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| author | Arnd Bergmann <arnd@arndb.de> | 2012-02-28 12:39:56 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-02-28 12:40:01 +0000 |
| commit | 4d8cfec692e988b844dcaeaeb76b5780b7ef9d28 (patch) | |
| tree | 67d43adab2afd18a74d08f347e3676ae1a64193f /drivers/usb/core/hcd-pci.c | |
| parent | a3a3c4664184f86ef964323d106c62158e2b3f25 (diff) | |
| parent | 1d8c38c3d1b48eeb9cfaa42a8be13a1423569eb2 (diff) | |
Merge branch 'cleanup-3.4' of git://github.com/hzhuang1/linux into next/cleanup
* 'cleanup-3.4' of git://github.com/hzhuang1/linux: (2 commits)
rtc: sa1100: remove verification code of alarm
rtc: sa1100: remove periodic code
(update to v3.3-rc5)
Diffstat (limited to 'drivers/usb/core/hcd-pci.c')
| -rw-r--r-- | drivers/usb/core/hcd-pci.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c index d136b8f4c8a..81e2c0d9c17 100644 --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -187,7 +187,10 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) return -ENODEV; dev->current_state = PCI_D0; - if (!dev->irq) { + /* The xHCI driver supports MSI and MSI-X, + * so don't fail if the BIOS doesn't provide a legacy IRQ. + */ + if (!dev->irq && (driver->flags & HCD_MASK) != HCD_USB3) { dev_err(&dev->dev, "Found HC with no IRQ. Check BIOS/PCI %s setup!\n", pci_name(dev)); |