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x86, GART: Remove superfluous AMD64_GARTEN 

There is a GARTEN so use that and drop the duplicate.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
LKML-Reference: <1283531981-7495-2-git-send-email-bp@amd64.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Borislav Petkov 2010-09-03 18:39:39 +02:00 committed by Ingo Molnar
parent 2bfc96a127
commit 57ab43e331
3 changed files with 3 additions and 4 deletions
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1
arch/x86/include/asm/gart.h
View File

@ -27,7 +27,6 @@ extern int fix_aperture;
#define AMD64_GARTAPERTUREBASE 0x94
#define AMD64_GARTTABLEBASE 0x98
#define AMD64_GARTCACHECTL 0x9c
#define AMD64_GARTEN (1<<0)
#ifdef CONFIG_GART_IOMMU
extern int gart_iommu_aperture;

4
arch/x86/kernel/aperture_64.c
View File

@ -307,7 +307,7 @@ void __init early_gart_iommu_check(void)
continue;
ctl = read_pci_config(bus, slot, 3, AMD64_GARTAPERTURECTL);
aper_enabled = ctl & AMD64_GARTEN;
aper_enabled = ctl & GARTEN;
aper_order = (ctl >> 1) & 7;
aper_size = (32 * 1024 * 1024) << aper_order;
aper_base = read_pci_config(bus, slot, 3, AMD64_GARTAPERTUREBASE) & 0x7fff;
@ -362,7 +362,7 @@ void __init early_gart_iommu_check(void)
continue;
ctl = read_pci_config(bus, slot, 3, AMD64_GARTAPERTURECTL);
ctl &= ~AMD64_GARTEN;
ctl &= ~GARTEN;
write_pci_config(bus, slot, 3, AMD64_GARTAPERTURECTL, ctl);
}
}

2
drivers/char/agp/amd64-agp.c
View File

@ -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);
}
}