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| author | Rusty Russell <rusty@rustcorp.com.au> | 2008-12-31 23:05:57 +1030 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2008-12-31 23:05:57 +1030 |
| commit | 2ca1a615835d9f4990f42102ab1f2ef434e7e89c (patch) | |
| tree | 726cf3d5f29a6c66c44e4bd68e7ebed2fd83d059 /arch/arm/include/asm/dma-mapping.h | |
| parent | e12f0102ac81d660c9f801d0a0e10ccf4537a9de (diff) | |
| parent | 6a94cb73064c952255336cc57731904174b2c58f (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
arch/x86/kernel/io_apic.c
Diffstat (limited to 'arch/arm/include/asm/dma-mapping.h')
| -rw-r--r-- | arch/arm/include/asm/dma-mapping.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 4ed149cbb32..22cb14ec343 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -69,7 +69,9 @@ extern void dma_cache_maint(const void *kaddr, size_t size, int rw); */ static inline int dma_supported(struct device *dev, u64 mask) { - return dev->dma_mask && *dev->dma_mask != 0; + if (mask < ISA_DMA_THRESHOLD) + return 0; + return 1; } static inline int dma_set_mask(struct device *dev, u64 dma_mask) |