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-rw-r--r--arch/sparc/kernel/ioport.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 2344103414d1..6ffaec44931a 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -527,7 +527,7 @@ static dma_addr_t pci32_map_page(struct device *dev, struct page *page,
static void pci32_unmap_page(struct device *dev, dma_addr_t ba, size_t size,
enum dma_data_direction dir, unsigned long attrs)
{
- if (dir != PCI_DMA_TODEVICE)
+ if (dir != PCI_DMA_TODEVICE && !(attrs & DMA_ATTR_SKIP_CPU_SYNC))
dma_make_coherent(ba, PAGE_ALIGN(size));
}
@@ -572,7 +572,7 @@ static void pci32_unmap_sg(struct device *dev, struct scatterlist *sgl,
struct scatterlist *sg;
int n;
- if (dir != PCI_DMA_TODEVICE) {
+ if (dir != PCI_DMA_TODEVICE && !(attrs & DMA_ATTR_SKIP_CPU_SYNC)) {
for_each_sg(sgl, sg, nents, n) {
dma_make_coherent(sg_phys(sg), PAGE_ALIGN(sg->length));
}