From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9A7974C94 for ; Fri, 26 Aug 2022 21:44:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3760CC433C1; Fri, 26 Aug 2022 21:44:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661550295; bh=QbcjoAXjiFWU9vxCFk6C5gnBz0Q3lczFup9Tn77hNSQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=n5hExFACqMdBH7Mswx/Mth6yD0o7SJLutKkZHYQ6mNaw4mDHeuSd2nH5Iv1arO5P5 zl/MA8SAuA5KUqWAPUhCRMbMHhgBJrlab2dLOSUdHj6GgU22fG6ig7lK7kUjAaHclF YHCENsm1n24TZXAs+s7vkpR/YoBzcROCR/RQ4W4nVFCs+EzCLO8SbzBJQ3LvlK9JhT JXZrsVqsBhj5lp68sbl5jq9RM1Yk/2esehnpFmmQx8q94OHRb/R2GJDaMDCa7F+c6F k+AxRaDOIJTyNrGBu76ru3WXOeGy6PpVbw0cbbDb7aPFfArreG6GkL7A4/rGE3kLPz GMsyCza7l0pXw== Received: from sofa.misterjones.org ([185.219.108.64] helo=why.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1oRh8G-0063gX-TC; Fri, 26 Aug 2022 22:44:53 +0100 Date: Fri, 26 Aug 2022 22:44:52 +0100 Message-ID: <87zgfqvfvv.wl-maz@kernel.org> From: Marc Zyngier To: Frank Li Cc: Rob Herring , "tglx@linutronix.de" , "krzysztof.kozlowski+dt@linaro.org" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "kw@linux.com" , "bhelgaas@google.com" , "linux-kernel@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-pci@vger.kernel.org" , Peng Fan , Aisheng Dong , "jdmason@kudzu.us" , "kernel@pengutronix.de" , "festevam@gmail.com" , dl-linux-imx , "kishon@ti.com" , "lorenzo.pieralisi@arm.com" , "ntb@lists.linux.dev" , "lznuaa@gmail.com" Subject: Re: [EXT] Re: [PATCH v7 3/4] dt-bindings: irqchip: imx mu work as msi controller In-Reply-To: References: <20220822155130.2491006-1-Frank.Li@nxp.com> <20220822155130.2491006-4-Frank.Li@nxp.com> <20220825212130.GA1705214-robh@kernel.org> <871qt2x38f.wl-maz@kernel.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/27.1 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) Precedence: bulk X-Mailing-List: ntb@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: frank.li@nxp.com, robh@kernel.org, tglx@linutronix.de, krzysztof.kozlowski+dt@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kw@linux.com, bhelgaas@google.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, peng.fan@nxp.com, aisheng.dong@nxp.com, jdmason@kudzu.us, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, kishon@ti.com, lorenzo.pieralisi@arm.com, ntb@lists.linux.dev, lznuaa@gmail.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Fri, 26 Aug 2022 19:59:44 +0100, Frank Li 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. M. -- Without deviation from the norm, progress is not possible.