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authorFelix Fietkau <nbd@openwrt.org>2013-08-15 11:28:30 +0200
committerRalf Baechle <ralf@linux-mips.org>2013-10-29 21:24:40 +0100
commit4e7f72660c39a81cc5745d5c6f23f9500f80d8d8 (patch)
treef20c6dadb500eddf4f952c0ef6f01c2900e1dc41 /arch/mips/mm/dma-default.c
parent8a8594a738e2e6abcfb9370629ed95035505668f (diff)
MIPS: Remove unnecessary platform dma helper functions
The semantics stay the same - on Cavium Octeon the functions were dead code (it overrides the MIPS DMA ops) - on other platforms they contained no code at all. Signed-off-by: Felix Fietkau <nbd@openwrt.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5720/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/mm/dma-default.c')
-rw-r--r--arch/mips/mm/dma-default.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 5f8b9551258..2e941856225 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -297,7 +297,6 @@ static void mips_dma_sync_single_for_cpu(struct device *dev,
static void mips_dma_sync_single_for_device(struct device *dev,
dma_addr_t dma_handle, size_t size, enum dma_data_direction direction)
{
- plat_extra_sync_for_device(dev);
if (!plat_device_is_coherent(dev))
__dma_sync(dma_addr_to_page(dev, dma_handle),
dma_handle & ~PAGE_MASK, size, direction);
@@ -327,7 +326,7 @@ static void mips_dma_sync_sg_for_device(struct device *dev,
int mips_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
{
- return plat_dma_mapping_error(dev, dma_addr);
+ return 0;
}
int mips_dma_supported(struct device *dev, u64 mask)
@@ -340,7 +339,6 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
{
BUG_ON(direction == DMA_NONE);
- plat_extra_sync_for_device(dev);
if (!plat_device_is_coherent(dev))
__dma_sync_virtual(vaddr, size, direction);
}