Unverified Commit 167ca6a4 authored by Rander Wang's avatar Rander Wang Committed by Mark Brown
Browse files

ASoC: SOF: Introduce a new set_pm_gate() IPC PM op 



Set_pm_gate depends on ipc version. This patch defines
the ops for both IPC3 and IPC4.

Signed-off-by: default avatarRander Wang <rander.wang@intel.com>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230214103345.30669-2-peter.ujfalusi@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent d227116c

sound/soc/sof/ipc3.c

+18 −0
Original line number Diff line number Diff line
@@ -1077,10 +1077,28 @@ static int sof_ipc3_ctx_restore(struct snd_sof_dev *sdev) 
	return sof_ipc3_ctx_ipc(sdev, SOF_IPC_PM_CTX_RESTORE);

}



static int sof_ipc3_set_pm_gate(struct snd_sof_dev *sdev, u32 flags)

{

	struct sof_ipc_pm_gate pm_gate;

	struct sof_ipc_reply reply;



	memset(&pm_gate, 0, sizeof(pm_gate));



	/* configure pm_gate ipc message */

	pm_gate.hdr.size = sizeof(pm_gate);

	pm_gate.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_GATE;

	pm_gate.flags = flags;



	/* send pm_gate ipc to dsp */

	return sof_ipc_tx_message_no_pm(sdev->ipc, &pm_gate, sizeof(pm_gate),

					&reply, sizeof(reply));

}



static const struct sof_ipc_pm_ops ipc3_pm_ops = {

	.ctx_save = sof_ipc3_ctx_save,

	.ctx_restore = sof_ipc3_ctx_restore,

	.set_core_state = sof_ipc3_set_core_state,

	.set_pm_gate = sof_ipc3_set_pm_gate,

};



const struct sof_ipc_ops ipc3_ops = {

sound/soc/sof/ipc4.c

+13 −0
Original line number Diff line number Diff line
@@ -656,9 +656,22 @@ static int sof_ipc4_ctx_save(struct snd_sof_dev *sdev) 
	return sof_ipc4_set_core_state(sdev, SOF_DSP_PRIMARY_CORE, false);

}



static int sof_ipc4_set_pm_gate(struct snd_sof_dev *sdev, u32 flags)

{

	struct sof_ipc4_msg msg = {{0}};



	msg.primary = SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_MOD_SET_D0IX);

	msg.primary |= SOF_IPC4_MSG_DIR(SOF_IPC4_MSG_REQUEST);

	msg.primary |= SOF_IPC4_MSG_TARGET(SOF_IPC4_MODULE_MSG);

	msg.extension = flags;



	return sof_ipc4_tx_msg(sdev, &msg, 0, NULL, 0, true);

}



static const struct sof_ipc_pm_ops ipc4_pm_ops = {

	.ctx_save = sof_ipc4_ctx_save,

	.set_core_state = sof_ipc4_set_core_state,

	.set_pm_gate = sof_ipc4_set_pm_gate,

};



static int sof_ipc4_init(struct snd_sof_dev *sdev)

sound/soc/sof/sof-priv.h

+2 −0
Original line number Diff line number Diff line
@@ -425,11 +425,13 @@ struct sof_ipc_fw_tracing_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

 * @set_pm_gate:	Optional function pointer for pm gate settings

 */

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);

	int (*set_pm_gate)(struct snd_sof_dev *sdev, u32 flags);

};



/**