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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-09 10:21:44 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-09 10:21:44 -0700 |
| commit | e15e6119062d20cc96f95c8b345e361589a90244 (patch) | |
| tree | 101a476be5527d88eacaa828956d7f3a9a7cb316 /arch | |
| parent | a637b0d45947df686979b85361ad5bfa9d19fdd3 (diff) | |
| parent | e253aaf0af51c1e4dc7dd3b26ea8e666bf9a2d8d (diff) | |
Merge tag 'pci-v3.10-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
Pull PCI updates from Bjorn Helgaas:
"MSI:
PCI: Set ->mask_pos correctly
Hotplug:
PCI: Delay final fixups until resources are assigned
Moorestown:
x86/pci/mrst: Use configuration mechanism 1 for 00:00.0, 00:02.0, 00:03.0"
* tag 'pci-v3.10-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
PCI: Delay final fixups until resources are assigned
x86/pci/mrst: Use configuration mechanism 1 for 00:00.0, 00:02.0, 00:03.0
PCI: Set ->mask_pos correctly
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/pci/mrst.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/pci/mrst.c b/arch/x86/pci/mrst.c index 6eb18c42a28a..0e0fabf17342 100644 --- a/arch/x86/pci/mrst.c +++ b/arch/x86/pci/mrst.c @@ -141,6 +141,11 @@ static int pci_device_update_fixed(struct pci_bus *bus, unsigned int devfn, */ static bool type1_access_ok(unsigned int bus, unsigned int devfn, int reg) { + if (bus == 0 && (devfn == PCI_DEVFN(2, 0) + || devfn == PCI_DEVFN(0, 0) + || devfn == PCI_DEVFN(3, 0))) + return 1; + /* This is a workaround for A0 LNC bug where PCI status register does * not have new CAP bit set. can not be written by SW either. * @@ -150,10 +155,7 @@ static bool type1_access_ok(unsigned int bus, unsigned int devfn, int reg) */ if (reg >= 0x100 || reg == PCI_STATUS || reg == PCI_HEADER_TYPE) return 0; - if (bus == 0 && (devfn == PCI_DEVFN(2, 0) - || devfn == PCI_DEVFN(0, 0) - || devfn == PCI_DEVFN(3, 0))) - return 1; + return 0; /* langwell on others */ } |