From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juri Lelli Subject: Re: [RFC PATCH 0/8] CPUs capacity information for heterogeneous systems Date: Mon, 7 Dec 2015 15:41:12 +0000 Message-ID: <20151207154112.GK14571@e106622-lin> References: <1448288921-30307-1-git-send-email-juri.lelli@arm.com> <20151207120244.GE14571@e106622-lin> <20151207121135.GN8644@n2100.arm.linux.org.uk> <20151207123654.GG14571@e106622-lin> <20151207131843.GP8644@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20151207131843.GP8644-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Russell King - ARM Linux Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org, vincent.guittot-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, sudeep.holla-5wv7dgnIgG8@public.gmane.org, lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org, catalin.marinas-5wv7dgnIgG8@public.gmane.org, will.deacon-5wv7dgnIgG8@public.gmane.org, morten.rasmussen-5wv7dgnIgG8@public.gmane.org, dietmar.eggemann-5wv7dgnIgG8@public.gmane.org List-Id: devicetree@vger.kernel.org On 07/12/15 13:18, Russell King - ARM Linux wrote: > On Mon, Dec 07, 2015 at 12:36:54PM +0000, Juri Lelli wrote: > > On 07/12/15 12:11, Russell King - ARM Linux wrote: > > > It looks like the second patch doesn't yet have the backing from the DT > > > people, which prevents the remainder of the patch set progressing. That's > > > the sticking point which needs to be resolved. > > > > > > > Agreed. That is exactly the point for which I was seeking more feedback. > > OTOH, 7/8 and 8/8 may potentially work without the DT bindings, as they > > simply expose a sysfs attribute. If you, and others, see value in them, > > I can easily put them at the top of the series and post a v2. Thoughts? > > I've no idea, sorry. When it comes to stuff like CPU level power > management, the hardware I have is very limited in its capabilities > (no support even for S2RAM.) I've also never managed to get > big.LITTLE working on my platforms that should support it. > No problem. Thanks a lot for your feedback anyway. > Eg, I gave up with the TC2 tile in Versatile Express. I forget the > details, but getting it booting was exceedingly difficult, and no one > really seemed interested in helping. So my TC2 tile is collecting > dust while the CA9x4 tile lives in the platform - which is now part of > the nightly build/boot test farm. > I guess I could provide some support for the TC2 bits, if you didn't yet give up completely on it :-). Please, don't hesitate to let me know, even privately, about that. Best, - Juri -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html