190 	if (substream->runtime) {  in snd_pcm_lib_preallocate_proc_write()
417 	struct snd_pcm_runtime *runtime;  in snd_pcm_lib_malloc_pages()  local
425 	runtime = substream->runtime;  in snd_pcm_lib_malloc_pages()
428 	if (runtime->dma_buffer_p) {  in snd_pcm_lib_malloc_pages()
432 		if (runtime->dma_buffer_p->bytes >= size) {  in snd_pcm_lib_malloc_pages()
433 			runtime->dma_bytes = size;  in snd_pcm_lib_malloc_pages()
462 	runtime->dma_bytes = size;  in snd_pcm_lib_malloc_pages()
477 	struct snd_pcm_runtime *runtime;  in snd_pcm_lib_free_pages()  local
481 	runtime = substream->runtime;  in snd_pcm_lib_free_pages()
482 	if (runtime->dma_area == NULL)  in snd_pcm_lib_free_pages()
484 	if (runtime->dma_buffer_p != &substream->dma_buffer) {  in snd_pcm_lib_free_pages()
488 		do_free_pages(card, runtime->dma_buffer_p);  in snd_pcm_lib_free_pages()
489 		kfree(runtime->dma_buffer_p);  in snd_pcm_lib_free_pages()
499 	struct snd_pcm_runtime *runtime;  in _snd_pcm_lib_alloc_vmalloc_buffer()  local
503 	runtime = substream->runtime;  in _snd_pcm_lib_alloc_vmalloc_buffer()
504 	if (runtime->dma_area) {  in _snd_pcm_lib_alloc_vmalloc_buffer()
505 		if (runtime->dma_bytes >= size)  in _snd_pcm_lib_alloc_vmalloc_buffer()
507 		vfree(runtime->dma_area);  in _snd_pcm_lib_alloc_vmalloc_buffer()
509 	runtime->dma_area = __vmalloc(size, gfp_flags);  in _snd_pcm_lib_alloc_vmalloc_buffer()
510 	if (!runtime->dma_area)  in _snd_pcm_lib_alloc_vmalloc_buffer()
512 	runtime->dma_bytes = size;  in _snd_pcm_lib_alloc_vmalloc_buffer()
526 	struct snd_pcm_runtime *runtime;  in snd_pcm_lib_free_vmalloc_buffer()  local
530 	runtime = substream->runtime;  in snd_pcm_lib_free_vmalloc_buffer()
531 	vfree(runtime->dma_area);  in snd_pcm_lib_free_vmalloc_buffer()
532 	runtime->dma_area = NULL;  in snd_pcm_lib_free_vmalloc_buffer()
550 	return vmalloc_to_page(substream->runtime->dma_area + offset);  in snd_pcm_lib_get_vmalloc_page()