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authorZhenyu Wang <zhenyuw@linux.intel.com>2009-09-14 10:47:06 +0800
committerGreg Kroah-Hartman <gregkh@suse.de>2009-09-24 08:27:06 -0700
commit23c686de43928eb7d2bcc2485333e87498f5a27e (patch)
treeaf2760737712a1b0bffa65e88db9d05cf33865e2
parenta9b9f4d868e06a2b98bf760dbd3325c11b03b416 (diff)
agp/intel: remove restore in resume
commit 121264827656f5f06328b17983c796af17dc5949 upstream. As early pci resume has already restored config for host bridge and graphics device, don't need to restore it again, This removes an original order hack for graphics device restore. This fixed the resume hang issue found by Alan Stern on 845G, caused by extra config restore on graphics device. Cc: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> Signed-off-by: Dave Airlie <airlied@linux.ie> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/char/agp/intel-agp.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 3686912427ba..d64a4797fb7b 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -2299,15 +2299,6 @@ static int agp_intel_resume(struct pci_dev *pdev)
struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
int ret_val;
- pci_restore_state(pdev);
-
- /* We should restore our graphics device's config space,
- * as host bridge (00:00) resumes before graphics device (02:00),
- * then our access to its pci space can work right.
- */
- if (intel_private.pcidev)
- pci_restore_state(intel_private.pcidev);
-
if (bridge->driver == &intel_generic_driver)
intel_configure();
else if (bridge->driver == &intel_850_driver)