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i915: enable bus mastering on i915 at resume time

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On 9xx chips, bus mastering needs to be enabled at resume time for much of the
chip to function.  With this patch, vblank interrupts will work as expected
on resume, along with other chip functions.   Fixes kernel bugzilla #10844.

Signed-off-by: Jie Luo <clotho67@gmail.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Jie Luo 2008-06-24 10:38:31 -07:00 • committed by Jesse Barnes
parent 5d27fd94af
commit e935925cd7
1 changed files with 1 additions and 0 deletions
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linux-core/i915_drv.c
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@ -95,6 +95,7 @@ static int i915_resume(struct drm_device *dev)
pci_restore_state(dev->pdev);
if (pci_enable_device(dev->pdev))
return -1;
pci_set_master(dev->pdev);
i915_restore_state(dev);