diff options
Diffstat (limited to 'drivers/usb/musb/omap2430.c')
| -rw-r--r-- | drivers/usb/musb/omap2430.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index dddd8f71a17..32f531e7a2e 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -333,6 +333,26 @@ static void omap_musb_mailbox_work(struct work_struct *mailbox_work) omap_musb_set_mailbox(glue); } +static irqreturn_t omap2430_musb_interrupt(int irq, void *__hci) +{ + unsigned long flags; + irqreturn_t retval = IRQ_NONE; + struct musb *musb = __hci; + + spin_lock_irqsave(&musb->lock, flags); + + musb->int_usb = musb_readb(musb->mregs, MUSB_INTRUSB); + musb->int_tx = musb_readw(musb->mregs, MUSB_INTRTX); + musb->int_rx = musb_readw(musb->mregs, MUSB_INTRRX); + + if (musb->int_usb || musb->int_tx || musb->int_rx) + retval = musb_interrupt(musb); + + spin_unlock_irqrestore(&musb->lock, flags); + + return retval; +} + static int omap2430_musb_init(struct musb *musb) { u32 l; @@ -352,6 +372,8 @@ static int omap2430_musb_init(struct musb *musb) return -ENODEV; } + musb->isr = omap2430_musb_interrupt; + status = pm_runtime_get_sync(dev); if (status < 0) { dev_err(dev, "pm_runtime_get_sync FAILED %d\n", status); |