Unverified Commit b41252d8 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Mark Brown
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ASoC: SOF: sof_ipc_pm_ops: Add support for DSP core power management 



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: default avatarPeter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220610083549.16773-3-peter.ujfalusi@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 03f69725

sound/soc/sof/sof-priv.h

+2 −0
Original line number Diff line number Diff line
@@ -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);

};



/**