105 	struct snd_pcm_runtime *runtime;  in cx231xx_audio_isocirq()  local
129 		runtime = substream->runtime;  in cx231xx_audio_isocirq()
130 		stride = runtime->frame_bits >> 3;  in cx231xx_audio_isocirq()
142 			if (oldptr + length >= runtime->buffer_size) {  in cx231xx_audio_isocirq()
145 				cnt = runtime->buffer_size - oldptr;  in cx231xx_audio_isocirq()
146 				memcpy(runtime->dma_area + oldptr * stride, cp,  in cx231xx_audio_isocirq()
148 				memcpy(runtime->dma_area, cp + cnt * stride,  in cx231xx_audio_isocirq()
151 				memcpy(runtime->dma_area + oldptr * stride, cp,  in cx231xx_audio_isocirq()
159 						runtime->buffer_size)  in cx231xx_audio_isocirq()
161 						runtime->buffer_size;  in cx231xx_audio_isocirq()
165 				runtime->period_size) {  in cx231xx_audio_isocirq()
167 						runtime->period_size;  in cx231xx_audio_isocirq()
195 	struct snd_pcm_runtime *runtime;  in cx231xx_audio_bulkirq()  local
219 		runtime = substream->runtime;  in cx231xx_audio_bulkirq()
220 		stride = runtime->frame_bits >> 3;  in cx231xx_audio_bulkirq()
228 			if (oldptr + length >= runtime->buffer_size) {  in cx231xx_audio_bulkirq()
231 				cnt = runtime->buffer_size - oldptr;  in cx231xx_audio_bulkirq()
232 				memcpy(runtime->dma_area + oldptr * stride, cp,  in cx231xx_audio_bulkirq()
234 				memcpy(runtime->dma_area, cp + cnt * stride,  in cx231xx_audio_bulkirq()
237 				memcpy(runtime->dma_area + oldptr * stride, cp,  in cx231xx_audio_bulkirq()
245 						runtime->buffer_size)  in cx231xx_audio_bulkirq()
247 						runtime->buffer_size;  in cx231xx_audio_bulkirq()
251 				runtime->period_size) {  in cx231xx_audio_bulkirq()
253 						runtime->period_size;  in cx231xx_audio_bulkirq()
393 	struct snd_pcm_runtime *runtime = subs->runtime;  in snd_pcm_alloc_vmalloc_buffer()  local
397 	if (runtime->dma_area) {  in snd_pcm_alloc_vmalloc_buffer()
398 		if (runtime->dma_bytes > size)  in snd_pcm_alloc_vmalloc_buffer()
401 		vfree(runtime->dma_area);  in snd_pcm_alloc_vmalloc_buffer()
403 	runtime->dma_area = vmalloc(size);  in snd_pcm_alloc_vmalloc_buffer()
404 	if (!runtime->dma_area)  in snd_pcm_alloc_vmalloc_buffer()
407 	runtime->dma_bytes = size;  in snd_pcm_alloc_vmalloc_buffer()
436 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_cx231xx_capture_open()  local
463 	runtime->hw = snd_cx231xx_hw_capture;  in snd_cx231xx_capture_open()
472 	snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);  in snd_cx231xx_capture_open()
474 	runtime->private_data = dev;  in snd_cx231xx_capture_open()
630 	void *pageptr = subs->runtime->dma_area + offset;  in snd_pcm_get_vmalloc_page()