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[POWERPC] Add celleb_dma_dev_setup() 

Celleb always uses dma_direct_ops, and sets dma_direct_offset, so it
too should set dma_data to dma_direct_offset.

Currently there's no pci_dma_dev_setup() routine for Celleb so add one.

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>
hifive-unleashed-5.1
Michael Ellerman 2008-01-21 16:42:42 +11:00 committed by Paul Mackerras
parent 110f95c9f0
commit 450d87eaeb
1 changed files with 13 additions and 1 deletions
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14
arch/powerpc/platforms/celleb/iommu.c
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@ -72,6 +72,17 @@ static void __init celleb_init_direct_mapping(void)
dma_direct_offset = dma_base;
}
static void celleb_dma_dev_setup(struct device *dev)
{
dev->archdata.dma_ops = get_pci_dma_ops();
dev->archdata.dma_data = (void *)dma_direct_offset;
}
static void celleb_pci_dma_dev_setup(struct pci_dev *pdev)
{
celleb_dma_dev_setup(&pdev->dev);
}
static int celleb_of_bus_notify(struct notifier_block *nb,
unsigned long action, void *data)
{
@ -81,7 +92,7 @@ static int celleb_of_bus_notify(struct notifier_block *nb,
if (action != BUS_NOTIFY_ADD_DEVICE)
return 0;
dev->archdata.dma_ops = get_pci_dma_ops();
celleb_dma_dev_setup(dev);
return 0;
}
@ -94,6 +105,7 @@ static int __init celleb_init_iommu(void)
{
celleb_init_direct_mapping();
set_pci_dma_ops(&dma_direct_ops);
ppc_md.pci_dma_dev_setup = celleb_pci_dma_dev_setup;
bus_register_notifier(&of_platform_bus_type, &celleb_of_bus_notifier);
return 0;