[PATCH v3 1/4] ARM: dma-mapping: define ARCH_HAS_DMA_MMAP_COHERENT
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STALE5180d
From: Hideki EIRAKU <hidden>
Date: 2012-08-06 09:56:19
Also in:
alsa-devel, linux-arm-kernel, linux-media, lkml
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
Revision v3 of 3 in this series.
Revisions (3)
- v1 [diff vs current]
- v2 [diff vs current]
- v3 current
ARCH_HAS_DMA_MMAP_COHERENT indicates that there is dma_mmap_coherent() API in this architecture. The name is already defined in PowerPC. Signed-off-by: Hideki EIRAKU <redacted> --- arch/arm/include/asm/dma-mapping.h | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index bbef15d..f41cd30 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h@@ -187,6 +187,7 @@ extern int arm_dma_mmap(struct device *dev, struct vm_area_struct *vma, struct dma_attrs *attrs); #define dma_mmap_coherent(d, v, c, h, s) dma_mmap_attrs(d, v, c, h, s, NULL) +#define ARCH_HAS_DMA_MMAP_COHERENT static inline int dma_mmap_attrs(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr,
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1.7.0.4