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| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-04-06 11:04:21 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-05-21 10:00:56 +0300 |
| commit | d80fe1b6e34d39ded5718f9433350c0d823c21d6 (patch) | |
| tree | 83b23e8e2dfe609edc0cd87194c147d60de4b6b2 /drivers/usb/dwc3/gadget.c | |
| parent | b27972b508d113b8fcfb04a2520915111b431bb2 (diff) | |
| download | op-kernel-dev-d80fe1b6e34d39ded5718f9433350c0d823c21d6.zip op-kernel-dev-d80fe1b6e34d39ded5718f9433350c0d823c21d6.tar.gz | |
usb: dwc3: gadget: simplify short packet event
We know that only OUT endpoints can trigger SHORT. We also know that
count MUST be > 0 whenever SHORT triggers.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc3/gadget.c')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 7fa8b15..752d615 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2221,7 +2221,6 @@ static int dwc3_gadget_ep_reclaim_completed_trb(struct dwc3_ep *dep, const struct dwc3_event_depevt *event, int status, int chain) { unsigned int count; - unsigned int s_pkt = 0; dwc3_ep_inc_deq(dep); @@ -2256,12 +2255,7 @@ static int dwc3_gadget_ep_reclaim_completed_trb(struct dwc3_ep *dep, if ((trb->ctrl & DWC3_TRB_CTRL_HWO) && status != -ESHUTDOWN) return 1; - if (!dep->direction) { - if (count && (event->status & DEPEVT_STATUS_SHORT)) - s_pkt = 1; - } - - if (s_pkt && !chain) + if (event->status & DEPEVT_STATUS_SHORT && !chain) return 1; if ((event->status & DEPEVT_STATUS_IOC) && |
