114 		substream->ops->ioctl(substream, SNDRV_PCM_IOCTL1_INFO, info);  in snd_pcm_info()
401 	if (substream->ops->hw_params != NULL) {  in snd_pcm_hw_params()
402 		err = substream->ops->hw_params(substream, params);  in snd_pcm_hw_params()
457 	if (substream->ops->hw_free != NULL)  in snd_pcm_hw_params()
458 		substream->ops->hw_free(substream);  in snd_pcm_hw_params()
507 	if (substream->ops->hw_free)  in snd_pcm_hw_free()
508 		result = substream->ops->hw_free(substream);  in snd_pcm_hw_free()
653 	return substream->ops->ioctl(substream, SNDRV_PCM_IOCTL1_CHANNEL_INFO, info);  in snd_pcm_channel_info()
698 static int snd_pcm_action_group(struct action_ops *ops,  in snd_pcm_action_group()  argument
710 		res = ops->pre_action(s, state);  in snd_pcm_action_group()
715 		res = ops->do_action(s, state);  in snd_pcm_action_group()
717 			if (ops->undo_action) {  in snd_pcm_action_group()
721 					ops->undo_action(s1, state);  in snd_pcm_action_group()
729 		ops->post_action(s, state);  in snd_pcm_action_group()
747 static int snd_pcm_action_single(struct action_ops *ops,  in snd_pcm_action_single()  argument
753 	res = ops->pre_action(substream, state);  in snd_pcm_action_single()
756 	res = ops->do_action(substream, state);  in snd_pcm_action_single()
758 		ops->post_action(substream, state);  in snd_pcm_action_single()
759 	else if (ops->undo_action)  in snd_pcm_action_single()
760 		ops->undo_action(substream, state);  in snd_pcm_action_single()
767 static int snd_pcm_action(struct action_ops *ops,  in snd_pcm_action()  argument
779 		res = snd_pcm_action_group(ops, substream, state, 1);  in snd_pcm_action()
782 		res = snd_pcm_action_single(ops, substream, state);  in snd_pcm_action()
790 static int snd_pcm_action_lock_irq(struct action_ops *ops,  in snd_pcm_action_lock_irq()  argument
800 		res = snd_pcm_action_group(ops, substream, state, 1);  in snd_pcm_action_lock_irq()
805 		res = snd_pcm_action_single(ops, substream, state);  in snd_pcm_action_lock_irq()
814 static int snd_pcm_action_nonatomic(struct action_ops *ops,  in snd_pcm_action_nonatomic()  argument
822 		res = snd_pcm_action_group(ops, substream, state, 0);  in snd_pcm_action_nonatomic()
824 		res = snd_pcm_action_single(ops, substream, state);  in snd_pcm_action_nonatomic()
848 	return substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_START);  in snd_pcm_do_start()
854 		substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_STOP);  in snd_pcm_undo_start()
903 		substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_STOP);  in snd_pcm_do_stop()
974 	return substream->ops->trigger(substream,  in snd_pcm_do_pause()
982 		substream->ops->trigger(substream,  in snd_pcm_undo_pause()
1041 	substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_SUSPEND);  in snd_pcm_do_suspend()
1136 	return substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_RESUME);  in snd_pcm_do_resume()
1143 		substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_SUSPEND);  in snd_pcm_undo_resume()
1239 	int err = substream->ops->ioctl(substream, SNDRV_PCM_IOCTL1_RESET, NULL);  in snd_pcm_do_reset()
1290 	err = substream->ops->prepare(substream);  in snd_pcm_do_prepare()
1999 		if (substream->ops->hw_free != NULL)  in snd_pcm_release_substream()
2000 			substream->ops->hw_free(substream);  in snd_pcm_release_substream()
2001 		substream->ops->close(substream);  in snd_pcm_release_substream()
2034 	if ((err = substream->ops->open(substream)) < 0)  in snd_pcm_open_substream()
3096 	if (substream->ops->page) {  in snd_pcm_mmap_data_fault()
3097 		page = substream->ops->page(substream, offset);  in snd_pcm_mmap_data_fault()
3198 	if (substream->ops->mmap)  in snd_pcm_mmap_data()
3199 		return substream->ops->mmap(substream, area);  in snd_pcm_mmap_data()