Messages in this thread | | | Subject | Re: No dma_sync_* during pci_probe? (Sparc, post 2.6.22 regression) | From | Benjamin Herrenschmidt <> | Date | Thu, 20 Dec 2007 08:07:20 +1100 |
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On Mon, 2007-12-17 at 16:50 -0800, David Miller wrote:
> The problem is likely what device struct you are passing to > dma_sync_single_for_device(), it has to be a real pci_dev or similar > that has it's dev_archdata properly initialized. > > I bet dev_archdata in whatever "struct device" is being passed in has > a NULL iommu pointer or something like that. > > Oh yeah, I see what you're doing, that won't work, please pass in > the correct device struct pointer. Please pass in the &pci_dev->dev > not this ohci->card.device thing.
Yup, this would crash on powerpc 64 bits as well for the same reason.
Ben.
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