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Diffstat (limited to 'include/asm-mips/mach-ip27/dma-coherence.h')
-rw-r--r--include/asm-mips/mach-ip27/dma-coherence.h50
1 files changed, 0 insertions, 50 deletions
diff --git a/include/asm-mips/mach-ip27/dma-coherence.h b/include/asm-mips/mach-ip27/dma-coherence.h
deleted file mode 100644
index ed7e6222dc15..000000000000
--- a/include/asm-mips/mach-ip27/dma-coherence.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2006 Ralf Baechle <ralf@linux-mips.org>
- *
- */
-#ifndef __ASM_MACH_IP27_DMA_COHERENCE_H
-#define __ASM_MACH_IP27_DMA_COHERENCE_H
-
-#include <asm/pci/bridge.h>
-
-#define pdev_to_baddr(pdev, addr) \
- (BRIDGE_CONTROLLER(pdev->bus)->baddr + (addr))
-#define dev_to_baddr(dev, addr) \
- pdev_to_baddr(to_pci_dev(dev), (addr))
-
-struct device;
-
-static inline dma_addr_t plat_map_dma_mem(struct device *dev, void *addr,
- size_t size)
-{
- dma_addr_t pa = dev_to_baddr(dev, virt_to_phys(addr));
-
- return pa;
-}
-
-static dma_addr_t plat_map_dma_mem_page(struct device *dev, struct page *page)
-{
- dma_addr_t pa = dev_to_baddr(dev, page_to_phys(page));
-
- return pa;
-}
-
-static unsigned long plat_dma_addr_to_phys(dma_addr_t dma_addr)
-{
- return dma_addr & ~(0xffUL << 56);
-}
-
-static inline void plat_unmap_dma_mem(dma_addr_t dma_addr)
-{
-}
-
-static inline int plat_device_is_coherent(struct device *dev)
-{
- return 1; /* IP27 non-cohernet mode is unsupported */
-}
-
-#endif /* __ASM_MACH_IP27_DMA_COHERENCE_H */