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author | Pavel Machek <pavel@ucw.cz> | 2008-04-08 10:49:03 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-05-12 21:28:10 +0200 |
commit | aa134f1b09df6beaa4d031a50d5fda1f3cebce6c (patch) | |
tree | 3bd632e6fa8490cf5b472271d57c8c70abaa62b4 /arch/x86/kernel | |
parent | 492c2e476eac010962850006c49df326919b284c (diff) | |
download | kernel_samsung_smdk4412-aa134f1b09df6beaa4d031a50d5fda1f3cebce6c.zip kernel_samsung_smdk4412-aa134f1b09df6beaa4d031a50d5fda1f3cebce6c.tar.gz kernel_samsung_smdk4412-aa134f1b09df6beaa4d031a50d5fda1f3cebce6c.tar.bz2 |
x86: iommu: use symbolic constants, not hardcoded numbers
Move symbolic constants into gart.h, and use them instead of hardcoded
constant.
Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r-- | arch/x86/kernel/pci-gart_64.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c index c07455d..bffcf45 100644 --- a/arch/x86/kernel/pci-gart_64.c +++ b/arch/x86/kernel/pci-gart_64.c @@ -598,13 +598,13 @@ static __init int init_k8_gatt(struct agp_kern_info *info) dev = k8_northbridges[i]; gatt_reg = __pa(gatt) >> 12; gatt_reg <<= 4; - pci_write_config_dword(dev, 0x98, gatt_reg); - pci_read_config_dword(dev, 0x90, &ctl); + pci_write_config_dword(dev, AMD64_GARTTABLEBASE, gatt_reg); + pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &ctl); - ctl |= 1; - ctl &= ~((1<<4) | (1<<5)); + ctl |= GARTEN; + ctl &= ~(DISGARTCPU | DISGARTIO); - pci_write_config_dword(dev, 0x90, ctl); + pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, ctl); } flush_gart(); |