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[IA64] fix PCI DMA flag propagation on SN (Altix) with PICs 

We recently discovered a problem with passing of DMA attributes on SN
systems with the older PIC chips.

[akpm@linux-foundation.org: coding-style fixes]

Signed-off-by: Jeremy Higdon <jeremy@sgi.com>
Cc: <habeck@sgi.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
hifive-unleashed-5.1
Jeremy Higdon 2009-03-04 12:09:46 -08:00 committed by Tony Luck
parent 559595a985
commit c63c58056e
1 changed files with 3 additions and 4 deletions
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7
arch/ia64/sn/pci/pcibr/pcibr_dma.c
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@ -135,11 +135,10 @@ pcibr_dmatrans_direct64(struct pcidev_info * info, u64 paddr,
if (SN_DMA_ADDRTYPE(dma_flags) == SN_DMA_ADDR_PHYS)
pci_addr = IS_PIC_SOFT(pcibus_info) ?
PHYS_TO_DMA(paddr) :
PHYS_TO_TIODMA(paddr) | dma_attributes;
PHYS_TO_TIODMA(paddr);
else
pci_addr = IS_PIC_SOFT(pcibus_info) ?
paddr :
paddr | dma_attributes;
pci_addr = paddr;
pci_addr |= dma_attributes;
/* Handle Bus mode */
if (IS_PCIX(pcibus_info))