usb: dwc3: gadget: don't enable interrupt when disabling endpoint

Since we're disabling the endpoint anyway, we don't worry about
getting endpoint command completion interrupt.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

1 files changed, 9 insertions, 7 deletions

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 8425b6dab875..b63aa1874727 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -687,12 +687,13 @@ out:
 	return 0;
 }
 
-static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force);
+static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force,
+		bool interrupt);
 static void dwc3_remove_requests(struct dwc3 *dwc, struct dwc3_ep *dep)
 {
 	struct dwc3_request		*req;
 
-	dwc3_stop_active_transfer(dep, true);
+	dwc3_stop_active_transfer(dep, true, false);
 
 	/* - giveback all requests to gadget driver */
 	while (!list_empty(&dep->started_list)) {
@@ -1350,7 +1351,7 @@ static int dwc3_gadget_start_isoc_quirk(struct dwc3_ep *dep)
 		 * to wait for the next XferNotReady to test the command again
 		 */
 		if (cmd_status == 0) {
-			dwc3_stop_active_transfer(dep, true);
+			dwc3_stop_active_transfer(dep, true, true);
 			return 0;
 		}
 	}
@@ -1543,7 +1544,7 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep,
 		}
 		if (r == req) {
 			/* wait until it is processed */
-			dwc3_stop_active_transfer(dep, true);
+			dwc3_stop_active_transfer(dep, true, true);
 
 			if (!r->trb)
 				goto out0;
@@ -2500,7 +2501,7 @@ static void dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep,
 	dwc3_gadget_ep_cleanup_completed_requests(dep, event, status);
 
 	if (stop) {
-		dwc3_stop_active_transfer(dep, true);
+		dwc3_stop_active_transfer(dep, true, true);
 		dep->flags = DWC3_EP_ENABLED;
 	}
 
@@ -2621,7 +2622,8 @@ static void dwc3_reset_gadget(struct dwc3 *dwc)
 	}
 }
 
-static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force)
+static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force,
+	bool interrupt)
 {
 	struct dwc3 *dwc = dep->dwc;
 	struct dwc3_gadget_ep_cmd_params params;
@@ -2664,7 +2666,7 @@ static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force)
 
 	cmd = DWC3_DEPCMD_ENDTRANSFER;
 	cmd |= force ? DWC3_DEPCMD_HIPRI_FORCERM : 0;
-	cmd |= DWC3_DEPCMD_CMDIOC;
+	cmd |= interrupt ? DWC3_DEPCMD_CMDIOC : 0;
 	cmd |= DWC3_DEPCMD_PARAM(dep->resource_index);
 	memset(&params, 0, sizeof(params));
 	ret = dwc3_send_gadget_ep_cmd(dep, cmd, &params);