diff options
Diffstat (limited to 'drivers/usb/host/xhci.c')
| -rw-r--r-- | drivers/usb/host/xhci.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 6bbe3c3a7111..c939f5fdef9e 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c | |||
| @@ -352,6 +352,11 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd) | |||
| 352 | /* hcd->irq is -1, we have MSI */ | 352 | /* hcd->irq is -1, we have MSI */ |
| 353 | return 0; | 353 | return 0; |
| 354 | 354 | ||
| 355 | if (!pdev->irq) { | ||
| 356 | xhci_err(xhci, "No msi-x/msi found and no IRQ in BIOS\n"); | ||
| 357 | return -EINVAL; | ||
| 358 | } | ||
| 359 | |||
| 355 | /* fall back to legacy interrupt*/ | 360 | /* fall back to legacy interrupt*/ |
| 356 | ret = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED, | 361 | ret = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED, |
| 357 | hcd->irq_descr, hcd); | 362 | hcd->irq_descr, hcd); |
