On Monday 20 June 2005 2:55 pm, [EMAIL PROTECTED] wrote:
> From: Christophe Lucas <[EMAIL PROTECTED]>
>
>
>
> I know the range of code where this patch is applied is #if 0'd, but to
> do all the job about DMA_MASK... I have send it.
Already in the queue for 2.6.13 ... no new patch is needed.
Of course it would be nice to see 64bit DMA working. I think the
only silicon implementing this feature is Intel's EHCI ... it'd
be testable with a system with more than 4 GB RAM. :)
- Dave
> Use the DMA_{64,32}BIT_MASK constants from dma-mapping.h
> when calling pci_set_dma_mask() or pci_set_consistent_dma_mask()
> See http://marc.theaimsgroup.com/?t=108001993000001&r=1&w=2 for details
>
> Signed-off-by: Christophe Lucas <[EMAIL PROTECTED]>
> Signed-off-by: Domen Puncer <[EMAIL PROTECTED]>
> ---
> ehci-hcd.c | 2 +-
> 1 files changed, 1 insertion(+), 1 deletion(-)
>
> Index: quilt/drivers/usb/host/ehci-hcd.c
> ===================================================================
> --- quilt.orig/drivers/usb/host/ehci-hcd.c
> +++ quilt/drivers/usb/host/ehci-hcd.c
> @@ -588,7 +588,7 @@ static int ehci_start (struct usb_hcd *h
> writel (0, &ehci->regs->segment);
> #if 0
> // this is deeply broken on almost all architectures
> - if (!pci_set_dma_mask (to_pci_dev(hcd->self.controller),
> 0xffffffffffffffffULL))
> + if (!pci_set_dma_mask (to_pci_dev(hcd->self.controller),
> DMA_64BIT_MASK))
> ehci_info (ehci, "enabled 64bit PCI DMA\n");
> #endif
> }
>
> --
>
>
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