ChangeSet 1.1304, 2005/04/15 23:15:40+01:00, chrisw@xxxxxxxx
[PATCH] [PATCH] Eliminate kernel version checks from
Eliminate kernel version checks from i386/kernel/pci-dma.c as a trivial
first pass cleanup towards merging.
Signed-off-by: Chris Wright <chrisw@xxxxxxxx>
pci-dma.c | 29 -----------------------------
1 files changed, 29 deletions(-)
diff -Nru a/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/pci-dma.c
b/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/pci-dma.c
--- a/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/pci-dma.c 2005-04-15
19:03:38 -04:00
+++ b/linux-2.6.11-xen-sparse/arch/xen/i386/kernel/pci-dma.c 2005-04-15
19:03:38 -04:00
@@ -14,14 +14,7 @@
#include <linux/version.h>
#include <asm/io.h>
#include <asm-xen/balloon.h>
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
#include <asm/tlbflush.h>
-#else
-#define pte_offset_kernel pte_offset
-#define pud_t pgd_t
-#define pud_offset(d, va) d
-#endif
struct dma_coherent_mem {
void *virt_base;
@@ -85,24 +78,13 @@
balloon_unlock(flags);
}
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
- dma_addr_t *dma_handle)
-#else
void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, int gfp)
-#endif
{
void *ret;
unsigned int order = get_order(size);
unsigned long vstart;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
- int gfp = GFP_ATOMIC;
-
- if (hwdev == NULL || ((u32)hwdev->dma_mask < 0xffffffff))
- gfp |= GFP_DMA;
-#else
struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL;
/* ignore region specifiers */
@@ -123,7 +105,6 @@
if (dev == NULL || (dev->coherent_dma_mask < 0xffffffff))
gfp |= GFP_DMA;
-#endif
vstart = __get_free_pages(gfp, order);
ret = (void *)vstart;
@@ -138,14 +119,6 @@
return ret;
}
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
-void pci_free_consistent(struct pci_dev *hwdev, size_t size,
- void *vaddr, dma_addr_t dma_handle)
-{
- free_pages((unsigned long)vaddr, get_order(size));
-}
-#else
-
void dma_free_coherent(struct device *dev, size_t size,
void *vaddr, dma_addr_t dma_handle)
{
@@ -236,5 +209,3 @@
return mem->virt_base + (pos << PAGE_SHIFT);
}
EXPORT_SYMBOL(dma_mark_declared_memory_occupied);
-
-#endif
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