Commit ba3139f2 authored Aug 05, 2009 by David Woodhouse

intel-agp: Set dma mask for i915



If DMAR is configured in but absent, we really do want to make sure that
the dma mask is set appropriately. Otherwise we get mapping failures on
highmem. Spotted by Zhenyu Wang.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

parent 6a12235c

drivers/char/agp/intel-agp.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -1140,6 +1140,12 @@ static int intel_i915_configure(void)

		intel_i9xx_setup_flush();

		#ifdef USE_PCI_DMA_API
		if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36)))
		dev_err(&intel_private.pcidev->dev,
		"set gfx device dma mask 36bit failed!\n");
		#endif

		return 0;
		}

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