[PATCH 1/3] ARM: s3c24xx: add dma_coherent_mask for DMA devices
Vasily Khoruzhick
anarsoul at gmail.com
Sun May 3 11:15:08 PDT 2015
Otherwise dma_alloc_coherent() fails.
Signed-off-by: Vasily Khoruzhick <anarsoul at gmail.com>
---
arch/arm/mach-s3c24xx/common.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c
index bf50328..7ed0853 100644
--- a/arch/arm/mach-s3c24xx/common.c
+++ b/arch/arm/mach-s3c24xx/common.c
@@ -355,6 +355,7 @@ struct platform_device s3c2410_device_dma = {
.resource = s3c2410_dma_resource,
.dev = {
.platform_data = &s3c2410_dma_platdata,
+ .coherent_dma_mask = ~0,
},
};
#endif
@@ -452,6 +453,7 @@ struct platform_device s3c2440_device_dma = {
.resource = s3c2410_dma_resource,
.dev = {
.platform_data = &s3c2440_dma_platdata,
+ .coherent_dma_mask = ~0,
},
};
#endif
--
2.3.5
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