linux-kernel - RE: [PATCH V8 0/9] Support for ARM64 ACPI based PCI host controller

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Date:	Thu, 2 Jun 2016 10:06:27 +0000
From:	Gabriele Paoloni <gabriele.paoloni@...wei.com>
To:	Jon Masters <jcm@...hat.com>, Tomasz Nowicki <tn@...ihalf.com>,
	"helgaas@...nel.org" <helgaas@...nel.org>,
	"arnd@...db.de" <arnd@...db.de>,
	"will.deacon@....com" <will.deacon@....com>,
	"catalin.marinas@....com" <catalin.marinas@....com>,
	"rafael@...nel.org" <rafael@...nel.org>,
	"hanjun.guo@...aro.org" <hanjun.guo@...aro.org>,
	"Lorenzo.Pieralisi@....com" <Lorenzo.Pieralisi@....com>,
	"okaya@...eaurora.org" <okaya@...eaurora.org>,
	"jchandra@...adcom.com" <jchandra@...adcom.com>
CC:	"robert.richter@...iumnetworks.com" 
	<robert.richter@...iumnetworks.com>,
	"mw@...ihalf.com" <mw@...ihalf.com>,
	"Liviu.Dudau@....com" <Liviu.Dudau@....com>,
	"ddaney@...iumnetworks.com" <ddaney@...iumnetworks.com>,
	Wangyijing <wangyijing@...wei.com>,
	"Suravee.Suthikulpanit@....com" <Suravee.Suthikulpanit@....com>,
	"msalter@...hat.com" <msalter@...hat.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linaro-acpi@...ts.linaro.org" <linaro-acpi@...ts.linaro.org>,
	"andrea.gallo@...aro.org" <andrea.gallo@...aro.org>,
	"dhdang@....com" <dhdang@....com>,
	"jeremy.linton@....com" <jeremy.linton@....com>
Subject: RE: [PATCH V8 0/9] Support for ARM64 ACPI based PCI host controller

Hi Jon

> -----Original Message-----
> From: Jon Masters [mailto:jcm@...hat.com]
> Sent: 02 June 2016 08:32
> To: Gabriele Paoloni; Tomasz Nowicki; helgaas@...nel.org;
> arnd@...db.de; will.deacon@....com; catalin.marinas@....com;
> rafael@...nel.org; hanjun.guo@...aro.org; Lorenzo.Pieralisi@....com;
> okaya@...eaurora.org; jchandra@...adcom.com
> Cc: robert.richter@...iumnetworks.com; mw@...ihalf.com;
> Liviu.Dudau@....com; ddaney@...iumnetworks.com; Wangyijing;
> Suravee.Suthikulpanit@....com; msalter@...hat.com; linux-
> pci@...r.kernel.org; linux-arm-kernel@...ts.infradead.org; linux-
> acpi@...r.kernel.org; linux-kernel@...r.kernel.org; linaro-
> acpi@...ts.linaro.org; jcm@...hat.com; andrea.gallo@...aro.org;
> dhdang@....com; jeremy.linton@....com
> Subject: Re: [PATCH V8 0/9] Support for ARM64 ACPI based PCI host
> controller
> 
> On 06/01/2016 03:36 AM, Gabriele Paoloni wrote:
> 
> > If you agree I think Jon can tell who's the best person to
> > push the quirk RFC (as my understanding is that this mechanism
> > is currently used by some platforms deployed on the market...)
> 
> Let me ping Linaro folks to see who has that (quirks) ball. We can
> certainly share the older OEM matching quirks Mark Salter did for
> earlier RHEL(SA) internal versions as a seed for that[0] activity.

Tomasz has posted the RFC so we'll start to look at that

> 
> BUT...I don't think we should block this thread on the quirks. They're
> separate (but important). I see Arnd's reply as well, but nobody else
> has yet chimed in to this thread (and I am about to prod all of the
> vendors to reply to this thread and ACK). Can I ask whether we can't
> just stage v8 as-is for -next at this point? Can Arnd's (or other)
> suggestions be handled as followup patches post-merge please? Bjorn?

I will ask HiSilicon folks to test it so we can add Tested-by on this

Thanks

Gab

> 
> Jon.
> 
> [0] RHEL(SA) has had three different PCIe enabled ACPI stacks
> maintained
> independently so far since we need PCIe to boot most of the hundreds of
> v8 systems we have internal to Red Hat - which all have PCI.
> 
> --
> Computer Architect | Sent from my Fedora powered laptop