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| author | Peter Ujfalusi <peter.ujfalusi@linux.intel.com> | 2023-04-04 12:21:06 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-04-04 12:42:34 +0100 |
| commit | 28d40e7adfd4108c11c9397c6fe9d9f80fed31e9 (patch) | |
| tree | 18d161fc1246c7b0e3261945d0cee7f92561463b /sound/soc/sof/pm.c | |
| parent | 59611370f92923089ceb284072d01445164a0191 (diff) | |
| download | linux-stable-28d40e7adfd4108c11c9397c6fe9d9f80fed31e9.tar.gz linux-stable-28d40e7adfd4108c11c9397c6fe9d9f80fed31e9.tar.bz2 linux-stable-28d40e7adfd4108c11c9397c6fe9d9f80fed31e9.zip | |
ASoC: SOF: Add support for DSPless mode
Via the SOF_DBG_DSPLESS_MODE sof_debug flag the SOF stack can be asked to
not use the DSP for audio.
The core's support for DSPless mode is only going to be enabled if the
platform reports that it can be used without DSP.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Link: https://lore.kernel.org/r/20230404092115.27949-4-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/pm.c')
| -rw-r--r-- | sound/soc/sof/pm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/sof/pm.c b/sound/soc/sof/pm.c index 8d3383085d12..c74ce8d414e7 100644 --- a/sound/soc/sof/pm.c +++ b/sound/soc/sof/pm.c @@ -103,6 +103,11 @@ static int sof_resume(struct device *dev, bool runtime_resume) return ret; } + if (sdev->dspless_mode_selected) { + sof_set_fw_state(sdev, SOF_DSPLESS_MODE); + return 0; + } + /* * Nothing further to be done for platforms that support the low power * D0 substate. Resume trace and return when resuming from |