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path: root/drivers/media/video/videobuf-dma-contig.c
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Diffstat (limited to 'drivers/media/video/videobuf-dma-contig.c')
-rw-r--r--drivers/media/video/videobuf-dma-contig.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/videobuf-dma-contig.c b/drivers/media/video/videobuf-dma-contig.c
index 31944b11e6ea..eb02786795b4 100644
--- a/drivers/media/video/videobuf-dma-contig.c
+++ b/drivers/media/video/videobuf-dma-contig.c
@@ -255,7 +255,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
mem->size = PAGE_ALIGN(q->bufs[first]->bsize);
mem->vaddr = dma_alloc_coherent(q->dev, mem->size,
- &mem->dma_handle, GFP_KERNEL);
+ &mem->dma_handle, GFP_KERNEL | GFP_DMA);
if (!mem->vaddr) {
dev_err(q->dev, "dma_alloc_coherent size %ld failed\n",
mem->size);
@@ -269,7 +269,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q,
size = vma->vm_end - vma->vm_start;
size = (size < mem->size) ? size : mem->size;
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ vma->vm_page_prot = pgprot_writethru(vma->vm_page_prot);
retval = remap_pfn_range(vma, vma->vm_start,
mem->dma_handle >> PAGE_SHIFT,
size, vma->vm_page_prot);