linux-kernel - Re: [PATCH v4 00/14] MIPS: Support I6500 multi-cluster configuration

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Date: Mon, 24 Jun 2024 04:28:54 +0300
From: Serge Semin <fancer.lancer@...il.com>
To: Thomas Bogendoerfer <tsbogend@...ha.franken.de>, 
	Jiaxun Yang <jiaxun.yang@...goat.com>
Cc: Aleksandar Rikalo <aleksandar.rikalo@...mia.com>, 
	Aleksandar Rikalo <arikalo@...il.com>, Chao-ying Fu <cfu@...ecomp.com>, 
	Daniel Lezcano <daniel.lezcano@...aro.org>, Geert Uytterhoeven <geert@...ux-m68k.org>, 
	Greg Ungerer <gerg@...nel.org>, Hauke Mehrtens <hauke@...ke-m.de>, 
	Ilya Lipnitskiy <ilya.lipnitskiy@...il.com>, linux-kernel@...r.kernel.org, 
	"linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>, Marc Zyngier <maz@...nel.org>, 
	"paulburton@...nel.org" <paulburton@...nel.org>, Peter Zijlstra <peterz@...radead.org>, 
	Thomas Gleixner <tglx@...utronix.de>, Tiezhu Yang <yangtiezhu@...ngson.cn>
Subject: Re: [PATCH v4 00/14] MIPS: Support I6500 multi-cluster configuration

Hi folks,

On Fri, Jun 21, 2024 at 12:13:29PM +0300, Serge Semin wrote:
> Hi Thomas, Jiaxun
> 
> On Fri, Jun 21, 2024 at 10:21:17AM +0200, Thomas Bogendoerfer wrote:
> > On Fri, Jun 21, 2024 at 12:05:32AM +0100, Jiaxun Yang wrote:
> > > 
> > > 
> > > 在2024年6月20日六月 下午6:56，Thomas Bogendoerfer写道：
> > > > On Sat, May 11, 2024 at 12:43:27PM +0200, Aleksandar Rikalo wrote:
> > > >> Taken from Paul Burton MIPS repo with minor changes from Chao-ying Fu.
> > > >> Tested with 64r6el_defconfig on Boston board in 2 cluster/2 VPU and
> > > >> 1 cluster/4 VPU configurations.
> > > >
> > > > which existing CPUs can use this ?
> > > 
> > > Besides Boston are some multi cluster I6500 systems in wild, including Fungible F1,
> > > which comes with 52 cores in data panel.
> > > 
> > > Those vendors show no interest on mainline kernel support though.
> > 
> 
> > ok, so looking at the series it touches areas with different maintainers,
> > I'm fine taking the MIPS parts, can I simply cherry-pick them out
> > of the series ?
> 
> Please hold on with merging it in for a bit. I'll give the series a
> try on my MIPS P5600-based SoC later, on this weekends.

I haven't been able to reach my HW treasury on this weekend. But today
(on Monday) I'll definitely do that and test out the series. Sorry for
the delay.

-Serge(y)

> 
> -Serge(y)
> 
> > 
> > Thomas.
> > 
> > -- 
> > Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
> > good idea.                                                [ RFC1925, 2.3 ]