From b41252d8820c7009078c3d401a807a9da899075f Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Fri, 10 Jun 2022 11:35:45 +0300 Subject: [PATCH] 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: Peter Ujfalusi Reviewed-by: Ranjani Sridharan Reviewed-by: Bard Liao Reviewed-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20220610083549.16773-3-peter.ujfalusi@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/sof/sof-priv.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 58bcb8d6f72b3..0544eb6a23223 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); }; /** -- 2.30.2