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usb: dwc3: gadget: properly account queued requests
Some requests could be accounted for multiple
times. Let's fix that so each and every requests is
accounted for only once.
Cc: <stable@vger.kernel.org> # v4.8
Fixes: 55a0237f8f
("usb: dwc3: gadget: use allocated/queued reqs for LST bit")
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
parent
6c83f77278
commit
a9c3ca5fae
1 changed files with 5 additions and 3 deletions
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@ -783,6 +783,7 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
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req->trb = trb;
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req->trb_dma = dwc3_trb_dma_offset(dep, trb);
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req->first_trb_index = dep->trb_enqueue;
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dep->queued_requests++;
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}
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dwc3_ep_inc_enq(dep);
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@ -833,8 +834,6 @@ static void dwc3_prepare_one_trb(struct dwc3_ep *dep,
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trb->ctrl |= DWC3_TRB_CTRL_HWO;
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dep->queued_requests++;
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trace_dwc3_prepare_trb(dep, trb);
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}
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@ -1861,8 +1860,11 @@ static int __dwc3_cleanup_done_trbs(struct dwc3 *dwc, struct dwc3_ep *dep,
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unsigned int s_pkt = 0;
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unsigned int trb_status;
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dep->queued_requests--;
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dwc3_ep_inc_deq(dep);
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if (req->trb == trb)
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dep->queued_requests--;
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trace_dwc3_complete_trb(dep, trb);
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/*
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