diff options
Diffstat (limited to 'arch/sparc/kernel')
| -rw-r--r-- | arch/sparc/kernel/ioport.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index b817481..815003b 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -50,10 +50,14 @@ #include <asm/io-unit.h> #include <asm/leon.h> -#ifdef CONFIG_SPARC_LEON -#define mmu_inval_dma_area(p, l) leon_flush_dcache_all() -#else +#ifndef CONFIG_SPARC_LEON #define mmu_inval_dma_area(p, l) /* Anton pulled it out for 2.4.0-xx */ +#else +static inline void mmu_inval_dma_area(unsigned long va, unsigned long len) +{ + if (!sparc_leon3_snooping_enabled()) + leon_flush_dcache_all(); +} #endif static struct resource *_sparc_find_resource(struct resource *r, |