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Commit c63c5805 authored by Jeremy Higdon's avatar Jeremy Higdon Committed by Tony Luck
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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: default avatarJeremy Higdon <jeremy@sgi.com>
Cc: <habeck@sgi.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent 559595a9

arch/ia64/sn/pci/pcibr/pcibr_dma.c

+3 −4
Original line number Diff line number Diff line
@@ -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))