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ssb: return correct translation bit for 64-bit DMA

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Remove b43's workarounds at the same time. Other users of
ssb_dma_translation do not support any 64-bit DMA devices, so they are
not affected.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki
2011-07-20 19:52:14 +02:00
committed by John W. Linville
parent 78c1ee7e61
commit a9770a815d
2 changed files with 7 additions and 4 deletions
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5
drivers/ssb/main.c
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@@ -1266,7 +1266,10 @@ u32 ssb_dma_translation(struct ssb_device *dev)
case SSB_BUSTYPE_SSB:
return 0;
case SSB_BUSTYPE_PCI:
return SSB_PCI_DMA;
if (ssb_read32(dev, SSB_TMSHIGH) & SSB_TMSHIGH_DMA64)
return SSB_PCIE_DMA_H32;
else
return SSB_PCI_DMA;
default:
__ssb_dma_not_implemented(dev);
}