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| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2009-01-06 18:13:42 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-07 13:48:21 +0100 |
| commit | c299030765292434b73572f9bcfe84951ff06614 (patch) | |
| tree | c86565b5f780a0c0320a2958508a8be42d11891c /arch | |
| parent | ia64: fix section mismatch swiotlb_dma_init -> swiotlb_init (diff) | |
| download | linux-c299030765292434b73572f9bcfe84951ff06614.tar.xz linux-c299030765292434b73572f9bcfe84951ff06614.zip | |
convert to use generic dma_map_ops struct, cleanup
Ingo Molnar <mingo@elte.hu> wrote:
> looks good on x86 but on ia64 there's a problem with one of the
> prototypes:
>
> In file included from tip/arch/ia64/include/asm/io.h:72,
> from tip/arch/ia64/include/asm/smp.h:20,
> from tip/include/linux/smp.h:33,
> from tip/include/linux/sched.h:68,
> from tip/arch/ia64/kernel/asm-offsets.c:9:
> tip/arch/ia64/include/asm/machvec.h:101: warning: parameter has incomplete type
> tip/arch/ia64/include/asm/machvec.h:103: warning: parameter has incomplete type
>
> that's about "enum dma_data_direction".
>
> I dont think enums can be forward declared like that.
>
> machvec.h is a fairly lowlevel include file - so including
> linux/dma-mapping.h probably wont work. We could do a
> linux/dma-mapping-types.h file that is more lowlevel, or we could move the
> machvec_dma_sync_single() and machvec_dma_sync_sg() declarations to a more
> highlevel file - like arch/ia64/include/asm/dma-mapping.h.
>
> To me the latter looks cleaner but no strong feelings.
Yeah, agreed.
They are generic IA64 DMA operations so I think that it makes sense to
move them to dma-mapping.h.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ia64/include/asm/dma-mapping.h | 5 | ||||
| -rw-r--r-- | arch/ia64/include/asm/machvec.h | 5 |
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h index d6230f514536..f4d4b1850a7e 100644 --- a/arch/ia64/include/asm/dma-mapping.h +++ b/arch/ia64/include/asm/dma-mapping.h @@ -13,6 +13,11 @@ extern struct dma_map_ops *dma_ops; extern struct ia64_machine_vector ia64_mv; extern void set_iommu_machvec(void); +extern void machvec_dma_sync_single(struct device *, dma_addr_t, size_t, + enum dma_data_direction); +extern void machvec_dma_sync_sg(struct device *, struct scatterlist *, int, + enum dma_data_direction); + static inline void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *daddr, gfp_t gfp) { diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h index e8442c7e4cc8..22a75fb55adb 100644 --- a/arch/ia64/include/asm/machvec.h +++ b/arch/ia64/include/asm/machvec.h @@ -23,7 +23,6 @@ struct task_struct; struct pci_dev; struct msi_desc; struct dma_attrs; -enum dma_data_direction; typedef void ia64_mv_setup_t (char **); typedef void ia64_mv_cpu_init_t (void); @@ -97,10 +96,6 @@ machvec_noop_bus (struct pci_bus *bus) extern void machvec_setup (char **); extern void machvec_timer_interrupt (int, void *); -extern void machvec_dma_sync_single(struct device *, dma_addr_t, size_t, - enum dma_data_direction); -extern void machvec_dma_sync_sg(struct device *, struct scatterlist *, int, - enum dma_data_direction); extern void machvec_tlb_migrate_finish (struct mm_struct *); # if defined (CONFIG_IA64_HP_SIM) |