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authorZhenyu Wang <zhenyuw@linux.intel.com>2010-01-05 04:25:06 +0100
committerEric Anholt <eric@anholt.net>2010-01-15 23:50:14 +0100
commit9b974cc17166d31afed2638d56bdbf9829afbfaa (patch)
tree3c129919c69d932282b7c5fb7c712914547bf9fa /drivers/char/agp
parentdrm/i915: fix eDP pipe mask (diff)
downloadlinux-9b974cc17166d31afed2638d56bdbf9829afbfaa.tar.xz
linux-9b974cc17166d31afed2638d56bdbf9829afbfaa.zip
drm/i915: enable 36bit physical address for hardware status page
This enables possible 36bit address mask on 965G that use physical address for hw status page. Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/char/agp')
-rw-r--r--drivers/char/agp/intel-agp.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 30c36ac2cd00..3999a5f25f38 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -2460,10 +2460,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
&bridge->mode);
}
- if (bridge->driver->mask_memory == intel_i965_mask_memory)
+ if (bridge->driver->mask_memory == intel_i965_mask_memory) {
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");
+ else
+ pci_set_consistent_dma_mask(intel_private.pcidev,
+ DMA_BIT_MASK(36));
+ }
pci_set_drvdata(pdev, bridge);
return agp_add_bridge(bridge);