Message ID | 1294742946-1040-3-git-send-email-kristoffer@gaisler.com |
---|---|
State | Changes Requested |
Delegated to: | David Miller |
Headers | show |
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index cea49c0..bfcbd1e 100644 --- a/arch/sparc/kernel/ioport.c +++ b/arch/sparc/kernel/ioport.c @@ -50,10 +50,15 @@ #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,
Signed-off-by: Kristoffer Glembo <kristoffer@gaisler.com> --- arch/sparc/kernel/ioport.c | 11 ++++++++--- 1 files changed, 8 insertions(+), 3 deletions(-)