linux-kernel - Re: [PATCH 2/6] usb: gadget: mv

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Message-ID: <20140227165222.GC31254@saruman.home>
Date:	Thu, 27 Feb 2014 10:52:22 -0600
From:	Felipe Balbi <balbi@...com>
To:	Peter Chen <Peter.Chen@...escale.com>
CC:	"balbi@...com" <balbi@...com>, Neil Zhang <zhangwm@...vell.com>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Subject: Re: [PATCH 2/6] usb: gadget: mv_udc: disable HW zlt for ep0

On Thu, Feb 27, 2014 at 03:30:03AM +0000, Peter Chen wrote:
>  
> > > > > >
> > > > > > Chipidea bug too? Does it follow ch 8.5.3.2 Variable-length Data
> > > > > > Stage, USB
> > > > > 2.0 spec?
> > > > >
> > > > > wait, this is a chipidea core ? Why aren't you guys using the
> > > > > chipidea driver yet ? You need to switch over to that driver dude,
> > > > > we can't have duplicated code in the tree.
> > > > >
> > > > > I'm sorry, but I won't be taking this series, please use chipidea
> > > > > driver, it should be very simple to add a glue layer for your core
> > > > > to
> > > > the chipidea driver.
> > > > >
> > > >
> > > > Yes, it use chipidea IP.
> > > > But the driver is earlier than the chipidea one and we use it for
> > > > our products.
> > > > So it may be not that easy to switch to chipidea driver due to the
> > > > stability.
> > > >
> > >
> > > Freescale i.mx SoC used fsl_udc_core.c before which was the one of the
> > 
> > btw, when can I remove fsl_udc_core.c from the tree ?
> > 
> 
> Freescale has other processor group (PowerPC, etc) has used this code
> now.

Can we move those to chipidea too ? It would be real nice to remove the
duplicated driver by 3.16.

-- 
balbi

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