diff options
| author | Ricardo Ribalda <ribalda@chromium.org> | 2022-11-27 23:04:15 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-11-30 14:35:43 +0300 |
| commit | e063330a77edbdc57a142a27a82e51dc1361ab9d (patch) | |
| tree | 46a2bcbdde2f1acda687de3645a8c36fabfba57c /sound/soc | |
| parent | 93d519a12a83baa19dae59d121439b04fb9dfded (diff) | |
| download | linux-e063330a77edbdc57a142a27a82e51dc1361ab9d.tar.xz | |
ASoC: SOF: mediatek: add shutdown callback
If we do not shutdown the peripheral properly at shutdown, the whole system
crashes after kexec() on the first io access.
Let's implement the appropriate callback.
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20221127-mtk-snd-v1-0-b7886faa612b@chromium.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/sof/mediatek/mt8186/mt8186.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186.c b/sound/soc/sof/mediatek/mt8186/mt8186.c index 181189e00e02..79da25725987 100644 --- a/sound/soc/sof/mediatek/mt8186/mt8186.c +++ b/sound/soc/sof/mediatek/mt8186/mt8186.c @@ -430,6 +430,11 @@ static int mt8186_dsp_remove(struct snd_sof_dev *sdev) return 0; } +static int mt8186_dsp_shutdown(struct snd_sof_dev *sdev) +{ + return snd_sof_suspend(sdev->dev); +} + static int mt8186_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) { mt8186_sof_hifixdsp_shutdown(sdev); @@ -538,6 +543,7 @@ static struct snd_sof_dsp_ops sof_mt8186_ops = { /* probe and remove */ .probe = mt8186_dsp_probe, .remove = mt8186_dsp_remove, + .shutdown = mt8186_dsp_shutdown, /* DSP core boot */ .run = mt8186_run, @@ -629,6 +635,7 @@ MODULE_DEVICE_TABLE(of, sof_of_mt8186_ids); static struct platform_driver snd_sof_of_mt8186_driver = { .probe = sof_of_probe, .remove = sof_of_remove, + .shutdown = sof_of_shutdown, .driver = { .name = "sof-audio-of-mt8186", .pm = &sof_of_pm, |