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| author | Bjorn Helgaas | 2012-07-10 05:02:44 +0200 |
|---|---|---|
| committer | Bjorn Helgaas | 2012-07-10 05:02:44 +0200 |
| commit | d68e70c6e59ad08feca291c2790164d3231c425e (patch) | |
| tree | 17bd7b95ef577a5b2f1913be20e31c0f41390d1a /drivers/pci/probe.c | |
| parent | Merge branch 'pci/myron-final-fixups-v2' into next (diff) | |
| parent | PCI: disable MEM decoding while updating 64-bit MEM BARs (diff) | |
| download | kernel-qcow2-linux-d68e70c6e59ad08feca291c2790164d3231c425e.tar.gz kernel-qcow2-linux-d68e70c6e59ad08feca291c2790164d3231c425e.tar.xz kernel-qcow2-linux-d68e70c6e59ad08feca291c2790164d3231c425e.zip | |
Merge branch 'pci/bjorn-disable-decode' into next
* pci/bjorn-disable-decode:
PCI: disable MEM decoding while updating 64-bit MEM BARs
PCI: leave MEM and IO decoding disabled during 64-bit BAR sizing, too
Diffstat (limited to 'drivers/pci/probe.c')
| -rw-r--r-- | drivers/pci/probe.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index cd06c8478267..5e5358a3dd92 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -189,9 +189,6 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, pci_read_config_dword(dev, pos, &sz); pci_write_config_dword(dev, pos, l); - if (!dev->mmio_always_on) - pci_write_config_word(dev, PCI_COMMAND, orig_cmd); - /* * All bits set in sz means the device isn't working properly. * If the BAR isn't implemented, all bits must be 0. If it's a @@ -276,6 +273,9 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, } out: + if (!dev->mmio_always_on) + pci_write_config_word(dev, PCI_COMMAND, orig_cmd); + return (res->flags & IORESOURCE_MEM_64) ? 1 : 0; fail: res->flags = 0; |