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| author | Bart Van Assche <bart.vanassche@sandisk.com> | 2017-01-21 00:04:04 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-01-24 20:23:35 +0300 |
| commit | 815dd18788fe0d41899f51b91d0560279cf16b0d (patch) | |
| tree | 11d20f38f588ee9b18f3c655e2972c01430ba47c /arch/ia64 | |
| parent | ca6e8e1031419549f67291ca31b43126f07cecdb (diff) | |
| download | linux-815dd18788fe0d41899f51b91d0560279cf16b0d.tar.xz | |
treewide: Consolidate get_dma_ops() implementations
Introduce a new architecture-specific get_arch_dma_ops() function
that takes a struct bus_type * argument. Add get_dma_ops() in
<linux/dma-mapping.h>.
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Juergen Gross <jgross@suse.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: linux-arch@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: Russell King <linux@armlinux.org.uk>
Cc: x86@kernel.org
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/include/asm/dma-mapping.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h index 05e467d56d86..73ec3c6f4cfe 100644 --- a/arch/ia64/include/asm/dma-mapping.h +++ b/arch/ia64/include/asm/dma-mapping.h @@ -23,7 +23,10 @@ extern void machvec_dma_sync_single(struct device *, dma_addr_t, size_t, extern void machvec_dma_sync_sg(struct device *, struct scatterlist *, int, enum dma_data_direction); -#define get_dma_ops(dev) platform_dma_get_ops(dev) +static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) +{ + return platform_dma_get_ops(NULL); +} static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) { |