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 --- sound/soc/codecs/wm_adsp.c | 27 ++++++++++++++++++--------- sound/soc/codecs/wm_adsp.h | 2 ++ 2 files changed, 20 insertions(+), 9 deletions(-)
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index 36ea0dcdc7ab..e451c009f2d9 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -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);
diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h index 067d807a7ca8..e53dfcf1f78f 100644 --- a/sound/soc/codecs/wm_adsp.h +++ b/sound/soc/codecs/wm_adsp.h @@ -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);