diff options
| author | Glauber Costa <gcosta@redhat.com> | 2008-03-25 18:36:37 -0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-04-19 19:19:57 +0200 |
| commit | c786df08f6df2833e34e78cee5ef62558e3b5346 (patch) | |
| tree | a699d91f610f9e33092c59589afc7c1bc6e65ee8 /arch/x86 | |
| parent | 7c18341665917b493fa40eeb3c7ff6c1a5ac47db (diff) | |
x86: unify dma_mapping_error
We provide a map_error function in pci-base_32.c to make
sure i386 keeps with the same behaviour it used to.
Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/pci-base_32.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/kernel/pci-base_32.c b/arch/x86/kernel/pci-base_32.c index cf4bb28dfc6..7caf5c211f2 100644 --- a/arch/x86/kernel/pci-base_32.c +++ b/arch/x86/kernel/pci-base_32.c @@ -30,6 +30,12 @@ static int pci32_dma_map_sg(struct device *dev, struct scatterlist *sglist, return nents; } +/* Make sure we keep the same behaviour */ +static int pci32_map_error(dma_addr_t dma_addr) +{ + return 0; +} + static const struct dma_mapping_ops pci32_dma_ops = { .map_single = pci32_map_single, .unmap_single = NULL, @@ -41,6 +47,7 @@ static const struct dma_mapping_ops pci32_dma_ops = { .sync_single_range_for_device = NULL, .sync_sg_for_cpu = NULL, .sync_sg_for_device = NULL, + .mapping_error = pci32_map_error, }; const struct dma_mapping_ops *dma_ops = &pci32_dma_ops; |