On Wed, 23 Jan 2008 16:14:25 +0100 Haavard Skinnemoen <[EMAIL PROTECTED]> wrote:
> On Wed, 23 Jan 2008 15:04:36 +0000 > Alan Cox <[EMAIL PROTECTED]> wrote: > > > > No, I think GFP_DMA is for legacy ISA DMA and other DMA controllers > > > with addressing limitations. The PDC is capable of accessing the full > > > 32-bit physical address space on both AT91 and AVR32, so no special DMA > > > flags are needed. > > > > For kernel coherent DMA buffers use the dma_ API to allocate the memory. > > Yes, but since we're managing DMA coherency using the streaming DMA > API, we don't really need coherent buffers, right? Right. Alan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/