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-rw-r--r--arch/m68k/include/asm/dma-mapping.h13
-rw-r--r--arch/m68k/include/asm/processor.h1
-rw-r--r--arch/m68k/kernel/Makefile4
3 files changed, 10 insertions, 8 deletions
diff --git a/arch/m68k/include/asm/dma-mapping.h b/arch/m68k/include/asm/dma-mapping.h
index 3e6b8445af6..05aa53594d4 100644
--- a/arch/m68k/include/asm/dma-mapping.h
+++ b/arch/m68k/include/asm/dma-mapping.h
@@ -5,7 +5,6 @@
struct scatterlist;
-#ifndef CONFIG_MMU_SUN3
static inline int dma_supported(struct device *dev, u64 mask)
{
return 1;
@@ -111,8 +110,14 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t handle)
return 0;
}
-#else
-#include <asm-generic/dma-mapping-broken.h>
-#endif
+/* drivers/base/dma-mapping.c */
+extern int dma_common_mmap(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, dma_addr_t dma_addr, size_t size);
+extern int dma_common_get_sgtable(struct device *dev, struct sg_table *sgt,
+ void *cpu_addr, dma_addr_t dma_addr,
+ size_t size);
+
+#define dma_mmap_coherent(d, v, c, h, s) dma_common_mmap(d, v, c, h, s)
+#define dma_get_sgtable(d, t, v, h, s) dma_common_get_sgtable(d, t, v, h, s)
#endif /* _M68K_DMA_MAPPING_H */
diff --git a/arch/m68k/include/asm/processor.h b/arch/m68k/include/asm/processor.h
index ae700f49e51..b0768a65792 100644
--- a/arch/m68k/include/asm/processor.h
+++ b/arch/m68k/include/asm/processor.h
@@ -130,7 +130,6 @@ extern int handle_kernel_fault(struct pt_regs *regs);
#define start_thread(_regs, _pc, _usp) \
do { \
(_regs)->pc = (_pc); \
- ((struct switch_stack *)(_regs))[-1].a6 = 0; \
setframeformat(_regs); \
if (current->mm) \
(_regs)->d5 = current->mm->start_data; \
diff --git a/arch/m68k/kernel/Makefile b/arch/m68k/kernel/Makefile
index 068ad49210d..655347d8078 100644
--- a/arch/m68k/kernel/Makefile
+++ b/arch/m68k/kernel/Makefile
@@ -20,7 +20,5 @@ obj-$(CONFIG_MMU_MOTOROLA) += ints.o vectors.o
obj-$(CONFIG_MMU_SUN3) += ints.o vectors.o
obj-$(CONFIG_PCI) += pcibios.o
-ifndef CONFIG_MMU_SUN3
-obj-y += dma.o
-endif
+obj-$(CONFIG_HAS_DMA) += dma.o