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authorPaul Mackerras <paulus@samba.org>2006-03-09 14:32:05 +1100
committerPaul Mackerras <paulus@samba.org>2006-03-09 14:32:05 +1100
commit516450179454de9e689e0a53ed8f34b896e8651c (patch)
tree78eae2f77de6cd39b18c7393fc5854456fc3fb1f /drivers/usb/host/pci-quirks.c
parent6749c5507388f3fc3719f57a54b540ee83f6661a (diff)
parent0d514f040ac6629311974889d5b96bcf21c6461a (diff)
Merge ../linux-2.6
Diffstat (limited to 'drivers/usb/host/pci-quirks.c')
-rw-r--r--drivers/usb/host/pci-quirks.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 118288d94423..9e81c26313f9 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -260,12 +260,13 @@ static void __devinit quirk_usb_disable_ehci(struct pci_dev *pdev)
offset + EHCI_USBLEGCTLSTS,
val | EHCI_USBLEGCTLSTS_SOOE);
#endif
- }
- /* always say Linux will own the hardware
- * by setting EHCI_USBLEGSUP_OS.
- */
- pci_write_config_byte(pdev, offset + 3, 1);
+ /* some systems get upset if this semaphore is
+ * set for any other reason than forcing a BIOS
+ * handoff..
+ */
+ pci_write_config_byte(pdev, offset + 3, 1);
+ }
/* if boot firmware now owns EHCI, spin till
* it hands it over.