[EXT] Re: [PATCH v7 3/4] dt-bindings: irqchip: imx mu work as msi controller

[Frank Li]

> -----Original Message-----
> From: Marc Zyngier <maz at kernel.org>
> Sent: Friday, August 26, 2022 4:45 PM
> To: Frank Li <frank.li at nxp.com>
> Cc: Rob Herring <robh at kernel.org>; tglx at linutronix.de;
> krzysztof.kozlowski+dt at linaro.org; shawnguo at kernel.org;
> s.hauer at pengutronix.de; kw at linux.com; bhelgaas at google.com; linux-
> kernel at vger.kernel.org; devicetree at vger.kernel.org; linux-arm-
> kernel at lists.infradead.org; linux-pci at vger.kernel.org; Peng Fan
> <peng.fan at nxp.com>; Aisheng Dong <aisheng.dong at nxp.com>;
> jdmason at kudzu.us; kernel at pengutronix.de; festevam at gmail.com; dl-linux-
> imx <linux-imx at nxp.com>; kishon at ti.com; lorenzo.pieralisi at arm.com;
> ntb at lists.linux.dev; lznuaa at gmail.com
> Subject: Re: [EXT] Re: [PATCH v7 3/4] dt-bindings: irqchip: imx mu work as
> msi controller
> 
> Caution: EXT Email
> 
> On Fri, 26 Aug 2022 19:59:44 +0100,
> Frank Li <frank.li at nxp.com> wrote:
> >
> > > And I stand by my initial request. "a" doesn't convey any sort of
> > > useful information. Why not "I" and "II", while we're at it? Or
> > > something even funkier?
> >
> > MU spec use term "a" and "b",  user have to map "I" an "II" to
> > "a" and "b" when read MU spec and code. it is not straightforward.
> >
> > I quote a part of spec.
> > " The MU is connected as a peripheral under the Peripheral bus on both
> sides-on
> > the Processor A-side, the Processor A Peripheral Bus, and on the Processor
> B side,
> > the Processor B Peripheral Bus."
> >
> > Rob Herring and Marc Zynginer:
> > I can change to any name, which you agree both.
> >
> > Some options:
> > 1. "a", "b"
> > 2. "a-side", "b-side"
> > 3. "a-facing", "b-facing"
> > 4. "I", "II"
> 
> Use the wording indicated in the spec: "processor-a-side", and
> "processor-b-side". This is what I asked the first place.

@Rob Herring:  Do you agree this name?

[Frank Li] 

> 
>         M.
> 
> --
> Without deviation from the norm, progress is not possible.