diff options
| author | Daniel Baluta <daniel.baluta@nxp.com> | 2020-06-10 19:58:22 +0300 |
|---|---|---|
| committer | Daniel Baluta <daniel.baluta@nxp.com> | 2020-06-11 16:50:22 +0300 |
| commit | f7b437ebaa48611ff54893e61aa3ca88eb2360c4 (patch) | |
| tree | 69398f4679a932fbcc88a5518f8f392023019c47 /sound/soc/sof | |
| parent | 95ae3b68a0e1d115246665f80ddfc7691f9c2f83 (diff) | |
MLK-24263-7 ASoC: SOF: Activate runtime PM with SOF OF device
SOF boots the DSP at probe and keeps it up all the time.
With this change, after booting if no one is using the DSP
the SOF core will turn off the DSP to save power.
Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
Diffstat (limited to 'sound/soc/sof')
| -rw-r--r-- | sound/soc/sof/sof-of-dev.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/sof/sof-of-dev.c b/sound/soc/sof/sof-of-dev.c index d02e2133ebcd..befa35ba492f 100644 --- a/sound/soc/sof/sof-of-dev.c +++ b/sound/soc/sof/sof-of-dev.c @@ -58,7 +58,11 @@ static void sof_of_probe_complete(struct device *dev) /* allow runtime_pm */ pm_runtime_set_autosuspend_delay(dev, SND_SOF_SUSPEND_DELAY_MS); pm_runtime_use_autosuspend(dev); + pm_runtime_set_active(dev); pm_runtime_enable(dev); + + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); } int sof_of_parse(struct platform_device *pdev) |