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From: Serge Semin <Sergey.Semin@baikalelectronics.ru>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Serge Semin <fancer.lancer@gmail.com>,
	Jarkko Nikula <jarkko.nikula@linux.intel.com>,
	Wolfram Sang <wsa@the-dreams.de>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Mika Westerberg <mika.westerberg@linux.intel.com>,
	Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Rob Herring <robh+dt@kernel.org>, <linux-mips@vger.kernel.org>,
	devicetree <devicetree@vger.kernel.org>,
	linux-i2c <linux-i2c@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 11/12] i2c: designware: Move reg-space remapping into a dedicated function
Date: Wed, 27 May 2020 12:50:34 +0300
Message-ID: <20200527095034.xd52qv45nzcnkbnz@mobilestation> (raw)
In-Reply-To: <CAHp75Veygd2y8Tp28p+ZX8Hm_u975QdqatKbsNOG9tNz6HOCAg@mail.gmail.com>

On Wed, May 27, 2020 at 12:26:09PM +0300, Andy Shevchenko wrote:
> On Wed, May 27, 2020 at 4:03 AM Serge Semin
> <Sergey.Semin@baikalelectronics.ru> wrote:
> >
> > This is a preparation patch before adding a quirk with custom registers
> > map creation required for the Baikal-T1 System I2C support. Since we've
> > touched this code anyway let's replace
> > platform_get_resource()-devm_ioremap_resource() tuple with ready-to-use
> > helper devm_platform_get_and_ioremap_resource().
> 
> ...
> 
> > +static int dw_i2c_plat_request_regs(struct dw_i2c_dev *dev)
> > +{
> > +       struct platform_device *pdev = to_platform_device(dev->dev);
> 
> > +       int ret = 0;
> 
> Redundant.
> 
> > +       dev->base = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
> 
> What's the point of this API if you don't use resource parameter?
> 
> > +       if (IS_ERR(dev->base))
> > +               ret = PTR_ERR(dev->base);
> > +
> > +       return ret;
> 
> return PTR_ERR_OR_ZERO(dev->base);
> 
> > +}
> 
> > -       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> > -       dev->base = devm_ioremap_resource(&pdev->dev, mem);
> > -       if (IS_ERR(dev->base))
> > -               return PTR_ERR(dev->base);
> 
> Wolfram, did my last series make your tree? I think there was a patch
> that touched this part...

Right. It is there. I'll rebase the series on top of the i2c/for-next branch.

-Serge

> 
> -- 
> With Best Regards,
> Andy Shevchenko

  reply index

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-26 21:55 [PATCH v3 00/12] i2c: designeware: Add Baikal-T1 System I2C support Serge Semin
2020-05-26 21:55 ` [PATCH v3 01/12] scripts/dtc: check: Add 10bit/slave i2c reg flags support Serge Semin
2020-05-27  1:17   ` Rob Herring
2020-05-27  9:46     ` Serge Semin
2020-05-27 11:20     ` Serge Semin
2020-05-26 21:55 ` [PATCH v3 02/12] dt-bindings: i2c: Convert DW I2C binding to DT schema Serge Semin
2020-05-27  1:20   ` Rob Herring
2020-05-26 21:55 ` [PATCH v3 03/12] dt-bindings: i2c: Discard i2c-slave flag from the DW I2C example Serge Semin
2020-05-27  9:30   ` Andy Shevchenko
2020-05-27 12:07     ` Serge Semin
2020-05-27 13:32       ` Andy Shevchenko
2020-05-26 21:55 ` [PATCH v3 04/12] dt-bindings: i2c: dw: Add Baikal-T1 SoC I2C controller Serge Semin
2020-05-26 21:55 ` [PATCH v3 05/12] i2c: designware: Use `-y` to build multi-object modules Serge Semin
2020-05-26 21:55 ` [PATCH v3 06/12] i2c: designware: slave: Set DW I2C core module dependency Serge Semin
2020-05-26 21:55 ` [PATCH v3 07/12] i2c: designware: Add Baytrail sem config DW I2C platform dependency Serge Semin
2020-05-26 21:55 ` [PATCH v3 08/12] i2c: designware: Discard Cherry Trail model flag Serge Semin
2020-05-26 21:55 ` [PATCH v3 09/12] i2c: designware: Convert driver to using regmap API Serge Semin
2020-05-26 21:55 ` [PATCH v3 10/12] i2c: designware: Retrieve quirk flags as early as possible Serge Semin
2020-05-26 21:55 ` [PATCH v3 11/12] i2c: designware: Move reg-space remapping into a dedicated function Serge Semin
2020-05-27  9:26   ` Andy Shevchenko
2020-05-27  9:50     ` Serge Semin [this message]
2020-05-27 10:18       ` Andy Shevchenko
2020-05-26 21:55 ` [PATCH v3 12/12] i2c: designware: Add Baikal-T1 System I2C support Serge Semin
2020-05-27 13:30 ` [PATCH v3 00/12] i2c: designeware: " Andy Shevchenko

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