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Commit 1552c325 authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: adsp: Use async writes where possible 



This will allow a marginal speed improvement when used with a bus that
supports async I/O by reducing the amount of context thrashing between
writes, allowing the bus to be more fully utilised.

Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 6ce4eac1

sound/soc/codecs/wm_adsp.c

+9 −9
Original line number Diff line number Diff line
@@ -1468,7 +1468,7 @@ static int wm_adsp2_ena(struct wm_adsp *dsp) 
	unsigned int val;

	int ret, count;



	ret = regmap_update_bits(dsp->regmap, dsp->base + ADSP2_CONTROL,

	ret = regmap_update_bits_async(dsp->regmap, dsp->base + ADSP2_CONTROL,

				       ADSP2_SYS_ENA, ADSP2_SYS_ENA);

	if (ret != 0)

		return ret;
@@ -1521,7 +1521,7 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w, 
		val = (val & ARIZONA_SYSCLK_FREQ_MASK)

			>> ARIZONA_SYSCLK_FREQ_SHIFT;



		ret = regmap_update_bits(dsp->regmap,

		ret = regmap_update_bits_async(dsp->regmap,

					       dsp->base + ADSP2_CLOCKING,

					       ADSP2_CLK_SEL_MASK, val);

		if (ret != 0) {
@@ -1586,7 +1586,7 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w, 
		if (ret != 0)

			goto err;



		ret = regmap_update_bits(dsp->regmap,

		ret = regmap_update_bits_async(dsp->regmap,

					       dsp->base + ADSP2_CONTROL,

					       ADSP2_CORE_ENA | ADSP2_START,

					       ADSP2_CORE_ENA | ADSP2_START);