51 	unsigned int			num_pages;  member
109 	int num_pages;  in vb2_dma_sg_alloc()  local
125 	buf->num_pages = size >> PAGE_SHIFT;  in vb2_dma_sg_alloc()
128 	buf->pages = kzalloc(buf->num_pages * sizeof(struct page *),  in vb2_dma_sg_alloc()
138 			buf->num_pages, 0, size, GFP_KERNEL);  in vb2_dma_sg_alloc()
161 		__func__, buf->num_pages);  in vb2_dma_sg_alloc()
168 	num_pages = buf->num_pages;  in vb2_dma_sg_alloc()
169 	while (num_pages--)  in vb2_dma_sg_alloc()
170 		__free_page(buf->pages[num_pages]);  in vb2_dma_sg_alloc()
182 	int i = buf->num_pages;  in vb2_dma_sg_put()
189 			buf->num_pages);  in vb2_dma_sg_put()
193 			vm_unmap_ram(buf->vaddr, buf->num_pages);  in vb2_dma_sg_put()
259 	buf->num_pages = last - first + 1;  in vb2_dma_sg_get_userptr()
261 	buf->pages = kzalloc(buf->num_pages * sizeof(struct page *),  in vb2_dma_sg_get_userptr()
286 		     num_pages_from_user < buf->num_pages;  in vb2_dma_sg_get_userptr()
299 					     buf->num_pages,  in vb2_dma_sg_get_userptr()
305 	if (num_pages_from_user != buf->num_pages)  in vb2_dma_sg_get_userptr()
309 			buf->num_pages, buf->offset, size, 0))  in vb2_dma_sg_get_userptr()
327 		buf->num_pages, num_pages_from_user);  in vb2_dma_sg_get_userptr()
347 	int i = buf->num_pages;  in vb2_dma_sg_put_userptr()
353 	       __func__, buf->num_pages);  in vb2_dma_sg_put_userptr()
356 		vm_unmap_ram(buf->vaddr, buf->num_pages);  in vb2_dma_sg_put_userptr()
380 					buf->num_pages, -1, PAGE_KERNEL);  in vb2_dma_sg_vaddr()