41 	struct stream_info *str_info;  in sst_alloc_stream_mrfld()  local
79 	str_info = get_stream_info(sst_drv_ctx, str_id);  in sst_alloc_stream_mrfld()
80 	if (str_info == NULL) {  in sst_alloc_stream_mrfld()
116 		str_info->status = STREAM_UN_INIT;  in sst_alloc_stream_mrfld()
146 	struct stream_info *str_info;  in sst_start_stream()  local
150 	str_info = get_stream_info(sst_drv_ctx, str_id);  in sst_start_stream()
151 	if (!str_info)  in sst_start_stream()
153 	if (str_info->status != STREAM_RUNNING)  in sst_start_stream()
156 	retval = sst_prepare_and_post_msg(sst_drv_ctx, str_info->task_id,  in sst_start_stream()
157 			IPC_CMD, IPC_IA_START_STREAM_MRFLD, str_info->pipe_id,  in sst_start_stream()
237 	struct stream_info *str_info;  in sst_pause_stream()  local
240 	str_info = get_stream_info(sst_drv_ctx, str_id);  in sst_pause_stream()
241 	if (!str_info)  in sst_pause_stream()
243 	if (str_info->status == STREAM_PAUSED)  in sst_pause_stream()
245 	if (str_info->status == STREAM_RUNNING ||  in sst_pause_stream()
246 		str_info->status == STREAM_INIT) {  in sst_pause_stream()
247 		if (str_info->prev == STREAM_UN_INIT)  in sst_pause_stream()
250 		retval = sst_prepare_and_post_msg(sst_drv_ctx, str_info->task_id, IPC_CMD,  in sst_pause_stream()
251 				IPC_IA_PAUSE_STREAM_MRFLD, str_info->pipe_id,  in sst_pause_stream()
255 			str_info->prev = str_info->status;  in sst_pause_stream()
256 			str_info->status = STREAM_PAUSED;  in sst_pause_stream()
260 			sst_clean_stream(str_info);  in sst_pause_stream()
281 	struct stream_info *str_info;  in sst_resume_stream()  local
284 	str_info = get_stream_info(sst_drv_ctx, str_id);  in sst_resume_stream()
285 	if (!str_info)  in sst_resume_stream()
287 	if (str_info->status == STREAM_RUNNING)  in sst_resume_stream()
289 	if (str_info->status == STREAM_PAUSED) {  in sst_resume_stream()
290 		retval = sst_prepare_and_post_msg(sst_drv_ctx, str_info->task_id,  in sst_resume_stream()
292 				str_info->pipe_id, 0, NULL, NULL,  in sst_resume_stream()
296 			if (str_info->prev == STREAM_RUNNING)  in sst_resume_stream()
297 				str_info->status = STREAM_RUNNING;  in sst_resume_stream()
299 				str_info->status = STREAM_INIT;  in sst_resume_stream()
300 			str_info->prev = STREAM_PAUSED;  in sst_resume_stream()
304 			sst_clean_stream(str_info);  in sst_resume_stream()
326 	struct stream_info *str_info;  in sst_drop_stream()  local
329 	str_info = get_stream_info(sst_drv_ctx, str_id);  in sst_drop_stream()
330 	if (!str_info)  in sst_drop_stream()
333 	if (str_info->status != STREAM_UN_INIT) {  in sst_drop_stream()
334 		str_info->prev = STREAM_UN_INIT;  in sst_drop_stream()
335 		str_info->status = STREAM_INIT;  in sst_drop_stream()
336 		str_info->cumm_bytes = 0;  in sst_drop_stream()
337 		retval = sst_prepare_and_post_msg(sst_drv_ctx, str_info->task_id,  in sst_drop_stream()
339 				str_info->pipe_id, 0, NULL, NULL,  in sst_drop_stream()
344 				str_info->status);  in sst_drop_stream()
360 	struct stream_info *str_info;  in sst_drain_stream()  local
363 	str_info = get_stream_info(sst_drv_ctx, str_id);  in sst_drain_stream()
364 	if (!str_info)  in sst_drain_stream()
366 	if (str_info->status != STREAM_RUNNING &&  in sst_drain_stream()
367 		str_info->status != STREAM_INIT &&  in sst_drain_stream()
368 		str_info->status != STREAM_PAUSED) {  in sst_drain_stream()
370 				       str_info->status);  in sst_drain_stream()
374 	retval = sst_prepare_and_post_msg(sst_drv_ctx, str_info->task_id, IPC_CMD,  in sst_drain_stream()
375 			IPC_IA_DRAIN_STREAM_MRFLD, str_info->pipe_id,  in sst_drain_stream()
396 	struct stream_info *str_info;  in sst_free_stream()  local
407 	str_info = get_stream_info(sst_drv_ctx, str_id);  in sst_free_stream()
408 	if (!str_info)  in sst_free_stream()
412 	mutex_lock(&str_info->lock);  in sst_free_stream()
413 	if (str_info->status != STREAM_UN_INIT) {  in sst_free_stream()
414 		str_info->prev =  str_info->status;  in sst_free_stream()
415 		str_info->status = STREAM_UN_INIT;  in sst_free_stream()
416 		mutex_unlock(&str_info->lock);  in sst_free_stream()
419 				str_id, str_info->pipe_id);  in sst_free_stream()
420 		retval = sst_prepare_and_post_msg(sst_drv_ctx, str_info->task_id, IPC_CMD,  in sst_free_stream()
421 				IPC_IA_FREE_STREAM_MRFLD, str_info->pipe_id, 0,  in sst_free_stream()
427 		sst_clean_stream(str_info);  in sst_free_stream()
431 		mutex_unlock(&str_info->lock);  in sst_free_stream()