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authorPaul Mackerras <paulus@samba.org>2005-11-18 22:25:23 -0500
committerPaul Mackerras <paulus@samba.org>2005-11-18 22:25:23 -0500
commit0e6850f615af510c992ff9753f4d8c385969a17c (patch)
tree143d918e35e5e469f113c80a58012c23f8c378f8 /include/asm-ppc/io.h
parente53566409c38d38680cc02299fa9fa5fe8623e9f (diff)
parent78b09735a2f42f32c4611d92ea51755e1faae385 (diff)
Merge branch 'mymerge' of ssh://ozlabs.org/home/sfr/kernel-sfr
Diffstat (limited to 'include/asm-ppc/io.h')
-rw-r--r--include/asm-ppc/io.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-ppc/io.h b/include/asm-ppc/io.h
index 2bfdf9c98459..84ac6e258eef 100644
--- a/include/asm-ppc/io.h
+++ b/include/asm-ppc/io.h
@@ -545,6 +545,23 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
545#include <asm/mpc8260_pci9.h> 545#include <asm/mpc8260_pci9.h>
546#endif 546#endif
547 547
548#ifdef CONFIG_NOT_COHERENT_CACHE
549
550#define dma_cache_inv(_start,_size) \
551 invalidate_dcache_range(_start, (_start + _size))
552#define dma_cache_wback(_start,_size) \
553 clean_dcache_range(_start, (_start + _size))
554#define dma_cache_wback_inv(_start,_size) \
555 flush_dcache_range(_start, (_start + _size))
556
557#else
558
559#define dma_cache_inv(_start,_size) do { } while (0)
560#define dma_cache_wback(_start,_size) do { } while (0)
561#define dma_cache_wback_inv(_start,_size) do { } while (0)
562
563#endif
564
548/* 565/*
549 * Convert a physical pointer to a virtual kernel pointer for /dev/mem 566 * Convert a physical pointer to a virtual kernel pointer for /dev/mem
550 * access 567 * access