usb: dwc3: gadget: keep track of allocated and queued reqs
We will be using this information to change how we
figure out when we need LST bit. For now, just
update our counters.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index e7e493b..1cd4b50 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -741,6 +741,8 @@
req->epnum = dep->number;
req->dep = dep;
+ dep->allocated_requests++;
+
trace_dwc3_alloc_request(req);
return &req->request;
@@ -750,7 +752,9 @@
struct usb_request *request)
{
struct dwc3_request *req = to_dwc3_request(request);
+ struct dwc3_ep *dep = to_dwc3_ep(ep);
+ dep->allocated_requests--;
trace_dwc3_free_request(req);
kfree(req);
}
@@ -831,6 +835,8 @@
trb->ctrl |= DWC3_TRB_CTRL_HWO;
+ dep->queued_requests++;
+
trace_dwc3_prepare_trb(dep, trb);
}
@@ -1936,6 +1942,7 @@
unsigned int s_pkt = 0;
unsigned int trb_status;
+ dep->queued_requests--;
trace_dwc3_complete_trb(dep, trb);
if ((trb->ctrl & DWC3_TRB_CTRL_HWO) && status != -ESHUTDOWN)