Blackfin: convert to asm-generic pci headers
Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/include/asm/pci.h b/arch/blackfin/include/asm/pci.h
index 6127735..99cae2e 100644
--- a/arch/blackfin/include/asm/pci.h
+++ b/arch/blackfin/include/asm/pci.h
@@ -4,145 +4,19 @@
#define _ASM_BFIN_PCI_H
#include <asm/scatterlist.h>
+#include <asm-generic/pci-dma-compat.h>
+#include <asm-generic/pci.h>
-/*
- *
- * Written by Wout Klaren.
- */
-
-/* Added by Chang Junxiao */
#define PCIBIOS_MIN_IO 0x00001000
#define PCIBIOS_MIN_MEM 0x10000000
-#define PCI_DMA_BUS_IS_PHYS (1)
-struct pci_ops;
-
-/*
- * Structure with hardware dependent information and functions of the
- * PCI bus.
- */
-struct pci_bus_info {
-
- /*
- * Resources of the PCI bus.
- */
- struct resource mem_space;
- struct resource io_space;
-
- /*
- * System dependent functions.
- */
- struct pci_ops *bfin_pci_ops;
- void (*fixup) (int pci_modify);
- void (*conf_device) (unsigned char bus, unsigned char device_fn);
-};
-
-#define pcibios_assign_all_busses() 0
static inline void pcibios_set_master(struct pci_dev *dev)
{
-
/* No special bus mastering setup handling */
}
static inline void pcibios_penalize_isa_irq(int irq)
{
-
/* We don't do dynamic PCI IRQ allocation */
}
-static inline dma_addr_t pci_map_single(struct pci_dev *hwdev, void *ptr,
- size_t size, int direction)
-{
- if (direction == PCI_DMA_NONE)
- BUG();
-
- /* return virt_to_bus(ptr); */
- return (dma_addr_t) ptr;
-}
-
-/* Unmap a single streaming mode DMA translation. The dma_addr and size
- * must match what was provided for in a previous pci_map_single call. All
- * other usages are undefined.
- *
- * After this call, reads by the cpu to the buffer are guarenteed to see
- * whatever the device wrote there.
- */
-static inline void pci_unmap_single(struct pci_dev *hwdev, dma_addr_t dma_addr,
- size_t size, int direction)
-{
- if (direction == PCI_DMA_NONE)
- BUG();
-
- /* Nothing to do */
-}
-
-/* Map a set of buffers described by scatterlist in streaming
- * mode for DMA. This is the scather-gather version of the
- * above pci_map_single interface. Here the scatter gather list
- * elements are each tagged with the appropriate dma address
- * and length. They are obtained via sg_dma_{address,length}(SG).
- *
- * NOTE: An implementation may be able to use a smaller number of
- * DMA address/length pairs than there are SG table elements.
- * (for example via virtual mapping capabilities)
- * The routine returns the number of addr/length pairs actually
- * used, at most nents.
- *
- * Device ownership issues as mentioned above for pci_map_single are
- * the same here.
- */
-static inline int pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg,
- int nents, int direction)
-{
- if (direction == PCI_DMA_NONE)
- BUG();
- return nents;
-}
-
-/* Unmap a set of streaming mode DMA translations.
- * Again, cpu read rules concerning calls here are the same as for
- * pci_unmap_single() above.
- */
-static inline void pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sg,
- int nents, int direction)
-{
- if (direction == PCI_DMA_NONE)
- BUG();
-
- /* Nothing to do */
-}
-
-/* Make physical memory consistent for a single
- * streaming mode DMA translation after a transfer.
- *
- * If you perform a pci_map_single() but wish to interrogate the
- * buffer using the cpu, yet do not wish to teardown the PCI dma
- * mapping, you must call this function before doing so. At the
- * next point you give the PCI dma address back to the card, the
- * device again owns the buffer.
- */
-static inline void pci_dma_sync_single(struct pci_dev *hwdev,
- dma_addr_t dma_handle, size_t size,
- int direction)
-{
- if (direction == PCI_DMA_NONE)
- BUG();
-
- /* Nothing to do */
-}
-
-/* Make physical memory consistent for a set of streaming
- * mode DMA translations after a transfer.
- *
- * The same as pci_dma_sync_single but for a scatter-gather list,
- * same rules and usage.
- */
-static inline void pci_dma_sync_sg(struct pci_dev *hwdev,
- struct scatterlist *sg, int nelems,
- int direction)
-{
- if (direction == PCI_DMA_NONE)
- BUG();
-
- /* Nothing to do */
-}
#endif /* _ASM_BFIN_PCI_H */