[RFT/PATCH 33/38] usb: dwc3: gadget: split dwc3_gadget_ep_cleanup_completed_requests()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



No functional changes, it just makes the code slightly easier to read.

Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx>
---
 drivers/usb/dwc3/gadget.c | 60 ++++++++++++++++++++++++++++-------------------
 1 file changed, 36 insertions(+), 24 deletions(-)

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index c515104ba86d..79d0e48c612b 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2283,6 +2283,40 @@ static bool dwc3_gadget_ep_request_completed(struct dwc3_request *req)
 	return req->request.actual == req->request.length;
 }
 
+static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep,
+		const struct dwc3_event_depevt *event,
+		struct dwc3_request *req, int status)
+{
+	int ret;
+
+	if (req->num_pending_sgs)
+		ret = dwc3_gadget_ep_reclaim_trb_sg(dep, req, event,
+				status);
+	else
+		ret = dwc3_gadget_ep_reclaim_trb_linear(dep, req, event,
+				status);
+
+	if (req->unaligned || req->zero) {
+		ret = dwc3_gadget_ep_reclaim_trb_linear(dep, req, event,
+				status);
+		req->unaligned = false;
+		req->zero = false;
+	}
+
+	req->request.actual = req->request.length - req->remaining;
+
+	if (!dwc3_gadget_ep_request_completed(req) &&
+			req->num_pending_sgs) {
+		__dwc3_gadget_kick_transfer(dep);
+		goto out;
+	}
+
+	dwc3_gadget_giveback(dep, req, status);
+
+out:
+	return ret;
+}
+
 static void dwc3_gadget_ep_cleanup_completed_requests(struct dwc3_ep *dep,
 		const struct dwc3_event_depevt *event, int status)
 {
@@ -2292,30 +2326,8 @@ static void dwc3_gadget_ep_cleanup_completed_requests(struct dwc3_ep *dep,
 	list_for_each_entry_safe(req, tmp, &dep->started_list, list) {
 		int ret;
 
-		if (req->num_pending_sgs)
-			ret = dwc3_gadget_ep_reclaim_trb_sg(dep, req, event,
-					status);
-		else
-			ret = dwc3_gadget_ep_reclaim_trb_linear(dep, req, event,
-					status);
-
-		if (req->unaligned || req->zero) {
-			ret = dwc3_gadget_ep_reclaim_trb_linear(dep, req, event,
-					status);
-			req->unaligned = false;
-			req->zero = false;
-		}
-
-		req->request.actual = req->request.length - req->remaining;
-
-		if (!dwc3_gadget_ep_request_completed(req) &&
-				req->num_pending_sgs) {
-			__dwc3_gadget_kick_transfer(dep);
-			break;
-		}
-
-		dwc3_gadget_giveback(dep, req, status);
-
+		ret = dwc3_gadget_ep_cleanup_completed_request(dep, event,
+				req, status);
 		if (ret)
 			break;
 	}
-- 
2.16.1

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux