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MIPS: Octeon: remove mips dma-default stubs 

Octeon doesn't use the dma-default code, and now doesn't built it either,
so these stubs can be removed.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Patchwork: https://patchwork.linux-mips.org/patch/19537/
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: David Daney <david.daney@cavium.com>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Tom Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: iommu@lists.linux-foundation.org
Cc: linux-mips@linux-mips.org
This commit is contained in:
Christoph Hellwig 2018-06-15 13:08:39 +02:00 committed by Paul Burton
parent 3369ddb62a
commit 1f99e4b13b
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GPG Key ID: 3EA79FACB57500DD
1 changed files with 0 additions and 48 deletions
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48
arch/mips/include/asm/mach-cavium-octeon/dma-coherence.h
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@ -4,11 +4,6 @@
* for more details. * for more details.
* *
* Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org> * Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org>
*
*
* Similar to mach-generic/dma-coherence.h except
* plat_device_is_coherent hard coded to return 1.
*
*/ */
#ifndef __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H #ifndef __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H
#define __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H #define __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H
@ -18,49 +13,6 @@
struct device; struct device;
extern void octeon_pci_dma_init(void); extern void octeon_pci_dma_init(void);
static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr,
size_t size)
{
BUG();
return 0;
}
static inline dma_addr_t plat_map_dma_mem_page(struct device *dev,
struct page *page)
{
BUG();
return 0;
}
static inline unsigned long plat_dma_addr_to_phys(struct device *dev,
dma_addr_t dma_addr)
{
BUG();
return 0;
}
static inline void plat_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr,
size_t size, enum dma_data_direction direction)
{
BUG();
}
static inline int plat_dma_supported(struct device *dev, u64 mask)
{
BUG();
return 0;
}
static inline int plat_device_is_coherent(struct device *dev)
{
return 1;
}
static inline void plat_post_dma_flush(struct device *dev)
{
}
extern char *octeon_swiotlb; extern char *octeon_swiotlb;
#endif /* __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H */ #endif /* __ASM_MACH_CAVIUM_OCTEON_DMA_COHERENCE_H */