[POWERPC] Create and use set_pci_dma_ops

This will allow us to build without PCI easier.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/include/asm-powerpc/pci.h b/include/asm-powerpc/pci.h
index ac656ee6bb19..ebf31f1c5915 100644
--- a/include/asm-powerpc/pci.h
+++ b/include/asm-powerpc/pci.h
@@ -70,8 +70,11 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
  */
 #define PCI_DISABLE_MWI
 
+#ifdef CONFIG_PCI
 extern struct dma_mapping_ops *pci_dma_ops;
 
+extern void set_pci_dma_ops(struct dma_mapping_ops *dma_ops);
+
 /* For DAC DMA, we currently don't support it by default, but
  * we let 64-bit platforms override this.
  */
@@ -82,7 +85,6 @@ static inline int pci_dac_dma_supported(struct pci_dev *hwdev,u64 mask)
         return 0;
 }
 
-#ifdef CONFIG_PCI
 static inline void pci_dma_burst_advice(struct pci_dev *pdev,
                                         enum pci_dma_burst_strategy *strat,
                                         unsigned long *strategy_parameter)
@@ -99,6 +101,8 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
         *strat = PCI_DMA_BURST_MULTIPLE;
         *strategy_parameter = cacheline_size;
 }
+#else   /* CONFIG_PCI */
+#define set_pci_dma_ops(d)
 #endif
 
 extern int pci_domain_nr(struct pci_bus *bus);