linux-kernel - Re: [PATCH] drivers: Let several drivers depends on HAS_IOMEM for 'devm_ioremap

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Message-Id: <201407130545.23004.marex@denx.de>
Date:	Sun, 13 Jul 2014 05:45:22 +0200
From:	Marek Vasut <marex@...x.de>
To:	Chen Gang <gang.chen.5i5j@...il.com>
Cc:	gregkh@...uxfoundation.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	dmitry.torokhov@...il.com, thierry.reding@...il.com,
	jic23@...nel.org, wim@...ana.be, benh@...nel.crashing.org,
	kys@...rosoft.com, schwidefsky@...ibm.com, teg@...m.no,
	Mischa.Jonker@...opsys.com, msalter@...hat.com, lars@...afoo.de,
	richard@....at, knaack.h@....de, rdunlap@...radead.org,
	linux-input@...r.kernel.org, linux-pwm@...r.kernel.org,
	linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
	linux-watchdog@...r.kernel.org, Liqin Chen <liqin.linux@...il.com>,
	Lennox Wu <lennox.wu@...il.com>
Subject: Re: [PATCH] drivers: Let several drivers depends on HAS_IOMEM for 'devm_ioremap_resource'

On Sunday, July 13, 2014 at 05:07:10 AM, Chen Gang wrote:
> Several drivers need 'devm_ioremap_resource' which need HAS_IOMEM enabled.
> So let them depend on HAS_IOMEM.
> 
> The related error (with allmodconfig under score):
> 
>     MODPOST 1365 modules
>   ERROR: "devm_ioremap_resource" [drivers/watchdog/tegra_wdt.ko] undefined!
>   ERROR: "devm_ioremap_resource" [drivers/watchdog/of_xilinx_wdt.ko]
> undefined! ERROR: "devm_ioremap_resource"
> [drivers/staging/iio/adc/mxs-lradc.ko] undefined! ERROR:
> "devm_ioremap_resource" [drivers/pwm/pwm-clps711x.ko] undefined! ERROR:
> "devm_ioremap_resource" [drivers/input/serio/olpc_apsp.ko] undefined!
> ERROR: "devm_ioremap_resource" [drivers/input/serio/arc_ps2.ko] undefined!

This stuff should go through different trees, so I'd suggest to split this into 
multiple patches. Thanks for catching this stuff !

Best regards,
Marek Vasut
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