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[PATCH] mips: fix coherency configuration

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Fix the MIPS coherency configuration such that we always keep the mapping
state in <asm/pci.h> when we need to on non-coherent platforms.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ralf Baechle
2005-09-03 15:56:19 -07:00
committed by Linus Torvalds
parent 42a3b4f25a
commit 4ce588cd56
33 changed files with 45 additions and 6 deletions
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6
include/asm-mips/pci.h
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@@ -94,7 +94,7 @@ struct pci_dev;
*/
extern unsigned int PCI_DMA_BUS_IS_PHYS;
#ifdef CONFIG_MAPPED_DMA_IO
#ifdef CONFIG_DMA_NEED_PCI_MAP_STATE
/* pci_unmap_{single,page} is not a nop, thus... */
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME;
@@ -104,7 +104,7 @@ extern unsigned int PCI_DMA_BUS_IS_PHYS;
#define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL))
#else /* CONFIG_MAPPED_DMA_IO */
#else /* CONFIG_DMA_NEED_PCI_MAP_STATE */
/* pci_unmap_{page,single} is a nop so... */
#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
@@ -114,7 +114,7 @@ extern unsigned int PCI_DMA_BUS_IS_PHYS;
#define pci_unmap_len(PTR, LEN_NAME) (0)
#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0)
#endif /* CONFIG_MAPPED_DMA_IO */
#endif /* CONFIG_DMA_NEED_PCI_MAP_STATE */
/* This is always fine. */
#define pci_dac_dma_supported(pci_dev, mask) (1)