diff options
| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-03-26 13:26:00 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-05-21 10:00:48 +0300 |
| commit | 38408464aa7646e4d7b345a70951f968af35af0a (patch) | |
| tree | 3a5425fb6a0c0b999856a60e27274d508f9a7f7d /drivers/usb/dwc3 | |
| parent | 52fcc0bead0fd5e56dc07f17010e5d6da2306ddf (diff) | |
usb: dwc3: gadget: XferNotReady is Isoc-only
We don't use XferNotReady for anything other than Default Control
Pipe, which is handled in ep0.c, and Isochronous endpoints. Let's make
that clear in the code.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc3')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 36fabdeb0856..22c0822cf310 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2533,11 +2533,13 @@ static void dwc3_endpoint_interrupt(struct dwc3 *dwc, dwc3_endpoint_transfer_complete(dwc, dep, event); break; case DWC3_DEPEVT_XFERNOTREADY: - if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) - dwc3_gadget_start_isoc(dwc, dep, event); - else - __dwc3_gadget_kick_transfer(dep); + if (!usb_endpoint_xfer_isoc(dep->endpoint.desc)) { + dev_err(dwc->dev, "XferNotReady for non-Isoc %s\n", + dep->name); + return; + } + dwc3_gadget_start_isoc(dwc, dep, event); break; case DWC3_DEPEVT_STREAMEVT: if (!usb_endpoint_xfer_bulk(dep->endpoint.desc)) { |