diff options
author | Hemant Kumar <hemantk@codeaurora.org> | 2016-09-12 19:31:10 -0700 |
---|---|---|
committer | Hemant Kumar <hemantk@codeaurora.org> | 2016-09-12 19:56:13 -0700 |
commit | b8b08404dbecfbbaf2346f8fb891dc591b6dd321 (patch) | |
tree | 266e4ddfd048736a7fc552173b33b689f5d82ccf /drivers/usb | |
parent | 3ba0c3fd0b365fb064d810c1b4c3d6fa3e5af1d6 (diff) |
Revert "usb: dwc3: gadget: start requests as soon as they come"
This reverts commit 1d6a39186b37b6f5097f9cdee8fcbfc24d231428 ("usb:
dwc3: gadget: start requests as soon as they come"). Queuing request
as soon as they come without waiting for XFER_NOT_READY event resulting
into usb transfer stall.
Change-Id: Ic08b2da2983a520a07a0b225254c068d499a67cc
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/dwc3/gadget.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 669181539aea..4ad994972b19 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1233,20 +1233,6 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req) list_add_tail(&req->list, &dep->request_list); /* - * If there are no pending requests and the endpoint isn't already - * busy, we will just start the request straight away. - * - * This will save one IRQ (XFER_NOT_READY) and possibly make it a - * little bit faster. - */ - if (!usb_endpoint_xfer_isoc(dep->endpoint.desc) && - !usb_endpoint_xfer_int(dep->endpoint.desc) && - !(dep->flags & DWC3_EP_BUSY)) { - ret = __dwc3_gadget_kick_transfer(dep, 0, true); - goto out; - } - - /* * There are a few special cases: * * 1. XferNotReady with empty list of requests. We need to kick the |