lkml.org 
[lkml]   [2024]   [Feb]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3/9] ASoC: wm_adsp: Add wm_adsp_start() and wm_adsp_stop()
Date
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 9cb9068c0462..7d5c096e06cd 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -1093,27 +1093,36 @@ 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);

--
2.30.2

\
 
 \ /
  Last update: 2024-05-27 15:14    [W:0.281 / U:0.168 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site