390 	struct snd_pcm_runtime *runtime;  in snd_pcm_substream_proc_hw_params_read()  local
393 	runtime = substream->runtime;  in snd_pcm_substream_proc_hw_params_read()
394 	if (!runtime) {  in snd_pcm_substream_proc_hw_params_read()
398 	if (runtime->state == SNDRV_PCM_STATE_OPEN) {  in snd_pcm_substream_proc_hw_params_read()
402 	snd_iprintf(buffer, "access: %s\n", snd_pcm_access_name(runtime->access));  in snd_pcm_substream_proc_hw_params_read()
403 	snd_iprintf(buffer, "format: %s\n", snd_pcm_format_name(runtime->format));  in snd_pcm_substream_proc_hw_params_read()
404 	snd_iprintf(buffer, "subformat: %s\n", snd_pcm_subformat_name(runtime->subformat));  in snd_pcm_substream_proc_hw_params_read()
405 	snd_iprintf(buffer, "channels: %u\n", runtime->channels);	  in snd_pcm_substream_proc_hw_params_read()
406 	snd_iprintf(buffer, "rate: %u (%u/%u)\n", runtime->rate, runtime->rate_num, runtime->rate_den);	  in snd_pcm_substream_proc_hw_params_read()
407 	snd_iprintf(buffer, "period_size: %lu\n", runtime->period_size);	  in snd_pcm_substream_proc_hw_params_read()
408 	snd_iprintf(buffer, "buffer_size: %lu\n", runtime->buffer_size);	  in snd_pcm_substream_proc_hw_params_read()
411 		snd_iprintf(buffer, "OSS format: %s\n", snd_pcm_oss_format_name(runtime->oss.format));  in snd_pcm_substream_proc_hw_params_read()
412 		snd_iprintf(buffer, "OSS channels: %u\n", runtime->oss.channels);	  in snd_pcm_substream_proc_hw_params_read()
413 		snd_iprintf(buffer, "OSS rate: %u\n", runtime->oss.rate);  in snd_pcm_substream_proc_hw_params_read()
414 		snd_iprintf(buffer, "OSS period bytes: %lu\n", (unsigned long)runtime->oss.period_bytes);  in snd_pcm_substream_proc_hw_params_read()
415 		snd_iprintf(buffer, "OSS periods: %u\n", runtime->oss.periods);  in snd_pcm_substream_proc_hw_params_read()
416 		snd_iprintf(buffer, "OSS period frames: %lu\n", (unsigned long)runtime->oss.period_frames);  in snd_pcm_substream_proc_hw_params_read()
427 	struct snd_pcm_runtime *runtime;  in snd_pcm_substream_proc_sw_params_read()  local
430 	runtime = substream->runtime;  in snd_pcm_substream_proc_sw_params_read()
431 	if (!runtime) {  in snd_pcm_substream_proc_sw_params_read()
435 	if (runtime->state == SNDRV_PCM_STATE_OPEN) {  in snd_pcm_substream_proc_sw_params_read()
439 	snd_iprintf(buffer, "tstamp_mode: %s\n", snd_pcm_tstamp_mode_name(runtime->tstamp_mode));  in snd_pcm_substream_proc_sw_params_read()
440 	snd_iprintf(buffer, "period_step: %u\n", runtime->period_step);  in snd_pcm_substream_proc_sw_params_read()
441 	snd_iprintf(buffer, "avail_min: %lu\n", runtime->control->avail_min);  in snd_pcm_substream_proc_sw_params_read()
442 	snd_iprintf(buffer, "start_threshold: %lu\n", runtime->start_threshold);  in snd_pcm_substream_proc_sw_params_read()
443 	snd_iprintf(buffer, "stop_threshold: %lu\n", runtime->stop_threshold);  in snd_pcm_substream_proc_sw_params_read()
444 	snd_iprintf(buffer, "silence_threshold: %lu\n", runtime->silence_threshold);  in snd_pcm_substream_proc_sw_params_read()
445 	snd_iprintf(buffer, "silence_size: %lu\n", runtime->silence_size);  in snd_pcm_substream_proc_sw_params_read()
446 	snd_iprintf(buffer, "boundary: %lu\n", runtime->boundary);  in snd_pcm_substream_proc_sw_params_read()
455 	struct snd_pcm_runtime *runtime;  in snd_pcm_substream_proc_status_read()  local
460 	runtime = substream->runtime;  in snd_pcm_substream_proc_status_read()
461 	if (!runtime) {  in snd_pcm_substream_proc_status_read()
481 	snd_iprintf(buffer, "hw_ptr      : %ld\n", runtime->status->hw_ptr);  in snd_pcm_substream_proc_status_read()
482 	snd_iprintf(buffer, "appl_ptr    : %ld\n", runtime->control->appl_ptr);  in snd_pcm_substream_proc_status_read()
900 	struct snd_pcm_runtime *runtime;  in snd_pcm_attach_substream()  local
957 	runtime = kzalloc(sizeof(*runtime), GFP_KERNEL);  in snd_pcm_attach_substream()
958 	if (runtime == NULL)  in snd_pcm_attach_substream()
962 	runtime->status = alloc_pages_exact(size, GFP_KERNEL);  in snd_pcm_attach_substream()
963 	if (runtime->status == NULL) {  in snd_pcm_attach_substream()
964 		kfree(runtime);  in snd_pcm_attach_substream()
967 	memset(runtime->status, 0, size);  in snd_pcm_attach_substream()
970 	runtime->control = alloc_pages_exact(size, GFP_KERNEL);  in snd_pcm_attach_substream()
971 	if (runtime->control == NULL) {  in snd_pcm_attach_substream()
972 		free_pages_exact(runtime->status,  in snd_pcm_attach_substream()
974 		kfree(runtime);  in snd_pcm_attach_substream()
977 	memset(runtime->control, 0, size);  in snd_pcm_attach_substream()
979 	init_waitqueue_head(&runtime->sleep);  in snd_pcm_attach_substream()
980 	init_waitqueue_head(&runtime->tsleep);  in snd_pcm_attach_substream()
982 	__snd_pcm_set_state(runtime, SNDRV_PCM_STATE_OPEN);  in snd_pcm_attach_substream()
983 	mutex_init(&runtime->buffer_mutex);  in snd_pcm_attach_substream()
984 	atomic_set(&runtime->buffer_accessing, 0);  in snd_pcm_attach_substream()
986 	substream->runtime = runtime;  in snd_pcm_attach_substream()
998 	struct snd_pcm_runtime *runtime;  in snd_pcm_detach_substream()  local
1002 	runtime = substream->runtime;  in snd_pcm_detach_substream()
1003 	if (runtime->private_free != NULL)  in snd_pcm_detach_substream()
1004 		runtime->private_free(runtime);  in snd_pcm_detach_substream()
1005 	free_pages_exact(runtime->status,  in snd_pcm_detach_substream()
1007 	free_pages_exact(runtime->control,  in snd_pcm_detach_substream()
1009 	kfree(runtime->hw_constraints.rules);  in snd_pcm_detach_substream()
1010 	/* Avoid concurrent access to runtime via PCM timer interface */  in snd_pcm_detach_substream()
1013 		substream->runtime = NULL;  in snd_pcm_detach_substream()
1016 		substream->runtime = NULL;  in snd_pcm_detach_substream()
1018 	mutex_destroy(&runtime->buffer_mutex);  in snd_pcm_detach_substream()
1019 	snd_fasync_free(runtime->fasync);  in snd_pcm_detach_substream()
1020 	kfree(runtime);  in snd_pcm_detach_substream()
1120 		if (substream->runtime) {  in snd_pcm_dev_disconnect()
1124 			__snd_pcm_set_state(substream->runtime,  in snd_pcm_dev_disconnect()
1126 			wake_up(&substream->runtime->sleep);  in snd_pcm_dev_disconnect()
1127 			wake_up(&substream->runtime->tsleep);  in snd_pcm_dev_disconnect()