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[POWERPC] Have celleb use its own dma_direct_offset variable 

Rather than using the global variable, have celleb use its own
variable to store the direct DMA offset.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Michael Ellerman 2008-01-21 16:42:46 +11:00 committed by Paul Mackerras
parent f5d67bd5ec
commit 15c60cc472
1 changed files with 4 additions and 2 deletions
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6
arch/powerpc/platforms/celleb/iommu.c
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@ -52,6 +52,8 @@ static int __init find_dma_window(u64 *io_space_id, u64 *ioid,
return 0; return 0;
} }
static unsigned long celleb_dma_direct_offset;
static void __init celleb_init_direct_mapping(void) static void __init celleb_init_direct_mapping(void)
{ {
u64 lpar_addr, io_addr; u64 lpar_addr, io_addr;
@ -69,13 +71,13 @@ static void __init celleb_init_direct_mapping(void)
ioid, DMA_FLAGS); ioid, DMA_FLAGS);
} }
dma_direct_offset = dma_base; celleb_dma_direct_offset = dma_base;
} }
static void celleb_dma_dev_setup(struct device *dev) static void celleb_dma_dev_setup(struct device *dev)
{ {
dev->archdata.dma_ops = get_pci_dma_ops(); dev->archdata.dma_ops = get_pci_dma_ops();
dev->archdata.dma_data = (void *)dma_direct_offset; dev->archdata.dma_data = (void *)celleb_dma_direct_offset;
} }
static void celleb_pci_dma_dev_setup(struct pci_dev *pdev) static void celleb_pci_dma_dev_setup(struct pci_dev *pdev)