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usb: dwc3: gadget: keep track of allocated and queued reqs

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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>
This commit is contained in:
Felipe Balbi
2016-05-30 13:34:58 +03:00
parent b6b1c6db4c
commit 68d34c8a74
3 changed files with 18 additions and 2 deletions
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7
drivers/usb/dwc3/gadget.c
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@@ -741,6 +741,8 @@ static struct usb_request *dwc3_gadget_ep_alloc_request(struct usb_ep *ep,
req->epnum = dep->number;
req->dep = dep;
dep->allocated_requests++;
trace_dwc3_alloc_request(req);
return &req->request;
@@ -750,7 +752,9 @@ static void dwc3_gadget_ep_free_request(struct usb_ep *ep,
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 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
trb->ctrl |= DWC3_TRB_CTRL_HWO;
dep->queued_requests++;
trace_dwc3_prepare_trb(dep, trb);
}
@@ -1936,6 +1942,7 @@ static int __dwc3_cleanup_done_trbs(struct dwc3 *dwc, struct dwc3_ep *dep,
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)