Lines Matching defs:vaddr
54 void *vaddr;
140 buf->vaddr = vmalloc_32(nr_pages << PAGE_SHIFT);
141 if (NULL == buf->vaddr) {
147 buf->vaddr,
150 memset(buf->vaddr, 0, nr_pages << PAGE_SHIFT);
159 pg = vmalloc_to_page(buf->vaddr + i * PAGE_SIZE);
170 vfree(buf->vaddr);
171 buf->vaddr = NULL;
205 vfree(buf->vaddr);
206 buf->vaddr = NULL;
546 substream->runtime->dma_area = chip->buf->vaddr;