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[PATCH] xtensa: remove extra header files

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The Xtensa port contained many header files that were never needed.  This
rather lengthy patch removes all those files.  Unfortunately, there were
many dependencies that needed to be updated, so this patch touches quite a
few source files.

Signed-off-by: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Chris Zankel
2006-12-10 02:18:48 -08:00
committed by Linus Torvalds
parent fd43fe19b8
commit 173d668138
71 changed files with 1402 additions and 7085 deletions
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44
arch/xtensa/kernel/pci-dma.c
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@@ -1,5 +1,5 @@
/*
* arch/xtensa/kernel/pci-dma.c
* arch/xtensa/pci-dma.c
*
* DMA coherent memory allocation.
*
@@ -29,28 +29,48 @@
*/
void *
dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp)
dma_alloc_coherent(struct device *dev,size_t size,dma_addr_t *handle,gfp_t flag)
{
void *ret;
unsigned long ret;
unsigned long uncached = 0;
/* ignore region speicifiers */
gfp &= ~(__GFP_DMA | __GFP_HIGHMEM);
if (dev == NULL || (*dev->dma_mask < 0xffffffff))
gfp |= GFP_DMA;
ret = (void *)__get_free_pages(gfp, get_order(size));
flag &= ~(__GFP_DMA | __GFP_HIGHMEM);
if (ret != NULL) {
memset(ret, 0, size);
*handle = virt_to_bus(ret);
if (dev == NULL || (dev->coherent_dma_mask < 0xffffffff))
flag |= GFP_DMA;
ret = (unsigned long)__get_free_pages(flag, get_order(size));
if (ret == 0)
return NULL;
/* We currently don't support coherent memory outside KSEG */
if (ret < XCHAL_KSEG_CACHED_VADDR
|| ret >= XCHAL_KSEG_CACHED_VADDR + XCHAL_KSEG_SIZE)
BUG();
if (ret != 0) {
memset((void*) ret, 0, size);
uncached = ret+XCHAL_KSEG_BYPASS_VADDR-XCHAL_KSEG_CACHED_VADDR;
*handle = virt_to_bus((void*)ret);
__flush_invalidate_dcache_range(ret, size);
}
return (void*) BYPASS_ADDR((unsigned long)ret);
return (void*)uncached;
}
void dma_free_coherent(struct device *hwdev, size_t size,
void *vaddr, dma_addr_t dma_handle)
{
free_pages(CACHED_ADDR((unsigned long)vaddr), get_order(size));
long addr=(long)vaddr+XCHAL_KSEG_CACHED_VADDR-XCHAL_KSEG_BYPASS_VADDR;
if (addr < 0 || addr >= XCHAL_KSEG_SIZE)
BUG();
free_pages(addr, get_order(size));
}