linux-kernel - Re: [PATCH/RFC 5/5] usb: Add support for streams alloc/dealloc to devio.c

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Date:	Thu, 16 Jun 2011 11:21:41 -0700
From:	Greg KH <greg@...ah.com>
To:	Felipe Balbi <balbi@...com>
Cc:	Tatyana Brokhman <tlinder@...eaurora.org>,
	linux-usb@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	ablay@...eaurora.org, Amit Blay <ablay@...lcomm.com>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH/RFC 5/5] usb: Add support for streams alloc/dealloc to
 devio.c

On Thu, Jun 16, 2011 at 07:28:40PM +0300, Felipe Balbi wrote:
> On Thu, Jun 16, 2011 at 04:31:07PM +0300, Tatyana Brokhman wrote:
> > Allow user space applications such as LIBUSB, to request
> > streams alloc/dealloc from HCD that implements XHCI.
> > 
> > Signed-off-by: Amit Blay <ablay@...lcomm.com>
> > Signed-off-by: Tatyana Brokhman <tlinder@...eaurora.org>
> 
> other than what Alan said, this needs major splitting. This patch is too
> big. First we need to discuss the ABI details with the guys at
> libusb-devel, then we implement.

No, we don't break the abi, but rather, create a new one for streams,
and then we can work on adding them to libusb, which should be quite
easy when done.

thanks,

greg k-h
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