ASoC: wm_adsp: Add wm_adsp_start() and wm_adsp_stop()

Separate the functionality of wm_adsp_event() into two exported
functions wm_adsp_start() and wm_adsp_stop().

This allows the codec driver to start and stop the DSP outside of a
DAPM widget.

Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20240223153910.2063698-2-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Richard Fitzgerald 2024-02-23 15:39:05 +00:00 committed by Mark Brown
parent b401b62175
commit 5519ac3a71
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 20 additions and 9 deletions

View File

@ -1092,27 +1092,36 @@ static void wm_adsp_event_post_stop(struct cs_dsp *cs_dsp)
dsp->fatal_error = false;
}
int wm_adsp_run(struct wm_adsp *dsp)
{
flush_work(&dsp->boot_work);
return cs_dsp_run(&dsp->cs_dsp);
}
EXPORT_SYMBOL_GPL(wm_adsp_run);
void wm_adsp_stop(struct wm_adsp *dsp)
{
cs_dsp_stop(&dsp->cs_dsp);
}
EXPORT_SYMBOL_GPL(wm_adsp_stop);
int wm_adsp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
struct wm_adsp *dsps = snd_soc_component_get_drvdata(component);
struct wm_adsp *dsp = &dsps[w->shift];
int ret = 0;
switch (event) {
case SND_SOC_DAPM_POST_PMU:
flush_work(&dsp->boot_work);
ret = cs_dsp_run(&dsp->cs_dsp);
break;
return wm_adsp_run(dsp);
case SND_SOC_DAPM_PRE_PMD:
cs_dsp_stop(&dsp->cs_dsp);
break;
wm_adsp_stop(dsp);
return 0;
default:
break;
return 0;
}
return ret;
}
EXPORT_SYMBOL_GPL(wm_adsp_event);

View File

@ -98,6 +98,8 @@ irqreturn_t wm_adsp2_bus_error(int irq, void *data);
irqreturn_t wm_halo_bus_error(int irq, void *data);
irqreturn_t wm_halo_wdt_expire(int irq, void *data);
int wm_adsp_run(struct wm_adsp *dsp);
void wm_adsp_stop(struct wm_adsp *dsp);
int wm_adsp_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event);