diff options
Diffstat (limited to 'drivers/usb/dwc2/core_intr.c')
| -rw-r--r-- | drivers/usb/dwc2/core_intr.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c index 2982a155734d..cc90b58b6b3c 100644 --- a/drivers/usb/dwc2/core_intr.c +++ b/drivers/usb/dwc2/core_intr.c @@ -778,6 +778,14 @@ irqreturn_t dwc2_handle_common_intr(int irq, void *dev) goto out; } + /* Reading current frame number value in device or host modes. */ + if (dwc2_is_device_mode(hsotg)) + hsotg->frame_number = (dwc2_readl(hsotg->regs + DSTS) + & DSTS_SOFFN_MASK) >> DSTS_SOFFN_SHIFT; + else + hsotg->frame_number = (dwc2_readl(hsotg->regs + HFNUM) + & HFNUM_FRNUM_MASK) >> HFNUM_FRNUM_SHIFT; + gintsts = dwc2_read_common_intr(hsotg); if (gintsts & ~GINTSTS_PRTINT) retval = IRQ_HANDLED; |