diff options
| author |   Grigor Tovmasyan <Grigor.Tovmasyan@synopsys.com> | 2018-01-24 17:44:25 +0400 |
|---|---|---|
| committer |   Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-03-13 10:47:49 +0200 |
| commit | 88b02f2cb1e13e1ab161c5cb2d5c69f76fe05be2 (patch) | |
| tree | 5dbb1e472ccc46939201b4194e0ced1fa9670e59 /drivers/usb | |
| parent | usb: dwc2: Add call_gadget() function call (diff) | |
usb: dwc2: Add core state checking
Added core state checking in dwc2_hsotg_ep_queue() function
to make sure that application will submit requests only in L0 state.
Signed-off-by: Grigor Tovmasyan <tovmasya@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/dwc2/gadget.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 706fecf16b52..d67f9aeedf84 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -1297,8 +1297,8 @@ static int dwc2_hsotg_ep_queue(struct usb_ep *ep, struct usb_request *req, req->zero, req->short_not_ok); /* Prevent new request submission when controller is suspended */ - if (hs->lx_state == DWC2_L2) { - dev_dbg(hs->dev, "%s: don't submit request while suspended\n", + if (hs->lx_state != DWC2_L0) { + dev_dbg(hs->dev, "%s: submit request only in active state\n", __func__); return -EAGAIN; } |