soc/sof/ipc4-pcm.c

42  * @time_info: pointer to time info struct if it is supported, otherwise NULL
46 	struct sof_ipc4_timestamp_info *time_info;
56 	return stream_priv->time_info;
438 		struct sof_ipc4_timestamp_info *time_info;
440 		time_info = sof_ipc4_sps_to_time_info(&spcm->stream[substream->stream]);
444 		if (ret || !time_info)
456 			time_info->stream_end_offset += pos;
459 			time_info->stream_end_offset = 0;
530 		struct sof_ipc4_timestamp_info *time_info;
536 		time_info = sof_ipc4_sps_to_time_info(&spcm->stream[substream->stream]);
537 		if (time_info)
538 			time_info->stream_start_offset = SOF_IPC4_INVALID_STREAM_POSITION;
834 		kfree(stream_priv->time_info);
845 	struct sof_ipc4_timestamp_info *time_info;
886 		time_info = kzalloc(sizeof(*time_info), GFP_KERNEL);
887 		if (!time_info) {
892 		stream_priv->time_info = time_info;
903 	struct sof_ipc4_timestamp_info *time_info;
923 	/* both host and dai copier must be valid for time_info */
929 	time_info = sof_ipc4_sps_to_time_info(sps);
930 	time_info->host_copier = host_copier;
931 	time_info->dai_copier = dai_copier;
932 	time_info->llp_offset = offsetof(struct sof_ipc4_fw_registers,
937 		sof_mailbox_read(sdev, time_info->llp_offset, &llp_slot, sizeof(llp_slot));
941 		time_info->llp_offset += sizeof(llp_slot);
948 	time_info->llp_offset = offsetof(struct sof_ipc4_fw_registers,
951 		sof_mailbox_read(sdev, time_info->llp_offset, &llp_slot, sizeof(llp_slot));
955 		time_info->llp_offset += sizeof(llp_slot);
962 	time_info->llp_offset = offsetof(struct sof_ipc4_fw_registers,
964 	sof_mailbox_read(sdev, time_info->llp_offset, &llp_slot, sizeof(llp_slot));
966 		time_info->llp_offset = 0;
976 	struct sof_ipc4_timestamp_info *time_info;
983 	time_info = sof_ipc4_sps_to_time_info(&spcm->stream[substream->stream]);
985 	if (!time_info)
988 	time_info->stream_start_offset = SOF_IPC4_INVALID_STREAM_POSITION;
989 	time_info->llp_offset = 0;
999 					    struct sof_ipc4_timestamp_info *time_info)
1001 	struct sof_ipc4_copier *host_copier = time_info->host_copier;
1002 	struct sof_ipc4_copier *dai_copier = time_info->dai_copier;
1015 		 * While the firmware does not supports time_info reporting for
1026 		time_info->stream_start_offset = substream->runtime->rate / MSEC_PER_SEC;
1041 	time_info->stream_start_offset = ppl_reg.stream_start_offset;
1042 	do_div(time_info->stream_start_offset, dai_sample_size);
1043 	time_info->stream_end_offset = ppl_reg.stream_end_offset;
1044 	do_div(time_info->stream_end_offset, dai_sample_size);
1052 	time_info->boundary = div64_u64(~((u64)0),
1055 	time_info->delay = 0;
1066 	struct sof_ipc4_timestamp_info *time_info;
1079 	time_info = sof_ipc4_sps_to_time_info(sps);
1080 	if (!time_info)
1088 	if (time_info->stream_start_offset == SOF_IPC4_INVALID_STREAM_POSITION) {
1089 		ret = sof_ipc4_get_stream_start_offset(sdev, substream, sps, time_info);
1106 	if (!time_info->llp_offset) {
1111 		sof_mailbox_read(sdev, time_info->llp_offset, &llp, sizeof(llp));
1114 	dai_cnt += time_info->stream_end_offset;
1140 	if (dai_cnt < time_info->stream_start_offset) {
1141 		host_cnt += time_info->stream_start_offset - dai_cnt;
1144 		dai_cnt -= time_info->stream_start_offset;
1148 	div64_u64_rem(dai_cnt, time_info->boundary, &dai_cnt);
1159 		time_info->delay = time_info->boundary - tail_cnt + head_cnt;
1163 	time_info->delay =  head_cnt - tail_cnt;
1180 	struct sof_ipc4_timestamp_info *time_info;
1187 	time_info = sof_ipc4_sps_to_time_info(&spcm->stream[substream->stream]);
1193 	if (time_info)
1194 		return time_info->delay;