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path: root/arch/powerpc/sysdev/fsl_pci.c
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Diffstat (limited to 'arch/powerpc/sysdev/fsl_pci.c')
-rw-r--r--arch/powerpc/sysdev/fsl_pci.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 4b74c276e427..9a8fcf0d79d7 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -111,6 +111,18 @@ static struct pci_ops fsl_indirect_pcie_ops =
#define MAX_PHYS_ADDR_BITS 40
static u64 pci64_dma_offset = 1ull << MAX_PHYS_ADDR_BITS;
+#ifdef CONFIG_SWIOTLB
+static void setup_swiotlb_ops(struct pci_controller *hose)
+{
+ if (ppc_swiotlb_enable) {
+ hose->controller_ops.dma_dev_setup = pci_dma_dev_setup_swiotlb;
+ set_pci_dma_ops(&swiotlb_dma_ops);
+ }
+}
+#else
+static inline void setup_swiotlb_ops(struct pci_controller *hose) {}
+#endif
+
static int fsl_pci_dma_set_mask(struct device *dev, u64 dma_mask)
{
if (!dev->dma_mask || !dma_supported(dev, dma_mask))
@@ -548,6 +560,9 @@ int fsl_add_bridge(struct platform_device *pdev, int is_primary)
/* Setup PEX window registers */
setup_pci_atmu(hose);
+ /* Set up controller operations */
+ setup_swiotlb_ops(hose);
+
return 0;
no_bridge: