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authorPaul Mackerras <paulus@samba.org>2008-01-31 11:25:51 +1100
committerPaul Mackerras <paulus@samba.org>2008-01-31 11:25:51 +1100
commitbd45ac0c5daae35e7c71138172e63df5cf644cf6 (patch)
tree5eb5a599bf6a9d7a8a34e802db932aa9e9555de4 /arch/sh64/mm/consistent.c
parent4eece4ccf997c0e6d8fdad3d842e37b16b8d705f (diff)
parent5bdeae46be6dfe9efa44a548bd622af325f4bdb4 (diff)
downloadtalos-op-linux-bd45ac0c5daae35e7c71138172e63df5cf644cf6.tar.gz
talos-op-linux-bd45ac0c5daae35e7c71138172e63df5cf644cf6.zip
Merge branch 'linux-2.6'
Diffstat (limited to 'arch/sh64/mm/consistent.c')
-rw-r--r--arch/sh64/mm/consistent.c53
1 files changed, 0 insertions, 53 deletions
diff --git a/arch/sh64/mm/consistent.c b/arch/sh64/mm/consistent.c
deleted file mode 100644
index c439620402cb..000000000000
--- a/arch/sh64/mm/consistent.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (C) 2001 David J. Mckay (david.mckay@st.com)
- * Copyright (C) 2003 Paul Mundt (lethal@linux-sh.org)
- *
- * May be copied or modified under the terms of the GNU General Public
- * License. See linux/COPYING for more information.
- *
- * Dynamic DMA mapping support.
- */
-#include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/string.h>
-#include <linux/pci.h>
-#include <linux/dma-mapping.h>
-#include <linux/module.h>
-#include <asm/io.h>
-
-void *consistent_alloc(struct pci_dev *hwdev, size_t size,
- dma_addr_t *dma_handle)
-{
- void *ret;
- int gfp = GFP_ATOMIC;
- void *vp;
-
- if (hwdev == NULL || hwdev->dma_mask != 0xffffffff)
- gfp |= GFP_DMA;
-
- ret = (void *)__get_free_pages(gfp, get_order(size));
-
- /* now call our friend ioremap_nocache to give us an uncached area */
- vp = ioremap_nocache(virt_to_phys(ret), size);
-
- if (vp != NULL) {
- memset(vp, 0, size);
- *dma_handle = virt_to_phys(ret);
- dma_cache_sync(NULL, ret, size, DMA_BIDIRECTIONAL);
- }
-
- return vp;
-}
-EXPORT_SYMBOL(consistent_alloc);
-
-void consistent_free(struct pci_dev *hwdev, size_t size,
- void *vaddr, dma_addr_t dma_handle)
-{
- void *alloc;
-
- alloc = phys_to_virt((unsigned long)dma_handle);
- free_pages((unsigned long)alloc, get_order(size));
-
- iounmap(vaddr);
-}
-EXPORT_SYMBOL(consistent_free);
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