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ASoC: wm8997: Use async writes

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When writing the patch write to the device asynchronously, allowing better
performance when used with a bus like SPI which supports this by
minimising the need to context switch back to the driver to get the
next bit of data.

Signed-off-by: Mark Brown <broonie@linaro.org>
Reviewed-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2013-12-12 00:50:04 +00:00
parent 959e4083cd
commit 1f4fe272f0
1 changed files with 2 additions and 2 deletions
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4
sound/soc/codecs/wm8997.c
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@ -103,8 +103,8 @@ static int wm8997_sysclk_ev(struct snd_soc_dapm_widget *w,
case SND_SOC_DAPM_POST_PMU:
if (patch)
for (i = 0; i < patch_size; i++)
regmap_write(regmap, patch[i].reg,
patch[i].def);
regmap_write_async(regmap, patch[i].reg,
patch[i].def);
break;
default:
break;