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ASoC: SOF: add time info structure for ipc4 path

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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: Rander Wang <rander.wang@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230202132954.26773-4-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Rander Wang 2023-02-02 15:29:48 +02:00 committed by Mark Brown
parent 4700bfb2bb
commit 65a8ef494a
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GPG Key ID: 24D68B725D5487D0
2 changed files with 17 additions and 0 deletions
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14
sound/soc/sof/ipc4-priv.h
View File

@ -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;

3
sound/soc/sof/sof-audio.h
View File

@ -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 */