Unverified Commit 65a8ef49 authored by Rander Wang's avatar Rander Wang Committed by Mark Brown
Browse files

ASoC: SOF: add time info structure for ipc4 path 



Start_stream_offset is used to strip invalid sample count in dai
for some cases like dai is started before host. llp_offset is used
to get current dai position from memory windows.

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 avatarBard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230202132954.26773-4-peter.ujfalusi@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 4700bfb2

sound/soc/sof/ipc4-priv.h

+14 −0
Original line number Diff line number Diff line
@@ -87,6 +87,20 @@ struct sof_ipc4_fw_data { 
	struct mutex pipeline_state_mutex; /* protect pipeline triggers, ref counts and states */

};



/**

 * struct sof_ipc4_timestamp_info - IPC4 timestamp info

 * @host_copier: the host copier of the pcm stream

 * @dai_copier: the dai copier of the pcm stream

 * @stream_start_offset: reported by fw in memory window

 * @llp_offset: llp offset in memory window

 */

struct sof_ipc4_timestamp_info {

	struct sof_ipc4_copier *host_copier;

	struct sof_ipc4_copier *dai_copier;

	u64 stream_start_offset;

	u32 llp_offset;

};



extern const struct sof_ipc_fw_loader_ops ipc4_loader_ops;

extern const struct sof_ipc_tplg_ops ipc4_tplg_ops;

extern const struct sof_ipc_tplg_control_ops tplg_ipc4_control_ops;

sound/soc/sof/sof-audio.h

+3 −0
Original line number Diff line number Diff line
@@ -311,6 +311,9 @@ struct snd_sof_pcm_stream { 
	 */

	bool suspend_ignored;

	struct snd_sof_pcm_stream_pipeline_list pipeline_list;



	/* used by IPC implementation and core does not touch it */

	void *private;

};



/* ALSA SOF PCM device */