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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 12:49:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 12:49:15 -0700
commit1053e6bba091d9d18797f7789df6a7ef8735f20c (patch)
tree192792603c380dc99d46039d74199e1a6e48dfaa /drivers/char
parenta8fe1500986c32b46b36118aa250f6badca11bfc (diff)
parent3d8a1a6a8af910cc2da566080d111e062a124ba6 (diff)
Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86/amd-iommu: Update copyright headers x86/amd-iommu: Reenable AMD IOMMU if it's mysteriously vanished over suspend AGP: Warn when GATT memory cannot be set to UC x86, GART: Disable GART table walk probes x86, GART: Remove superfluous AMD64_GARTEN
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/agp/amd64-agp.c4
-rw-r--r--drivers/char/agp/generic.c4
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 70312da4c968..564808a5c3c0 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -199,7 +199,7 @@ static void amd64_cleanup(void)
struct pci_dev *dev = k8_northbridges[i];
/* disable gart translation */
pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &tmp);
- tmp &= ~AMD64_GARTEN;
+ tmp &= ~GARTEN;
pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, tmp);
}
}
@@ -313,7 +313,7 @@ static __devinit int fix_northbridge(struct pci_dev *nb, struct pci_dev *agp,
if (order < 0 || !agp_aperture_valid(aper, (32*1024*1024)<<order))
return -1;
- pci_write_config_dword(nb, AMD64_GARTAPERTURECTL, order << 1);
+ gart_set_size_and_enable(nb, order);
pci_write_config_dword(nb, AMD64_GARTAPERTUREBASE, aper >> 25);
return 0;
diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c
index d2abf5143983..64255cef8a7d 100644
--- a/drivers/char/agp/generic.c
+++ b/drivers/char/agp/generic.c
@@ -984,7 +984,9 @@ int agp_generic_create_gatt_table(struct agp_bridge_data *bridge)
bridge->driver->cache_flush();
#ifdef CONFIG_X86
- set_memory_uc((unsigned long)table, 1 << page_order);
+ if (set_memory_uc((unsigned long)table, 1 << page_order))
+ printk(KERN_WARNING "Could not set GATT table memory to UC!");
+
bridge->gatt_table = (void *)table;
#else
bridge->gatt_table = ioremap_nocache(virt_to_phys(table),