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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-06-24 14:41:41 +0200
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-06-24 19:07:53 +0200
commit816724e65c72a90a44fbad0ef0b59b186c85fa90 (patch)
tree421fa29aedff988e392f92780637553e275d37a0 /drivers/ieee1394/dma.c
parentMerge branch 'master' of /home/trondmy/kernel/linux-2.6/ (diff)
parent[PATCH] fix typo in acpi video brightness changes. (diff)
downloadlinux-816724e65c72a90a44fbad0ef0b59b186c85fa90.tar.xz
linux-816724e65c72a90a44fbad0ef0b59b186c85fa90.zip
Merge branch 'master' of /home/trondmy/kernel/linux-2.6/
Conflicts: fs/nfs/inode.c fs/super.c Fix conflicts between patch 'NFS: Split fs/nfs/inode.c' and patch 'VFS: Permit filesystem to override root dentry on mount'
Diffstat (limited to 'drivers/ieee1394/dma.c')
-rw-r--r--drivers/ieee1394/dma.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/ieee1394/dma.c b/drivers/ieee1394/dma.c
index 9fb2769d9abc..ca5167de707d 100644
--- a/drivers/ieee1394/dma.c
+++ b/drivers/ieee1394/dma.c
@@ -145,12 +145,12 @@ void dma_region_free(struct dma_region *dma)
/* find the scatterlist index and remaining offset corresponding to a
given offset from the beginning of the buffer */
static inline int dma_region_find(struct dma_region *dma, unsigned long offset,
- unsigned long *rem)
+ unsigned int start, unsigned long *rem)
{
int i;
unsigned long off = offset;
- for (i = 0; i < dma->n_dma_pages; i++) {
+ for (i = start; i < dma->n_dma_pages; i++) {
if (off < sg_dma_len(&dma->sglist[i])) {
*rem = off;
break;
@@ -170,7 +170,7 @@ dma_addr_t dma_region_offset_to_bus(struct dma_region * dma,
unsigned long rem = 0;
struct scatterlist *sg =
- &dma->sglist[dma_region_find(dma, offset, &rem)];
+ &dma->sglist[dma_region_find(dma, offset, 0, &rem)];
return sg_dma_address(sg) + rem;
}
@@ -178,13 +178,13 @@ void dma_region_sync_for_cpu(struct dma_region *dma, unsigned long offset,
unsigned long len)
{
int first, last;
- unsigned long rem;
+ unsigned long rem = 0;
if (!len)
len = 1;
- first = dma_region_find(dma, offset, &rem);
- last = dma_region_find(dma, offset + len - 1, &rem);
+ first = dma_region_find(dma, offset, 0, &rem);
+ last = dma_region_find(dma, rem + len - 1, first, &rem);
pci_dma_sync_sg_for_cpu(dma->dev, &dma->sglist[first], last - first + 1,
dma->direction);
@@ -194,13 +194,13 @@ void dma_region_sync_for_device(struct dma_region *dma, unsigned long offset,
unsigned long len)
{
int first, last;
- unsigned long rem;
+ unsigned long rem = 0;
if (!len)
len = 1;
- first = dma_region_find(dma, offset, &rem);
- last = dma_region_find(dma, offset + len - 1, &rem);
+ first = dma_region_find(dma, offset, 0, &rem);
+ last = dma_region_find(dma, rem + len - 1, first, &rem);
pci_dma_sync_sg_for_device(dma->dev, &dma->sglist[first],
last - first + 1, dma->direction);