linux-kernel - Re: [Intel-gfx] [PATCH v2] drm/i915: cope with large i2c transfers

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Message-ID: <20150423161607.GN5082@phenom.ffwll.local>
Date:	Thu, 23 Apr 2015 18:16:07 +0200
From:	Daniel Vetter <daniel@...ll.ch>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	DRI <dri-devel@...ts.freedesktop.org>,
	David Airlie <airlied@...ux.ie>,
	intel-gfx <intel-gfx@...ts.freedesktop.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Nick Dyer <nick.dyer@...ev.co.uk>,
	Olof Johansson <olof@...om.net>,
	Daniel Vetter <daniel.vetter@...el.com>
Subject: Re: [Intel-gfx] [PATCH v2] drm/i915: cope with large i2c transfers

On Tue, Apr 21, 2015 at 10:12:19AM -0700, Linus Torvalds wrote:
> On Tue, Apr 21, 2015 at 9:49 AM, Dmitry Torokhov
> <dmitry.torokhov@...il.com> wrote:
> > The hardware, according to the specs, is limited to 256 byte transfers,
> > and current driver has no protections in case users attempt to do larger
> > transfers. The code will just stomp over status register and mayhem
> > ensues.
> 
> Thanks, looks good.
> 
> David/Daniel - should I take this directly, or can I expect to just
> get it from the drm tree?

I asked Jani to pick this up. I'm horribly jetlagged and just repacking
for my vacation so probably shouldn't touch git branches right now ;-)
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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