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[2/6] ASoC: SOF: sof_ipc_pm_ops: Add support for DSP core power management

Message ID 20220610083549.16773-3-peter.ujfalusi@linux.intel.com
State Accepted
Commit b41252d8820c7009078c3d401a807a9da899075f
Headers show
Series [1/6] ASoC: SOF: make ctx_store and ctx_restore as optional | expand

Commit Message

Peter Ujfalusi June 10, 2022, 8:35 a.m. UTC
Add a new ops for handling DSP core power state which can be used to tell
the DSP to turn on/off a core (or to inform it that a core is going to be
turned on/off if the core is host managed).

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 sound/soc/sof/sof-priv.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
index 58bcb8d6f72b..0544eb6a2322 100644
--- a/sound/soc/sof/sof-priv.h
+++ b/sound/soc/sof/sof-priv.h
@@ -378,10 +378,12 @@  struct sof_ipc_fw_tracing_ops {
  * struct sof_ipc_pm_ops - IPC-specific PM ops
  * @ctx_save:		Optional function pointer for context save
  * @ctx_restore:	Optional function pointer for context restore
+ * @set_core_state:	Optional function pointer for turning on/off a DSP core
  */
 struct sof_ipc_pm_ops {
 	int (*ctx_save)(struct snd_sof_dev *sdev);
 	int (*ctx_restore)(struct snd_sof_dev *sdev);
+	int (*set_core_state)(struct snd_sof_dev *sdev, int core_idx, bool on);
 };
 
 /**