USB: s3c2410 gadget: allow sharing of vbus irq

If another driver wants to claim the vbus pin, say
to notify the user of an connect/disconnect then allow
the IRQ to be shared by specifiying IRQ_SHARED in the
flags.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index 9780f86ae8e53dd5af776d515766de58cbc2b398..5acaddabbe8ff92f51bcd53df98d5889675515d0 100644 (file)
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -1872,9 +1872,9 @@ static int s3c2410_udc_probe(struct platform_device *pdev)
        if (udc_info && udc_info->vbus_pin > 0) {
                irq = s3c2410_gpio_getirq(udc_info->vbus_pin);
                retval = request_irq(irq, s3c2410_udc_vbus_irq,
-                               IRQF_DISABLED | IRQF_TRIGGER_RISING
-                               | IRQF_TRIGGER_FALLING,
-                               gadget_name, udc);
+                                    IRQF_DISABLED | IRQF_TRIGGER_RISING
+                                    | IRQF_TRIGGER_FALLING | IRQF_SHARED,
+                                    gadget_name, udc);
 
                if (retval != 0) {
                        dev_err(dev, "can't get vbus irq %i, err %d\n",