USB: at91: modify OHCI driver to allow shared interrupts

At91sam9g45 series has a set of high speed USB interfaces.
The host driver is an EHCI with its companion OHCI. OHCI is
always handled by ohci-at91.c.
This wrapper is just modified to allow IRQ sharing
between two controllers.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index bb5e6f67157837691f4b22130133c4dc1283469e..7ccffcbe7b6f48f7ef1f0dc24b183f7be0e7a3ab 100644 (file)
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -148,7 +148,7 @@ static int usb_hcd_at91_probe(const struct hc_driver *driver,
        at91_start_hc(pdev);
        ohci_hcd_init(hcd_to_ohci(hcd));
 
-       retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_DISABLED);
+       retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_SHARED);
        if (retval == 0)
                return retval;