Commit 68ba7cb0 authored Apr 07, 2015 by Florian Fainelli Committed by Ralf Baechle Apr 08, 2015

MIPS: DMA: Allow platforms to override only the post DMA hook

Instead of having platforms to copy the entirety of
mach-generic/dma-coherence.h, check whether these platforms have already
defined a plat_post_dma_flush hook, and if not, provide an inline stub.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: cernekee@gmail.com
Cc: jogo@openwrt.org
Patchwork: https://patchwork.linux-mips.org/patch/9725/

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

parent 36fe9763

arch/mips/include/asm/mach-generic/dma-coherence.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -52,9 +52,11 @@ static inline int plat_device_is_coherent(struct device *dev)
		return coherentio;
		}

		#ifndef plat_post_dma_flush
		static inline void plat_post_dma_flush(struct device *dev)
		{
		}
		#endif

		#ifdef CONFIG_SWIOTLB
		static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)