,
snd_soc_component_update_bits(component, AB8500_ANCCONF1,
BIT(AB8500_ANCCONF1_ANCIIRINIT),
BIT(AB8500_ANCCONF1_ANCIIRINIT));
usleep_range(AB8500_ANC_SM_DELAY, AB8500_ANC_SM_DELAY);
usleep_range(AB8500_ANC_SM_DELAY, AB8500_ANC_SM_DELAY*2);
snd_soc_component_update_bits(component, AB8500_ANCCONF1,
BIT(AB8500_ANCCONF1_ANCIIRINIT), 0);
usleep_range(AB8500_ANC_SM_DELAY, AB8500_ANC_SM_DELAY);
usleep_range(AB8500_ANC_SM_DELAY, AB8500_ANC_SM_DELAY*2);
} else {
snd_soc_component_update_bits(component, AB8500_ANCCONF1,
BIT(AB8500_ANCCONF1_ANCIIRUPDATE),