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| author |   Ranjani Sridharan <ranjani.sridharan@linux.intel.com> | 2020-05-26 15:36:34 -0500 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2020-05-27 14:06:54 +0100 |
| commit | fc907cc527e6568b7486309188e545161891e1f2 (patch) | |
| tree | 420b09549299e256f3944ee7f652f400609d63c8 /sound | |
| parent | ASoC: SOF: Intel: byt: Add PM callbacks (diff) | |
| download | linux-dev-fc907cc527e6568b7486309188e545161891e1f2.tar.xz linux-dev-fc907cc527e6568b7486309188e545161891e1f2.zip | |
ASoC: SOF: pm: handle resume on legacy Intel platforms
Add new case when set_power_state() is not supported, e.g. for Intel
Baytrail/Cherrytrail legacy platforms.
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Tested-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20200526203640.25980-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/sof/pm.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sound/soc/sof/pm.c b/sound/soc/sof/pm.c index 5e804a7728f5..92e5f9b15f3a 100644 --- a/sound/soc/sof/pm.c +++ b/sound/soc/sof/pm.c @@ -114,8 +114,12 @@ static int sof_resume(struct device *dev, bool runtime_resume) return ret; } - /* Nothing further to do if resuming from a low-power D0 substate */ - if (!runtime_resume && old_state == SOF_DSP_PM_D0) + /* + * Nothing further to be done for platforms that support the low power + * D0 substate. + */ + if (!runtime_resume && sof_ops(sdev)->set_power_state && + old_state == SOF_DSP_PM_D0) return 0; sdev->fw_state = SOF_FW_BOOT_PREPARE; |