diff options
| author | Ranjani Sridharan <ranjani.sridharan@linux.intel.com> | 2024-04-08 14:41:46 -0500 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-04-09 14:03:34 +0100 |
| commit | 90a2353080eedec855d63f6aadfda14104ee9b06 (patch) | |
| tree | a5f42f15d7ae7ad3cd9a7c06e705ebdcb4d39301 /sound | |
| parent | 305539a25a1c9929b058381aac6104bd939c0fee (diff) | |
ASoC: SOF: pcm: Restrict DSP D0i3 during S0ix to IPC3
Introduce a new field in struct sof_ipc_pcm_ops that can be used to
restrict DSP D0i3 during S0ix suspend to IPC3. With IPC4, all streams
must be stopped before S0ix suspend.
Reviewed-by: Uday M Bhat <uday.m.bhat@intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://msgid.link/r/20240408194147.28919-3-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/sof/ipc3-pcm.c | 1 | ||||
| -rw-r--r-- | sound/soc/sof/pcm.c | 13 | ||||
| -rw-r--r-- | sound/soc/sof/sof-audio.h | 2 |
3 files changed, 9 insertions, 7 deletions
diff --git a/sound/soc/sof/ipc3-pcm.c b/sound/soc/sof/ipc3-pcm.c index 35769dd7905e..af0bf354cb20 100644 --- a/sound/soc/sof/ipc3-pcm.c +++ b/sound/soc/sof/ipc3-pcm.c @@ -434,4 +434,5 @@ const struct sof_ipc_pcm_ops ipc3_pcm_ops = { .trigger = sof_ipc3_pcm_trigger, .dai_link_fixup = sof_ipc3_pcm_dai_link_fixup, .reset_hw_params_during_stop = true, + .d0i3_supported_in_s0ix = true, }; diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index f03cee94bce6..8804e00e7251 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -325,14 +325,13 @@ static int sof_pcm_trigger(struct snd_soc_component *component, ipc_first = true; break; case SNDRV_PCM_TRIGGER_SUSPEND: - if (sdev->system_suspend_target == SOF_SUSPEND_S0IX && + /* + * If DSP D0I3 is allowed during S0iX, set the suspend_ignored flag for + * D0I3-compatible streams to keep the firmware pipeline running + */ + if (pcm_ops && pcm_ops->d0i3_supported_in_s0ix && + sdev->system_suspend_target == SOF_SUSPEND_S0IX && spcm->stream[substream->stream].d0i3_compatible) { - /* - * trap the event, not sending trigger stop to - * prevent the FW pipelines from being stopped, - * and mark the flag to ignore the upcoming DAPM - * PM events. - */ spcm->stream[substream->stream].suspend_ignored = true; return 0; } diff --git a/sound/soc/sof/sof-audio.h b/sound/soc/sof/sof-audio.h index 86bbb531e142..499b6084b526 100644 --- a/sound/soc/sof/sof-audio.h +++ b/sound/soc/sof/sof-audio.h @@ -116,6 +116,7 @@ struct snd_sof_dai_config_data { * triggers. The FW keeps the host DMA running in this case and * therefore the host must do the same and should stop the DMA during * hw_free. + * @d0i3_supported_in_s0ix: Allow DSP D0I3 during S0iX */ struct sof_ipc_pcm_ops { int (*hw_params)(struct snd_soc_component *component, struct snd_pcm_substream *substream, @@ -135,6 +136,7 @@ struct sof_ipc_pcm_ops { bool reset_hw_params_during_stop; bool ipc_first_on_start; bool platform_stop_during_hw_free; + bool d0i3_supported_in_s0ix; }; /** |