From: Andy Shevchenko <andy.shevchenko@gmail.com> To: Brad Larson <brad@pensando.io> Cc: linux-arm Mailing List <linux-arm-kernel@lists.infradead.org>, Arnd Bergmann <arnd@arndb.de>, Linus Walleij <linus.walleij@linaro.org>, Bartosz Golaszewski <bgolaszewski@baylibre.com>, Mark Brown <broonie@kernel.org>, Serge Semin <fancer.lancer@gmail.com>, Adrian Hunter <adrian.hunter@intel.com>, Ulf Hansson <ulf.hansson@linaro.org>, Olof Johansson <olof@lixom.net>, "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>, linux-spi <linux-spi@vger.kernel.org>, linux-mmc <linux-mmc@vger.kernel.org>, devicetree <devicetree@vger.kernel.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org> Subject: Re: [PATCH 1/8] gpio: Add Elba SoC gpio driver for spi cs control Date: Mon, 29 Mar 2021 13:39:44 +0300 [thread overview] Message-ID: <CAHp75VdfrJ3JV_gL3xCLHOiw6Tj-5Ep7z5JKWUFKFbUt8gobcw@mail.gmail.com> (raw) In-Reply-To: <CAK9rFnwrA=W2Vk5yFwG4N_WS=eBXXnhtexA+tqgAYb6xOAO4oQ@mail.gmail.com> On Mon, Mar 29, 2021 at 4:19 AM Brad Larson <brad@pensando.io> wrote: > On Sun, Mar 7, 2021 at 11:21 AM Andy Shevchenko > <andy.shevchenko@gmail.com> wrote: > > On Thu, Mar 4, 2021 at 4:40 PM Brad Larson <brad@pensando.io> wrote: ... > > > +config GPIO_ELBA_SPICS > > > + bool "Pensando Elba SPI chip-select" > > > > Can't it be a module? Why? > > All Elba SoC based platforms require this driver to be built-in to boot and > removing the module would result in a variety of exceptions/errors. Needs to be at least in the commit message. > > > + depends on ARCH_PENSANDO_ELBA_SOC > > > + help > > > + Say yes here to support the Pensndo Elba SoC SPI chip-select driver > > > > Please give more explanation what it is and why users might need it, > > and also tell users how the module will be named (if there is no > > strong argument why it can't be a module). > > > Fixed the typo. Yeah, according to the above, you better elaborate what this module is and why people would need it. Also can be a good hint to add default ARCH_MY_COOL_PLATFORM ... > > > +#include <linux/of.h> > > > > It's not used here, but you missed mod_devicetable.h. > > Removed <linux/of.h>. There is no dependency on mod_devicetable.h. What do you mean? You don't use data structures from that? of_device_id or other ID structures are defined there. Your module works without them? ... > > > + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > > > + p->base = devm_ioremap_resource(&pdev->dev, res); > > > > p->base = devm_platform_ioremap_resource(pdev, 0); > > Implementation follows devm_ioremap_resource() example in lib/devres.c. So? How does this make it impossible to address my comment? > > > + if (IS_ERR(p->base)) { > > > > > + dev_err(&pdev->dev, "failed to remap I/O memory\n"); > > > > Duplicate noisy message. > > > > > + return PTR_ERR(p->base); > > > + } -- With Best Regards, Andy Shevchenko
WARNING: multiple messages have this Message-ID (diff)
From: Andy Shevchenko <andy.shevchenko@gmail.com> To: Brad Larson <brad@pensando.io> Cc: linux-arm Mailing List <linux-arm-kernel@lists.infradead.org>, Arnd Bergmann <arnd@arndb.de>, Linus Walleij <linus.walleij@linaro.org>, Bartosz Golaszewski <bgolaszewski@baylibre.com>, Mark Brown <broonie@kernel.org>, Serge Semin <fancer.lancer@gmail.com>, Adrian Hunter <adrian.hunter@intel.com>, Ulf Hansson <ulf.hansson@linaro.org>, Olof Johansson <olof@lixom.net>, "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>, linux-spi <linux-spi@vger.kernel.org>, linux-mmc <linux-mmc@vger.kernel.org>, devicetree <devicetree@vger.kernel.org>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org> Subject: Re: [PATCH 1/8] gpio: Add Elba SoC gpio driver for spi cs control Date: Mon, 29 Mar 2021 13:39:44 +0300 [thread overview] Message-ID: <CAHp75VdfrJ3JV_gL3xCLHOiw6Tj-5Ep7z5JKWUFKFbUt8gobcw@mail.gmail.com> (raw) In-Reply-To: <CAK9rFnwrA=W2Vk5yFwG4N_WS=eBXXnhtexA+tqgAYb6xOAO4oQ@mail.gmail.com> On Mon, Mar 29, 2021 at 4:19 AM Brad Larson <brad@pensando.io> wrote: > On Sun, Mar 7, 2021 at 11:21 AM Andy Shevchenko > <andy.shevchenko@gmail.com> wrote: > > On Thu, Mar 4, 2021 at 4:40 PM Brad Larson <brad@pensando.io> wrote: ... > > > +config GPIO_ELBA_SPICS > > > + bool "Pensando Elba SPI chip-select" > > > > Can't it be a module? Why? > > All Elba SoC based platforms require this driver to be built-in to boot and > removing the module would result in a variety of exceptions/errors. Needs to be at least in the commit message. > > > + depends on ARCH_PENSANDO_ELBA_SOC > > > + help > > > + Say yes here to support the Pensndo Elba SoC SPI chip-select driver > > > > Please give more explanation what it is and why users might need it, > > and also tell users how the module will be named (if there is no > > strong argument why it can't be a module). > > > Fixed the typo. Yeah, according to the above, you better elaborate what this module is and why people would need it. Also can be a good hint to add default ARCH_MY_COOL_PLATFORM ... > > > +#include <linux/of.h> > > > > It's not used here, but you missed mod_devicetable.h. > > Removed <linux/of.h>. There is no dependency on mod_devicetable.h. What do you mean? You don't use data structures from that? of_device_id or other ID structures are defined there. Your module works without them? ... > > > + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > > > + p->base = devm_ioremap_resource(&pdev->dev, res); > > > > p->base = devm_platform_ioremap_resource(pdev, 0); > > Implementation follows devm_ioremap_resource() example in lib/devres.c. So? How does this make it impossible to address my comment? > > > + if (IS_ERR(p->base)) { > > > > > + dev_err(&pdev->dev, "failed to remap I/O memory\n"); > > > > Duplicate noisy message. > > > > > + return PTR_ERR(p->base); > > > + } -- With Best Regards, Andy Shevchenko _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-03-29 10:41 UTC|newest] Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-04 3:41 [PATCH 0/8] Support Pensando Elba SoC Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 3:41 ` [PATCH 1/8] gpio: Add Elba SoC gpio driver for spi cs control Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 8:29 ` Linus Walleij 2021-03-04 8:29 ` Linus Walleij 2021-03-04 9:10 ` Serge Semin 2021-03-04 9:10 ` Serge Semin 2021-03-04 13:38 ` Linus Walleij 2021-03-04 13:38 ` Linus Walleij 2021-08-23 1:05 ` Brad Larson 2021-08-23 1:05 ` Brad Larson 2021-08-29 21:09 ` Linus Walleij 2021-08-29 21:09 ` Linus Walleij 2021-10-04 16:46 ` Brad Larson 2021-10-04 16:46 ` Brad Larson 2021-10-12 23:51 ` Linus Walleij 2021-10-12 23:51 ` Linus Walleij 2021-10-14 20:06 ` Brad Larson 2021-10-14 20:06 ` Brad Larson 2021-03-30 2:44 ` Brad Larson 2021-03-30 2:44 ` Brad Larson 2021-08-23 1:05 ` Brad Larson 2021-08-23 1:05 ` Brad Larson 2021-03-04 20:43 ` Elliott, Robert (Servers) 2021-03-04 20:43 ` Elliott, Robert (Servers) 2021-08-23 1:06 ` Brad Larson 2021-08-23 1:06 ` Brad Larson 2021-03-05 11:25 ` Krzysztof Kozlowski 2021-03-05 11:25 ` Krzysztof Kozlowski 2021-08-23 1:07 ` Brad Larson 2021-08-23 1:07 ` Brad Larson 2021-03-05 13:57 ` Geert Uytterhoeven 2021-03-05 13:57 ` Geert Uytterhoeven 2021-08-23 1:08 ` Brad Larson 2021-08-23 1:08 ` Brad Larson 2021-03-07 19:21 ` Andy Shevchenko 2021-03-07 19:21 ` Andy Shevchenko 2021-03-29 1:19 ` Brad Larson 2021-03-29 1:19 ` Brad Larson 2021-03-29 10:39 ` Andy Shevchenko [this message] 2021-03-29 10:39 ` Andy Shevchenko 2021-08-23 1:13 ` Brad Larson 2021-08-23 1:13 ` Brad Larson 2021-08-23 7:50 ` Geert Uytterhoeven 2021-08-23 7:50 ` Geert Uytterhoeven 2021-08-23 16:30 ` Brad Larson 2021-08-23 16:30 ` Brad Larson 2021-08-23 20:11 ` Geert Uytterhoeven 2021-08-23 20:11 ` Geert Uytterhoeven 2021-10-04 17:14 ` Brad Larson 2021-10-04 17:14 ` Brad Larson 2021-10-04 17:16 ` Geert Uytterhoeven 2021-10-04 17:16 ` Geert Uytterhoeven 2021-08-23 1:10 ` Brad Larson 2021-08-23 1:10 ` Brad Larson 2021-03-04 3:41 ` [PATCH 2/8] spi: cadence-quadspi: Add QSPI support for Pensando Elba SoC Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 9:29 ` Arnd Bergmann 2021-03-04 9:29 ` Arnd Bergmann 2021-03-04 3:41 ` [PATCH 3/8] spi: dw: Add support for Pensando Elba SoC SPI Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 6:44 ` Serge Semin 2021-03-04 6:44 ` Serge Semin 2021-08-23 1:17 ` Brad Larson 2021-08-23 1:17 ` Brad Larson 2021-03-04 8:48 ` Linus Walleij 2021-03-04 8:48 ` Linus Walleij 2021-03-10 3:52 ` Brad Larson 2021-03-10 3:52 ` Brad Larson 2021-03-04 3:41 ` [PATCH 4/8] spidev: Add Pensando CPLD compatible Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 9:33 ` Arnd Bergmann 2021-03-04 9:33 ` Arnd Bergmann 2021-03-04 3:41 ` [PATCH 5/8] mmc: sdhci-cadence: Add Pensando Elba SoC support Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 9:41 ` Arnd Bergmann 2021-03-04 9:41 ` Arnd Bergmann 2021-03-04 3:41 ` [PATCH 6/8] arm64: Add config for Pensando SoC platforms Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 9:42 ` Arnd Bergmann 2021-03-04 9:42 ` Arnd Bergmann 2021-03-04 3:41 ` [PATCH 7/8] arm64: dts: Add Pensando Elba SoC support Brad Larson 2021-03-04 3:41 ` Brad Larson 2021-03-04 8:03 ` Serge Semin 2021-03-04 8:03 ` Serge Semin 2021-03-29 1:07 ` Brad Larson 2021-03-29 1:07 ` Brad Larson 2021-08-23 0:54 ` Brad Larson 2021-08-23 0:54 ` Brad Larson 2021-03-04 8:51 ` Linus Walleij 2021-03-04 8:51 ` Linus Walleij 2021-03-29 0:54 ` Brad Larson 2021-03-29 0:54 ` Brad Larson 2021-03-04 9:06 ` Arnd Bergmann 2021-03-04 9:06 ` Arnd Bergmann 2021-03-04 20:47 ` Rob Herring 2021-03-04 20:47 ` Rob Herring 2021-03-05 11:22 ` Krzysztof Kozlowski 2021-03-05 11:22 ` Krzysztof Kozlowski 2021-03-04 3:41 ` [PATCH 8/8] MAINTAINERS: Add entry for PENSANDO Brad Larson 2021-03-04 3:41 ` Brad Larson
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