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authorJesse Barnes <jbarnes@virtuousgeek.org>2009-06-11 21:58:28 +0400
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-06-11 23:04:17 +0400
commit9e9f46c44e487af0a82eb61b624553e2f7118f5b (patch)
treededcd3a5107009d32cddd25875825e68bfba2797 /arch/x86/pci
parent3b073eda9557975a87a27b08a46a545fe8da66fb (diff)
downloadlinux-9e9f46c44e487af0a82eb61b624553e2f7118f5b.tar.xz
PCI: use ACPI _CRS data by default
At this point, it seems to solve more problems than it causes, so let's try using it by default. It's an easy revert if it ends up causing trouble. Reviewed-by: Yinghai Lu <yhlu.kernel@gmail.com> Acked-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/x86/pci')
-rw-r--r--arch/x86/pci/acpi.c2
-rw-r--r--arch/x86/pci/amd_bus.c2
-rw-r--r--arch/x86/pci/common.c4
3 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index c0ecf250fe51..8d898e0d3609 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -217,7 +217,7 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do
#endif
}
- if (bus && (pci_probe & PCI_USE__CRS))
+ if (bus && !(pci_probe & PCI_NO_ROOT_CRS))
get_current_resources(device, busnum, domain, bus);
return bus;
}
diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
index f893d6a6e803..2255f880678b 100644
--- a/arch/x86/pci/amd_bus.c
+++ b/arch/x86/pci/amd_bus.c
@@ -101,7 +101,7 @@ void x86_pci_root_bus_res_quirks(struct pci_bus *b)
struct pci_root_info *info;
/* don't go for it if _CRS is used */
- if (pci_probe & PCI_USE__CRS)
+ if (!(pci_probe & PCI_NO_ROOT_CRS))
return;
/* if only one root bus, don't need to anything */
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 2202b6257b82..4740119e4bb7 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -515,8 +515,8 @@ char * __devinit pcibios_setup(char *str)
} else if (!strcmp(str, "assign-busses")) {
pci_probe |= PCI_ASSIGN_ALL_BUSSES;
return NULL;
- } else if (!strcmp(str, "use_crs")) {
- pci_probe |= PCI_USE__CRS;
+ } else if (!strcmp(str, "nocrs")) {
+ pci_probe |= PCI_NO_ROOT_CRS;
return NULL;
} else if (!strcmp(str, "earlydump")) {
pci_early_dump_regs = 1;