diff options
Diffstat (limited to 'arch/m68k')
| -rw-r--r-- | arch/m68k/Kconfig | 1 | ||||
| -rw-r--r-- | arch/m68k/kernel/dma.c | 5 |
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 3a52bf46e043..00f5c98a5e05 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -4,6 +4,7 @@ config M68K default y select ARCH_32BIT_OFF_T select ARCH_HAS_DMA_MMAP_PGPROT if MMU && !COLDFIRE + select ARCH_HAS_DMA_PREP_COHERENT select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA select ARCH_MIGHT_HAVE_PC_PARPORT if ISA select ARCH_NO_COHERENT_DMA_MMAP if !MMU diff --git a/arch/m68k/kernel/dma.c b/arch/m68k/kernel/dma.c index e7bf355589e7..30cd59caf037 100644 --- a/arch/m68k/kernel/dma.c +++ b/arch/m68k/kernel/dma.c @@ -18,6 +18,11 @@ #include <asm/pgalloc.h> #if defined(CONFIG_MMU) && !defined(CONFIG_COLDFIRE) +void arch_dma_prep_coherent(struct page *page, size_t size) +{ + cache_push(page_to_phys(page), size); +} + pgprot_t arch_dma_mmap_pgprot(struct device *dev, pgprot_t prot, unsigned long attrs) { |