303 void cras_rstream_record_fetch_interval(struct cras_rstream *rstream,  in cras_rstream_record_fetch_interval()  argument
308 	if (rstream->last_fetch_ts.tv_sec || rstream->last_fetch_ts.tv_nsec) {  in cras_rstream_record_fetch_interval()
309 		subtract_timespecs(now, &rstream->last_fetch_ts, &ts);  in cras_rstream_record_fetch_interval()
310 		if (timespec_after(&ts, &rstream->longest_fetch_interval))  in cras_rstream_record_fetch_interval()
311 			rstream->longest_fetch_interval = ts;  in cras_rstream_record_fetch_interval()
370 void cras_rstream_dev_attach(struct cras_rstream *rstream,  in cras_rstream_dev_attach()  argument
374 	if (buffer_share_add_id(rstream->buf_state, dev_id, dev_ptr) == 0)  in cras_rstream_dev_attach()
375 		rstream->num_attached_devs++;  in cras_rstream_dev_attach()
380 	if (rstream->master_dev.dev_id == NO_DEVICE) {  in cras_rstream_dev_attach()
381 		rstream->master_dev.dev_id = dev_id;  in cras_rstream_dev_attach()
382 		rstream->master_dev.dev_ptr = dev_ptr;  in cras_rstream_dev_attach()
386 void cras_rstream_dev_detach(struct cras_rstream *rstream, unsigned int dev_id)  in cras_rstream_dev_detach()  argument
388 	if (buffer_share_rm_id(rstream->buf_state, dev_id) == 0)  in cras_rstream_dev_detach()
389 		rstream->num_attached_devs--;  in cras_rstream_dev_detach()
391 	if (rstream->master_dev.dev_id == dev_id) {  in cras_rstream_dev_detach()
396 		rstream->master_dev.dev_id = NO_DEVICE;  in cras_rstream_dev_detach()
397 		rstream->master_dev.dev_ptr = NULL;  in cras_rstream_dev_detach()
398 		for (i = 0; i < rstream->buf_state->id_sz; i++) {  in cras_rstream_dev_detach()
399 			o = &rstream->buf_state->wr_idx[i];  in cras_rstream_dev_detach()
401 				rstream->master_dev.dev_id = o->id;  in cras_rstream_dev_detach()
402 				rstream->master_dev.dev_ptr = o->data;  in cras_rstream_dev_detach()
409 void cras_rstream_dev_offset_update(struct cras_rstream *rstream,  in cras_rstream_dev_offset_update()  argument
413 	buffer_share_offset_update(rstream->buf_state, dev_id, frames);  in cras_rstream_dev_offset_update()
416 void cras_rstream_update_input_write_pointer(struct cras_rstream *rstream)  in cras_rstream_update_input_write_pointer()  argument
418 	struct cras_audio_shm *shm = cras_rstream_input_shm(rstream);  in cras_rstream_update_input_write_pointer()
420 					rstream->buf_state);  in cras_rstream_update_input_write_pointer()
425 void cras_rstream_update_output_read_pointer(struct cras_rstream *rstream)  in cras_rstream_update_output_read_pointer()  argument
427 	struct cras_audio_shm *shm = cras_rstream_input_shm(rstream);  in cras_rstream_update_output_read_pointer()
429 					rstream->buf_state);  in cras_rstream_update_output_read_pointer()
434 unsigned int cras_rstream_dev_offset(const struct cras_rstream *rstream,  in cras_rstream_dev_offset()  argument
437 	return buffer_share_id_offset(rstream->buf_state, dev_id);  in cras_rstream_dev_offset()
440 void cras_rstream_update_queued_frames(struct cras_rstream *rstream)  in cras_rstream_update_queued_frames()  argument
442 	const struct cras_audio_shm *shm = cras_rstream_output_shm(rstream);  in cras_rstream_update_queued_frames()
443 	rstream->queued_frames = MIN(cras_shm_get_frames(shm),  in cras_rstream_update_queued_frames()
444 				     rstream->buffer_frames);  in cras_rstream_update_queued_frames()
447 unsigned int cras_rstream_playable_frames(struct cras_rstream *rstream,  in cras_rstream_playable_frames()  argument
450 	return rstream->queued_frames -  in cras_rstream_playable_frames()
451 			cras_rstream_dev_offset(rstream, dev_id);  in cras_rstream_playable_frames()
454 float cras_rstream_get_volume_scaler(struct cras_rstream *rstream)  in cras_rstream_get_volume_scaler()  argument
456 	const struct cras_audio_shm *shm = cras_rstream_output_shm(rstream);  in cras_rstream_get_volume_scaler()
461 uint8_t *cras_rstream_get_readable_frames(struct cras_rstream *rstream,  in cras_rstream_get_readable_frames()  argument
465 	return cras_shm_get_readable_frames(&rstream->shm, offset, frames);  in cras_rstream_get_readable_frames()
468 int cras_rstream_get_mute(const struct cras_rstream *rstream)  in cras_rstream_get_mute()  argument
470 	return cras_shm_get_mute(&rstream->shm);  in cras_rstream_get_mute()