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[209.85.167.49]) by smtp.gmail.com with ESMTPSA id s3sm5930165ljd.44.2020.09.06.21.05.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 06 Sep 2020 21:05:09 -0700 (PDT) Received: by mail-lf1-f49.google.com with SMTP id y11so6783978lfl.5; Sun, 06 Sep 2020 21:05:07 -0700 (PDT) X-Received: by 2002:a2e:83cf:: with SMTP id s15mr9643337ljh.47.1599451506843; Sun, 06 Sep 2020 21:05:06 -0700 (PDT) MIME-Version: 1.0 References: <20200903232441.2694866-1-dianders@chromium.org> In-Reply-To: From: Chen-Yu Tsai Date: Mon, 7 Sep 2020 12:04:53 +0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 0/6] mmc: Set PROBE_PREFER_ASYNCHRONOUS for all host drivers To: Anand Moon X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200907_000513_559939_2BBD3F59 X-CRM114-Status: GOOD ( 24.58 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Heiko Stuebner , Geert Uytterhoeven , Linus Walleij , Peter Ujfalusi , Jerome Brunet , "moderated list:ARM/SAMSUNG EXYNO..." , Aaro Koskinen , Kevin Hilman , Michal Simek , Ludovic Desroches , NXP Linux Team , linux-tegra@vger.kernel.org, Sascha Hauer , =?UTF-8?B?TWljaGHFgiBNaXJvc8WCYXc=?= , Lars Persson , "open list:OMAP2+ SUPPORT" , Chaotian Jing , Scott Branden , Andrew Jeffery , Greg Kroah-Hartman , Yoshihiro Shimoda , Linux Kernel , Pengutronix Kernel Team , Eugen Hristev , Alexandre Belloni , linux-aspeed@lists.ozlabs.org, Yangtao Li , Hu Ziji , Thierry Reding , Manivannan Sadhasivam , Jesper Nilsson , Chunyan Zhang , linux-arm-kernel@axis.com, Jonathan Hunter , "open list:ARM/Rockchip SoC..." , Kukjin Kim , Pierre Ossman , Saiyam Doshi , Martin Blumenstingl , Maxime Ripard , "moderated list:BROADCOM BCM2835..." , "open list:ARM/Amlogic Meson..." , linux-arm-kernel , Barry Song , Nicolas Pitre , Douglas Anderson , Microchip Linux Driver Support , Stefan Wahren , Christophe JAILLET , Ricky Wu , Nicolas Saenz Julienne , Ulf Hansson , Neil Armstrong , Al Cooper , Wolfram Sang , Fabio Estevam , Florian Fainelli , Steen Hegelund , Krzysztof Kozlowski , Kishon Vijay Abraham I , "open list:BROADCOM BCM281XX..." , Joel Stanley , Orson Zhai , Ray Jui , Ben Dooks , Masahiro Yamada , linux-mmc , Baolin Wang , Shawn Guo , =?UTF-8?Q?Andreas_F=C3=A4rber?= , "H. Nikolaus Schaller" , Nicolas Ferre , Paul Cercueil , Lee Jones , Marek Vasut , Anson Huang , Jaehoon Chung , Robert Richter , Rui Miguel Silva , "moderated list:ARM/Mediatek SoC..." , Manuel Lauss , Matthias Brugger , Stephen Boyd , Angelo Dureghello , Lars Povlsen , Adrian Hunter , Tony Prisk , Vinod Koul , Patrice Chotard , Viresh Kumar , Jun Nie Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On Mon, Sep 7, 2020 at 11:57 AM Anand Moon wrote: > > Hi Martin. > > On Sat, 5 Sep 2020 at 03:24, Martin Blumenstingl > wrote: > > > > Hi Douglas, > > > > On Fri, Sep 4, 2020 at 1:25 AM Douglas Anderson wrote: > > > > > > As per discussion [1], it seems like it should be quite safe to turn > > > on PROBE_PREFER_ASYNCHRONOUS for all sd/mmc host controllers. Let's > > > give it a shot. For some discussion about this flag, see the commit > > > message for commit 3d3451124f3d ("mmc: sdhci-msm: Prefer asynchronous > > > probe"). > > can this somehow change the order in which the MMC drivers end up loading? > > on Amlogic SoCs we have up to three MMC controllers, some SoCs even > > use two different MMC controller IPs (and therefore two different > > drivers). > > so far the MMC controller naming (/dev/mmcblk* etc.) was consistent - > > can that change with this patch? > > > > We could resolve this by setting up aliases for mmc nodes in the dts. Right now, only the dw_mmc driver family supports aliases for mmc nodes. > > apologies if this has been discussed and answered anywhere > > > > > > Best regards, > > Martin > > Best regards > -Anand _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic