From: Michal Sojka <sojka@merica.cz>
To: Robert Baldyga <r.baldyga@samsung.com>, linux-usb@vger.kernel.org
Cc: Alan Stern <stern@rowland.harvard.edu>,
Bryan Wu <cooloney@gmail.com>, Felipe Balbi <balbi@ti.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Linux LED Subsystem <linux-leds@vger.kernel.org>,
linux-kernel@vger.kernel.org, michal.vokac@comap.cz
Subject: Re: [PATCH v6 2/4] usb: gadget: Refactor request completion
Date: Mon, 29 Sep 2014 11:13:33 +0200 [thread overview]
Message-ID: <87sijassaq.fsf@steelpick.2x.cz> (raw)
In-Reply-To: <54291D3A.6070106@samsung.com>
On Mon, Sep 29 2014, Robert Baldyga wrote:
> Hi,
>
> On 09/24/2014 10:43 PM, Michal Sojka wrote:
>> Use the recently introduced usb_gadget_giveback_request() in favor of
>> direct invocation of the completion routine.
>>
>> All places in drivers/usb/ matching "[-.]complete(" were replaced with a
>> call to usb_gadget_giveback_request(). This was compile-tested with all
>> ARM drivers enabled and runtime-tested for musb.
>>
>> Signed-off-by: Michal Sojka <sojka@merica.cz>
[...]
>> diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
>> index 7324308..dd18ea3 100644
>> --- a/drivers/usb/gadget/udc/fsl_qe_udc.c
>> +++ b/drivers/usb/gadget/udc/fsl_qe_udc.c
>> @@ -118,10 +118,7 @@ static void done(struct qe_ep *ep, struct qe_req *req, int status)
>> ep->stopped = 1;
>> spin_unlock(&udc->lock);
>>
>> - /* this complete() should a func implemented by gadget layer,
>> - * eg fsg->bulk_in_complete() */
>> - if (req->req.complete)
>> - req->req.complete(&ep->ep, &req->req);
>> + usb_gadget_giveback_request(&ep->ep, &req->req);
>
> It looks like you have omitted if() statement. Are you sure that request
> has set complete() callback?
Yes, see the rest of the thread. This was suggested by other reviewers.
-Michal
next prev parent reply other threads:[~2014-09-29 9:13 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-17 7:21 [PATCH v5 0/3] LED triggers for USB host and device Michal Sojka
2014-09-17 7:21 ` [PATCH v5 1/3] usb: gadget: Refactor request completion Michal Sojka
2014-09-17 15:28 ` Felipe Balbi
2014-09-23 8:09 ` Michal Sojka
2014-09-24 14:48 ` Felipe Balbi
2014-09-24 15:08 ` Alan Stern
2014-09-24 20:43 ` [PATCH v6 0/4] LED triggers for USB host and device Michal Sojka
2014-09-24 20:43 ` [PATCH v6 1/4] usb: gadget: Introduce usb_gadget_giveback_request() Michal Sojka
2014-09-24 21:00 ` Felipe Balbi
2014-09-24 20:43 ` [PATCH v6 2/4] usb: gadget: Refactor request completion Michal Sojka
2014-09-24 23:14 ` Felipe Balbi
2014-09-29 8:50 ` Robert Baldyga
2014-09-29 9:13 ` Michal Sojka [this message]
2014-09-29 14:05 ` Felipe Balbi
2014-09-24 20:43 ` [PATCH v6 3/4] usb: Rename usb-common.c Michal Sojka
2014-09-24 23:15 ` Felipe Balbi
2014-09-25 15:03 ` Greg Kroah-Hartman
2014-09-25 15:48 ` project wide: git config entry for [diff] renames=true Joe Perches
2014-09-25 18:00 ` Jeff King
2014-09-25 18:06 ` Joe Perches
2014-09-25 18:43 ` Junio C Hamano
2014-09-25 18:53 ` Junio C Hamano
2014-09-24 20:43 ` [PATCH v6 4/4] usb: Add LED triggers for USB activity Michal Sojka
2014-09-24 20:56 ` Felipe Balbi
2014-09-24 20:59 ` [PATCH v6 0/4] LED triggers for USB host and device Felipe Balbi
2014-09-24 21:41 ` Greg Kroah-Hartman
2014-09-24 22:18 ` Felipe Balbi
2014-09-24 23:15 ` Felipe Balbi
2014-09-25 10:36 ` Greg Kroah-Hartman
2014-09-25 13:56 ` Felipe Balbi
2014-09-25 14:56 ` Greg Kroah-Hartman
2014-09-17 7:21 ` [PATCH v5 2/3] usb: Rename usb-common.c Michal Sojka
2014-09-17 7:21 ` [PATCH v5 3/3] usb: Add LED triggers for USB activity Michal Sojka
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87sijassaq.fsf@steelpick.2x.cz \
--to=sojka@merica.cz \
--cc=balbi@ti.com \
--cc=cooloney@gmail.com \
--cc=gregkh@linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-leds@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=michal.vokac@comap.cz \
--cc=r.baldyga@samsung.com \
--cc=stern@rowland.harvard.edu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®