Signed-off-by: Kristoffer Glembo <kristoffer@xxxxxxxxxxx>
---
arch/sparc/kernel/ioport.c | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
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,
--
1.6.4.1
--
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