linux-kernel - Re: [PATCH 3/7] staging,spear_adc: Add dependency on HAS

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Message-ID: <52DA6868.9020401@kernel.org>
Date:	Sat, 18 Jan 2014 11:41:28 +0000
From:	Jonathan Cameron <jic23@...nel.org>
To:	Richard Weinberger <richard@....at>, kishon@...com,
	anton@...msg.org, dwmw2@...radead.org, richardcochran@...il.com,
	lidza.louina@...il.com, gregkh@...uxfoundation.org,
	davem@...emloft.net
CC:	sebastian.hesselbarth@...il.com, florian@...nwrt.org,
	thomas.petazzoni@...e-electrons.com, lars@...afoo.de,
	marex@...x.de, acourbot@...dia.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	driverdev-devel@...uxdriverproject.org, devel@...verdev.osuosl.org,
	linux-iio@...r.kernel.org
Subject: Re: [PATCH 3/7] staging,spear_adc: Add dependency on HAS_IOMEM

On 14/01/14 15:45, Richard Weinberger wrote:
> On archs like S390 or um this driver cannot build nor work.
> Make it depend on HAS_IOMEM to bypass build failures.
>
> drivers/staging/iio/adc/spear_adc.c: In function ‘spear_adc_probe’:
> drivers/staging/iio/adc/spear_adc.c:393:2: error: implicit declaration of function ‘iounmap’ [-Werror=implicit-function-declaration
>
> Signed-off-by: Richard Weinberger <richard@....at>
Applied to the fixes-togreg branch of iio.git

Thanks,
> ---
>   drivers/staging/iio/adc/Kconfig | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/staging/iio/adc/Kconfig b/drivers/staging/iio/adc/Kconfig
> index e3d6430..7d5d675 100644
> --- a/drivers/staging/iio/adc/Kconfig
> +++ b/drivers/staging/iio/adc/Kconfig
> @@ -128,6 +128,7 @@ config MXS_LRADC
>   config SPEAR_ADC
>   	tristate "ST SPEAr ADC"
>   	depends on PLAT_SPEAR || COMPILE_TEST
> +	depends on HAS_IOMEM
>   	help
>   	  Say yes here to build support for the integrated ADC inside the
>   	  ST SPEAr SoC. Provides direct access via sysfs.
>
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