diff options
Diffstat (limited to 'drivers/usb/gadget/dwc2_udc_otg_xfer_dma.c')
| -rw-r--r-- | drivers/usb/gadget/dwc2_udc_otg_xfer_dma.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/gadget/dwc2_udc_otg_xfer_dma.c b/drivers/usb/gadget/dwc2_udc_otg_xfer_dma.c index 12f5c85c31..0d6d2fba8a 100644 --- a/drivers/usb/gadget/dwc2_udc_otg_xfer_dma.c +++ b/drivers/usb/gadget/dwc2_udc_otg_xfer_dma.c @@ -110,6 +110,9 @@ static int setdma_rx(struct dwc2_ep *ep, struct dwc2_request *req) ctrl = readl(®->out_endp[ep_num].doepctl); + invalidate_dcache_range((unsigned long) ep->dma_buf, + (unsigned long) ep->dma_buf + ep->len); + writel((unsigned int) ep->dma_buf, ®->out_endp[ep_num].doepdma); writel(DOEPT_SIZ_PKT_CNT(pktcnt) | DOEPT_SIZ_XFER_SIZE(length), ®->out_endp[ep_num].doeptsiz); |