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ssb: Fix coherent DMA mask for PCI devices

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This fixes setting the coherent DMA mask for PCI devices.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Michael Buesch 2008-06-12 15:33:13 +02:00 committed by John W. Linville
parent 6847aa5cce
commit e6340361f9
1 changed files with 9 additions and 3 deletions
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12
drivers/ssb/main.c
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@ -1168,15 +1168,21 @@ EXPORT_SYMBOL(ssb_dma_translation);
int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask)
{
struct device *dma_dev = ssb_dev->dma_dev;
int err = 0;
#ifdef CONFIG_SSB_PCIHOST
if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI)
return dma_set_mask(dma_dev, mask);
if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI) {
err = pci_set_dma_mask(ssb_dev->bus->host_pci, mask);
if (err)
return err;
err = pci_set_consistent_dma_mask(ssb_dev->bus->host_pci, mask);
return err;
}
#endif
dma_dev->coherent_dma_mask = mask;
dma_dev->dma_mask = &dma_dev->coherent_dma_mask;
return 0;
return err;
}
EXPORT_SYMBOL(ssb_dma_set_mask);