Lines Matching refs:dma_area
120 vfree(substream->runtime->dma_area);
121 substream->runtime->dma_area = NULL;
131 if (substream->runtime->dma_area) {
137 substream->runtime->dma_area = vmalloc(size);
138 if (!substream->runtime->dma_area)
219 if (!runtime || !runtime->dma_area)
226 runtime->dma_area, buf_pos,
231 memcpy(runtime->dma_area + buf_pos, buf, cnt);
232 memcpy(runtime->dma_area, buf + cnt, size - cnt);
234 memcpy(runtime->dma_area + buf_pos, buf, size);