linux-kernel - Re: [PATCH] usb: ffs: fix regression when quirk_ep_out_aligned

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Message-ID: <20141008195454.GO22688@saruman>
Date:	Wed, 8 Oct 2014 14:54:54 -0500
From:	Felipe Balbi <balbi@...com>
To:	David Cohen <david.a.cohen@...ux.intel.com>
CC:	Felipe Balbi <balbi@...com>, <gregkh@...uxfoundation.org>,
	<mina86@...a86.com>, <r.baldyga@...sung.com>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Qiuxu Zhuo <qiuxu.zhuo@...el.com>
Subject: Re: [PATCH] usb: ffs: fix regression when quirk_ep_out_aligned_size
 flag is set

Hi,

On Wed, Oct 08, 2014 at 10:55:58AM -0700, David Cohen wrote:
> On Tue, Oct 07, 2014 at 07:32:56PM -0500, Felipe Balbi wrote:
> > Hi again,
> > 
> > On Tue, Oct 07, 2014 at 05:18:06PM -0700, David Cohen wrote:
> > > The commit '2e4c7553cd usb: gadget: f_fs: add aio support' broke the
> > > quirk implemented to align buffer size to maxpacketsize on out endpoint.
> > > As result, functionfs does not work on Intel platforms using dwc3 driver
> > > (i.e. Bay Trail and Merrifield). This patch fixes the issue.
> > > 
> > > This code is based on a previous Qiuxu's patch.
> > > 
> > 
> > btw, please resend and add below right here:
> > 
> > Fixes: 2e4c7553cd (usb: gadget: f_fs: add aio support)
> > Cc: <stable@...r.kernel.org> # v3.16+
> 
> Sure. But v3.16 doesn't have the new 'function' directory under usb/gadget.
> Not sure if same patch is useful for v3.16+.
> The patch I sent is intended for v3.17.1 and v3.18-rc1.

code is the same anyway right ? It's just a path change :-)

-- 
balbi

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