diff options
Diffstat (limited to 'drivers/usb/dwc2/hcd.c')
| -rw-r--r-- | drivers/usb/dwc2/hcd.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index cbfdcb804adb..880b549f737a 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -2358,13 +2358,19 @@ static void dwc2_hcd_reset_func(struct work_struct *work) { struct dwc2_hsotg *hsotg = container_of(work, struct dwc2_hsotg, reset_work.work); + unsigned long flags; u32 hprt0; dev_dbg(hsotg->dev, "USB RESET function called\n"); + + spin_lock_irqsave(&hsotg->lock, flags); + hprt0 = dwc2_read_hprt0(hsotg); hprt0 &= ~HPRT0_RST; dwc2_writel(hprt0, hsotg->regs + HPRT0); hsotg->flags.b.port_reset_change = 1; + + spin_unlock_irqrestore(&hsotg->lock, flags); } /* |