github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-25 07:33:19 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

ASoC: SOF: sof_ipc_pm_ops: Add support for DSP core power management

Browse Source 
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>
Link: https://lore.kernel.org/r/20220610083549.16773-3-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2022-06-10 11:35:45 +03:00 committed by Mark Brown
parent 03f6972574
commit b41252d882
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sound/soc/sof/sof-priv.h
View File

@ -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);
};
/**