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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-04-19 17:06:26 -0300 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-04-19 17:06:26 -0300 |
| commit | eac0556750e727ff39144a9a9e59d5ccf1fc0e2a (patch) | |
| tree | f5ccff7795b2ad5e47f17fb475599c526f533e79 /drivers/usb/host/pci-quirks.c | |
| parent | f71fa31f9f7ac33cba12b8897983f950ad2c7a5b (diff) | |
| parent | 19853301ef3289bda2d5264c1093e74efddaeab9 (diff) | |
| download | op-kernel-dev-eac0556750e727ff39144a9a9e59d5ccf1fc0e2a.zip op-kernel-dev-eac0556750e727ff39144a9a9e59d5ccf1fc0e2a.tar.gz | |
Merge branch 'linus' into queue
Merge reason: development work has dependency on kvm patches merged
upstream.
Conflicts:
Documentation/feature-removal-schedule.txt
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'drivers/usb/host/pci-quirks.c')
| -rw-r--r-- | drivers/usb/host/pci-quirks.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index 11de5f1..32dada8 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -825,9 +825,13 @@ static void __devinit quirk_usb_handoff_xhci(struct pci_dev *pdev) } } - /* Disable any BIOS SMIs */ - writel(XHCI_LEGACY_DISABLE_SMI, - base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); + val = readl(base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); + /* Mask off (turn off) any enabled SMIs */ + val &= XHCI_LEGACY_DISABLE_SMI; + /* Mask all SMI events bits, RW1C */ + val |= XHCI_LEGACY_SMI_EVENTS; + /* Disable any BIOS SMIs and clear all SMI events*/ + writel(val, base + ext_cap_offset + XHCI_LEGACY_CONTROL_OFFSET); if (usb_is_intel_switchable_xhci(pdev)) usb_enable_xhci_ports(pdev); |
