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usb: dwc3: gadget: start Bulk endpoints more frequently
author
Felipe Balbi
<felipe.balbi@linux.intel.com>
Mon, 30 May 2016 10:41:22 +0000
(13:41 +0300)
committer
Felipe Balbi
<felipe.balbi@linux.intel.com>
Mon, 20 Jun 2016 09:32:51 +0000
(12:32 +0300)
Now we can try to issue Update Transfer every time
gadget driver queues a new request. This will make
sure we keep controller's queue busy for as long as
possible.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
drivers/usb/dwc3/gadget.c
patch
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diff --git
a/drivers/usb/dwc3/gadget.c
b/drivers/usb/dwc3/gadget.c
index
126e8b8
..
3d2978c
100644
(file)
--- a/
drivers/usb/dwc3/gadget.c
+++ b/
drivers/usb/dwc3/gadget.c
@@
-1133,8
+1133,7
@@
static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req)
* little bit faster.
*/
if (!usb_endpoint_xfer_isoc(dep->endpoint.desc) &&
- !usb_endpoint_xfer_int(dep->endpoint.desc) &&
- !(dep->flags & DWC3_EP_BUSY)) {
+ !usb_endpoint_xfer_int(dep->endpoint.desc)) {
ret = __dwc3_gadget_kick_transfer(dep, 0);
goto out;
}