diff options
Diffstat (limited to 'drivers/usb/dwc3/gadget.c')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 1f97729..8560b88 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -244,6 +244,7 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req, list_del(&req->list); req->trb = NULL; + dwc3_flush_cache((int)req->request.dma, req->request.length); if (req->request.status == -EINPROGRESS) req->request.status = status; @@ -769,6 +770,9 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep, trb->ctrl |= DWC3_TRB_CTRL_SID_SOFN(req->request.stream_id); trb->ctrl |= DWC3_TRB_CTRL_HWO; + + dwc3_flush_cache((int)dma, length); + dwc3_flush_cache((int)trb, sizeof(*trb)); } /* @@ -1770,6 +1774,7 @@ static int dwc3_cleanup_done_reqs(struct dwc3 *dwc, struct dwc3_ep *dep, slot %= DWC3_TRB_NUM; trb = &dep->trb_pool[slot]; + dwc3_flush_cache((int)trb, sizeof(*trb)); ret = __dwc3_cleanup_done_trbs(dwc, dep, req, trb, event, status); if (ret) @@ -2583,7 +2588,8 @@ int dwc3_gadget_init(struct dwc3 *dwc) goto err1; } - dwc->setup_buf = kzalloc(DWC3_EP0_BOUNCE_SIZE, GFP_KERNEL); + dwc->setup_buf = memalign(CONFIG_SYS_CACHELINE_SIZE, + DWC3_EP0_BOUNCE_SIZE); if (!dwc->setup_buf) { ret = -ENOMEM; goto err2; |