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| author | Charles Keepax <ckeepax@opensource.wolfsonmicro.com> | 2015-01-20 16:31:51 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-01-27 17:28:50 +0000 |
| commit | e1ae5fba3fae34537492758a21eef90a182620de (patch) | |
| tree | ea499438f4913a829f25855c9efdcea8b2b59394 /sound/soc/codecs/arizona.c | |
| parent | 054e1b4892271731453fbfa8658899050196e427 (diff) | |
| download | op-kernel-dev-e1ae5fba3fae34537492758a21eef90a182620de.zip op-kernel-dev-e1ae5fba3fae34537492758a21eef90a182620de.tar.gz | |
ASoC: arizona: Coalesce output power up delays
Save a bit of scheduling by coalescing all the output power up delays
into a single delay.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/arizona.c')
| -rw-r--r-- | sound/soc/codecs/arizona.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c index 9e203ef..32bc609 100644 --- a/sound/soc/codecs/arizona.c +++ b/sound/soc/codecs/arizona.c @@ -737,6 +737,21 @@ int arizona_out_ev(struct snd_soc_dapm_widget *w, struct arizona_priv *priv = snd_soc_codec_get_drvdata(w->codec); switch (event) { + case SND_SOC_DAPM_PRE_PMU: + switch (w->shift) { + case ARIZONA_OUT1L_ENA_SHIFT: + case ARIZONA_OUT1R_ENA_SHIFT: + case ARIZONA_OUT2L_ENA_SHIFT: + case ARIZONA_OUT2R_ENA_SHIFT: + case ARIZONA_OUT3L_ENA_SHIFT: + case ARIZONA_OUT3R_ENA_SHIFT: + priv->out_up_pending++; + priv->out_up_delay += 17; + break; + default: + break; + } + break; case SND_SOC_DAPM_POST_PMU: switch (w->shift) { case ARIZONA_OUT1L_ENA_SHIFT: @@ -745,7 +760,11 @@ int arizona_out_ev(struct snd_soc_dapm_widget *w, case ARIZONA_OUT2R_ENA_SHIFT: case ARIZONA_OUT3L_ENA_SHIFT: case ARIZONA_OUT3R_ENA_SHIFT: - msleep(17); + priv->out_up_pending--; + if (!priv->out_up_pending) { + msleep(priv->out_up_delay); + priv->out_up_delay = 0; + } break; default: @@ -807,6 +826,7 @@ int arizona_hp_ev(struct snd_soc_dapm_widget *w, case SND_SOC_DAPM_PRE_PMD: val = 0; break; + case SND_SOC_DAPM_PRE_PMU: case SND_SOC_DAPM_POST_PMD: return arizona_out_ev(w, kcontrol, event); default: |
